#include "Table.h"
-
-Table::Table(String baseurl, String password, int64_t _localMachineId, int listeningPort) :
+#include "CloudComm.h"
+#include "SlotBuffer.h"
+#include "NewKey.h"
+#include "Slot.h"
+#include "KeyValue.h"
+#include "Error.h"
+#include "PendingTransaction.h"
+#include "TableStatus.h"
+#include "TransactionStatus.h"
+#include "Transaction.h"
+#include "Random.h"
+
+Table::Table(IoTString *baseurl, IoTString *password, int64_t _localMachineId, int listeningPort) :
buffer(NULL),
cloud(new CloudComm(this, baseurl, password, listeningPort)),
random(NULL),
numberOfSlots(0),
bufferResizeThreshold(0),
liveSlotCount(0),
- oldestLiveSlotSequenceNumber(0),
+ oldestLiveSlotSequenceNumver(1),
localMachineId(_localMachineId),
sequenceNumber(0),
localTransactionSequenceNumber(0),
localArbitrationSequenceNumber(0),
hadPartialSendToServer(false),
attemptedToSendToServer(false),
- expectedSize(0),
+ expectedsize(0),
didFindTableStatus(false),
currMaxSize(0),
lastSlotAttemptedToSend(NULL),
init();
}
-Table::Table(CloudComm _cloud, int64_t _localMachineId) :
+Table::Table(CloudComm * _cloud, int64_t _localMachineId) :
buffer(NULL),
cloud(_cloud),
random(NULL),
numberOfSlots(0),
bufferResizeThreshold(0),
liveSlotCount(0),
- oldestLiveSlotSequenceNumber(0),
+ oldestLiveSlotSequenceNumver(1),
localMachineId(_localMachineId),
sequenceNumber(0),
localTransactionSequenceNumber(0),
localArbitrationSequenceNumber(0),
hadPartialSendToServer(false),
attemptedToSendToServer(false),
- expectedSize(0),
+ expectedsize(0),
didFindTableStatus(false),
currMaxSize(0),
lastSlotAttemptedToSend(NULL),
* Init all the stuff needed for for table usage
*/
void Table::init() {
-
// Init helper objects
random = new Random();
buffer = new SlotBuffer();
- // Set Variables
- oldestLiveSlotSequenceNumver = 1;
-
// init data structs
- committedKeyValueTable = new Hashtable<IoTString, KeyValue>();
- speculatedKeyValueTable = new Hashtable<IoTString, KeyValue>();
- pendingTransactionSpeculatedKeyValueTable = new Hashtable<IoTString, KeyValue>();
- liveNewKeyTable = new Hashtable<IoTString, NewKey>();
- lastMessageTable = new Hashtable<int64_t Pair<int64_t Liveness> >();
- rejectedMessageWatchVectorTable = new Hashtable<int64_t Hashset<RejectedMessage> >();
- arbitratorTable = new Hashtable<IoTString, Long>();
- liveAbortTable = new Hashtable<Pair<int64_t, int64_t>, Abort>();
- newTransactionParts = new Hashtable<int64_t Hashtable<Pair<int64_t int32_t>, TransactionPart> >();
- newCommitParts = new Hashtable<int64_t Hashtable<Pair<int64_t int32_t>, CommitPart> >();
+ committedKeyValueTable = new Hashtable<IoTString *, KeyValue *>();
+ speculatedKeyValueTable = new Hashtable<IoTString *, KeyValue *>();
+ pendingTransactionSpeculatedKeyValueTable = new Hashtable<IoTString *, KeyValue *>();
+ liveNewKeyTable = new Hashtable<IoTString *, NewKey*>();
+ lastMessageTable = new Hashtable<int64_t, Pair<int64_t, Liveness*> *>();
+ rejectedMessageWatchVectorTable = new Hashtable<int64_t, Hashset<RejectedMessage*>* >();
+ arbitratorTable = new Hashtable<IoTString *, int64_t>();
+ liveAbortTable = new Hashtable<Pair<int64_t, int64_t>*, Abort*>();
+ newTransactionParts = new Hashtable<int64_t, Hashtable<Pair<int64_t, int32_t>*, TransactionPart*> *>();
+ newCommitParts = new Hashtable<int64_t, Hashtable<Pair<int64_t, int32_t>*, CommitPart*> *>();
lastArbitratedTransactionNumberByArbitratorTable = new Hashtable<int64_t, int64_t>();
- liveTransactionBySequenceNumberTable = new Hashtable<int64_t Transaction>();
- liveTransactionByTransactionIdTable = new Hashtable<Pair<int64_t, int64_t>, Transaction>();
- liveCommitsTable = new Hashtable<int64_t Hashtable<int64_t Commit> >();
- liveCommitsByKeyTable = new Hashtable<IoTString, Commit>();
+ liveTransactionBySequenceNumberTable = new Hashtable<int64_t, Transaction*>();
+ liveTransactionByTransactionIdTable = new Hashtable<Pair<int64_t, int64_t>*, Transaction*>();
+ liveCommitsTable = new Hashtable<int64_t, Hashtable<int64_t, Commit*> >();
+ liveCommitsByKeyTable = new Hashtable<IoTString *, Commit*>();
lastCommitSeenSequenceNumberByArbitratorTable = new Hashtable<int64_t, int64_t>();
- rejectedSlotVector = new Vector<Long>();
- pendingTransactionQueue = new Vector<Transaction>();
- pendingSendArbitrationEntriesToDelete = new Vector<Entry>();
- transactionPartsSent = new Hashtable<Transaction, Vector<int32_t> >();
- outstandingTransactionStatus = new Hashtable<int64_t TransactionStatus>();
- liveAbortsGeneratedByLocal = new Hashtable<int64_t Abort>();
- offlineTransactionsCommittedAndAtServer = new Hashset<Pair<int64_t, int64_t> >();
- localCommunicationTable = new Hashtable<int64_t Pair<String, int32_t> >();
+ rejectedSlotVector = new Vector<int64_t>();
+ pendingTransactionQueue = new Vector<Transaction*>();
+ pendingSendArbitrationEntriesToDelete = new Vector<Entry*>();
+ transactionPartsSent = new Hashtable<Transaction*, Vector<int32_t> *>();
+ outstandingTransactionStatus = new Hashtable<int64_t, TransactionStatus*>();
+ liveAbortsGeneratedByLocal = new Hashtable<int64_t, Abort*>();
+ offlineTransactionsCommittedAndAtServer = new Hashset<Pair<int64_t, int64_t>*>();
+ localCommunicationTable = new Hashtable<int64_t, Pair<IoTString*, int32_t>*>();
lastTransactionSeenFromMachineFromServer = new Hashtable<int64_t, int64_t>();
- pendingSendArbitrationRounds = new Vector<ArbitrationRound>();
+ pendingSendArbitrationRounds = new Vector<ArbitrationRound*>();
lastArbitrationDataLocalSequenceNumberSeenFromArbitrator = new Hashtable<int64_t, int64_t>();
// Other init stuff
- numberOfSlots = buffer.capacity();
+ numberOfSlots = buffer->capacity();
setResizeThreshold();
}
-// TODO: delete method
-synchronized void Table::printSlots() {
- int64_t o = buffer.getOldestSeqNum();
- int64_t n = buffer.getNewestSeqNum();
-
- Array<int> *types = new Array<int>(10);
-
- int num = 0;
-
- int livec = 0;
- int deadc = 0;
-
- int casdasd = 0;
-
- int liveslo = 0;
-
- for (int64_t i = o; i < (n + 1); i++) {
- Slot s = buffer.getSlot(i);
-
-
- if (s.isLive()) {
- liveslo++;
- }
-
- Vector<Entry> entries = s.getEntries();
-
- for (Entry e : entries) {
- if (e.isLive()) {
- int type = e.getType();
-
-
- if (type == 6) {
- RejectedMessage rej = (RejectedMessage)e;
- casdasd++;
-
- System.out.println(rej.getMachineID());
- }
-
-
- types[type] = types[type] + 1;
- num++;
- livec++;
- } else {
- deadc++;
- }
- }
- }
-
- for (int i = 0; i < 10; i++) {
- System.out.println(i + " " + types[i]);
- }
- System.out.println("Live count: " + livec);
- System.out.println("Live Slot count: " + liveslo);
-
- System.out.println("Dead count: " + deadc);
- System.out.println("Old: " + o);
- System.out.println("New: " + n);
- System.out.println("Size: " + buffer.size());
- // System.out.println("Commits: " + liveCommitsTable.size());
- System.out.println("pendingTrans: " + pendingTransactionQueue.size());
- System.out.println("Trans Status Out: " + outstandingTransactionStatus.size());
-
- for (Long k : lastArbitratedTransactionNumberByArbitratorTable.keySet()) {
- System.out.println(k + ": " + lastArbitratedTransactionNumberByArbitratorTable.get(k));
- }
-
-
- for (Long a : liveCommitsTable.keySet()) {
- for (Long b : liveCommitsTable.get(a).keySet()) {
- for (KeyValue kv : liveCommitsTable.get(a).get(b).getKeyValueUpdateSet()) {
- System.out.print(kv + " ");
- }
- System.out.print("|| ");
- }
- System.out.println();
- }
-
-}
-
/**
* Initialize the table by inserting a table status as the first entry into the table status
* also initialize the crypto stuff.
*/
-synchronized void Table::initTable() {
- cloud.initSecurity();
+ void Table::initTable() {
+ cloud->initSecurity();
// Create the first insertion into the block chain which is the table status
- Slot s = new Slot(this, 1, localMachineId, localSequenceNumber);
+ Slot *s = new Slot(this, 1, localMachineId, localSequenceNumber);
localSequenceNumber++;
- TableStatus status = new TableStatus(s, numberOfSlots);
- s.addEntry(status);
- Array<Slot> *array = cloud.putSlot(s, numberOfSlots);
+ TableStatus *status = new TableStatus(s, numberOfSlots);
+ s->addEntry(status);
+ Array<Slot*> *array = cloud->putSlot(s, numberOfSlots);
if (array == NULL) {
- array = new Array<Slot>(1);
+ array = new Array<Slot*>(1);
array->set(0, s);
// update local block chain
validateAndUpdate(array, true);
- } else if (array.length == 1) {
+ } else if (array->length() == 1) {
// in case we did push the slot BUT we failed to init it
validateAndUpdate(array, true);
} else {
/**
* Rebuild the table from scratch by pulling the latest block chain from the server.
*/
-synchronized void Table::rebuild() {
+ void Table::rebuild() {
// Just pull the latest slots from the server
- Array<Slot> *newslots = cloud.getSlots(sequenceNumber + 1);
+ Array<Slot*> *newslots = cloud->getSlots(sequenceNumber + 1);
validateAndUpdate(newslots, true);
sendToServer(NULL);
updateLiveTransactionsAndStatus();
-
}
-// String toString() {
-// String retString = " Committed Table: \n";
-// retString += "---------------------------\n";
-// retString += commitedTable.toString();
-
-// retString += "\n\n";
-
-// retString += " Speculative Table: \n";
-// retString += "---------------------------\n";
-// retString += speculativeTable.toString();
-
-// return retString;
-// }
-
-synchronized void Table::addLocalCommunication(int64_t arbitrator, String hostName, int portNumber) {
- localCommunicationTable.put(arbitrator, new Pair<String, int32_t>(hostName, portNumber));
+ void Table::addLocalCommunication(int64_t arbitrator, IoTString *hostName, int portNumber) {
+ localCommunicationTable->put(arbitrator, new Pair<IoTString*, int32_t>(hostName, portNumber));
}
-synchronized Long Table::getArbitrator(IoTString key) {
- return arbitratorTable.get(key);
+ int64_t Table::getArbitrator(IoTString *key) {
+ return arbitratorTable->get(key);
}
-synchronized void Table::close() {
- cloud.close();
+ void Table::close() {
+ cloud->close();
}
-synchronized IoTString Table::getCommitted(IoTString key) {
- KeyValue kv = committedKeyValueTable.get(key);
+ IoTString * Table::getCommitted(IoTString *key) {
+ KeyValue *kv = committedKeyValueTable->get(key);
if (kv != NULL) {
- return kv.getValue();
+ return kv->getValue();
} else {
return NULL;
}
}
-synchronized IoTString Table::getSpeculative(IoTString key) {
- KeyValue kv = pendingTransactionSpeculatedKeyValueTable.get(key);
+ IoTString * Table::getSpeculative(IoTString *key) {
+ KeyValue *kv = pendingTransactionSpeculatedKeyValueTable->get(key);
if (kv == NULL) {
- kv = speculatedKeyValueTable.get(key);
+ kv = speculatedKeyValueTable->get(key);
}
if (kv == NULL) {
- kv = committedKeyValueTable.get(key);
+ kv = committedKeyValueTable->get(key);
}
if (kv != NULL) {
- return kv.getValue();
+ return kv->getValue();
} else {
return NULL;
}
}
-synchronized IoTString Table::getCommittedAtomic(IoTString key) {
- KeyValue kv = committedKeyValueTable.get(key);
+ IoTString * Table::getCommittedAtomic(IoTString *key) {
+ KeyValue *kv = committedKeyValueTable->get(key);
- if (arbitratorTable.get(key) == NULL) {
+ if (arbitratorTable->get(key) == NULL) {
throw new Error("Key not Found.");
}
// Make sure new key value pair matches the current arbitrator
- if (!pendingTransactionBuilder.checkArbitrator(arbitratorTable.get(key))) {
+ if (!pendingTransactionBuilder->checkArbitrator(arbitratorTable->get(key))) {
// TODO: Maybe not throw en error
throw new Error("Not all Key Values Match Arbitrator.");
}
if (kv != NULL) {
- pendingTransactionBuilder.addKVGuard(new KeyValue(key, kv.getValue()));
- return kv.getValue();
+ pendingTransactionBuilder->addKVGuard(new KeyValue(key, kv->getValue()));
+ return kv->getValue();
} else {
- pendingTransactionBuilder.addKVGuard(new KeyValue(key, NULL));
+ pendingTransactionBuilder->addKVGuard(new KeyValue(key, NULL));
return NULL;
}
}
-synchronized IoTString Table::getSpeculativeAtomic(IoTString key) {
- if (arbitratorTable.get(key) == NULL) {
+ IoTString * Table::getSpeculativeAtomic(IoTString *key) {
+ if (arbitratorTable->get(key) == NULL) {
throw new Error("Key not Found.");
}
// Make sure new key value pair matches the current arbitrator
- if (!pendingTransactionBuilder.checkArbitrator(arbitratorTable.get(key))) {
+ if (!pendingTransactionBuilder->checkArbitrator(arbitratorTable->get(key))) {
// TODO: Maybe not throw en error
throw new Error("Not all Key Values Match Arbitrator.");
}
- KeyValue kv = pendingTransactionSpeculatedKeyValueTable.get(key);
+ KeyValue *kv = pendingTransactionSpeculatedKeyValueTable->get(key);
if (kv == NULL) {
- kv = speculatedKeyValueTable.get(key);
+ kv = speculatedKeyValueTable->get(key);
}
if (kv == NULL) {
- kv = committedKeyValueTable.get(key);
+ kv = committedKeyValueTable->get(key);
}
if (kv != NULL) {
- pendingTransactionBuilder.addKVGuard(new KeyValue(key, kv.getValue()));
- return kv.getValue();
+ pendingTransactionBuilder->addKVGuard(new KeyValue(key, kv->getValue()));
+ return kv->getValue();
} else {
- pendingTransactionBuilder.addKVGuard(new KeyValue(key, NULL));
+ pendingTransactionBuilder->addKVGuard(new KeyValue(key, NULL));
return NULL;
}
}
-synchronized bool Table::update() {
+ bool Table::update() {
try {
- Array<Slot> *newSlots = cloud.getSlots(sequenceNumber + 1);
+ Array<Slot*> *newSlots = cloud->getSlots(sequenceNumber + 1);
validateAndUpdate(newSlots, false);
sendToServer(NULL);
updateLiveTransactionsAndStatus();
return true;
- } catch (Exception e) {
- // e.printStackTrace();
+ } catch (Exception *e) {
+ // e->printStackTrace();
- for (Long m : localCommunicationTable.keySet()) {
+ for (int64_t m : localCommunicationTable->keySet()) {
updateFromLocal(m);
}
}
return false;
}
-synchronized bool Table::createNewKey(IoTString keyName, int64_t machineId) {
+ bool Table::createNewKey(IoTString *keyName, int64_t machineId) {
while (true) {
- if (arbitratorTable.get(keyName) != NULL) {
+ if (arbitratorTable->get(keyName) != NULL) {
// There is already an arbitrator
return false;
}
- NewKey newKey = new NewKey(NULL, keyName, machineId);
+ NewKey * newKey = new NewKey(NULL, keyName, machineId);
if (sendToServer(newKey)) {
// If successfully inserted
}
}
-synchronized void Table::startTransaction() {
+ void Table::startTransaction() {
// Create a new transaction, invalidates any old pending transactions.
