package demo5;

import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.Arrays;

public class demo6 {
    public static void main(String[] args) throws IOException {
        //读取文件
        FileInputStream fis = new FileInputStream("/Users/wanggang/Desktop/java/src/demo5/1.jpg");
        FileOutputStream fos = new FileOutputStream("/Users/wanggang/Desktop/java/src/demo5/2.jpg");
//        int len = 0;
//        while ((len=fis.read())!=-1){
//            fos.write(len);
//
//        }
//        fos.close();
//        fis.close();
        byte[] bytes = new byte[1024];
        int len = 0;
        while ((len=fis.read())!=-1){
            fos.write(bytes,0,len);
        }
    }
}