jni 包 方法名 笔记

D:\JniCall\JniCall>javac com\shangpintechnology\sci\jni\NativeCall.java -d .\
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D:\JniCall\JniCall\com\shangpintechnology\sci\jni\NativeCall.class
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package com.shangpintechnology.sci.jni;//package declare not in dll

public class NativeCall {

static {  
     System.loadLibrary("JniCall");  
}
public native boolean initCOM();
public native boolean openCOM();
public native boolean readEPC();
public native byte[] revEPC();
public native boolean writeEPC(byte[] psw,byte[] epc);
public native boolean writeData(byte[]psw,byte[] data);
public native byte[] readData();
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D:\JniCall\JniCall>javah com.shangpintechnology.sci.jni.NativeCall
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D:\JniCall\JniCall\com_shangpintechnology_sci_jni_NativeCall.h
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easy.