pendingTransactionBuilder = new PendingTransaction(localMachineId);
}
-synchronized void Table::addKV(IoTString key, IoTString value) {
+ void Table::addKV(IoTString *key, IoTString *value) {
// Make sure it is a valid key
- if (arbitratorTable.get(key) == NULL) {
+ if (arbitratorTable->get(key) == NULL) {
throw new Error("Key not Found.");
}
// Make sure new key value pair matches the current arbitrator
- if (!pendingTransactionBuilder.checkArbitrator(arbitratorTable.get(key))) {
+ if (!pendingTransactionBuilder->checkArbitrator(arbitratorTable->get(key))) {
// TODO: Maybe not throw en error
throw new Error("Not all Key Values Match Arbitrator.");
}
// Add the key value to this transaction
- KeyValue kv = new KeyValue(key, value);
- pendingTransactionBuilder.addKV(kv);
+ KeyValue *kv = new KeyValue(key, value);
+ pendingTransactionBuilder->addKV(kv);
}
-synchronized TransactionStatus Table::commitTransaction() {
+ TransactionStatus Table::commitTransaction() {
- if (pendingTransactionBuilder.getKVUpdates().size() == 0) {
+ if (pendingTransactionBuilder->getKVUpdates()->size() == 0) {
// transaction with no updates will have no effect on the system
- return new TransactionStatus(TransactionStatus.StatusNoEffect, -1);
+ return new TransactionStatus(TransactionStatus_StatusNoEffect, -1);
}
// Set the local transaction sequence number and increment
- pendingTransactionBuilder.setClientLocalSequenceNumber(localTransactionSequenceNumber);
+ pendingTransactionBuilder->setClientLocalSequenceNumber(localTransactionSequenceNumber);
localTransactionSequenceNumber++;
// Create the transaction status
- TransactionStatus transactionStatus = new TransactionStatus(TransactionStatus.StatusPending, pendingTransactionBuilder.getArbitrator());
+ TransactionStatus transactionStatus = new TransactionStatus(TransactionStatus_StatusPending, pendingTransactionBuilder->getArbitrator());
// Create the new transaction
- Transaction newTransaction = pendingTransactionBuilder.createTransaction();
- newTransaction.setTransactionStatus(transactionStatus);
+ Transaction *newTransaction = pendingTransactionBuilder->createTransaction();
+ newTransaction->setTransactionStatus(transactionStatus);
- if (pendingTransactionBuilder.getArbitrator() != localMachineId) {
+ if (pendingTransactionBuilder->getArbitrator() != localMachineId) {
// Add it to the queue and invalidate the builder for safety
- pendingTransactionQueue.add(newTransaction);
+ pendingTransactionQueue->add(newTransaction);
} else {
arbitrateOnLocalTransaction(newTransaction);
updateLiveStateFromLocal();
try {
sendToServer(NULL);
- } catch (ServerException e) {
+ } catch (ServerException *e) {
- Set<Long> arbitratorTriedAndFailed = new Hashset<Long>();
- for (Iterator<Transaction> iter = pendingTransactionQueue.iterator(); iter.hasNext(); ) {
- Transaction transaction = iter.next();
+ Hashset<int64_t>* arbitratorTriedAndFailed = new Hashset<int64_t>();
+ for (Iterator<Transaction*> *iter = pendingTransactionQueue->iterator(); iter->hasNext(); ) {
+ Transaction * transaction = iter->next();
- if (arbitratorTriedAndFailed.contains(transaction.getArbitrator())) {
+ if (arbitratorTriedAndFailed->contains(transaction->getArbitrator())) {
// Already contacted this client so ignore all attempts to contact this client
// to preserve ordering for arbitrator
continue;
}
- Pair<bool, bool> sendReturn = sendTransactionToLocal(transaction);
+ Pair<bool, bool> * sendReturn = sendTransactionToLocal(transaction);
- if (sendReturn.getFirst()) {
+ if (sendReturn->getFirst()) {
// Failed to contact over local
- arbitratorTriedAndFailed.add(transaction.getArbitrator());
+ arbitratorTriedAndFailed->add(transaction->getArbitrator());
} else {
// Successful contact or should not contact
- if (sendReturn.getSecond()) {
+ if (sendReturn->getSecond()) {
// did arbitrate
- iter.remove();
+ iter->remove();
}
}
}
return transactionStatus;
}
-/**
- * Get the machine ID for this client
- */
-int64_t Table::getMachineId() {
- return localMachineId;
-}
-
-/**
- * Decrement the number of live slots that we currently have
- */
-void Table::decrementLiveCount() {
- liveSlotCount--;
-}
-
/**
* Recalculate the new resize threshold
*/
void Table::setResizeThreshold() {
- int resizeLower = (int) (RESIZE_THRESHOLD * numberOfSlots);
- bufferResizeThreshold = resizeLower - 1 + random.nextInt(numberOfSlots - resizeLower);
+ int resizeLower = (int) (Table_RESIZE_THRESHOLD * numberOfSlots);
+ bufferResizeThreshold = resizeLower - 1 + random->nextInt(numberOfSlots - resizeLower);
}
int64_t Table::getLocalSequenceNumber() {
bool lastInsertedNewKey = false;
-bool Table::sendToServer(NewKey newKey) {
+bool Table::sendToServer(NewKey* newKey) {
bool fromRetry = false;
try {
if (hadPartialSendToServer) {
- Array<Slot> *newSlots = cloud.getSlots(sequenceNumber + 1);
- if (newSlots.length == 0) {
+ Array<Slot*> *newSlots = cloud->getSlots(sequenceNumber + 1);
+ if (newSlots->length() == 0) {
fromRetry = true;
- ThreeTuple<bool, bool, Array<Slot> *> sendSlotsReturn = sendSlotsToServer(lastSlotAttemptedToSend, lastNewSize, lastIsNewKey);
+ ThreeTuple<bool, bool, Array<Slot*> *> *sendSlotsReturn = sendSlotsToServer(lastSlotAttemptedToSend, lastNewSize, lastIsNewKey);
- if (sendSlotsReturn.getFirst()) {
+ if (sendSlotsReturn->getFirst()) {
if (newKey != NULL) {
- if (lastInsertedNewKey && (lastNewKey.getKey() == newKey.getKey()) && (lastNewKey.getMachineID() == newKey.getMachineID())) {
+ if (lastInsertedNewKey && (lastNewKey->getKey() == newKey->getKey()) && (lastNewKey->getMachineID() == newKey->getMachineID())) {
newKey = NULL;
}
}
- for (Transaction transaction : lastTransactionPartsSent.keySet()) {
- transaction.resetServerFailure();
+ for (Transaction *transaction : lastTransactionPartsSent->keySet()) {
+ transaction->resetServerFailure();
// Update which transactions parts still need to be sent
- transaction.removeSentParts(lastTransactionPartsSent.get(transaction));
+ transaction->removeSentParts(lastTransactionPartsSent->get(transaction));
// Add the transaction status to the outstanding list
- outstandingTransactionStatus.put(transaction.getSequenceNumber(), transaction.getTransactionStatus());
+ outstandingTransactionStatus->put(transaction->getSequenceNumber(), transaction->getTransactionStatus());
// Update the transaction status
- transaction.getTransactionStatus().setStatus(TransactionStatus.StatusSentPartial);
+ transaction->getTransactionStatus()->setStatus(TransactionStatus_StatusSentPartial);
// Check if all the transaction parts were successfully sent and if so then remove it from pending
- if (transaction.didSendAllParts()) {
- transaction.getTransactionStatus().setStatus(TransactionStatus.StatusSentFully);
- pendingTransactionQueue.remove(transaction);
+ if (transaction->didSendAllParts()) {
+ transaction->getTransactionStatus()->setStatus(TransactionStatus_StatusSentFully);
+ pendingTransactionQueue->remove(transaction);
}
}
} else {
- newSlots = sendSlotsReturn.getThird();
+ newSlots = sendSlotsReturn->getThird();
bool isInserted = false;
- for (Slot s : newSlots) {
- if ((s.getSequenceNumber() == lastSlotAttemptedToSend.getSequenceNumber()) && (s.getMachineID() == localMachineId)) {
+ for (Slot *s : newSlots) {
+ if ((s->getSequenceNumber() == lastSlotAttemptedToSend->getSequenceNumber()) && (s->getMachineID() == localMachineId)) {
isInserted = true;
break;
}
}
- for (Slot s : newSlots) {
+ for (Slot *s : newSlots) {
if (isInserted) {
break;
}
// Process each entry in the slot
- for (Entry entry : s.getEntries()) {
+ for (Entry *entry : s->getEntries()) {
- if (entry.getType() == Entry.TypeLastMessage) {
+ if (entry->getType() == TypeLastMessage) {
LastMessage lastMessage = (LastMessage)entry;
- if ((lastMessage.getMachineID() == localMachineId) && (lastMessage.getSequenceNumber() == lastSlotAttemptedToSend.getSequenceNumber())) {
+ if ((lastMessage->getMachineID() == localMachineId) && (lastMessage->getSequenceNumber() == lastSlotAttemptedToSend->getSequenceNumber())) {
isInserted = true;
break;
}
if (isInserted) {
if (newKey != NULL) {
- if (lastInsertedNewKey && (lastNewKey.getKey() == newKey.getKey()) && (lastNewKey.getMachineID() == newKey.getMachineID())) {
+ if (lastInsertedNewKey && (lastNewKey->getKey() == newKey->getKey()) && (lastNewKey->getMachineID() == newKey->getMachineID())) {
newKey = NULL;
}
}
- for (Transaction transaction : lastTransactionPartsSent.keySet()) {
- transaction.resetServerFailure();
+ for (Transaction *transaction : lastTransactionPartsSent->keySet()) {
+ transaction->resetServerFailure();
// Update which transactions parts still need to be sent
- transaction.removeSentParts(lastTransactionPartsSent.get(transaction));
+ transaction->removeSentParts(lastTransactionPartsSent->get(transaction));
// Add the transaction status to the outstanding list
- outstandingTransactionStatus.put(transaction.getSequenceNumber(), transaction.getTransactionStatus());
+ outstandingTransactionStatus->put(transaction->getSequenceNumber(), transaction->getTransactionStatus());
// Update the transaction status
- transaction.getTransactionStatus().setStatus(TransactionStatus.StatusSentPartial);
+ transaction->getTransactionStatus()->setStatus(TransactionStatus_StatusSentPartial);
// Check if all the transaction parts were successfully sent and if so then remove it from pending
- if (transaction.didSendAllParts()) {
- transaction.getTransactionStatus().setStatus(TransactionStatus.StatusSentFully);
- pendingTransactionQueue.remove(transaction);
+ if (transaction->didSendAllParts()) {
+ transaction->getTransactionStatus()->setStatus(TransactionStatus_StatusSentFully);
+ pendingTransactionQueue->remove(transaction);
} else {
- transaction.resetServerFailure();
+ transaction->resetServerFailure();
// Set the transaction sequence number back to nothing
- if (!transaction.didSendAPartToServer()) {
- transaction.setSequenceNumber(-1);
+ if (!transaction->didSendAPartToServer()) {
+ transaction->setSequenceNumber(-1);
}
}
}
}
}
- for (Transaction transaction : lastTransactionPartsSent.keySet()) {
- transaction.resetServerFailure();
+ for (Transaction *transaction : lastTransactionPartsSent->keySet()) {
+ transaction->resetServerFailure();
// Set the transaction sequence number back to nothing
- if (!transaction.didSendAPartToServer()) {
- transaction.setSequenceNumber(-1);
+ if (!transaction->didSendAPartToServer()) {
+ transaction->setSequenceNumber(-1);
}
}
- if (sendSlotsReturn.getThird().length != 0) {
+ if (sendSlotsReturn->getThird()->length() != 0) {
// insert into the local block chain
- validateAndUpdate(sendSlotsReturn.getThird(), true);
+ validateAndUpdate(sendSlotsReturn->getThird(), true);
}
// continue;
} else {
bool isInserted = false;
- for (Slot s : newSlots) {
- if ((s.getSequenceNumber() == lastSlotAttemptedToSend.getSequenceNumber()) && (s.getMachineID() == localMachineId)) {
+ for (Slot *s : newSlots) {
+ if ((s->getSequenceNumber() == lastSlotAttemptedToSend->getSequenceNumber()) && (s->getMachineID() == localMachineId)) {
isInserted = true;
break;
}
}
- for (Slot s : newSlots) {
+ for (Slot *s : newSlots) {
if (isInserted) {
break;
}
// Process each entry in the slot
- for (Entry entry : s.getEntries()) {
+ for (Entry *entry : s->getEntries()) {
- if (entry.getType() == Entry.TypeLastMessage) {
+ if (entry->getType() == TypeLastMessage) {
LastMessage lastMessage = (LastMessage)entry;
- if ((lastMessage.getMachineID() == localMachineId) && (lastMessage.getSequenceNumber() == lastSlotAttemptedToSend.getSequenceNumber())) {
+ if ((lastMessage->getMachineID() == localMachineId) && (lastMessage->getSequenceNumber() == lastSlotAttemptedToSend->getSequenceNumber())) {
isInserted = true;
break;
}
if (isInserted) {
if (newKey != NULL) {
- if (lastInsertedNewKey && (lastNewKey.getKey() == newKey.getKey()) && (lastNewKey.getMachineID() == newKey.getMachineID())) {
+ if (lastInsertedNewKey && (lastNewKey->getKey() == newKey->getKey()) && (lastNewKey->getMachineID() == newKey->getMachineID())) {
newKey = NULL;
}
}
- for (Transaction transaction : lastTransactionPartsSent.keySet()) {
- transaction.resetServerFailure();
+ for (Transaction *transaction : lastTransactionPartsSent->keySet()) {
+ transaction->resetServerFailure();
// Update which transactions parts still need to be sent
- transaction.removeSentParts(lastTransactionPartsSent.get(transaction));
+ transaction->removeSentParts(lastTransactionPartsSent->get(transaction));
// Add the transaction status to the outstanding list
- outstandingTransactionStatus.put(transaction.getSequenceNumber(), transaction.getTransactionStatus());
+ outstandingTransactionStatus->put(transaction->getSequenceNumber(), transaction->getTransactionStatus());
// Update the transaction status
- transaction.getTransactionStatus().setStatus(TransactionStatus.StatusSentPartial);
+ transaction->getTransactionStatus()->setStatus(TransactionStatus_StatusSentPartial);
// Check if all the transaction parts were successfully sent and if so then remove it from pending
- if (transaction.didSendAllParts()) {
- transaction.getTransactionStatus().setStatus(TransactionStatus.StatusSentFully);
- pendingTransactionQueue.remove(transaction);
+ if (transaction->didSendAllParts()) {
+ transaction->getTransactionStatus()->setStatus(TransactionStatus_StatusSentFully);
+ pendingTransactionQueue->remove(transaction);
} else {
- transaction.resetServerFailure();
+ transaction->resetServerFailure();
// Set the transaction sequence number back to nothing
- if (!transaction.didSendAPartToServer()) {
- transaction.setSequenceNumber(-1);
+ if (!transaction->didSendAPartToServer()) {
+ transaction->setSequenceNumber(-1);
}
}
}
} else {
- for (Transaction transaction : lastTransactionPartsSent.keySet()) {
- transaction.resetServerFailure();
+ for (Transaction *transaction : lastTransactionPartsSent->keySet()) {
+ transaction->resetServerFailure();
// Set the transaction sequence number back to nothing
- if (!transaction.didSendAPartToServer()) {
- transaction.setSequenceNumber(-1);
+ if (!transaction->didSendAPartToServer()) {
+ transaction->setSequenceNumber(-1);
}
}
}
validateAndUpdate(newSlots, true);
}
}
- } catch (ServerException e) {
+ } catch (ServerException *e) {
throw e;
}
try {
// While we have stuff that needs inserting into the block chain
- while ((pendingTransactionQueue.size() > 0) || (pendingSendArbitrationRounds.size() > 0) || (newKey != NULL)) {
+ while ((pendingTransactionQueue->size() > 0) || (pendingSendArbitrationRounds->size() > 0) || (newKey != NULL)) {
fromRetry = false;
// If there is a new key with same name then end
- if ((newKey != NULL) && (arbitratorTable.get(newKey.getKey()) != NULL)) {
+ if ((newKey != NULL) && (arbitratorTable->get(newKey->getKey()) != NULL)) {
return false;
}
// Create the slot
- Slot slot = new Slot(this, sequenceNumber + 1, localMachineId, buffer.getSlot(sequenceNumber).getHMAC(), localSequenceNumber);
+ Slot *slot = new Slot(this, sequenceNumber + 1, localMachineId, buffer->getSlot(sequenceNumber)->getHMAC(), localSequenceNumber);
localSequenceNumber++;
// Try to fill the slot with data
ThreeTuple<bool, int32_t, bool> fillSlotsReturn = fillSlot(slot, false, newKey);
- bool needsResize = fillSlotsReturn.getFirst();
- int newSize = fillSlotsReturn.getSecond();
- bool insertedNewKey = fillSlotsReturn.getThird();
+ bool needsResize = fillSlotsReturn->getFirst();
+ int newSize = fillSlotsReturn->getSecond();
