thread.h

来自「oracle下调用数据泵接口进行远程数据导出和导入（数据恢复）的CORBA服务」· C头文件 代码 · 共 111 行

#ifndef MTLTHREAD_H_
#define MTLTHREAD_H_

#ifdef __UNIX__
#include <pthread.h>
#endif

#ifdef _WIN32
#include <windows.h>
#endif

class Thread_T
{
private:
	#ifdef _WIN32
	HANDLE m_threadHandle;
	DWORD threadID;
	#endif
	
	#ifdef __UNIX__
	pthread_t threadID;
	#endif

	bool live;
	bool hasJoined;
public:
	Thread_T():live(false),hasJoined(false){};
	
	//return thread ID
	#ifdef _WIN32
		DWORD getID() const;
	#endif

	#ifdef __UNIX__
	pthread_t getID() const;
	#endif
	
	//create and start the thread
	void start();
	
	//let the caller wait for syncronization
	void join();
	
	//stop the thread
	void stop();
	
	//return true is thread is running or wait
	//else return false
	bool isAlive() const;
	
	//when run return , set the Thread live state to be false
	void setDead();
	
	//the function that will run in thread
	virtual void run() = 0;
	
	virtual ~Thread_T();
};

template <class T> class ThreadHandleT;
typedef ThreadHandleT<Thread_T> ThreadHandle;


//this function will be executed in thread
//the arg is an object of MTLThread including derived object
#ifdef __UNIX__
void* thread_routine(void* arg);
#endif 

#ifdef _WIN32
DWORD WINAPI thread_routine(LPVOID arg);
#endif

template <class T>
class ThreadHandleT
{
private:
	T* m_ptr;
public:
	ThreadHandleT(T* ptr = 0):m_ptr(ptr){};
	
	ThreadHandleT<T>& operator=(T* rhs)
	{
		if (rhs != NULL)
		{
			delete m_ptr;
		}
		m_ptr = rhs;
		return *this;
	}
	
    	bool operator!() const { return m_ptr == 0; }
    	operator bool() const { return m_ptr != 0; }
	
    	T* operator->() const { return m_ptr; }
    	T* get() const { return m_ptr; }
    	T& operator*() { return *m_ptr; }
    	
    	virtual ~ThreadHandleT()
    	{
    		if (m_ptr == NULL)
    			return;
    		delete m_ptr;
    	}
	
};



#endif