Thrift now a TLP - INFRA-3116
git-svn-id: https://svn.apache.org/repos/asf/thrift/branches/0.1.x@1028168 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lib/cpp/src/concurrency/PosixThreadFactory.h b/lib/cpp/src/concurrency/PosixThreadFactory.h
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+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+#ifndef _THRIFT_CONCURRENCY_POSIXTHREADFACTORY_H_
+#define _THRIFT_CONCURRENCY_POSIXTHREADFACTORY_H_ 1
+
+#include "Thread.h"
+
+#include <boost/shared_ptr.hpp>
+
+namespace apache { namespace thrift { namespace concurrency {
+
+/**
+ * A thread factory to create posix threads
+ *
+ * @version $Id:$
+ */
+class PosixThreadFactory : public ThreadFactory {
+
+ public:
+
+ /**
+ * POSIX Thread scheduler policies
+ */
+ enum POLICY {
+ OTHER,
+ FIFO,
+ ROUND_ROBIN
+ };
+
+ /**
+ * POSIX Thread scheduler relative priorities,
+ *
+ * Absolute priority is determined by scheduler policy and OS. This
+ * enumeration specifies relative priorities such that one can specify a
+ * priority withing a giving scheduler policy without knowing the absolute
+ * value of the priority.
+ */
+ enum PRIORITY {
+ LOWEST = 0,
+ LOWER = 1,
+ LOW = 2,
+ NORMAL = 3,
+ HIGH = 4,
+ HIGHER = 5,
+ HIGHEST = 6,
+ INCREMENT = 7,
+ DECREMENT = 8
+ };
+
+ /**
+ * Posix thread (pthread) factory. All threads created by a factory are reference-counted
+ * via boost::shared_ptr and boost::weak_ptr. The factory guarantees that threads and
+ * the Runnable tasks they host will be properly cleaned up once the last strong reference
+ * to both is given up.
+ *
+ * Threads are created with the specified policy, priority, stack-size and detachable-mode
+ * detached means the thread is free-running and will release all system resources the
+ * when it completes. A detachable thread is not joinable. The join method
+ * of a detachable thread will return immediately with no error.
+ *
+ * By default threads are not joinable.
+ */
+
+ PosixThreadFactory(POLICY policy=ROUND_ROBIN, PRIORITY priority=NORMAL, int stackSize=1, bool detached=true);
+
+ // From ThreadFactory;
+ boost::shared_ptr<Thread> newThread(boost::shared_ptr<Runnable> runnable) const;
+
+ // From ThreadFactory;
+ Thread::id_t getCurrentThreadId() const;
+
+ /**
+ * Gets stack size for created threads
+ *
+ * @return int size in megabytes
+ */
+ virtual int getStackSize() const;
+
+ /**
+ * Sets stack size for created threads
+ *
+ * @param value size in megabytes
+ */
+ virtual void setStackSize(int value);
+
+ /**
+ * Gets priority relative to current policy
+ */
+ virtual PRIORITY getPriority() const;
+
+ /**
+ * Sets priority relative to current policy
+ */
+ virtual void setPriority(PRIORITY priority);
+
+ /**
+ * Sets detached mode of threads
+ */
+ virtual void setDetached(bool detached);
+
+ /**
+ * Gets current detached mode
+ */
+ virtual bool isDetached() const;
+
+ private:
+ class Impl;
+ boost::shared_ptr<Impl> impl_;
+};
+
+}}} // apache::thrift::concurrency
+
+#endif // #ifndef _THRIFT_CONCURRENCY_POSIXTHREADFACTORY_H_