+ bool insertedNewKey = fillSlotsReturn->getThird();
if (needsResize) {
// Reset which transaction to send
- for (Transaction transaction : transactionPartsSent.keySet()) {
- transaction.resetNextPartToSend();
+ for (Transaction *transaction : transactionPartsSent->keySet()) {
+ transaction->resetNextPartToSend();
// Set the transaction sequence number back to nothing
- if (!transaction.didSendAPartToServer() && !transaction.getServerFailure()) {
- transaction.setSequenceNumber(-1);
+ if (!transaction->didSendAPartToServer() && !transaction->getServerFailure()) {
+ transaction->setSequenceNumber(-1);
}
}
// Clear the sent data since we are trying again
- pendingSendArbitrationEntriesToDelete.clear();
- transactionPartsSent.clear();
+ pendingSendArbitrationEntriesToDelete->clear();
+ transactionPartsSent->clear();
// We needed a resize so try again
fillSlot(slot, true, newKey);
lastInsertedNewKey = insertedNewKey;
lastNewSize = newSize;
lastNewKey = newKey;
- lastTransactionPartsSent = new Hashtable<Transaction, Vector<int32_t> >(transactionPartsSent);
- lastPendingSendArbitrationEntriesToDelete = new Vector<Entry>(pendingSendArbitrationEntriesToDelete);
+ lastTransactionPartsSent = new Hashtable<Transaction*, Vector<int32_t>* >(transactionPartsSent);
+ lastPendingSendArbitrationEntriesToDelete = new Vector<Entry*>(pendingSendArbitrationEntriesToDelete);
- ThreeTuple<bool, bool, Array<Slot> *> sendSlotsReturn = sendSlotsToServer(slot, newSize, newKey != NULL);
+ ThreeTuple<bool, bool, Array<Slot*> *> sendSlotsReturn = sendSlotsToServer(slot, newSize, newKey != NULL);
- if (sendSlotsReturn.getFirst()) {
+ if (sendSlotsReturn->getFirst()) {
// Did insert into the block chain
}
// Remove the aborts and commit parts that were sent from the pending to send queue
- for (Iterator<ArbitrationRound> iter = pendingSendArbitrationRounds.iterator(); iter.hasNext(); ) {
- ArbitrationRound round = iter.next();
- round.removeParts(pendingSendArbitrationEntriesToDelete);
+ for (Iterator<ArbitrationRound> iter = pendingSendArbitrationRounds->iterator(); iter->hasNext(); ) {
+ ArbitrationRound round = iter->next();
+ round->removeParts(pendingSendArbitrationEntriesToDelete);
- if (round.isDoneSending()) {
+ if (round->isDoneSending()) {
// Sent all the parts
- iter.remove();
+ iter->remove();
}
}
- for (Transaction transaction : transactionPartsSent.keySet()) {
- transaction.resetServerFailure();
+ for (Transaction *transaction : transactionPartsSent->keySet()) {
+ transaction->resetServerFailure();
// Update which transactions parts still need to be sent
- transaction.removeSentParts(transactionPartsSent.get(transaction));
+ transaction->removeSentParts(transactionPartsSent->get(transaction));
// Add the transaction status to the outstanding list
- outstandingTransactionStatus.put(transaction.getSequenceNumber(), transaction.getTransactionStatus());
+ outstandingTransactionStatus->put(transaction->getSequenceNumber(), transaction->getTransactionStatus());
// Update the transaction status
- transaction.getTransactionStatus().setStatus(TransactionStatus.StatusSentPartial);
+ transaction->getTransactionStatus()->setStatus(TransactionStatus_StatusSentPartial);
// Check if all the transaction parts were successfully sent and if so then remove it from pending
- if (transaction.didSendAllParts()) {
- transaction.getTransactionStatus().setStatus(TransactionStatus.StatusSentFully);
- pendingTransactionQueue.remove(transaction);
+ if (transaction->didSendAllParts()) {
+ transaction->getTransactionStatus()->setStatus(TransactionStatus_StatusSentFully);
+ pendingTransactionQueue->remove(transaction);
}
}
} else {
-
- // if (!sendSlotsReturn.getSecond()) {
- // for (Transaction transaction : lastTransactionPartsSent.keySet()) {
- // transaction.resetServerFailure();
- // }
- // } else {
- // for (Transaction transaction : lastTransactionPartsSent.keySet()) {
- // transaction.resetServerFailure();
-
- // // Update which transactions parts still need to be sent
- // transaction.removeSentParts(transactionPartsSent.get(transaction));
-
- // // Add the transaction status to the outstanding list
- // outstandingTransactionStatus.put(transaction.getSequenceNumber(), transaction.getTransactionStatus());
-
- // // Update the transaction status
- // transaction.getTransactionStatus().setStatus(TransactionStatus.StatusSentPartial);
-
- // // Check if all the transaction parts were successfully sent and if so then remove it from pending
- // if (transaction.didSendAllParts()) {
- // transaction.getTransactionStatus().setStatus(TransactionStatus.StatusSentFully);
- // pendingTransactionQueue.remove(transaction);
-
- // for (KeyValue kv : transaction.getKeyValueUpdateSet()) {
- // System.out.println("Sent: " + kv + " from: " + localMachineId + " Slot:" + lastSlotAttemptedToSend.getSequenceNumber() + " Claimed:" + transaction.getSequenceNumber());
- // }
- // }
- // }
- // }
-
// Reset which transaction to send
- for (Transaction transaction : transactionPartsSent.keySet()) {
- transaction.resetNextPartToSend();
- // transaction.resetNextPartToSend();
+ for (Transaction *transaction : transactionPartsSent->keySet()) {
+ transaction->resetNextPartToSend();
// Set the transaction sequence number back to nothing
- if (!transaction.didSendAPartToServer() && !transaction.getServerFailure()) {
- transaction.setSequenceNumber(-1);
+ if (!transaction->didSendAPartToServer() && !transaction->getServerFailure()) {
+ transaction->setSequenceNumber(-1);
}
}
}
// Clear the sent data in preparation for next send
- pendingSendArbitrationEntriesToDelete.clear();
- transactionPartsSent.clear();
+ pendingSendArbitrationEntriesToDelete->clear();
+ transactionPartsSent->clear();
- if (sendSlotsReturn.getThird().length != 0) {
+ if (sendSlotsReturn->getThird()->length() != 0) {
// insert into the local block chain
- validateAndUpdate(sendSlotsReturn.getThird(), true);
+ validateAndUpdate(sendSlotsReturn->getThird(), true);
}
}
- } catch (ServerException e) {
-
- if (e.getType() != ServerException.TypeInputTimeout) {
- // e.printStackTrace();
+ } catch (ServerException *e) {
+ if (e->getType() != ServerException->TypeInputTimeout) {
// Nothing was able to be sent to the server so just clear these data structures
- for (Transaction transaction : transactionPartsSent.keySet()) {
- transaction.resetNextPartToSend();
+ for (Transaction *transaction : transactionPartsSent->keySet()) {
+ transaction->resetNextPartToSend();
// Set the transaction sequence number back to nothing
- if (!transaction.didSendAPartToServer() && !transaction.getServerFailure()) {
- transaction.setSequenceNumber(-1);
+ if (!transaction->didSendAPartToServer() && !transaction->getServerFailure()) {
+ transaction->setSequenceNumber(-1);
}
}
} else {
// There was a partial send to the server
hadPartialSendToServer = true;
-
- // if (!fromRetry) {
- // lastTransactionPartsSent = new Hashtable<Transaction, Vector<int32_t>>(transactionPartsSent);
- // lastPendingSendArbitrationEntriesToDelete = new Vector<Entry>(pendingSendArbitrationEntriesToDelete);
- // }
-
// Nothing was able to be sent to the server so just clear these data structures
- for (Transaction transaction : transactionPartsSent.keySet()) {
- transaction.resetNextPartToSend();
- transaction.setServerFailure();
+ for (Transaction *transaction : transactionPartsSent->keySet()) {
+ transaction->resetNextPartToSend();
+ transaction->setServerFailure();
}
}
- pendingSendArbitrationEntriesToDelete.clear();
- transactionPartsSent.clear();
+ pendingSendArbitrationEntriesToDelete->clear();
+ transactionPartsSent->clear();
throw e;
}
return newKey == NULL;
}
-synchronized bool Table::updateFromLocal(int64_t machineId) {
- Pair<String, int32_t> localCommunicationInformation = localCommunicationTable.get(machineId);
+ bool Table::updateFromLocal(int64_t machineId) {
+ Pair<IoTString*, int32_t> localCommunicationInformation = localCommunicationTable->get(machineId);
if (localCommunicationInformation == NULL) {
// Cant talk to that device locally so do nothing
return false;
// Get the size of the send data
int sendDataSize = sizeof(int32_t) + sizeof(int64_t);
- Long lastArbitrationDataLocalSequenceNumber = (int64_t) -1;
- if (lastArbitrationDataLocalSequenceNumberSeenFromArbitrator.get(machineId) != NULL) {
- lastArbitrationDataLocalSequenceNumber = lastArbitrationDataLocalSequenceNumberSeenFromArbitrator.get(machineId);
+ int64_t lastArbitrationDataLocalSequenceNumber = (int64_t) -1;
+ if (lastArbitrationDataLocalSequenceNumberSeenFromArbitrator->get(machineId) != NULL) {
+ lastArbitrationDataLocalSequenceNumber = lastArbitrationDataLocalSequenceNumberSeenFromArbitrator->get(machineId);
}
- Array<char> *sendData = new char[sendDataSize];
- ByteBuffer bbEncode = ByteBuffer.wrap(sendData);
+ Array<char> *sendData = new Array<char>(sendDataSize);
+ ByteBuffer * bbEncode = ByteBuffer_wrap(sendData);
// Encode the data
- bbEncode.putLong(lastArbitrationDataLocalSequenceNumber);
- bbEncode.putInt(0);
+ bbEncode->putLong(lastArbitrationDataLocalSequenceNumber);
+ bbEncode->putInt(0);
// Send by local
- Array<char> *returnData = cloud.sendLocalData(sendData, localSequenceNumber, localCommunicationInformation.getFirst(), localCommunicationInformation.getSecond());
+ Array<char> *returnData = cloud->sendLocalData(sendData, localSequenceNumber, localCommunicationInformation->getFirst(), localCommunicationInformation->getSecond());
localSequenceNumber++;
if (returnData == NULL) {
}
// Decode the data
- ByteBuffer bbDecode = ByteBuffer.wrap(returnData);
- int numberOfEntries = bbDecode.getInt();
+ ByteBuffer *bbDecode = ByteBuffer_wrap(returnData);
+ int numberOfEntries = bbDecode->getInt();
for (int i = 0; i < numberOfEntries; i++) {
- char type = bbDecode.get();
- if (type == Entry.TypeAbort) {
- Abort abort = (Abort)Abort.decode(NULL, bbDecode);
+ char type = bbDecode->get();
+ if (type == TypeAbort) {
+ Abort *abort = (Abort)Abort_decode(NULL, bbDecode);
processEntry(abort);
- } else if (type == Entry.TypeCommitPart) {
- CommitPart commitPart = (CommitPart)CommitPart.decode(NULL, bbDecode);
+ } else if (type == TypeCommitPart) {
+ CommitPart *commitPart = (CommitPart)CommitPart_decode(NULL, bbDecode);
processEntry(commitPart);
}
}
return true;
}
-Pair<bool, bool> Table::sendTransactionToLocal(Transaction transaction) {
+Pair<bool, bool> Table::sendTransactionToLocal(Transaction *transaction) {
// Get the devices local communications
- Pair<String, int32_t> localCommunicationInformation = localCommunicationTable.get(transaction.getArbitrator());
+ Pair<IoTString*, int32_t> localCommunicationInformation = localCommunicationTable->get(transaction->getArbitrator());
if (localCommunicationInformation == NULL) {
// Cant talk to that device locally so do nothing
// Get the size of the send data
int sendDataSize = sizeof(int32_t) + sizeof(int64_t);
- for (TransactionPart part : transaction.getParts().values()) {
- sendDataSize += part.getSize();
+ for (TransactionPart *part : transaction->getParts()->values()) {
+ sendDataSize += part->getSize();
}
- Long lastArbitrationDataLocalSequenceNumber = (int64_t) -1;
- if (lastArbitrationDataLocalSequenceNumberSeenFromArbitrator.get(transaction.getArbitrator()) != NULL) {
- lastArbitrationDataLocalSequenceNumber = lastArbitrationDataLocalSequenceNumberSeenFromArbitrator.get(transaction.getArbitrator());
+ int64_t lastArbitrationDataLocalSequenceNumber = (int64_t) -1;
+ if (lastArbitrationDataLocalSequenceNumberSeenFromArbitrator->get(transaction->getArbitrator()) != NULL) {
+ lastArbitrationDataLocalSequenceNumber = lastArbitrationDataLocalSequenceNumberSeenFromArbitrator->get(transaction->getArbitrator());
}
// Make the send data size
- Array<char> *sendData = new char[sendDataSize];
- ByteBuffer bbEncode = ByteBuffer.wrap(sendData);
+ Array<char> *sendData = new Array<char>(sendDataSize);
+ ByteBuffer *bbEncode = ByteBuffer.wrap(sendData);
// Encode the data
- bbEncode.putLong(lastArbitrationDataLocalSequenceNumber);
- bbEncode.putInt(transaction.getParts().size());
- for (TransactionPart part : transaction.getParts().values()) {
- part.encode(bbEncode);
+ bbEncode->putLong(lastArbitrationDataLocalSequenceNumber);
+ bbEncode->putInt(transaction->getParts()->size());
+ for (TransactionPart *part : transaction->getParts()->values()) {
+ part->encode(bbEncode);
}
// Send by local
- Array<char> *returnData = cloud.sendLocalData(sendData, localSequenceNumber, localCommunicationInformation.getFirst(), localCommunicationInformation.getSecond());
+ Array<char> *returnData = cloud->sendLocalData(sendData, localSequenceNumber, localCommunicationInformation->getFirst(), localCommunicationInformation->getSecond());
localSequenceNumber++;
if (returnData == NULL) {
}
// Decode the data
- ByteBuffer bbDecode = ByteBuffer.wrap(returnData);
- bool didCommit = bbDecode.get() == 1;
- bool couldArbitrate = bbDecode.get() == 1;
- int numberOfEntries = bbDecode.getInt();
+ ByteBuffer *bbDecode = ByteBuffer_wrap(returnData);
+ bool didCommit = bbDecode->get() == 1;
+ bool couldArbitrate = bbDecode->get() == 1;
+ int numberOfEntries = bbDecode->getInt();
bool foundAbort = false;
for (int i = 0; i < numberOfEntries; i++) {
- char type = bbDecode.get();
- if (type == Entry.TypeAbort) {
- Abort abort = (Abort)Abort.decode(NULL, bbDecode);
+ char type = bbDecode->get();
+ if (type == TypeAbort) {
+ Abort abort = (Abort)Abort_decode(NULL, bbDecode);
- if ((abort.getTransactionMachineId() == localMachineId) && (abort.getTransactionClientLocalSequenceNumber() == transaction.getClientLocalSequenceNumber())) {
+ if ((abort->getTransactionMachineId() == localMachineId) && (abort->getTransactionClientLocalSequenceNumber() == transaction->getClientLocalSequenceNumber())) {
foundAbort = true;
}
processEntry(abort);
- } else if (type == Entry.TypeCommitPart) {
- CommitPart commitPart = (CommitPart)CommitPart.decode(NULL, bbDecode);
+ } else if (type == TypeCommitPart) {
+ CommitPart *commitPart = (CommitPart)CommitPart_decode(NULL, bbDecode);
processEntry(commitPart);
}
}
updateLiveStateFromLocal();
if (couldArbitrate) {
- TransactionStatus status = transaction.getTransactionStatus();
+ TransactionStatus status = transaction->getTransactionStatus();
if (didCommit) {
- status.setStatus(TransactionStatus.StatusCommitted);
+ status->setStatus(TransactionStatus_StatusCommitted);
} else {
- status.setStatus(TransactionStatus.StatusAborted);
+ status->setStatus(TransactionStatus_StatusAborted);
}
} else {
- TransactionStatus status = transaction.getTransactionStatus();
+ TransactionStatus status = transaction->getTransactionStatus();
if (foundAbort) {
- status.setStatus(TransactionStatus.StatusAborted);
+ status->setStatus(TransactionStatus_StatusAborted);
} else {
- status.setStatus(TransactionStatus.StatusCommitted);
+ status->setStatus(TransactionStatus_StatusCommitted);
}
}
return new Pair<bool, bool>(false, true);
}
-synchronized Array<char> *Table::acceptDataFromLocal(Array<char> *data) {
+ Array<char> *Table::acceptDataFromLocal(Array<char> *data) {
// Decode the data
- ByteBuffer bbDecode = ByteBuffer.wrap(data);
- int64_t lastArbitratedSequenceNumberSeen = bbDecode.getLong();
- int numberOfParts = bbDecode.getInt();
+ ByteBuffer *bbDecode = ByteBuffer_wrap(data);
+ int64_t lastArbitratedSequenceNumberSeen = bbDecode->getLong();
+ int numberOfParts = bbDecode->getInt();
// If we did commit a transaction or not
bool didCommit = false;
if (numberOfParts != 0) {
