java µ÷ÓÃdllÎļþ

//1.´´½¨testdll.javaÎļþ
public class testdll
{
static
{
System.loadLibrary("goodluck");
}
public native static int get();
public native static void set(int i);
public static void main(String[] args)
{
testdll test = new testdll();
test.set(10);
System.out.println(test.get());
}
}
//2.javac testdll.java
//3.javap testdll
//4.´´½¨Ò»¸ö¼òµ¥µÄVC DLLÏîÄ¿
//5.¼ÓÈëÀà·¾¶(C:\Program Files\Java\jdk1.6.0_02\include£¬C:\Program Files\Java\jdk1.6.0_02\include\win32)µ½/tool/dectionary/ ÏÂ
//6.½«testdll.hÎļþadd file to folder
//7.ÔÚ½«#include "testdll.h"¿½±´µ½StdAfx.h ÎļþµÄ×îºóÒ»ÐÐ
//8.ÔÚtestdll.cppÎļþµÄ×îºóÒ»ÐмÓÈë
int i = 0;
JNIEXPORT jint JNICALL Java_testdll_get (JNIEnv *, jclass)
{
return i;
}
JNIEXPORT void JNICALL Java_testdll_set (JNIEnv *, jclass, jint j)
{
i = j+1;
}
//builder all
//½«Éú³ÉµÄ testdll.dllÎļþ·ÅÔÚ¸Õ¸ÕÉú³ÉµÄclassÎļþͬһ¼¶Ä¿Â¼
//java testdll ¾Í¿ÉÒÔ¿´µ½½á¹ûÁË