Adding JMCR-Stable version

[Benchmarks_CSolver.git] / JMCR-Stable / real-world application / derby-10.3.2.1 / java / engine / org / apache / derby / impl / sql / LanguageDbPropertySetter.java

diff --git a/JMCR-Stable/real-world application/derby-10.3.2.1/java/engine/org/apache/derby/impl/sql/LanguageDbPropertySetter.java b/JMCR-Stable/real-world application/derby-10.3.2.1/java/engine/org/apache/derby/impl/sql/LanguageDbPropertySetter.java
new file mode 100644 (file)
index 0000000..ad76147
--- /dev/null
+++ b/JMCR-Stable/real-world application/derby-10.3.2.1/java/engine/org/apache/derby/impl/sql/LanguageDbPropertySetter.java
@@ -0,0 +1,98 @@
+/*\r
+\r
+   Derby - Class org.apache.derby.impl.sql.LanguageDbPropertySetter\r
+\r
+   Licensed to the Apache Software Foundation (ASF) under one or more\r
+   contributor license agreements.  See the NOTICE file distributed with\r
+   this work for additional information regarding copyright ownership.\r
+   The ASF licenses this file to you under the Apache License, Version 2.0\r
+   (the "License"); you may not use this file except in compliance with\r
+   the License.  You may obtain a copy of the License at\r
+\r
+      http://www.apache.org/licenses/LICENSE-2.0\r
+\r
+   Unless required by applicable law or agreed to in writing, software\r
+   distributed under the License is distributed on an "AS IS" BASIS,\r
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
+   See the License for the specific language governing permissions and\r
+   limitations under the License.\r
+\r
+ */\r
+\r
+package org.apache.derby.impl.sql;\r
+\r
+import org.apache.derby.iapi.services.property.PropertySetCallback;\r
+import org.apache.derby.iapi.services.property.PropertyUtil;\r
+import org.apache.derby.iapi.reference.Property;\r
+import org.apache.derby.iapi.reference.SQLState;\r
+import org.apache.derby.iapi.services.daemon.Serviceable;\r
+import org.apache.derby.iapi.services.sanity.SanityManager;\r
+import org.apache.derby.iapi.services.context.ContextService;\r
+import org.apache.derby.iapi.error.StandardException;\r
+import org.apache.derby.iapi.sql.conn.LanguageConnectionContext;\r
+import org.apache.derby.iapi.store.access.TransactionController;\r
+import java.io.Serializable;\r
+import java.util.Dictionary;\r
+\r
+/**\r
+ * A class to handle setting language database properties\r
+ */\r
+public class LanguageDbPropertySetter implements PropertySetCallback\r
+{\r
+       public void init(boolean dbOnly, Dictionary p) {\r
+               // not called yet ...\r
+       }\r
+       /** @exception StandardException Thrown on error. */\r
+       public boolean validate\r
+       (\r
+               String                  key,\r
+               Serializable    value,\r
+               Dictionary              p\r
+       ) throws StandardException \r
+       {\r
+               // Disallow changing sqlAuthorization from true to false or null after\r
+               // switching to Standard authorization\r
+               if (key.trim().equals(Property.SQL_AUTHORIZATION_PROPERTY))\r
+               {\r
+                       LanguageConnectionContext lcc = (LanguageConnectionContext)\r
+                                       ContextService.getContext(LanguageConnectionContext.CONTEXT_ID);\r
+\r
+                       if (lcc.usesSqlAuthorization() && !Boolean.valueOf((String)value).booleanValue())\r
+                               throw StandardException.newException(SQLState.PROPERTY_UNSUPPORTED_CHANGE,\r
+                                       key, value);\r
+               }\r
+\r
+               if (key.equals(Property.LANGUAGE_STALE_PLAN_CHECK_INTERVAL)) {\r
+                       PropertyUtil.intPropertyValue(\r
+                                               Property.LANGUAGE_STALE_PLAN_CHECK_INTERVAL,\r
+                                               value,\r
+                                               Property.MIN_LANGUAGE_STALE_PLAN_CHECK_INTERVAL,\r
+                                               Integer.MAX_VALUE,\r
+                                               Property.DEFAULT_LANGUAGE_STALE_PLAN_CHECK_INTERVAL\r
+                                               );\r
+                       return true;\r
+               }\r
+\r
+               return false;\r
+       }\r
+\r
+       public Serviceable apply\r
+       (\r
+               String                  key,\r
+               Serializable    value,\r
+               Dictionary              p\r
+       ) \r
+       {\r
+               return null;\r
+       }\r
+\r
+       public Serializable map\r
+       (\r
+               String                  key,\r
+               Serializable    value,\r
+               Dictionary              p\r
+       ) \r
+       {\r
+               return null;\r
+       }\r
+}\r