// decode the transaction
- Transaction transaction = new Transaction();
+ Transaction *transaction = new Transaction();
for (int i = 0; i < numberOfParts; i++) {
- bbDecode.get();
+ bbDecode->get();
TransactionPart newPart = (TransactionPart)TransactionPart.decode(NULL, bbDecode);
- transaction.addPartDecode(newPart);
+ transaction->addPartDecode(newPart);
}
// Arbitrate on transaction and pull relevant return data
Pair<bool, bool> localArbitrateReturn = arbitrateOnLocalTransaction(transaction);
- couldArbitrate = localArbitrateReturn.getFirst();
- didCommit = localArbitrateReturn.getSecond();
+ couldArbitrate = localArbitrateReturn->getFirst();
+ didCommit = localArbitrateReturn->getSecond();
updateLiveStateFromLocal();
// Transaction was sent to the server so keep track of it to prevent double commit
- if (transaction.getSequenceNumber() != -1) {
- offlineTransactionsCommittedAndAtServer.add(transaction.getId());
+ if (transaction->getSequenceNumber() != -1) {
+ offlineTransactionsCommittedAndAtServer->add(transaction->getId());
}
}
// The data to send back
int returnDataSize = 0;
- Vector<Entry> unseenArbitrations = new Vector<Entry>();
+ Vector<Entry*> *unseenArbitrations = new Vector<Entry*>();
// Get the aborts to send back
- Vector<Long> abortLocalSequenceNumbers = new Vector<Long >(liveAbortsGeneratedByLocal.keySet());
- Collections.sort(abortLocalSequenceNumbers);
- for (Long localSequenceNumber : abortLocalSequenceNumbers) {
+ Vector<int64_t> *abortLocalSequenceNumbers = new Vector<int64_t>(liveAbortsGeneratedByLocal->keySet());
+ Collections->sort(abortLocalSequenceNumbers);
+ for (int64_t localSequenceNumber : abortLocalSequenceNumbers) {
if (localSequenceNumber <= lastArbitratedSequenceNumberSeen) {
continue;
}
- Abort abort = liveAbortsGeneratedByLocal.get(localSequenceNumber);
- unseenArbitrations.add(abort);
- returnDataSize += abort.getSize();
+ Abort abort = liveAbortsGeneratedByLocal->get(localSequenceNumber);
+ unseenArbitrations->add(abort);
+ returnDataSize += abort->getSize();
}
// Get the commits to send back
- Hashtable<int64_t Commit> commitForClientTable = liveCommitsTable.get(localMachineId);
+ Hashtable<int64_t, Commit*>* commitForClientTable = liveCommitsTable->get(localMachineId);
if (commitForClientTable != NULL) {
- Vector<Long> commitLocalSequenceNumbers = new Vector<Long>(commitForClientTable.keySet());
- Collections.sort(commitLocalSequenceNumbers);
+ Vector<int64_t> *commitLocalSequenceNumbers = new Vector<int64_t>(commitForClientTable->keySet());
+ Collections->sort(commitLocalSequenceNumbers);
- for (Long localSequenceNumber : commitLocalSequenceNumbers) {
- Commit commit = commitForClientTable.get(localSequenceNumber);
+ for (int64_t localSequenceNumber : commitLocalSequenceNumbers) {
+ Commit commit = commitForClientTable->get(localSequenceNumber);
if (localSequenceNumber <= lastArbitratedSequenceNumberSeen) {
continue;
}
- unseenArbitrations.addAll(commit.getParts().values());
+ unseenArbitrations->addAll(commit->getParts()->values());
- for (CommitPart commitPart : commit.getParts().values()) {
- returnDataSize += commitPart.getSize();
+ for (CommitPart commitPart : commit->getParts()->values()) {
+ returnDataSize += commitPart->getSize();
}
}
}
}
// Data to send Back
- Array<char> *returnData = new char[returnDataSize];
- ByteBuffer bbEncode = ByteBuffer.wrap(returnData);
+ Array<char> *returnData = new Array<char>(returnDataSize);
+ ByteBuffer *bbEncode = ByteBuffer_wrap(returnData);
if (numberOfParts != 0) {
if (didCommit) {
- bbEncode.put((char)1);
+ bbEncode->put((char)1);
} else {
- bbEncode.put((char)0);
+ bbEncode->put((char)0);
}
if (couldArbitrate) {
- bbEncode.put((char)1);
+ bbEncode->put((char)1);
} else {
- bbEncode.put((char)0);
+ bbEncode->put((char)0);
}
}
- bbEncode.putInt(unseenArbitrations.size());
- for (Entry entry : unseenArbitrations) {
- entry.encode(bbEncode);
+ bbEncode->putInt(unseenArbitrations->size());
+ for (Entry *entry : unseenArbitrations) {
+ entry->encode(bbEncode);
}
return returnData;
}
-ThreeTuple<bool, bool, Array<Slot> *> Table::sendSlotsToServer(Slot slot, int newSize, bool isNewKey) {
+ThreeTuple<bool, bool, Array<Slot*> *> * Table::sendSlotsToServer(Slot *slot, int newSize, bool isNewKey) {
bool attemptedToSendToServerTmp = attemptedToSendToServer;
attemptedToSendToServer = true;
bool inserted = false;
bool lastTryInserted = false;
- Array<Slot> *array = cloud.putSlot(slot, newSize);
+ Array<Slot*> *array = cloud->putSlot(slot, newSize);
if (array == NULL) {
- array = new Array<Slot>();
+ array = new Array<Slot*>();
array->set(0, slot);
- rejectedSlotVector.clear();
+ rejectedSlotVector->clear();
inserted = true;
} else {
- if (array.length == 0) {
+ if (array->length() == 0) {
throw new Error("Server Error: Did not send any slots");
}
if (hadPartialSendToServer) {
bool isInserted = false;
- for (Slot s : array) {
- if ((s.getSequenceNumber() == slot.getSequenceNumber()) && (s.getMachineID() == localMachineId)) {
+ for (Slot *s : array) {
+ if ((s->getSequenceNumber() == slot->getSequenceNumber()) && (s->getMachineID() == localMachineId)) {
isInserted = true;
break;
}
}
- for (Slot s : array) {
+ for (Slot *s : array) {
if (isInserted) {
break;
}
// Process each entry in the slot
- for (Entry entry : s.getEntries()) {
+ for (Entry *entry : s->getEntries()) {
- if (entry.getType() == Entry.TypeLastMessage) {
+ if (entry->getType() == TypeLastMessage) {
LastMessage lastMessage = (LastMessage)entry;
- if ((lastMessage.getMachineID() == localMachineId) && (lastMessage.getSequenceNumber() == slot.getSequenceNumber())) {
+ if ((lastMessage->getMachineID() == localMachineId) && (lastMessage->getSequenceNumber() == slot->getSequenceNumber())) {
isInserted = true;
break;
}
}
if (!isInserted) {
- rejectedSlotVector.add(slot.getSequenceNumber());
+ rejectedSlotVector->add(slot->getSequenceNumber());
lastTryInserted = false;
} else {
lastTryInserted = true;
}
} else {
- rejectedSlotVector.add(slot.getSequenceNumber());
+ rejectedSlotVector->add(slot->getSequenceNumber());
lastTryInserted = false;
}
}
- return new ThreeTuple<bool, bool, Array<Slot> *>(inserted, lastTryInserted, array);
+ return new ThreeTuple<bool, bool, Array<Slot*> *>(inserted, lastTryInserted, array);
}
/**
* Returns false if a resize was needed
*/
-ThreeTuple<bool, int32_t, bool> *Table::fillSlot(Slot slot, bool resize, NewKey newKeyEntry) {
+ThreeTuple<bool, int32_t, bool> *Table::fillSlot(Slot *slot, bool resize, NewKey * newKeyEntry) {
int newSize = 0;
}
if (resize) {
- newSize = (int) (numberOfSlots * RESIZE_MULTIPLE);
- TableStatus status = new TableStatus(slot, newSize);
- slot.addEntry(status);
+ newSize = (int) (numberOfSlots * Table_RESIZE_MULTIPLE);
+ TableStatus *status = new TableStatus(slot, newSize);
+ slot->addEntry(status);
}
// Fill with rejected slots first before doing anything else
doRejectedMessages(slot);
// Do mandatory rescue of entries
- ThreeTuple<bool, bool, Long> mandatoryRescueReturn = doMandatoryResuce(slot, resize);
+ ThreeTuple<bool, bool, int64_t> mandatoryRescueReturn = doMandatoryResuce(slot, resize);
// Extract working variables
- bool needsResize = mandatoryRescueReturn.getFirst();
- bool seenLiveSlot = mandatoryRescueReturn.getSecond();
- int64_t currentRescueSequenceNumber = mandatoryRescueReturn.getThird();
+ bool needsResize = mandatoryRescueReturn->getFirst();
+ bool seenLiveSlot = mandatoryRescueReturn->getSecond();
+ int64_t currentRescueSequenceNumber = mandatoryRescueReturn->getThird();
if (needsResize && !resize) {
// We need to resize but we are not resizing so return false
bool inserted = false;
if (newKeyEntry != NULL) {
- newKeyEntry.setSlot(slot);
- if (slot.hasSpace(newKeyEntry)) {
+ newKeyEntry->setSlot(slot);
+ if (slot->hasSpace(newKeyEntry)) {
- slot.addEntry(newKeyEntry);
+ slot->addEntry(newKeyEntry);
inserted = true;
}
}
// Clear the transactions, aborts and commits that were sent previously
- transactionPartsSent.clear();
- pendingSendArbitrationEntriesToDelete.clear();
+ transactionPartsSent->clear();
+ pendingSendArbitrationEntriesToDelete->clear();
for (ArbitrationRound round : pendingSendArbitrationRounds) {
bool isFull = false;
- round.generateParts();
- Vector<Entry> parts = round.getParts();
+ round->generateParts();
+ Vector<Entry*>* parts = round->getParts();
// Insert pending arbitration data
for (Entry arbitrationData : parts) {
// If it is an abort then we need to set some information
if (arbitrationData instanceof Abort) {
- ((Abort)arbitrationData).setSequenceNumber(slot.getSequenceNumber());
+ ((Abort)arbitrationData)->setSequenceNumber(slot->getSequenceNumber());
}
- if (!slot.hasSpace(arbitrationData)) {
+ if (!slot->hasSpace(arbitrationData)) {
// No space so cant do anything else with these data entries
isFull = true;
break;
}
// Add to this current slot and add it to entries to delete
- slot.addEntry(arbitrationData);
- pendingSendArbitrationEntriesToDelete.add(arbitrationData);
+ slot->addEntry(arbitrationData);
+ pendingSendArbitrationEntriesToDelete->add(arbitrationData);
}
if (isFull) {
}
}
- if (pendingTransactionQueue.size() > 0) {
+ if (pendingTransactionQueue->size() > 0) {
- Transaction transaction = pendingTransactionQueue.get(0);
+ Transaction *transaction = pendingTransactionQueue->get(0);
// Set the transaction sequence number if it has yet to be inserted into the block chain
- // if ((!transaction.didSendAPartToServer() && !transaction.getServerFailure()) || (transaction.getSequenceNumber() == -1)) {
- // transaction.setSequenceNumber(slot.getSequenceNumber());
+ // if ((!transaction->didSendAPartToServer() && !transaction->getServerFailure()) || (transaction->getSequenceNumber() == -1)) {
+ // transaction->setSequenceNumber(slot->getSequenceNumber());
// }
- if ((!transaction.didSendAPartToServer()) || (transaction.getSequenceNumber() == -1)) {
- transaction.setSequenceNumber(slot.getSequenceNumber());
+ if ((!transaction->didSendAPartToServer()) || (transaction->getSequenceNumber() == -1)) {
+ transaction->setSequenceNumber(slot->getSequenceNumber());
}
while (true) {
- TransactionPart part = transaction.getNextPartToSend();
+ TransactionPart *part = transaction->getNextPartToSend();
if (part == NULL) {
// Ran out of parts to send for this transaction so move on
break;
}
- if (slot.hasSpace(part)) {
- slot.addEntry(part);
- Vector<int32_t> partsSent = transactionPartsSent.get(transaction);
+ if (slot->hasSpace(part)) {
+ slot->addEntry(part);
+ Vector<int32_t>* partsSent = transactionPartsSent->get(transaction);
if (partsSent == NULL) {
partsSent = new Vector<int32_t>();
- transactionPartsSent.put(transaction, partsSent);
+ transactionPartsSent->put(transaction, partsSent);
}
- partsSent.add(part.getPartNumber());
- transactionPartsSent.put(transaction, partsSent);
+ partsSent->add(part->getPartNumber());
+ transactionPartsSent->put(transaction, partsSent);
} else {
break;
}
return new ThreeTuple<bool, int32_t, bool>(false, newSize, inserted);
}
-void Table::doRejectedMessages(Slot s) {
- if (!rejectedSlotVector.isEmpty()) {
+void Table::doRejectedMessages(Slot *s) {
+ if (!rejectedSlotVector->isEmpty()) {
/* TODO: We should avoid generating a rejected message entry if
- * there is already a sufficient entry in the queue (e.g.,
- * equalsto value of true and same sequence number). */
-
- int64_t old_seqn = rejectedSlotVector.firstElement();
- if (rejectedSlotVector.size() > REJECTED_THRESHOLD) {
- int64_t new_seqn = rejectedSlotVector.lastElement();
- RejectedMessage rm = new RejectedMessage(s, s.getSequenceNumber(), localMachineId, old_seqn, new_seqn, false);
- s.addEntry(rm);
+ * there is already a sufficient entry in the queue (e->g->,
+ * equalsto value of true and same sequence number)-> */
+
+ int64_t old_seqn = rejectedSlotVector->firstElement();
+ if (rejectedSlotVector->size() > Table_REJECTED_THRESHOLD) {
+ int64_t new_seqn = rejectedSlotVector->lastElement();
+ RejectedMessage rm = new RejectedMessage(s, s->getSequenceNumber(), localMachineId, old_seqn, new_seqn, false);
+ s->addEntry(rm);
} else {
int64_t prev_seqn = -1;
int i = 0;
/* Go through list of missing messages */
- for (; i < rejectedSlotVector.size(); i++) {
- int64_t curr_seqn = rejectedSlotVector.get(i);
- Slot s_msg = buffer.getSlot(curr_seqn);
+ for (; i < rejectedSlotVector->size(); i++) {
+ int64_t curr_seqn = rejectedSlotVector->get(i);
+ Slot *s_msg = buffer->getSlot(curr_seqn);
if (s_msg != NULL)
break;
prev_seqn = curr_seqn;
}
/* Generate rejected message entry for missing messages */
if (prev_seqn != -1) {
- RejectedMessage rm = new RejectedMessage(s, s.getSequenceNumber(), localMachineId, old_seqn, prev_seqn, false);
- s.addEntry(rm);
+ RejectedMessage rm = new RejectedMessage(s, s->getSequenceNumber(), localMachineId, old_seqn, prev_seqn, false);
+ s->addEntry(rm);
}
/* Generate rejected message entries for present messages */
- for (; i < rejectedSlotVector.size(); i++) {
- int64_t curr_seqn = rejectedSlotVector.get(i);
- Slot s_msg = buffer.getSlot(curr_seqn);
- int64_t machineid = s_msg.getMachineID();
- RejectedMessage rm = new RejectedMessage(s, s.getSequenceNumber(), machineid, curr_seqn, curr_seqn, true);
- s.addEntry(rm);
+ for (; i < rejectedSlotVector->size(); i++) {
+ int64_t curr_seqn = rejectedSlotVector->get(i);
+ Slot *s_msg = buffer->getSlot(curr_seqn);
+ int64_t machineid = s_msg->getMachineID();
+ RejectedMessage rm = new RejectedMessage(s, s->getSequenceNumber(), machineid, curr_seqn, curr_seqn, true);
+ s->addEntry(rm);
}
}
}
}
-ThreeTuple<bool, bool, Long> Table::doMandatoryResuce(Slot slot, bool resize) {
- int64_t newestSequenceNumber = buffer.getNewestSeqNum();
- int64_t oldestSequenceNumber = buffer.getOldestSeqNum();
+ThreeTuple<bool, bool, int64_t> Table::doMandatoryResuce(Slot *slot, bool resize) {
+ int64_t newestSequenceNumber = buffer->getNewestSeqNum();
+ int64_t oldestSequenceNumber = buffer->getOldestSeqNum();
if (oldestLiveSlotSequenceNumver < oldestSequenceNumber) {
oldestLiveSlotSequenceNumver = oldestSequenceNumber;
}
int64_t currentSequenceNumber = oldestLiveSlotSequenceNumver;
bool seenLiveSlot = false;
int64_t firstIfFull = newestSequenceNumber + 1 - numberOfSlots; // smallest seq number in the buffer if it is full
- int64_t threshold = firstIfFull + FREE_SLOTS; // we want the buffer to be clear of live entries up to this point
+ int64_t threshold = firstIfFull + Table_FREE_SLOTS; // we want the buffer to be clear of live entries up to this point
// Mandatory Rescue
for (; currentSequenceNumber < threshold; currentSequenceNumber++) {
- Slot previousSlot = buffer.getSlot(currentSequenceNumber);
+ Slot previousSlot = buffer->getSlot(currentSequenceNumber);
// Push slot number forward
if (!seenLiveSlot) {
oldestLiveSlotSequenceNumver = currentSequenceNumber;
}
- if (!previousSlot.isLive()) {
+ if (!previousSlot->isLive()) {
continue;
}
seenLiveSlot = true;
// Get all the live entries for a slot
- Vector<Entry> liveEntries = previousSlot.getLiveEntries(resize);
+ Vector<Entry*>* liveEntries = previousSlot->getLiveEntries(resize);
// Iterate over all the live entries and try to rescue them
for (Entry liveEntry : liveEntries) {
- if (slot.hasSpace(liveEntry)) {
+ if (slot->hasSpace(liveEntry)) {
// Enough space to rescue the entry
- slot.addEntry(liveEntry);
+ slot->addEntry(liveEntry);
} else if (currentSequenceNumber == firstIfFull) {
//if there's no space but the entry is about to fall off the queue
- System.out.println("B"); //?
