C++ Thrift coding style changes

Summary: Make underscore for class members consistent


git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@664818 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lib/cpp/src/concurrency/ThreadManager.cc b/lib/cpp/src/concurrency/ThreadManager.cc
index 7d6fef7..895d1cd 100644
--- a/lib/cpp/src/concurrency/ThreadManager.cc
+++ b/lib/cpp/src/concurrency/ThreadManager.cc
@@ -32,10 +32,10 @@
 
  public:
   Impl() : 
-    _workerCount(0),
-    _workerMaxCount(0),
-    _idleCount(0),
-    _state(ThreadManager::UNINITIALIZED) {}
+    workerCount_(0),
+    workerMaxCount_(0),
+    idleCount_(0),
+    state_(ThreadManager::UNINITIALIZED) {}
 
   ~Impl() { stop(); }
 
@@ -43,37 +43,41 @@
 
   void stop();
 
-  const ThreadManager::STATE state() const { return _state; }
+  const ThreadManager::STATE state() const {
+    return state_;
+  }
 
   shared_ptr<ThreadFactory> threadFactory() const {
-    Synchronized s(_monitor); 
-    return _threadFactory;
+    Synchronized s(monitor_); 
+    return threadFactory_;
   }
       
   void threadFactory(shared_ptr<ThreadFactory> value) {  
-    Synchronized s(_monitor);
-    _threadFactory = value;
+    Synchronized s(monitor_);
+    threadFactory_ = value;
   }
 
   void addWorker(size_t value);
   
   void removeWorker(size_t value);
   
-  size_t idleWorkerCount() const { return _idleCount; }
+  size_t idleWorkerCount() const {
+    return idleCount_;
+  }
 
   size_t workerCount() const {
-    Synchronized s(_monitor); 
-    return _workerCount;
+    Synchronized s(monitor_); 
+    return workerCount_;
   }
   
   size_t pendingTaskCount() const {
-    Synchronized s(_monitor); 
-    return _tasks.size();
+    Synchronized s(monitor_); 
+    return tasks_.size();
   }
 
   size_t totalTaskCount() const {
-    Synchronized s(_monitor);   
-    return _tasks.size() + _workerCount - _idleCount;
+    Synchronized s(monitor_);   
+    return tasks_.size() + workerCount_ - idleCount_;
   }
   
   void add(shared_ptr<Runnable> value);
@@ -81,21 +85,21 @@
   void remove(shared_ptr<Runnable> task);
 
 private:
-  size_t _workerCount;
-  size_t _workerMaxCount;
-  size_t _idleCount;
-  ThreadManager::STATE _state;
-  shared_ptr<ThreadFactory> _threadFactory;
+  size_t workerCount_;
+  size_t workerMaxCount_;
+  size_t idleCount_;
+  ThreadManager::STATE state_;
+  shared_ptr<ThreadFactory> threadFactory_;
 
 
   friend class ThreadManager::Task;
-  std::queue<shared_ptr<Task> > _tasks;
-  Monitor _monitor;
-  Monitor _workerMonitor;
+  std::queue<shared_ptr<Task> > tasks_;
+  Monitor monitor_;
+  Monitor workerMonitor_;
 
   friend class ThreadManager::Worker;
-  std::set<shared_ptr<Thread> > _workers;
-  std::set<shared_ptr<Thread> > _deadWorkers;
+  std::set<shared_ptr<Thread> > workers_;
+  std::set<shared_ptr<Thread> > deadWorkers_;
 };
 
 class ThreadManager::Task : public Runnable {
@@ -109,22 +113,22 @@
   };
 
   Task(shared_ptr<Runnable> runnable) :
-    _runnable(runnable),
-    _state(WAITING) {}
+    runnable_(runnable),
+    state_(WAITING) {}
 
   ~Task() {}
 
   void run() {
-    if (_state == EXECUTING) {
-      _runnable->run();
-      _state = COMPLETE;
+    if (state_ == EXECUTING) {
+      runnable_->run();
+      state_ = COMPLETE;
     }
   }
 
  private:
-  shared_ptr<Runnable> _runnable;
+  shared_ptr<Runnable> runnable_;
   friend class ThreadManager::Worker;
-  STATE _state;
+  STATE state_;
 };
 
 class ThreadManager::Worker: public Runnable {
@@ -138,13 +142,15 @@
 
  public:
   Worker(ThreadManager::Impl* manager) : 
-    _manager(manager),
-    _state(UNINITIALIZED),
-    _idle(false) {}
+    manager_(manager),
+    state_(UNINITIALIZED),
+    idle_(false) {}
 
   ~Worker() {}
 
-  bool isActive() const { return _manager->_workerCount <= _manager->_workerMaxCount; }
+  bool isActive() const {
+    return manager_->workerCount_ <= manager_->workerMaxCount_;
+  }
 
