rocksdb/thrift/lib/cpp/server/TThreadPoolServer.h
Dhruba Borthakur 80c663882a Create leveldb server via Thrift.
Summary:
First draft.
Unit tests pass.

Test Plan: unit tests attached

Reviewers: heyongqiang

Reviewed By: heyongqiang

Differential Revision: https://reviews.facebook.net/D3969
2012-07-07 09:42:39 -07:00

131 lines
4.6 KiB
C++

/*
* 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_SERVER_TTHREADPOOLSERVER_H
#define THRIFT_SERVER_TTHREADPOOLSERVER_H 1
#include "thrift/lib/cpp/concurrency/ThreadManager.h"
#include "thrift/lib/cpp/server/TServer.h"
#include "thrift/lib/cpp/transport/TServerTransport.h"
#include "thrift/lib/cpp/concurrency/ThreadLocal.h"
#include <boost/shared_ptr.hpp>
namespace apache { namespace thrift { namespace server {
using apache::thrift::concurrency::ThreadManager;
using apache::thrift::protocol::TProtocolFactory;
using apache::thrift::transport::TServerTransport;
using apache::thrift::transport::TTransportFactory;
class TThreadPoolServer : public TServer {
public:
template<typename ProcessorFactory>
TThreadPoolServer(
const boost::shared_ptr<ProcessorFactory>& processorFactory,
const boost::shared_ptr<TServerTransport>& serverTransport,
const boost::shared_ptr<TTransportFactory>& transportFactory,
const boost::shared_ptr<TProtocolFactory>& protocolFactory,
const boost::shared_ptr<ThreadManager>& threadManager,
THRIFT_OVERLOAD_IF(ProcessorFactory, TProcessorFactory)) :
TServer(processorFactory, serverTransport, transportFactory,
protocolFactory),
threadManager_(threadManager),
stop_(false),
timeout_(0) {}
template<typename Processor>
TThreadPoolServer(
const boost::shared_ptr<Processor>& processor,
const boost::shared_ptr<TServerTransport>& serverTransport,
const boost::shared_ptr<TTransportFactory>& transportFactory,
const boost::shared_ptr<TProtocolFactory>& protocolFactory,
const boost::shared_ptr<ThreadManager>& threadManager,
THRIFT_OVERLOAD_IF(Processor, TProcessor)) :
TServer(processor, serverTransport, transportFactory, protocolFactory),
threadManager_(threadManager),
stop_(false),
timeout_(0) {}
template<typename ProcessorFactory>
TThreadPoolServer(
const boost::shared_ptr<ProcessorFactory>& processorFactory,
const boost::shared_ptr<TServerTransport>& serverTransport,
const boost::shared_ptr<TDuplexTransportFactory>& duplexTransportFactory,
const boost::shared_ptr<TDuplexProtocolFactory>& duplexProtocolFactory,
const boost::shared_ptr<ThreadManager>& threadManager,
THRIFT_OVERLOAD_IF(ProcessorFactory, TProcessorFactory)):
TServer(processorFactory, serverTransport,
duplexTransportFactory, duplexProtocolFactory),
threadManager_(threadManager),
stop_(false),
timeout_(0) {}
template<typename Processor>
TThreadPoolServer(
const boost::shared_ptr<Processor>& processor,
const boost::shared_ptr<TServerTransport>& serverTransport,
const boost::shared_ptr<TDuplexTransportFactory>& duplexTransportFactory,
const boost::shared_ptr<TDuplexProtocolFactory>& duplexProtocolFactory,
const boost::shared_ptr<ThreadManager>& threadManager,
THRIFT_OVERLOAD_IF(Processor, TProcessor)):
TServer(processor, serverTransport,
duplexTransportFactory, duplexProtocolFactory),
threadManager_(threadManager),
stop_(false),
timeout_(0) {}
virtual ~TThreadPoolServer();
virtual void serve();
virtual int64_t getTimeout() const;
virtual void setTimeout(int64_t value);
virtual void stop() {
stop_ = true;
serverTransport_->interrupt();
}
virtual TConnectionContext* getConnectionContext() const;
protected:
class Task;
typedef concurrency::ThreadLocal<Task,
concurrency::NoopThreadLocalManager<Task> >
ThreadLocalTask;
void setCurrentTask(Task* task);
void clearCurrentTask();
boost::shared_ptr<ThreadManager> threadManager_;
volatile bool stop_;
volatile int64_t timeout_;
/**
* Thread-local data storage to track the current connection being processed.
*/
ThreadLocalTask currentTask_;
};
}}} // apache::thrift::server
#endif // #ifndef THRIFT_SERVER_TTHREADPOOLSERVER_H