- return new ThreeTuple<bool, bool, Long>(true, seenLiveSlot, currentSequenceNumber);
+ System->out->println("B"); //?
+ return new ThreeTuple<bool, bool, int64_t>(true, seenLiveSlot, currentSequenceNumber);
}
}
}
// Did not resize
- return new ThreeTuple<bool, bool, Long>(false, seenLiveSlot, currentSequenceNumber);
+ return new ThreeTuple<bool, bool, int64_t>(false, seenLiveSlot, currentSequenceNumber);
}
-void Table::doOptionalRescue(Slot s, bool seenliveslot, int64_t seqn, bool resize) {
+void Table::doOptionalRescue(Slot *s, bool seenliveslot, int64_t seqn, bool resize) {
/* now go through live entries from least to greatest sequence number until
* either all live slots added, or the slot doesn't have enough room
* for SKIP_THRESHOLD consecutive entries*/
int skipcount = 0;
- int64_t newestseqnum = buffer.getNewestSeqNum();
+ int64_t newestseqnum = buffer->getNewestSeqNum();
search:
for (; seqn <= newestseqnum; seqn++) {
- Slot prevslot = buffer.getSlot(seqn);
+ Slot prevslot = buffer->getSlot(seqn);
//Push slot number forward
if (!seenliveslot)
oldestLiveSlotSequenceNumver = seqn;
- if (!prevslot.isLive())
+ if (!prevslot->isLive())
continue;
seenliveslot = true;
- Vector<Entry> liveentries = prevslot.getLiveEntries(resize);
- for (Entry liveentry : liveentries) {
- if (s.hasSpace(liveentry))
- s.addEntry(liveentry);
+ Vector<Entry*>* liveentries = prevslot->getLiveEntries(resize);
+ for (Entry *liveentry : liveentries) {
+ if (s->hasSpace(liveentry))
+ s->addEntry(liveentry);
else {
skipcount++;
- if (skipcount > SKIP_THRESHOLD)
+ if (skipcount > Table_SKIP_THRESHOLD)
break search;
}
}
}
/**
- * Checks for malicious activity and updates the local copy of the block chain.
+ * Checks for malicious activity and updates the local copy of the block chain->
*/
-void Table::validateAndUpdate(Array<Slot> *newSlots, bool acceptUpdatesToLocal) {
+void Table::validateAndUpdate(Array<Slot*> *newSlots, bool acceptUpdatesToLocal) {
// The cloud communication layer has checked slot HMACs already before decoding
- if (newSlots.length == 0) {
+ if (newSlots->length() == 0) {
return;
}
// Make sure all slots are newer than the last largest slot this client has seen
- int64_t firstSeqNum = newSlots[0].getSequenceNumber();
+ int64_t firstSeqNum = newSlots[0]->getSequenceNumber();
if (firstSeqNum <= sequenceNumber) {
throw new Error("Server Error: Sent older slots!");
}
checkHMACChain(indexer, newSlots);
// Set to keep track of messages from clients
- Hashset<Long> machineSet = new Hashset<int64_t>(lastMessageTable.keySet());
+ Hashset<int64_t> *machineSet = new Hashset<int64_t>(lastMessageTable->keySet());
// Process each slots data
- for (Slot slot : newSlots) {
+ for (Slot *slot : newSlots) {
processSlot(indexer, slot, acceptUpdatesToLocal, machineSet);
updateExpectedSize();
}
- // If there is a gap, check to see if the server sent us everything.
+ // If there is a gap, check to see if the server sent us everything->
if (firstSeqNum != (sequenceNumber + 1)) {
- // Check the size of the slots that were sent down by the server.
+ // Check the size of the slots that were sent down by the server->
// Can only check the size if there was a gap
- checkNumSlots(newSlots.length);
+ checkNumSlots(newSlots->length);
// Since there was a gap every machine must have pushed a slot or must have
- // a last message message. If not then the server is hiding slots
- if (!machineSet.isEmpty()) {
+ // a last message message-> If not then the server is hiding slots
+ if (!machineSet->isEmpty()) {
throw new Error("Missing record for machines: " + machineSet);
}
}
- // Update the size of our local block chain.
+ // Update the size of our local block chain->
commitNewMaxSize();
- // Commit new to slots to the local block chain.
- for (Slot slot : newSlots) {
+ // Commit new to slots to the local block chain->
+ for (Slot *slot : newSlots) {
- // Insert this slot into our local block chain copy.
- buffer.putSlot(slot);
+ // Insert this slot into our local block chain copy->
+ buffer->putSlot(slot);
- // Keep track of how many slots are currently live (have live data in them).
+ // Keep track of how many slots are currently live (have live data in them)->
liveSlotCount++;
}
// Get the sequence number of the latest slot in the system
- sequenceNumber = newSlots[newSlots.length - 1].getSequenceNumber();
+ sequenceNumber = newSlots[newSlots->length() - 1]->getSequenceNumber();
updateLiveStateFromServer();
// No Need to remember after we pulled from the server
- offlineTransactionsCommittedAndAtServer.clear();
+ offlineTransactionsCommittedAndAtServer->clear();
// This is invalidated now
hadPartialSendToServer = false;
if (didFindTableStatus) {
// expectedsize = (prevslots < ((int64_t) numberOfSlots)) ? (int) prevslots : expectedsize;
- // System.out.println("Here2: " + expectedsize + " " + numberOfSlots + " " + prevslots);
+ // System->out->println("Here2: " + expectedsize + " " + numberOfSlots + " " + prevslots);
} else {
expectedsize = (prevslots < ((int64_t) numberOfSlots)) ? (int) prevslots : numberOfSlots;
- // System.out.println("Here: " + expectedsize);
+ // System->out->println("Here: " + expectedsize);
}
- // System.out.println(numberOfSlots);
+ // System->out->println(numberOfSlots);
didFindTableStatus = true;
currMaxSize = numberOfSlots;
/**
- * Check the size of the block chain to make sure there are enough slots sent back by the server.
+ * Check the size of the block chain to make sure there are enough slots sent back by the server->
* This is only called when we have a gap between the slots that we have locally and the slots
* sent by the server therefore in the slots sent by the server there will be at least 1 Table
* status message
*/
void Table::checkNumSlots(int numberOfSlots) {
if (numberOfSlots != expectedsize) {
- throw new Error("Server Error: Server did not send all slots. Expected: " + expectedsize + " Received:" + numberOfSlots);
+ throw new Error("Server Error: Server did not send all slots-> Expected: " + expectedsize + " Received:" + numberOfSlots);
}
}
/**
- * Update the size of of the local buffer if it is needed.
+ * Update the size of of the local buffer if it is needed->
*/
void Table::commitNewMaxSize() {
didFindTableStatus = false;
// Resize the local slot buffer
if (numberOfSlots != currMaxSize) {
- buffer.resize((int)currMaxSize);
+ buffer->resize((int)currMaxSize);
}
// Change the number of local slots to the new size
*/
void Table::processNewTransactionParts() {
- if (newTransactionParts.size() == 0) {
+ if (newTransactionParts->size() == 0) {
// Nothing new to process
return;
}
// Iterate through all the machine Ids that we received new parts for
- for (Long machineId : newTransactionParts.keySet()) {
- Hashtable<Pair<int64_t int32_t>, TransactionPart> parts = newTransactionParts.get(machineId);
+ for (int64_t machineId : newTransactionParts->keySet()) {
+ Hashtable<Pair<int64_t int32_t>*, TransactionPart*> * parts = newTransactionParts->get(machineId);
// Iterate through all the parts for that machine Id
- for (Pair<int64_t int32_t> partId : parts.keySet()) {
- TransactionPart part = parts.get(partId);
+ for (Pair<int64_t, int32_t>* partId : parts->keySet()) {
+ TransactionPart *part = parts->get(partId);
- Long lastTransactionNumber = lastArbitratedTransactionNumberByArbitratorTable.get(part.getArbitratorId());
- if ((lastTransactionNumber != NULL) && (lastTransactionNumber >= part.getSequenceNumber())) {
+ int64_t lastTransactionNumber = lastArbitratedTransactionNumberByArbitratorTable->get(part->getArbitratorId());
+ if ((lastTransactionNumber != NULL) && (lastTransactionNumber >= part->getSequenceNumber())) {
// Set dead the transaction part
- part.setDead();
+ part->setDead();
continue;
}
// Get the transaction object for that sequence number
- Transaction transaction = liveTransactionBySequenceNumberTable.get(part.getSequenceNumber());
+ Transaction *transaction = liveTransactionBySequenceNumberTable->get(part->getSequenceNumber());
if (transaction == NULL) {
// This is a new transaction that we dont have so make a new one
transaction = new Transaction();
// Insert this new transaction into the live tables
- liveTransactionBySequenceNumberTable.put(part.getSequenceNumber(), transaction);
- liveTransactionByTransactionIdTable.put(part.getTransactionId(), transaction);
+ liveTransactionBySequenceNumberTable->put(part->getSequenceNumber(), transaction);
+ liveTransactionByTransactionIdTable->put(part->getTransactionId(), transaction);
}
// Add that part to the transaction
- transaction.addPartDecode(part);
+ transaction->addPartDecode(part);
}
}
// Clear all the new transaction parts in preparation for the next time the server sends slots
- newTransactionParts.clear();
+ newTransactionParts->clear();
}
-
-int64_t lastSeqNumArbOn = 0;
-
void Table::arbitrateFromServer() {
- if (liveTransactionBySequenceNumberTable.size() == 0) {
+ if (liveTransactionBySequenceNumberTable->size() == 0) {
// Nothing to arbitrate on so move on
return;
}
// Get the transaction sequence numbers and sort from oldest to newest
- Vector<Long> transactionSequenceNumbers = new Vector<Long>(liveTransactionBySequenceNumberTable.keySet());
- Collections.sort(transactionSequenceNumbers);
+ Vector<int64_t> *transactionSequenceNumbers = new Vector<int64_t>(liveTransactionBySequenceNumberTable->keySet());
+ Collections->sort(transactionSequenceNumbers);
// Collection of key value pairs that are
- Hashtable<IoTString, KeyValue> speculativeTableTmp = new Hashtable<IoTString, KeyValue>();
+ Hashtable<IoTString *, KeyValue*> speculativeTableTmp = new Hashtable<IoTString *, KeyValue*>();
// The last transaction arbitrated on
int64_t lastTransactionCommitted = -1;
- Set<Abort> generatedAborts = new Hashset<Abort>();
+ Hashset<Abort*>* generatedAborts = new Hashset<Abort*>();
- for (Long transactionSequenceNumber : transactionSequenceNumbers) {
- Transaction transaction = liveTransactionBySequenceNumberTable.get(transactionSequenceNumber);
+ for (int64_t transactionSequenceNumber : transactionSequenceNumbers) {
+ Transaction *transaction = liveTransactionBySequenceNumberTable->get(transactionSequenceNumber);
// Check if this machine arbitrates for this transaction if not then we cant arbitrate this transaction
- if (transaction.getArbitrator() != localMachineId) {
+ if (transaction->getArbitrator() != localMachineId) {
continue;
}
continue;
}
- if (offlineTransactionsCommittedAndAtServer.contains(transaction.getId())) {
+ if (offlineTransactionsCommittedAndAtServer->contains(transaction->getId())) {
// We have seen this already locally so dont commit again
continue;
}
- if (!transaction.isComplete()) {
+ if (!transaction->isComplete()) {
// Will arbitrate in incorrect order if we continue so just break
// Most likely this
break;
// update the largest transaction seen by arbitrator from server
- if (lastTransactionSeenFromMachineFromServer.get(transaction.getMachineId()) == NULL) {
- lastTransactionSeenFromMachineFromServer.put(transaction.getMachineId(), transaction.getClientLocalSequenceNumber());
+ if (lastTransactionSeenFromMachineFromServer->get(transaction->getMachineId()) == NULL) {
+ lastTransactionSeenFromMachineFromServer->put(transaction->getMachineId(), transaction->getClientLocalSequenceNumber());
} else {
- Long lastTransactionSeenFromMachine = lastTransactionSeenFromMachineFromServer.get(transaction.getMachineId());
- if (transaction.getClientLocalSequenceNumber() > lastTransactionSeenFromMachine) {
- lastTransactionSeenFromMachineFromServer.put(transaction.getMachineId(), transaction.getClientLocalSequenceNumber());
+ int64_t lastTransactionSeenFromMachine = lastTransactionSeenFromMachineFromServer->get(transaction->getMachineId());
+ if (transaction->getClientLocalSequenceNumber() > lastTransactionSeenFromMachine) {
+ lastTransactionSeenFromMachineFromServer->put(transaction->getMachineId(), transaction->getClientLocalSequenceNumber());
}
}
- if (transaction.evaluateGuard(committedKeyValueTable, speculativeTableTmp, NULL)) {
+ if (transaction->evaluateGuard(committedKeyValueTable, speculativeTableTmp, NULL)) {
// Guard evaluated as true
// Update the local changes so we can make the commit
- for (KeyValue kv : transaction.getKeyValueUpdateSet()) {
- speculativeTableTmp.put(kv.getKey(), kv);
+ for (KeyValue *kv : transaction->getKeyValueUpdateSet()) {
+ speculativeTableTmp->put(kv->getKey(), kv);
}
// Update what the last transaction committed was for use in batch commit
// Create the abort
Abort newAbort = new Abort(NULL,
- transaction.getClientLocalSequenceNumber(),
- transaction.getSequenceNumber(),
- transaction.getMachineId(),
- transaction.getArbitrator(),
+ transaction->getClientLocalSequenceNumber(),
+ transaction->getSequenceNumber(),
+ transaction->getMachineId(),
+ transaction->getArbitrator(),
localArbitrationSequenceNumber);
localArbitrationSequenceNumber++;
- generatedAborts.add(newAbort);
+ generatedAborts->add(newAbort);
// Insert the abort so we can process
processEntry(newAbort);
lastSeqNumArbOn = transactionSequenceNumber;
- // liveTransactionBySequenceNumberTable.remove(transactionSequenceNumber);
+ // liveTransactionBySequenceNumberTable->remove(transactionSequenceNumber);
}
Commit newCommit = NULL;
// If there is something to commit
- if (speculativeTableTmp.size() != 0) {
+ if (speculativeTableTmp->size() != 0) {
// Create the commit and increment the commit sequence number
newCommit = new Commit(localArbitrationSequenceNumber, localMachineId, lastTransactionCommitted);
localArbitrationSequenceNumber++;
// Add all the new keys to the commit
- for (KeyValue kv : speculativeTableTmp.values()) {
- newCommit.addKV(kv);
+ for (KeyValue *kv : speculativeTableTmp->values()) {
+ newCommit->addKV(kv);
}
// create the commit parts
- newCommit.createCommitParts();
