2 * Copyright 2017 Facebook, Inc.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
23 #include <folly/Conv.h>
24 #include <folly/Range.h>
25 #include <folly/ThreadName.h>
26 #include <folly/executors/thread_factory/ThreadFactory.h>
30 class NamedThreadFactory : public ThreadFactory {
32 explicit NamedThreadFactory(folly::StringPiece prefix)
33 : prefix_(prefix.str()), suffix_(0) {}
35 std::thread newThread(Func&& func) override {
36 auto name = folly::to<std::string>(prefix_, suffix_++);
38 [ func = std::move(func), name = std::move(name) ]() mutable {
39 folly::setThreadName(name);
44 void setNamePrefix(folly::StringPiece prefix) {
45 prefix_ = prefix.str();
48 std::string getNamePrefix() {
54 std::atomic<uint64_t> suffix_;