   /**
    * Worker entry point
@@ -164,17 +170,17 @@
      * since that is what the manager blocks on for worker add/remove
      */
     {
-      Synchronized s(_manager->_monitor);
-      active = _manager->_workerCount < _manager->_workerMaxCount;
+      Synchronized s(manager_->monitor_);
+      active = manager_->workerCount_ < manager_->workerMaxCount_;
       if (active) {
-	_manager->_workerCount++;
-	notifyManager = _manager->_workerCount == _manager->_workerMaxCount;
+	manager_->workerCount_++;
+	notifyManager = manager_->workerCount_ == manager_->workerMaxCount_;
       }
     }
 
     if (notifyManager) {
-      Synchronized s(_manager->_workerMonitor);
-      _manager->_workerMonitor.notify();
+      Synchronized s(manager_->workerMonitor_);
+      manager_->workerMonitor_.notify();
       notifyManager = false;
     }
 
@@ -191,34 +197,34 @@
        * the manager will see it.
        */
       {
-        Synchronized s(_manager->_monitor);
+        Synchronized s(manager_->monitor_);
 	active = isActive();
-	while (active && _manager->_tasks.empty()) {
-          _manager->_idleCount++;
-	  _idle = true;
-          _manager->_monitor.wait();
+	while (active && manager_->tasks_.empty()) {
+          manager_->idleCount_++;
+	  idle_ = true;
+          manager_->monitor_.wait();
           active = isActive();
-	  _idle = false;
-          _manager->_idleCount--;
+	  idle_ = false;
+          manager_->idleCount_--;
 	}
 
 	if (active) {
-          if (!_manager->_tasks.empty()) {
-            task = _manager->_tasks.front();
-            _manager->_tasks.pop();
-            if (task->_state == ThreadManager::Task::WAITING) {
-              task->_state = ThreadManager::Task::EXECUTING;
+          if (!manager_->tasks_.empty()) {
+            task = manager_->tasks_.front();
+            manager_->tasks_.pop();
+            if (task->state_ == ThreadManager::Task::WAITING) {
+              task->state_ = ThreadManager::Task::EXECUTING;
 	    }
 	  }
 	} else {
-	  _idle = true;  
-	  _manager->_workerCount--;
-          notifyManager = _manager->_workerCount == _manager->_workerMaxCount;
+	  idle_ = true;  
+	  manager_->workerCount_--;
+          notifyManager = manager_->workerCount_ == manager_->workerMaxCount_;
 	}
       }
       
       if (task != NULL) {
-	if (task->_state == ThreadManager::Task::EXECUTING) {
+	if (task->state_ == ThreadManager::Task::EXECUTING) {
 	  try {
             task->run();
           } catch(...) {
@@ -229,10 +235,10 @@
     }
     
     {
-      Synchronized s(_manager->_workerMonitor);    
-      _manager->_deadWorkers.insert(this->thread());
+      Synchronized s(manager_->workerMonitor_);    
+      manager_->deadWorkers_.insert(this->thread());
       if (notifyManager) {
-        _manager->_workerMonitor.notify();
+        manager_->workerMonitor_.notify();
       }
     }
     
@@ -240,10 +246,10 @@
   }
   
   private:
-    ThreadManager::Impl* _manager;
+    ThreadManager::Impl* manager_;
     friend class ThreadManager::Impl;
-    STATE _state;
-    bool _idle;
+    STATE state_;
+    bool idle_;
 };
 
 
@@ -252,68 +258,68 @@
   for (size_t ix = 0; ix < value; ix++) {
     class ThreadManager::Worker;     
     shared_ptr<ThreadManager::Worker> worker = shared_ptr<ThreadManager::Worker>(new ThreadManager::Worker(this));
-    newThreads.insert(_threadFactory->newThread(worker));
+    newThreads.insert(threadFactory_->newThread(worker));
   }
 
   {
-    Synchronized s(_monitor);
-    _workerMaxCount+= value;
-    _workers.insert(newThreads.begin(), newThreads.end());
+    Synchronized s(monitor_);
+    workerMaxCount_ += value;
+    workers_.insert(newThreads.begin(), newThreads.end());
   }
   
   for (std::set<shared_ptr<Thread> >::iterator ix = newThreads.begin(); ix != newThreads.end(); ix++) {
     shared_ptr<ThreadManager::Worker> worker = dynamic_pointer_cast<ThreadManager::Worker, Runnable>((*ix)->runnable());
-    worker->_state = ThreadManager::Worker::STARTING;
+    worker->state_ = ThreadManager::Worker::STARTING;
     (*ix)->start();
   }
 
   {
-    Synchronized s(_workerMonitor); 
-    while (_workerCount != _workerMaxCount) {
-      _workerMonitor.wait();
+    Synchronized s(workerMonitor_); 
+    while (workerCount_ != workerMaxCount_) {
+      workerMonitor_.wait();
     }
   }
 }
 
 void ThreadManager::Impl::start() {
 
-  if (_state == ThreadManager::STOPPED) {
+  if (state_ == ThreadManager::STOPPED) {
     return;
   }
 