+ newCommit->createCommitParts();
// Append all the commit parts to the end of the pending queue waiting for sending to the server
// Insert the commit so we can process it
- for (CommitPart commitPart : newCommit.getParts().values()) {
+ for (CommitPart commitPart : newCommit->getParts()->values()) {
processEntry(commitPart);
}
}
- if ((newCommit != NULL) || (generatedAborts.size() > 0)) {
+ if ((newCommit != NULL) || (generatedAborts->size() > 0)) {
ArbitrationRound arbitrationRound = new ArbitrationRound(newCommit, generatedAborts);
- pendingSendArbitrationRounds.add(arbitrationRound);
+ pendingSendArbitrationRounds->add(arbitrationRound);
if (compactArbitrationData()) {
- ArbitrationRound newArbitrationRound = pendingSendArbitrationRounds.get(pendingSendArbitrationRounds.size() - 1);
- if (newArbitrationRound.getCommit() != NULL) {
- for (CommitPart commitPart : newArbitrationRound.getCommit().getParts().values()) {
+ ArbitrationRound newArbitrationRound = pendingSendArbitrationRounds->get(pendingSendArbitrationRounds->size() - 1);
+ if (newArbitrationRound->getCommit() != NULL) {
+ for (CommitPart commitPart : newArbitrationRound->getCommit()->getParts()->values()) {
processEntry(commitPart);
}
}
}
}
-Pair<bool, bool> Table::arbitrateOnLocalTransaction(Transaction transaction) {
+Pair<bool, bool> Table::arbitrateOnLocalTransaction(Transaction *transaction) {
// Check if this machine arbitrates for this transaction if not then we cant arbitrate this transaction
- if (transaction.getArbitrator() != localMachineId) {
+ if (transaction->getArbitrator() != localMachineId) {
return new Pair<bool, bool>(false, false);
}
- if (!transaction.isComplete()) {
+ if (!transaction->isComplete()) {
// Will arbitrate in incorrect order if we continue so just break
// Most likely this
return new Pair<bool, bool>(false, false);
}
- if (transaction.getMachineId() != localMachineId) {
+ if (transaction->getMachineId() != localMachineId) {
// dont do this check for local transactions
- if (lastTransactionSeenFromMachineFromServer.get(transaction.getMachineId()) != NULL) {
- if (lastTransactionSeenFromMachineFromServer.get(transaction.getMachineId()) > transaction.getClientLocalSequenceNumber()) {
+ if (lastTransactionSeenFromMachineFromServer->get(transaction->getMachineId()) != NULL) {
+ if (lastTransactionSeenFromMachineFromServer->get(transaction->getMachineId()) > transaction->getClientLocalSequenceNumber()) {
// We've have already seen this from the server
return new Pair<bool, bool>(false, false);
}
}
}
- if (transaction.evaluateGuard(committedKeyValueTable, NULL, NULL)) {
+ if (transaction->evaluateGuard(committedKeyValueTable, NULL, NULL)) {
// Guard evaluated as true
// Create the commit and increment the commit sequence number
localArbitrationSequenceNumber++;
// Update the local changes so we can make the commit
- for (KeyValue kv : transaction.getKeyValueUpdateSet()) {
- newCommit.addKV(kv);
+ for (KeyValue *kv : transaction->getKeyValueUpdateSet()) {
+ newCommit->addKV(kv);
}
// create the commit parts
- newCommit.createCommitParts();
+ newCommit->createCommitParts();
// Append all the commit parts to the end of the pending queue waiting for sending to the server
ArbitrationRound *arbitrationRound = new ArbitrationRound(newCommit, new Hashset<Abort *>());
- pendingSendArbitrationRounds.add(arbitrationRound);
+ pendingSendArbitrationRounds->add(arbitrationRound);
if (compactArbitrationData()) {
- ArbitrationRound newArbitrationRound = pendingSendArbitrationRounds.get(pendingSendArbitrationRounds.size() - 1);
- for (CommitPart commitPart : newArbitrationRound.getCommit().getParts().values()) {
+ ArbitrationRound newArbitrationRound = pendingSendArbitrationRounds->get(pendingSendArbitrationRounds->size() - 1);
+ for (CommitPart commitPart : newArbitrationRound->getCommit()->getParts()->values()) {
processEntry(commitPart);
}
} else {
// Insert the commit so we can process it
- for (CommitPart commitPart : newCommit.getParts().values()) {
+ for (CommitPart commitPart : newCommit->getParts()->values()) {
processEntry(commitPart);
}
}
- if (transaction.getMachineId() == localMachineId) {
- TransactionStatus status = transaction.getTransactionStatus();
+ if (transaction->getMachineId() == localMachineId) {
+ TransactionStatus status = transaction->getTransactionStatus();
if (status != NULL) {
- status.setStatus(TransactionStatus.StatusCommitted);
+ status->setStatus(TransactionStatus_StatusCommitted);
}
}
return new Pair<bool, bool>(true, true);
} else {
- if (transaction.getMachineId() == localMachineId) {
+ if (transaction->getMachineId() == localMachineId) {
// For locally created messages update the status
// Guard evaluated was false so create abort
- TransactionStatus status = transaction.getTransactionStatus();
+ TransactionStatus status = transaction->getTransactionStatus();
if (status != NULL) {
- status.setStatus(TransactionStatus.StatusAborted);
+ status->setStatus(TransactionStatus_StatusAborted);
}
} else {
Hashset<Abort *> addAbortSet = new Hashset<Abort * >();
// Create the abort
Abort newAbort = new Abort(NULL,
- transaction.getClientLocalSequenceNumber(),
+ transaction->getClientLocalSequenceNumber(),
-1,
- transaction.getMachineId(),
- transaction.getArbitrator(),
+ transaction->getMachineId(),
+ transaction->getArbitrator(),
localArbitrationSequenceNumber);
localArbitrationSequenceNumber++;
- addAbortSet.add(newAbort);
+ addAbortSet->add(newAbort);
// Append all the commit parts to the end of the pending queue waiting for sending to the server
ArbitrationRound arbitrationRound = new ArbitrationRound(NULL, addAbortSet);
- pendingSendArbitrationRounds.add(arbitrationRound);
+ pendingSendArbitrationRounds->add(arbitrationRound);
if (compactArbitrationData()) {
- ArbitrationRound newArbitrationRound = pendingSendArbitrationRounds.get(pendingSendArbitrationRounds.size() - 1);
- for (CommitPart commitPart : newArbitrationRound.getCommit().getParts().values()) {
+ ArbitrationRound newArbitrationRound = pendingSendArbitrationRounds->get(pendingSendArbitrationRounds->size() - 1);
+ for (CommitPart commitPart : newArbitrationRound->getCommit()->getParts()->values()) {
processEntry(commitPart);
}
}
*/
bool Table::compactArbitrationData() {
- if (pendingSendArbitrationRounds.size() < 2) {
+ if (pendingSendArbitrationRounds->size() < 2) {
// Nothing to compact so do nothing
return false;
}
- ArbitrationRound lastRound = pendingSendArbitrationRounds.get(pendingSendArbitrationRounds.size() - 1);
- if (lastRound.didSendPart()) {
+ ArbitrationRound lastRound = pendingSendArbitrationRounds->get(pendingSendArbitrationRounds->size() - 1);
+ if (lastRound->didSendPart()) {
return false;
}
- bool hadCommit = (lastRound.getCommit() == NULL);
+ bool hadCommit = (lastRound->getCommit() == NULL);
bool gotNewCommit = false;
int numberToDelete = 1;
- while (numberToDelete < pendingSendArbitrationRounds.size()) {
- ArbitrationRound round = pendingSendArbitrationRounds.get(pendingSendArbitrationRounds.size() - numberToDelete - 1);
+ while (numberToDelete < pendingSendArbitrationRounds->size()) {
+ ArbitrationRound round = pendingSendArbitrationRounds->get(pendingSendArbitrationRounds->size() - numberToDelete - 1);
- if (round.isFull() || round.didSendPart()) {
+ if (round->isFull() || round->didSendPart()) {
// Stop since there is a part that cannot be compacted and we need to compact in order
break;
}
- if (round.getCommit() == NULL) {
+ if (round->getCommit() == NULL) {
// Try compacting aborts only
- int newSize = round.getCurrentSize() + lastRound.getAbortsCount();
- if (newSize > ArbitrationRound.MAX_PARTS) {
+ int newSize = round->getCurrentSize() + lastRound->getAbortsCount();
+ if (newSize > ArbitrationRound->MAX_PARTS) {
// Cant compact since it would be too large
break;
}
- lastRound.addAborts(round.getAborts());
+ lastRound->addAborts(round->getAborts());
} else {
// Create a new larger commit
- Commit newCommit = Commit.merge(lastRound.getCommit(), round.getCommit(), localArbitrationSequenceNumber);
+ Commit newCommit = Commit->merge(lastRound->getCommit(), round->getCommit(), localArbitrationSequenceNumber);
localArbitrationSequenceNumber++;
// Create the commit parts so that we can count them
- newCommit.createCommitParts();
+ newCommit->createCommitParts();
// Calculate the new size of the parts
- int newSize = newCommit.getNumberOfParts();
- newSize += lastRound.getAbortsCount();
- newSize += round.getAbortsCount();
+ int newSize = newCommit->getNumberOfParts();
+ newSize += lastRound->getAbortsCount();
+ newSize += round->getAbortsCount();
- if (newSize > ArbitrationRound.MAX_PARTS) {
+ if (newSize > ArbitrationRound->MAX_PARTS) {
// Cant compact since it would be too large
break;
}
// Set the new compacted part
- lastRound.setCommit(newCommit);
- lastRound.addAborts(round.getAborts());
+ lastRound->setCommit(newCommit);
+ lastRound->addAborts(round->getAborts());
gotNewCommit = true;
}
// If there is a compaction
// Delete the previous pieces that are now in the new compacted piece
- if (numberToDelete == pendingSendArbitrationRounds.size()) {
- pendingSendArbitrationRounds.clear();
+ if (numberToDelete == pendingSendArbitrationRounds->size()) {
+ pendingSendArbitrationRounds->clear();
} else {
for (int i = 0; i < numberToDelete; i++) {
- pendingSendArbitrationRounds.remove(pendingSendArbitrationRounds.size() - 1);
+ pendingSendArbitrationRounds->remove(pendingSendArbitrationRounds->size() - 1);
}
}
// Add the new compacted into the pending to send list
- pendingSendArbitrationRounds.add(lastRound);
+ pendingSendArbitrationRounds->add(lastRound);
// Should reinsert into the commit processor
if (hadCommit && gotNewCommit) {
*/
bool Table::updateCommittedTable() {
- if (newCommitParts.size() == 0) {
+ if (newCommitParts->size() == 0) {
// Nothing new to process
return false;
}
// Iterate through all the machine Ids that we received new parts for
- for (Long machineId : newCommitParts.keySet()) {
- Hashtable<Pair<int64_t int32_t>, CommitPart> parts = newCommitParts.get(machineId);
+ for (int64_t machineId : newCommitParts->keySet()) {
+ Hashtable<Pair<int64_t, int32_t>*, CommitPart*>* parts = newCommitParts->get(machineId);
// Iterate through all the parts for that machine Id
- for (Pair<int64_t int32_t> partId : parts.keySet()) {
- CommitPart part = parts.get(partId);
+ for (Pair<int64_t, int32_t>* partId : parts->keySet()) {
+ CommitPart part = parts->get(partId);
// Get the transaction object for that sequence number
- Hashtable<int64_t Commit> commitForClientTable = liveCommitsTable.get(part.getMachineId());
+ Hashtable<int64_t, Commit*>* commitForClientTable = liveCommitsTable->get(part->getMachineId());
if (commitForClientTable == NULL) {
// This is the first commit from this device
- commitForClientTable = new Hashtable<int64_t Commit>();
- liveCommitsTable.put(part.getMachineId(), commitForClientTable);
+ commitForClientTable = new Hashtable<int64_t, Commit*>();
+ liveCommitsTable->put(part->getMachineId(), commitForClientTable);
}
- Commit commit = commitForClientTable.get(part.getSequenceNumber());
+ Commit commit = commitForClientTable->get(part->getSequenceNumber());
if (commit == NULL) {
// This is a new commit that we dont have so make a new one
commit = new Commit();
// Insert this new commit into the live tables
- commitForClientTable.put(part.getSequenceNumber(), commit);
+ commitForClientTable->put(part->getSequenceNumber(), commit);
}
// Add that part to the commit
- commit.addPartDecode(part);
+ commit->addPartDecode(part);
}
}
// Clear all the new commits parts in preparation for the next time the server sends slots
- newCommitParts.clear();
+ newCommitParts->clear();
// If we process a new commit keep track of it for future use
bool didProcessANewCommit = false;
// Process the commits one by one
- for (Long arbitratorId : liveCommitsTable.keySet()) {
+ for (int64_T arbitratorId : liveCommitsTable->keySet()) {
// Get all the commits for a specific arbitrator
- Hashtable<int64_t Commit> commitForClientTable = liveCommitsTable.get(arbitratorId);
+ Hashtable<int64_t, Commit*> commitForClientTable = liveCommitsTable->get(arbitratorId);
// Sort the commits in order
- Vector<Long> commitSequenceNumbers = new Vector<Long>(commitForClientTable.keySet());
- Collections.sort(commitSequenceNumbers);
+ Vector<int64_t>* commitSequenceNumbers = new Vector<int64_t>(commitForClientTable->keySet());
+ Collections->sort(commitSequenceNumbers);
// Get the last commit seen from this arbitrator
int64_t lastCommitSeenSequenceNumber = -1;
- if (lastCommitSeenSequenceNumberByArbitratorTable.get(arbitratorId) != NULL) {
- lastCommitSeenSequenceNumber = lastCommitSeenSequenceNumberByArbitratorTable.get(arbitratorId);
+ if (lastCommitSeenSequenceNumberByArbitratorTable->get(arbitratorId) != NULL) {
+ lastCommitSeenSequenceNumber = lastCommitSeenSequenceNumberByArbitratorTable->get(arbitratorId);
}
// Go through each new commit one by one
- for (int i = 0; i < commitSequenceNumbers.size(); i++) {
- Long commitSequenceNumber = commitSequenceNumbers.get(i);
- Commit commit = commitForClientTable.get(commitSequenceNumber);
+ for (int i = 0; i < commitSequenceNumbers->size(); i++) {
+ int64_t commitSequenceNumber = commitSequenceNumbers->get(i);
+ Commit *commit = commitForClientTable->get(commitSequenceNumber);
// Special processing if a commit is not complete
- if (!commit.isComplete()) {
- if (i == (commitSequenceNumbers.size() - 1)) {
+ if (!commit->isComplete()) {
+ if (i == (commitSequenceNumbers->size() - 1)) {
// If there is an incomplete commit and this commit is the latest one seen then this commit cannot be processed and there are no other commits
break;
} else {
- // This is a commit that was already dead but parts of it are still in the block chain (not flushed out yet).
