如何在JAVA中调用windows API 怎样在java中调用windows的api函数
\u5982\u4f55\u7528java\u8c03\u7528windows\u7cfb\u7edfAPI\uff1fJava Native Interface
\u901a\u8fc7JNI\u63a5\u53e3\uff0c\u53ef\u4ee5\u4f7fJava\u7a0b\u5e8f\u8c03\u7528\u5176\u4ed6\u8bed\u8a00\u7684\u7684\u51fd\u6570\u3002
\u4f46\u662f\u4f7f\u7528JNI\u7684Java\u7a0b\u5e8f\uff0c\u5c31\u5931\u53bb\u4e86\u53ef\u79fb\u690d\u6027\u3002
\u53ef\u4ee5\u8fd9\u4e48\u5199\uff1a
class HelloWorld {
public native void displayHelloWorld();
static {
System.loadLibrary("hello");
}
public static void main(String[] args) {
new HelloWorld().displayHelloWorld();
}
}
HelloWorldImp.c.
#include
#include "HelloWorld.h"
#include
JNIEXPORT void JNICALL
Java_HelloWorld_displayHelloWorld(JNIEnv *env, jobject obj)
{
printf("Hello world!\n");
return;
}
\u901a\u8fc7JNI\u63a5\u53e3\uff0c\u53ef\u4ee5\u4f7fJava\u7a0b\u5e8f\u8c03\u7528\u5176\u4ed6\u8bed\u8a00\u7684\u7684\u51fd\u6570\u3002\u4f46\u662f\u4f7f\u7528JNI\u7684Java\u7a0b\u5e8f\uff0c\u5c31\u5931\u53bb\u4e86\u53ef\u79fb\u690d\u6027\u3002
要调用Windows的API需要使用JNI技术绛旓細Java Native Interface 閫氳繃JNI鎺ュ彛锛屽彲浠ヤ娇Java绋嬪簭璋冪敤鍏朵粬璇█鐨勭殑鍑芥暟銆備絾鏄娇鐢↗NI鐨凧ava绋嬪簭锛屽氨澶卞幓浜嗗彲绉绘鎬с傚彲浠ヨ繖涔堝啓锛歝lass HelloWorld { public native void displayHelloWorld();static { System.loadLibrary("hello");} public static void main(String[] ...
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