   {
-    Synchronized s(_monitor); 
-    if (_state == ThreadManager::UNINITIALIZED) {
-      if (_threadFactory == NULL) {
+    Synchronized s(monitor_); 
+    if (state_ == ThreadManager::UNINITIALIZED) {
+      if (threadFactory_ == NULL) {
         throw InvalidArgumentException();
       }
-      _state = ThreadManager::STARTED;
-      _monitor.notifyAll();
+      state_ = ThreadManager::STARTED;
+      monitor_.notifyAll();
     }
 
-    while (_state == STARTING) {
-      _monitor.wait();
+    while (state_ == STARTING) {
+      monitor_.wait();
     }
   }
 }
 
 void ThreadManager::Impl::stop() {
   bool doStop = false;
-  if (_state == ThreadManager::STOPPED) {
+  if (state_ == ThreadManager::STOPPED) {
     return;
   }
 
   {
-    Synchronized s(_monitor); 
-    if (!_state != ThreadManager::STOPPING && _state != ThreadManager::STOPPED) {
+    Synchronized s(monitor_); 
+    if (!state_ != ThreadManager::STOPPING && state_ != ThreadManager::STOPPED) {
       doStop = true;
-      _state = ThreadManager::STOPPING;
+      state_ = ThreadManager::STOPPING;
     }
   }
 
   if (doStop) {
-    removeWorker(_workerCount);
-    _state = ThreadManager::STOPPING;
+    removeWorker(workerCount_);
+    state_ = ThreadManager::STOPPING;
   }
 
   // XXX 
@@ -324,56 +330,56 @@
 void ThreadManager::Impl::removeWorker(size_t value) {
   std::set<shared_ptr<Thread> > removedThreads;
   {
-    Synchronized s(_monitor); 
-    if (value > _workerMaxCount) {
+    Synchronized s(monitor_); 
+    if (value > workerMaxCount_) {
       throw InvalidArgumentException();
     }
 
-    _workerMaxCount-= value;
+    workerMaxCount_ -= value;
 
-    if (_idleCount < value) {
-      for (size_t ix = 0; ix < _idleCount; ix++) {
-	_monitor.notify();
+    if (idleCount_ < value) {
+      for (size_t ix = 0; ix < idleCount_; ix++) {
+	monitor_.notify();
       }
     } else {
-      _monitor.notifyAll();
+      monitor_.notifyAll();
     }
   }
 
   {
-    Synchronized s(_workerMonitor); 
+    Synchronized s(workerMonitor_); 
 
-    while (_workerCount != _workerMaxCount) {
-      _workerMonitor.wait();
+    while (workerCount_ != workerMaxCount_) {
+      workerMonitor_.wait();
     }
 
-    for (std::set<shared_ptr<Thread> >::iterator ix = _deadWorkers.begin(); ix != _deadWorkers.end(); ix++) {
-      _workers.erase(*ix);
+    for (std::set<shared_ptr<Thread> >::iterator ix = deadWorkers_.begin(); ix != deadWorkers_.end(); ix++) {
+      workers_.erase(*ix);
     }
     
-    _deadWorkers.clear();
+    deadWorkers_.clear();
   }
 }
   
 void ThreadManager::Impl::add(shared_ptr<Runnable> value) {
-    Synchronized s(_monitor); 
+    Synchronized s(monitor_); 
 
-    if (_state != ThreadManager::STARTED) {
+    if (state_ != ThreadManager::STARTED) {
       throw IllegalStateException();
     }
 
-    _tasks.push(shared_ptr<ThreadManager::Task>(new ThreadManager::Task(value)));
+    tasks_.push(shared_ptr<ThreadManager::Task>(new ThreadManager::Task(value)));
 
     // If idle thread is available notify it, otherwise all worker threads are
     // running and will get around to this task in time.
-    if (_idleCount > 0) {
-      _monitor.notify();
+    if (idleCount_ > 0) {
+      monitor_.notify();
     }
   }
 
 void ThreadManager::Impl::remove(shared_ptr<Runnable> task) {
-  Synchronized s(_monitor); 
-  if (_state != ThreadManager::STARTED) {
+  Synchronized s(monitor_); 
+  if (state_ != ThreadManager::STARTED) {
     throw IllegalStateException();
   }
 }
@@ -382,19 +388,19 @@
 
 public:
   SimpleThreadManager(size_t workerCount=4) : 
-    _workerCount(workerCount),
-    _firstTime(true) {
+    workerCount_(workerCount),
+    firstTime_(true) {
   }
 
   void start() {
     ThreadManager::Impl::start();
-    addWorker(_workerCount);
+    addWorker(workerCount_);
   }
 
 private:
-  const size_t _workerCount;
-  bool _firstTime;
-  Monitor _monitor;
+  const size_t workerCount_;
+  bool firstTime_;
+  Monitor monitor_;
 };