+ // This is a commit that was already dead but parts of it are still in the block chain (not flushed out yet)->
// Delete it and move on
- commit.setDead();
- commitForClientTable.remove(commit.getSequenceNumber());
+ commit->setDead();
+ commitForClientTable->remove(commit->getSequenceNumber());
continue;
}
}
// Update the last transaction that was updated if we can
- if (commit.getTransactionSequenceNumber() != -1) {
- Long lastTransactionNumber = lastArbitratedTransactionNumberByArbitratorTable.get(commit.getMachineId());
+ if (commit->getTransactionSequenceNumber() != -1) {
+ int64_t lastTransactionNumber = lastArbitratedTransactionNumberByArbitratorTable->get(commit->getMachineId());
// Update the last transaction sequence number that the arbitrator arbitrated on
- if ((lastTransactionNumber == NULL) || (lastTransactionNumber < commit.getTransactionSequenceNumber())) {
- lastArbitratedTransactionNumberByArbitratorTable.put(commit.getMachineId(), commit.getTransactionSequenceNumber());
+ if ((lastTransactionNumber == NULL) || (lastTransactionNumber < commit->getTransactionSequenceNumber())) {
+ lastArbitratedTransactionNumberByArbitratorTable->put(commit->getMachineId(), commit->getTransactionSequenceNumber());
}
}
// Update the last arbitration data that we have seen so far
- if (lastArbitrationDataLocalSequenceNumberSeenFromArbitrator.get(commit.getMachineId()) != NULL) {
+ if (lastArbitrationDataLocalSequenceNumberSeenFromArbitrator->get(commit->getMachineId()) != NULL) {
- int64_t lastArbitrationSequenceNumber = lastArbitrationDataLocalSequenceNumberSeenFromArbitrator.get(commit.getMachineId());
- if (commit.getSequenceNumber() > lastArbitrationSequenceNumber) {
+ int64_t lastArbitrationSequenceNumber = lastArbitrationDataLocalSequenceNumberSeenFromArbitrator->get(commit->getMachineId());
+ if (commit->getSequenceNumber() > lastArbitrationSequenceNumber) {
// Is larger
- lastArbitrationDataLocalSequenceNumberSeenFromArbitrator.put(commit.getMachineId(), commit.getSequenceNumber());
+ lastArbitrationDataLocalSequenceNumberSeenFromArbitrator->put(commit->getMachineId(), commit->getSequenceNumber());
}
} else {
// Never seen any data from this arbitrator so record the first one
- lastArbitrationDataLocalSequenceNumberSeenFromArbitrator.put(commit.getMachineId(), commit.getSequenceNumber());
+ lastArbitrationDataLocalSequenceNumberSeenFromArbitrator->put(commit->getMachineId(), commit->getSequenceNumber());
}
// We have already seen this commit before so need to do the full processing on this commit
- if (commit.getSequenceNumber() <= lastCommitSeenSequenceNumber) {
+ if (commit->getSequenceNumber() <= lastCommitSeenSequenceNumber) {
// Update the last transaction that was updated if we can
- if (commit.getTransactionSequenceNumber() != -1) {
- Long lastTransactionNumber = lastArbitratedTransactionNumberByArbitratorTable.get(commit.getMachineId());
+ if (commit->getTransactionSequenceNumber() != -1) {
+ int64_t lastTransactionNumber = lastArbitratedTransactionNumberByArbitratorTable->get(commit->getMachineId());
// Update the last transaction sequence number that the arbitrator arbitrated on
- if ((lastTransactionNumber == NULL) || (lastTransactionNumber < commit.getTransactionSequenceNumber())) {
- lastArbitratedTransactionNumberByArbitratorTable.put(commit.getMachineId(), commit.getTransactionSequenceNumber());
+ if ((lastTransactionNumber == NULL) || (lastTransactionNumber < commit->getTransactionSequenceNumber())) {
+ lastArbitratedTransactionNumberByArbitratorTable->put(commit->getMachineId(), commit->getTransactionSequenceNumber());
}
}
// Get what commits should be edited, these are the commits that have live values for their keys
Hashset<Commit *> *commitsToEdit = new Hashset<Commit *>();
- for (KeyValue kv : commit.getKeyValueUpdateSet()) {
- commitsToEdit.add(liveCommitsByKeyTable.get(kv.getKey()));
+ for (KeyValue *kv : commit->getKeyValueUpdateSet()) {
+ commitsToEdit->add(liveCommitsByKeyTable->get(kv->getKey()));
}
- commitsToEdit.remove(NULL); // remove NULL since it could be in this set
+ commitsToEdit->remove(NULL); // remove NULL since it could be in this set
// Update each previous commit that needs to be updated
- for (Commit previousCommit : commitsToEdit) {
+ for (Commit * previousCommit : commitsToEdit) {
// Only bother with live commits (TODO: Maybe remove this check)
- if (previousCommit.isLive()) {
+ if (previousCommit->isLive()) {
// Update which keys in the old commits are still live
- for (KeyValue kv : commit.getKeyValueUpdateSet()) {
- previousCommit.invalidateKey(kv.getKey());
+ for (KeyValue * kv : commit->getKeyValueUpdateSet()) {
+ previousCommit->invalidateKey(kv->getKey());
}
// if the commit is now dead then remove it
- if (!previousCommit.isLive()) {
- commitForClientTable.remove(previousCommit);
+ if (!previousCommit->isLive()) {
+ commitForClientTable->remove(previousCommit);
}
}
}
// Update the last seen sequence number from this arbitrator
- if (lastCommitSeenSequenceNumberByArbitratorTable.get(commit.getMachineId()) != NULL) {
- if (commit.getSequenceNumber() > lastCommitSeenSequenceNumberByArbitratorTable.get(commit.getMachineId())) {
- lastCommitSeenSequenceNumberByArbitratorTable.put(commit.getMachineId(), commit.getSequenceNumber());
+ if (lastCommitSeenSequenceNumberByArbitratorTable->get(commit->getMachineId()) != NULL) {
+ if (commit->getSequenceNumber() > lastCommitSeenSequenceNumberByArbitratorTable->get(commit->getMachineId())) {
+ lastCommitSeenSequenceNumberByArbitratorTable->put(commit->getMachineId(), commit->getSequenceNumber());
}
} else {
- lastCommitSeenSequenceNumberByArbitratorTable.put(commit.getMachineId(), commit.getSequenceNumber());
+ lastCommitSeenSequenceNumberByArbitratorTable->put(commit->getMachineId(), commit->getSequenceNumber());
}
// We processed a new commit that we havent seen before
didProcessANewCommit = true;
// Update the committed table of keys and which commit is using which key
- for (KeyValue kv : commit.getKeyValueUpdateSet()) {
- committedKeyValueTable.put(kv.getKey(), kv);
- liveCommitsByKeyTable.put(kv.getKey(), commit);
+ for (KeyValue *kv : commit->getKeyValueUpdateSet()) {
+ committedKeyValueTable->put(kv->getKey(), kv);
+ liveCommitsByKeyTable->put(kv->getKey(), commit);
}
}
}
* Create the speculative table from transactions that are still live and have come from the cloud
*/
bool Table::updateSpeculativeTable(bool didProcessNewCommits) {
- if (liveTransactionBySequenceNumberTable.keySet().size() == 0) {
+ if (liveTransactionBySequenceNumberTable->keySet()->size() == 0) {
// There is nothing to speculate on
return false;
}
// Create a list of the transaction sequence numbers and sort them from oldest to newest
- Vector<Long> transactionSequenceNumbersSorted = new Vector<Long>(liveTransactionBySequenceNumberTable.keySet());
- Collections.sort(transactionSequenceNumbersSorted);
+ Vector<int64_t>* transactionSequenceNumbersSorted = new Vector<int64_t>(liveTransactionBySequenceNumberTable->keySet());
+ Collections->sort(transactionSequenceNumbersSorted);
- bool hasGapInTransactionSequenceNumbers = transactionSequenceNumbersSorted.get(0) != oldestTransactionSequenceNumberSpeculatedOn;
+ bool hasGapInTransactionSequenceNumbers = transactionSequenceNumbersSorted->get(0) != oldestTransactionSequenceNumberSpeculatedOn;
if (hasGapInTransactionSequenceNumbers || didProcessNewCommits) {
// OR there was a new commit (Could be from offline commit) so a redo the speculation from scratch
// Start from scratch
- speculatedKeyValueTable.clear();
+ speculatedKeyValueTable->clear();
lastTransactionSequenceNumberSpeculatedOn = -1;
oldestTransactionSequenceNumberSpeculatedOn = -1;
}
// Remember the front of the transaction list
- oldestTransactionSequenceNumberSpeculatedOn = transactionSequenceNumbersSorted.get(0);
+ oldestTransactionSequenceNumberSpeculatedOn = transactionSequenceNumbersSorted->get(0);
// Find where to start arbitration from
- int startIndex = transactionSequenceNumbersSorted.indexOf(lastTransactionSequenceNumberSpeculatedOn) + 1;
+ int startIndex = transactionSequenceNumbersSorted->indexOf(lastTransactionSequenceNumberSpeculatedOn) + 1;
- if (startIndex >= transactionSequenceNumbersSorted.size()) {
+ if (startIndex >= transactionSequenceNumbersSorted->size()) {
// Make sure we are not out of bounds
return false; // did not speculate
}
Hashset<int64_t> *incompleteTransactionArbitrator = new Hashset<int64_t>();
bool didSkip = true;
- for (int i = startIndex; i < transactionSequenceNumbersSorted.size(); i++) {
- int64_t transactionSequenceNumber = transactionSequenceNumbersSorted.get(i);
- Transaction transaction = liveTransactionBySequenceNumberTable.get(transactionSequenceNumber);
+ for (int i = startIndex; i < transactionSequenceNumbersSorted->size(); i++) {
+ int64_t transactionSequenceNumber = transactionSequenceNumbersSorted->get(i);
+ Transaction *transaction = liveTransactionBySequenceNumberTable->get(transactionSequenceNumber);
- if (!transaction.isComplete()) {
+ if (!transaction->isComplete()) {
// If there is an incomplete transaction then there is nothing we can do
// add this transactions arbitrator to the list of arbitrators we should ignore
- incompleteTransactionArbitrator.add(transaction.getArbitrator());
+ incompleteTransactionArbitrator->add(transaction->getArbitrator());
didSkip = true;
continue;
}
- if (incompleteTransactionArbitrator.contains(transaction.getArbitrator())) {
+ if (incompleteTransactionArbitrator->contains(transaction->getArbitrator())) {
continue;
}
lastTransactionSequenceNumberSpeculatedOn = transactionSequenceNumber;
- if (transaction.evaluateGuard(committedKeyValueTable, speculatedKeyValueTable, NULL)) {
+ if (transaction->evaluateGuard(committedKeyValueTable, speculatedKeyValueTable, NULL)) {
// Guard evaluated to true so update the speculative table
- for (KeyValue kv : transaction.getKeyValueUpdateSet()) {
- speculatedKeyValueTable.put(kv.getKey(), kv);
+ for (KeyValue *kv : transaction->getKeyValueUpdateSet()) {
+ speculatedKeyValueTable->put(kv->getKey(), kv);
}
}
}
* Create the pending transaction speculative table from transactions that are still in the pending transaction buffer
*/
void Table::updatePendingTransactionSpeculativeTable(bool didProcessNewCommitsOrSpeculate) {
- if (pendingTransactionQueue.size() == 0) {
+ if (pendingTransactionQueue->size() == 0) {
// There is nothing to speculate on
return;
}
- if (didProcessNewCommitsOrSpeculate || (firstPendingTransaction != pendingTransactionQueue.get(0))) {
+ if (didProcessNewCommitsOrSpeculate || (firstPendingTransaction != pendingTransactionQueue->get(0))) {
// need to reset on the pending speculation
lastPendingTransactionSpeculatedOn = NULL;
- firstPendingTransaction = pendingTransactionQueue.get(0);
- pendingTransactionSpeculatedKeyValueTable.clear();
+ firstPendingTransaction = pendingTransactionQueue->get(0);
+ pendingTransactionSpeculatedKeyValueTable->clear();
}
// Find where to start arbitration from
- int startIndex = pendingTransactionQueue.indexOf(firstPendingTransaction) + 1;
+ int startIndex = pendingTransactionQueue->indexOf(firstPendingTransaction) + 1;
- if (startIndex >= pendingTransactionQueue.size()) {
+ if (startIndex >= pendingTransactionQueue->size()) {
// Make sure we are not out of bounds
return;
}
- for (int i = startIndex; i < pendingTransactionQueue.size(); i++) {
- Transaction transaction = pendingTransactionQueue.get(i);
+ for (int i = startIndex; i < pendingTransactionQueue->size(); i++) {
+ Transaction *transaction = pendingTransactionQueue->get(i);
lastPendingTransactionSpeculatedOn = transaction;
- if (transaction.evaluateGuard(committedKeyValueTable, speculatedKeyValueTable, pendingTransactionSpeculatedKeyValueTable)) {
+ if (transaction->evaluateGuard(committedKeyValueTable, speculatedKeyValueTable, pendingTransactionSpeculatedKeyValueTable)) {
// Guard evaluated to true so update the speculative table
- for (KeyValue kv : transaction.getKeyValueUpdateSet()) {
- pendingTransactionSpeculatedKeyValueTable.put(kv.getKey(), kv);
+ for (KeyValue *kv : transaction->getKeyValueUpdateSet()) {
+ pendingTransactionSpeculatedKeyValueTable->put(kv->getKey(), kv);
}
}
}
void Table::updateLiveTransactionsAndStatus() {
// Go through each of the transactions
- for (Iterator<Map.Entry<int64_t Transaction> > iter = liveTransactionBySequenceNumberTable.entrySet().iterator(); iter.hasNext();) {
- Transaction transaction = iter.next().getValue();
+ for (Iterator<Map->Entry<int64_t, Transaction> >* iter = liveTransactionBySequenceNumberTable->entrySet()->iterator(); iter->hasNext();) {
+ Transaction *transaction = iter->next()->getValue();
// Check if the transaction is dead
- Long lastTransactionNumber = lastArbitratedTransactionNumberByArbitratorTable.get(transaction.getArbitrator());
- if ((lastTransactionNumber != NULL) && (lastTransactionNumber >= transaction.getSequenceNumber())) {
+ int64_t lastTransactionNumber = lastArbitratedTransactionNumberByArbitratorTable->get(transaction->getArbitrator());
+ if ((lastTransactionNumber != NULL) && (lastTransactionNumber >= transaction->getSequenceNumber())) {
// Set dead the transaction
- transaction.setDead();
+ transaction->setDead();
// Remove the transaction from the live table
- iter.remove();
- liveTransactionByTransactionIdTable.remove(transaction.getId());
+ iter->remove();
+ liveTransactionByTransactionIdTable->remove(transaction->getId());
}
}
// Go through each of the transactions
- for (Iterator<Map.Entry<int64_t TransactionStatus> > iter = outstandingTransactionStatus.entrySet().iterator(); iter.hasNext();) {
- TransactionStatus status = iter.next().getValue();
+ for (Iterator<Map->Entry<int64_t, TransactionStatus*> >* iter = outstandingTransactionStatus->entrySet()->iterator(); iter->hasNext();) {
+ TransactionStatus status = iter->next()->getValue();
// Check if the transaction is dead
- Long lastTransactionNumber = lastArbitratedTransactionNumberByArbitratorTable.get(status.getTransactionArbitrator());
- if ((lastTransactionNumber != NULL) && (lastTransactionNumber >= status.getTransactionSequenceNumber())) {
+ int64_t lastTransactionNumber = lastArbitratedTransactionNumberByArbitratorTable->get(status->getTransactionArbitrator());
+ if ((lastTransactionNumber != NULL) && (lastTransactionNumber >= status->getTransactionSequenceNumber())) {
// Set committed
- status.setStatus(TransactionStatus.StatusCommitted);
+ status->setStatus(TransactionStatus_StatusCommitted);
// Remove
- iter.remove();
+ iter->remove();
}
}
}
/**
- * Process this slot, entry by entry. Also update the latest message sent by slot
+ * Process this slot, entry by entry-> Also update the latest message sent by slot
*/
-void Table::processSlot(SlotIndexer indexer, Slot slot, bool acceptUpdatesToLocal, Hashset<int64_t> *machineSet) {
+void Table::processSlot(SlotIndexer indexer, Slot *slot, bool acceptUpdatesToLocal, Hashset<int64_t> *machineSet) {
// Update the last message seen
- updateLastMessage(slot.getMachineID(), slot.getSequenceNumber(), slot, acceptUpdatesToLocal, machineSet);
+ updateLastMessage(slot->getMachineID(), slot->getSequenceNumber(), slot, acceptUpdatesToLocal, machineSet);
// Process each entry in the slot
- for (Entry entry : slot.getEntries()) {
- switch (entry.getType()) {
+ for (Entry *entry : slot->getEntries()) {
+ switch (entry->getType()) {
- case Entry.TypeCommitPart:
+ case TypeCommitPart:
processEntry((CommitPart)entry);
break;
- case Entry.TypeAbort:
+ case TypeAbort:
processEntry((Abort)entry);
break;
- case Entry.TypeTransactionPart:
+ case TypeTransactionPart:
processEntry((TransactionPart)entry);
break;
- case Entry.TypeNewKey:
+ case TypeNewKey:
processEntry((NewKey)entry);
break;
- case Entry.TypeLastMessage:
+ case TypeLastMessage:
processEntry((LastMessage)entry, machineSet);
break;
- case Entry.TypeRejectedMessage:
+ case TypeRejectedMessage:
processEntry((RejectedMessage)entry, indexer);
break;
- case Entry.TypeTableStatus:
- processEntry((TableStatus)entry, slot.getSequenceNumber());
+ case TypeTableStatus:
+ processEntry((TableStatus)entry, slot->getSequenceNumber());
break;
default:
- throw new Error("Unrecognized type: " + entry.getType());
+ throw new Error("Unrecognized type: " + entry->getType());
}
}
}
*/
void Table::processEntry(LastMessage entry, Hashset<int64_t> *machineSet) {
// Update what the last message received by a machine was
- updateLastMessage(entry.getMachineID(), entry.getSequenceNumber(), entry, false, machineSet);
+ updateLastMessage(entry->getMachineID(), entry->getSequenceNumber(), entry, false, machineSet);
}
/**
* Add the new key to the arbitrators table and update the set of live new keys (in case of a rescued new key message)
*/
-void Table::processEntry(NewKey entry) {
+void Table::processEntry(NewKey* entry) {
// Update the arbitrator table with the new key information
- arbitratorTable.put(entry.getKey(), entry.getMachineID());
+ arbitratorTable->put(entry->getKey(), entry->getMachineID());
// Update what the latest live new key is
- NewKey oldNewKey = liveNewKeyTable.put(entry.getKey(), entry);
+ NewKey oldNewKey = liveNewKeyTable->put(entry->getKey(), entry);
if (oldNewKey != NULL) {
// Delete the old new key messages
- oldNewKey.setDead();
+ oldNewKey->setDead();
}
}
/**
- * Process new table status entries and set dead the old ones as new ones come in.
+ * Process new table status entries and set dead the old ones as new ones come in->
* keeps track of the largest and smallest table status seen in this current round
* of updating the local copy of the block chain
*/
void Table::processEntry(TableStatus entry, int64_t seq) {
- int newNumSlots = entry.getMaxSlots();
+ int newNumSlots = entry->getMaxSlots();
updateCurrMaxSize(newNumSlots);
initExpectedSize(seq, newNumSlots);
if (liveTableStatus != NULL) {
// We have a larger table status so the old table status is no int64_ter alive
- liveTableStatus.setDead();
+ liveTableStatus->setDead();
}
// Make this new table status the latest alive table status
}
/**
- * Check old messages to see if there is a block chain violation. Also
+ * Check old messages to see if there is a block chain violation-> Also
*/
void Table::processEntry(RejectedMessage entry, SlotIndexer indexer) {
- int64_t oldSeqNum = entry.getOldSeqNum();
- int64_t newSeqNum = entry.getNewSeqNum();
- bool isequal = entry.getEqual();
- int64_t machineId = entry.getMachineID();
- int64_t seq = entry.getSequenceNumber();
+ int64_t oldSeqNum = entry->getOldSeqNum();
+ int64_t newSeqNum = entry->getNewSeqNum();
+ bool isequal = entry->getEqual();
+ int64_t machineId = entry->getMachineID();
+ int64_t seq = entry->getSequenceNumber();
// Check if we have messages that were supposed to be rejected in our local block chain
for (int64_t seqNum = oldSeqNum; seqNum <= newSeqNum; seqNum++) {
// Get the slot
- Slot slot = indexer.getSlot(seqNum);
+ Slot *slot = indexer->getSlot(seqNum);
if (slot != NULL) {
// If we have this slot make sure that it was not supposed to be a rejected slot
- int64_t slotMachineId = slot.getMachineID();
+ int64_t slotMachineId = slot->getMachineID();
if (isequal != (slotMachineId == machineId)) {
throw new Error("Server Error: Trying to insert rejected message for slot " + seqNum);
}
}
- // Create a list of clients to watch until they see this rejected message entry.
+ // Create a list of clients to watch until they see this rejected message entry->
Hashset<int64_t> *deviceWatchSet = new Hashset<int64_t>();
- for (Map.Entry<int64_t Pair<int64_t Liveness> > lastMessageEntry : lastMessageTable.entrySet()) {
+ for (Map->Entry<int64_t, Pair<int64_t, Liveness>*>* lastMessageEntry : lastMessageTable->entrySet()) {
// Machine ID for the last message entry
- int64_t lastMessageEntryMachineId = lastMessageEntry.getKey();
+ int64_t lastMessageEntryMachineId = lastMessageEntry->getKey();
- // We've seen it, don't need to continue to watch. Our next
- // message will implicitly acknowledge it.
