javah 命令生成JNI头文件

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假设工程目录下有bin文件夹,bin存放编译好的class文件;
在bin目录下,

E:\eclipse\workspace\testjni\bin>javah -classpath . -jnicom.gnetis.tang.agent.ICMSAgent

然后在E:\eclipse\workspace\testjni\bin即可找到一个com.gnetis.tang.agent_jni_ICMSAgent.h头文件,生成成功!

 

java 文件

 

public class CMSException extends Exception{/** *  */private static final long serialVersionUID = 1L;public String codeID;public String msg;private String message;public CMSException(){}public CMSException(String msg){String[] strArr = msg.split("=", 2);this.message = msg;this.codeID = strArr[0];this.msg = strArr[1];}public String getMsg() {return msg;}public void setMsg(String msg) {this.msg = msg;}public String getCodeID() {return codeID;}public void setCodeID(String codeID) {this.codeID = codeID;}public String getMessage() {return message;}public void setMessage(String message) {this.message = message;}}

 

package com.gnetis.tang.agent;
package com.gnetis.tang.agent.excep;
import com.gnetis.tang.agent.excep.CMSException;/** *  *  JNI 本地调用方式*/public class ICMSAgent{ static {  try{   System.out.println("load cmsagent start!!!!!!!");   System.loadLibrary("cmsagent");   System.out.println("load cmsagent end!!!!!!!");  }catch(Exception e){   e.printStackTrace();   System.out.println("load cmsagnet lib failure!!!!!!");  } }  public ICMSAgent() {} // 初始化 public native int agentInit(); // 销毁 public native int agentDestroy(); // 向服务器请求关闭某种业务 public native int stopService(int site, int confID, int serviceType) throws CMSException;}public void test(){int confID = 88776655;int site = 1;// agent初始化agentInit();int ret;try{ret = stopService(site, confID,0x307);if (ret != 0){System.out.println("start conference without user");}}catch (Exception e){e.printStackTrace();}// agent销毁agentDestroy();}
	
				
		
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