java_vm.h

C调用Java的一个例子程序

/* ^_^ 
 *
 *		Copyright (c) 2006 Hexin
 *
 *	Description:
 *			负责创建和销毁JVM
 *	Create:
 *		Date			  Time				Author
 *	------------------------------------------------
 *   2006-3-17           14:01:55			XiaoWei
 */

/* ^_^ 
 *	 Location : 
 *	 File     : JAVA_VM.h
 *	 Version  : 1.0.0.0
 *	 Note     : 
 */
#if !defined(__JAVA_VM_H__)
#define		__JAVA_VM_H__
#pragma warning(disable:4786)
#include <map>
#include <vector>
#include "JNI_Object.h"
#include "JAVA_Debug.h"
#include <string>
#include "JAVA_Class.h"
class JAVA_VM  
{
public:
	static JAVA_VM*	getInstance();

	typedef    std::map<long,JNI_Env*>  _ID2Env;
	typedef		_ID2Env::iterator		_ID2EnvIt;

	typedef		std::map<std_string,JAVA_Class>		_ClassMap;
	typedef		_ClassMap::iterator					_ClassMapIt;

	typedef		std::vector<std_string>			_StrVec;
	typedef		_StrVec::iterator					_StrVecIt;
public:	
	void		endSubThread();
	JNI_Env *	startSubThread();
	~JAVA_VM();
	bool				startVM(long _Ver = JNI_VERSION_1_4);
	bool				endVM();
	JNI_VM *			getVM()const;
	JNI_Env*			getEnv();
	bool				loadjarLibrary(const char * _lpFile);
	
	bool  				getClassForNew(const char* _lpClassSig,JAVA_Class& _class);
private:
	JAVA_VM();
	JNI_Env*			m_lpMainEnv;	
	JNI_VM*				m_lpVM;
	std_string			m_jar;
	std_string			m_strOldClassPath;
	_ID2Env				m_EnvMap;
	long				m_MainThreadID;

private:	

	_ClassMap		m_ClassMap;

	_StrVec         m_StrVec;
private://disable
	void			__getPathEnv();
	std_string		__getJarPathByFileName(const char* __lpJarFile);
	std_string		__getJarPath(const char* __lpJarFile);
	bool			__isFileExist(const char* __lpFileName);
	JAVA_VM(const JAVA_VM&);
	JAVA_VM& operator=(const JAVA_VM&);
};

#endif // !defined(__JAVA_VM_H__)