+ // We've seen it, don't need to continue to watch-> Our next
+ // message will implicitly acknowledge it->
if (lastMessageEntryMachineId == localMachineId) {
continue;
}
- Pair<int64_t Liveness> lastMessageValue = lastMessageEntry.getValue();
- int64_t entrySequenceNumber = lastMessageValue.getFirst();
+ Pair<int64_t, Liveness> *lastMessageValue = lastMessageEntry->getValue();
+ int64_t entrySequenceNumber = lastMessageValue->getFirst();
if (entrySequenceNumber < seq) {
addWatchVector(lastMessageEntryMachineId, entry);
// This client did not see this rejected message yet so add it to the watch set to monitor
- deviceWatchSet.add(lastMessageEntryMachineId);
+ deviceWatchSet->add(lastMessageEntryMachineId);
}
}
- if (deviceWatchSet.isEmpty()) {
+ if (deviceWatchSet->isEmpty()) {
// This rejected message has been seen by all the clients so
- entry.setDead();
+ entry->setDead();
} else {
// We need to watch this rejected message
- entry.setWatchSet(deviceWatchSet);
+ entry->setWatchSet(deviceWatchSet);
}
}
/**
- * Check if this abort is live, if not then save it so we can kill it later.
- * update the last transaction number that was arbitrated on.
+ * Check if this abort is live, if not then save it so we can kill it later->
+ * update the last transaction number that was arbitrated on->
*/
void Table::processEntry(Abort entry) {
- if (entry.getTransactionSequenceNumber() != -1) {
+ if (entry->getTransactionSequenceNumber() != -1) {
// update the transaction status if it was sent to the server
- TransactionStatus status = outstandingTransactionStatus.remove(entry.getTransactionSequenceNumber());
+ TransactionStatus status = outstandingTransactionStatus->remove(entry->getTransactionSequenceNumber());
if (status != NULL) {
- status.setStatus(TransactionStatus.StatusAborted);
+ status->setStatus(TransactionStatus_StatusAborted);
}
}
// Abort has not been seen by the client it is for yet so we need to keep track of it
- Abort previouslySeenAbort = liveAbortTable.put(entry.getAbortId(), entry);
+ Abort previouslySeenAbort = liveAbortTable->put(entry->getAbortId(), entry);
if (previouslySeenAbort != NULL) {
- previouslySeenAbort.setDead(); // Delete old version of the abort since we got a rescued newer version
+ previouslySeenAbort->setDead(); // Delete old version of the abort since we got a rescued newer version
}
- if (entry.getTransactionArbitrator() == localMachineId) {
- liveAbortsGeneratedByLocal.put(entry.getArbitratorLocalSequenceNumber(), entry);
+ if (entry->getTransactionArbitrator() == localMachineId) {
+ liveAbortsGeneratedByLocal->put(entry->getArbitratorLocalSequenceNumber(), entry);
}
- if ((entry.getSequenceNumber() != -1) && (lastMessageTable.get(entry.getTransactionMachineId()).getFirst() >= entry.getSequenceNumber())) {
+ if ((entry->getSequenceNumber() != -1) && (lastMessageTable->get(entry->getTransactionMachineId())->getFirst() >= entry->getSequenceNumber())) {
// The machine already saw this so it is dead
- entry.setDead();
- liveAbortTable.remove(entry.getAbortId());
+ entry->setDead();
+ liveAbortTable->remove(entry->getAbortId());
- if (entry.getTransactionArbitrator() == localMachineId) {
- liveAbortsGeneratedByLocal.remove(entry.getArbitratorLocalSequenceNumber());
+ if (entry->getTransactionArbitrator() == localMachineId) {
+ liveAbortsGeneratedByLocal->remove(entry->getArbitratorLocalSequenceNumber());
}
return;
// Update the last arbitration data that we have seen so far
- if (lastArbitrationDataLocalSequenceNumberSeenFromArbitrator.get(entry.getTransactionArbitrator()) != NULL) {
+ if (lastArbitrationDataLocalSequenceNumberSeenFromArbitrator->get(entry->getTransactionArbitrator()) != NULL) {
- int64_t lastArbitrationSequenceNumber = lastArbitrationDataLocalSequenceNumberSeenFromArbitrator.get(entry.getTransactionArbitrator());
- if (entry.getSequenceNumber() > lastArbitrationSequenceNumber) {
+ int64_t lastArbitrationSequenceNumber = lastArbitrationDataLocalSequenceNumberSeenFromArbitrator->get(entry->getTransactionArbitrator());
+ if (entry->getSequenceNumber() > lastArbitrationSequenceNumber) {
// Is larger
- lastArbitrationDataLocalSequenceNumberSeenFromArbitrator.put(entry.getTransactionArbitrator(), entry.getSequenceNumber());
+ lastArbitrationDataLocalSequenceNumberSeenFromArbitrator->put(entry->getTransactionArbitrator(), entry->getSequenceNumber());
}
} else {
// Never seen any data from this arbitrator so record the first one
- lastArbitrationDataLocalSequenceNumberSeenFromArbitrator.put(entry.getTransactionArbitrator(), entry.getSequenceNumber());
+ lastArbitrationDataLocalSequenceNumberSeenFromArbitrator->put(entry->getTransactionArbitrator(), entry->getSequenceNumber());
}
// Set dead a transaction if we can
- Transaction transactionToSetDead = liveTransactionByTransactionIdTable.remove(new Pair<int64_t, int64_t>(entry.getTransactionMachineId(), entry.getTransactionClientLocalSequenceNumber()));
+ Transaction *transactionToSetDead = liveTransactionByTransactionIdTable->remove(new Pair<int64_t, int64_t>(entry->getTransactionMachineId(), entry->getTransactionClientLocalSequenceNumber()));
if (transactionToSetDead != NULL) {
- liveTransactionBySequenceNumberTable.remove(transactionToSetDead.getSequenceNumber());
+ liveTransactionBySequenceNumberTable->remove(transactionToSetDead->getSequenceNumber());
}
// Update the last transaction sequence number that the arbitrator arbitrated on
- Long lastTransactionNumber = lastArbitratedTransactionNumberByArbitratorTable.get(entry.getTransactionArbitrator());
- if ((lastTransactionNumber == NULL) || (lastTransactionNumber < entry.getTransactionSequenceNumber())) {
+ int64_t lastTransactionNumber = lastArbitratedTransactionNumberByArbitratorTable->get(entry->getTransactionArbitrator());
+ if ((lastTransactionNumber == NULL) || (lastTransactionNumber < entry->getTransactionSequenceNumber())) {
// Is a valid one
- if (entry.getTransactionSequenceNumber() != -1) {
- lastArbitratedTransactionNumberByArbitratorTable.put(entry.getTransactionArbitrator(), entry.getTransactionSequenceNumber());
+ if (entry->getTransactionSequenceNumber() != -1) {
+ lastArbitratedTransactionNumberByArbitratorTable->put(entry->getTransactionArbitrator(), entry->getTransactionSequenceNumber());
}
}
}
*/
void Table::processEntry(TransactionPart entry) {
// Check if we have already seen this transaction and set it dead OR if it is not alive
- Long lastTransactionNumber = lastArbitratedTransactionNumberByArbitratorTable.get(entry.getArbitratorId());
- if ((lastTransactionNumber != NULL) && (lastTransactionNumber >= entry.getSequenceNumber())) {
+ int64_t lastTransactionNumber = lastArbitratedTransactionNumberByArbitratorTable->get(entry->getArbitratorId());
+ if ((lastTransactionNumber != NULL) && (lastTransactionNumber >= entry->getSequenceNumber())) {
// This transaction is dead, it was already committed or aborted
- entry.setDead();
+ entry->setDead();
return;
}
// This part is still alive
- Hashtable<Pair<int64_t int32_t>, TransactionPart> transactionPart = newTransactionParts.get(entry.getMachineId());
+ Hashtable<Pair<int64_t, int32_t>*, TransactionPart*>* transactionPart = newTransactionParts->get(entry->getMachineId());
if (transactionPart == NULL) {
// Dont have a table for this machine Id yet so make one
- transactionPart = new Hashtable<Pair<int64_t int32_t>, TransactionPart>();
- newTransactionParts.put(entry.getMachineId(), transactionPart);
+ transactionPart = new Hashtable<Pair<int64_t, int32_t>*, TransactionPart*>();
+ newTransactionParts->put(entry->getMachineId(), transactionPart);
}
// Update the part and set dead ones we have already seen (got a rescued version)
- TransactionPart previouslySeenPart = transactionPart.put(entry.getPartId(), entry);
+ TransactionPart *previouslySeenPart = transactionPart->put(entry->getPartId(), entry);
if (previouslySeenPart != NULL) {
- previouslySeenPart.setDead();
+ previouslySeenPart->setDead();
}
}
/**
- * Process new commit entries and save them for future use. Delete duplicates
+ * Process new commit entries and save them for future use-> Delete duplicates
*/
void Table::processEntry(CommitPart entry) {
// Update the last transaction that was updated if we can
- if (entry.getTransactionSequenceNumber() != -1) {
- Long lastTransactionNumber = lastArbitratedTransactionNumberByArbitratorTable.get(entry.getMachineId());
+ if (entry->getTransactionSequenceNumber() != -1) {
+ int64_t lastTransactionNumber = lastArbitratedTransactionNumberByArbitratorTable->get(entry->getMachineId());
// Update the last transaction sequence number that the arbitrator arbitrated on
- if ((lastTransactionNumber == NULL) || (lastTransactionNumber < entry.getTransactionSequenceNumber())) {
- lastArbitratedTransactionNumberByArbitratorTable.put(entry.getMachineId(), entry.getTransactionSequenceNumber());
+ if ((lastTransactionNumber == NULL) || (lastTransactionNumber < entry->getTransactionSequenceNumber())) {
+ lastArbitratedTransactionNumberByArbitratorTable->put(entry->getMachineId(), entry->getTransactionSequenceNumber());
}
}
- Hashtable<Pair<int64_t int32_t>, CommitPart> commitPart = newCommitParts.get(entry.getMachineId());
+ Hashtable<Pair<int64_t, int32_t>*, CommitPart*>* commitPart = newCommitParts->get(entry->getMachineId());
if (commitPart == NULL) {
// Don't have a table for this machine Id yet so make one
- commitPart = new Hashtable<Pair<int64_t int32_t>, CommitPart>();
- newCommitParts.put(entry.getMachineId(), commitPart);
+ commitPart = new Hashtable<Pair<int64_t, int32_t>*, CommitPart*>();
+ newCommitParts->put(entry->getMachineId(), commitPart);
}
// Update the part and set dead ones we have already seen (got a rescued version)
- CommitPart previouslySeenPart = commitPart.put(entry.getPartId(), entry);
+ CommitPart previouslySeenPart = commitPart->put(entry->getPartId(), entry);
if (previouslySeenPart != NULL) {
- previouslySeenPart.setDead();
+ previouslySeenPart->setDead();
}
}
/**
- * Update the last message seen table. Update and set dead the appropriate RejectedMessages as clients see them.
- * Updates the live aborts, removes those that are dead and sets them dead.
+ * Update the last message seen table-> Update and set dead the appropriate RejectedMessages as clients see them->
+ * Updates the live aborts, removes those that are dead and sets them dead->
* Check that the last message seen is correct and that there is no mismatch of our own last message or that
- * other clients have not had a rollback on the last message.
+ * other clients have not had a rollback on the last message->
*/
void Table::updateLastMessage(int64_t machineId, int64_t seqNum, Liveness liveness, bool acceptUpdatesToLocal, Hashset<intr64_t> *machineSet) {
// We have seen this machine ID
- machineSet.remove(machineId);
+ machineSet->remove(machineId);
// Get the set of rejected messages that this machine Id is has not seen yet
- Hashset<RejectedMessage *> *watchset = rejectedMessageWatchVectorTable.get(machineId);
+ Hashset<RejectedMessage *> *watchset = rejectedMessageWatchVectorTable->get(machineId);
// If there is a rejected message that this machine Id has not seen yet
if (watchset != NULL) {
// Go through each rejected message that this machine Id has not seen yet
- for (Iterator<RejectedMessage> rmit = watchset.iterator(); rmit.hasNext(); ) {
+ for (Iterator<RejectedMessage> rmit = watchset->iterator(); rmit->hasNext(); ) {
- RejectedMessage rm = rmit.next();
+ RejectedMessage rm = rmit->next();
- // If this machine Id has seen this rejected message...
- if (rm.getSequenceNumber() <= seqNum) {
+ // If this machine Id has seen this rejected message->->->
+ if (rm->getSequenceNumber() <= seqNum) {
// Remove it from our watchlist
- rmit.remove();
+ rmit->remove();
// Decrement machines that need to see this notification
- rm.removeWatcher(machineId);
+ rm->removeWatcher(machineId);
}
}
}
// Set dead the abort
- for (Iterator<Map.Entry<Pair<int64_t, int64_t>, Abort> > i = liveAbortTable.entrySet().iterator(); i.hasNext();) {
- Abort abort = i.next().getValue();
+ for (Iterator<Map->Entry<Pair<int64_t, int64_t>*, Abort*> > i = liveAbortTable->entrySet()->iterator(); i->hasNext();) {
+ Abort abort = i->next()->getValue();
- if ((abort.getTransactionMachineId() == machineId) && (abort.getSequenceNumber() <= seqNum)) {
- abort.setDead();
- i.remove();
+ if ((abort->getTransactionMachineId() == machineId) && (abort->getSequenceNumber() <= seqNum)) {
+ abort->setDead();
+ i->remove();
- if (abort.getTransactionArbitrator() == localMachineId) {
- liveAbortsGeneratedByLocal.remove(abort.getArbitratorLocalSequenceNumber());
+ if (abort->getTransactionArbitrator() == localMachineId) {
+ liveAbortsGeneratedByLocal->remove(abort->getArbitratorLocalSequenceNumber());
}
}
}
if (machineId == localMachineId) {
- // Our own messages are immediately dead.
+ // Our own messages are immediately dead->
if (liveness instanceof LastMessage) {
- ((LastMessage)liveness).setDead();
+ ((LastMessage)liveness)->setDead();
} else if (liveness instanceof Slot) {
- ((Slot)liveness).setDead();
+ ((Slot)liveness)->setDead();
} else {
throw new Error("Unrecognized type");
}
}
// Get the old last message for this device
- Pair<int64_t Liveness> lastMessageEntry = lastMessageTable.put(machineId, new Pair<int64_t Liveness>(seqNum, liveness));
+ Pair<int64_t, Liveness*> lastMessageEntry = lastMessageTable->put(machineId, new Pair<int64_t, Liveness*>(seqNum, liveness));
if (lastMessageEntry == NULL) {
// If no last message then there is nothing else to process
return;
}
- int64_t lastMessageSeqNum = lastMessageEntry.getFirst();
- Liveness lastEntry = lastMessageEntry.getSecond();
+ int64_t lastMessageSeqNum = lastMessageEntry->getFirst();
+ Liveness lastEntry = lastMessageEntry->getSecond();
// If it is not our machine Id since we already set ours to dead
if (machineId != localMachineId) {
if (lastEntry instanceof LastMessage) {
- ((LastMessage)lastEntry).setDead();
+ ((LastMessage)lastEntry)->setDead();
} else if (lastEntry instanceof Slot) {
- ((Slot)lastEntry).setDead();
+ ((Slot)lastEntry)->setDead();
} else {
throw new Error("Unrecognized type");
}
/**
* Add a rejected message entry to the watch set to keep track of which clients have seen that
- * rejected message entry and which have not.
+ * rejected message entry and which have not->
*/
void Table::addWatchVector(int64_t machineId, RejectedMessage entry) {
- Hashset<RejectedMessage *> *entries = rejectedMessageWatchVectorTable.get(machineId);
+ Hashset<RejectedMessage *> *entries = rejectedMessageWatchVectorTable->get(machineId);
if (entries == NULL) {
// There is no set for this machine ID yet so create one
entries = new Hashset<RejectedMessage *>();
- rejectedMessageWatchVectorTable.put(machineId, entries);
+ rejectedMessageWatchVectorTable->put(machineId, entries);
}
- entries.add(entry);
+ entries->add(entry);
}
/**
* Check if the HMAC chain is not violated
*/
-void Table::checkHMACChain(SlotIndexer indexer, Array<Slot> *newSlots) {
- for (int i = 0; i < newSlots.length; i++) {
+void Table::checkHMACChain(SlotIndexer indexer, Array<Slot*> *newSlots) {
+ for (int i = 0; i < newSlots->length; i++) {
Slot currSlot = newSlots[i];
- Slot prevSlot = indexer.getSlot(currSlot.getSequenceNumber() - 1);
+ Slot prevSlot = indexer->getSlot(currSlot->getSequenceNumber() - 1);
if (prevSlot != NULL &&
- !Arrays.equals(prevSlot.getHMAC(), currSlot.getPrevHMAC()))
+ !Arrays->equals(prevSlot->getHMAC(), currSlot->getPrevHMAC()))
throw new Error("Server Error: Invalid HMAC Chain" + currSlot + " " + prevSlot);
}
}
projects / iotcloud.git / commitdiff