将网络上图片复制到本地

package com.java.fengefu;

import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.Writer;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;

public class A {
    public void aa(){

        try {
            URL url = new URL("https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1490112942709&di=ba94365cbfb94370f9d4e4c2caffa6e1&imgtype=0&src=http%3A%2F%2Fimg4.duitang.com%2Fuploads%2Fitem%2F201606%2F27%2F20160627032356_FwKus.thumb.700_0.jpeg");
            URLConnection openConnection = url.openConnection();
            InputStream in = openConnection.getInputStream();
            OutputStream out = new FileOutputStream("c:/888.jpg");

            byte[] b = new byte[1024];
            int c;
            while((c=in.read(b))!=-1){
                out.write(b,0,c);
            }

        } catch (Exception e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }

    }

    public static void main(String[] args) {
        A a = new A();
        a.aa();
    }
}