获取URL内容

package spring;

import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.net.URLConnection;

public class TestURL {

    public static void main(String[] args) throws Exception {

        System.out.println(inputStream2String(getURLInputStream("http://www.baidu.com")));
    }

    /*
     * 获取URL内容
     * */
    public static InputStream getURLInputStream(String site) throws Exception{
        final URL url = new URL(site);
        URLConnection con = url.openConnection();
        con.setUseCaches(false);
        InputStream stream = con.getInputStream();
        return stream;
    }
    public static   String   inputStream2String   (InputStream   in)   throws   IOException   { 
        StringBuffer   out   =   new   StringBuffer(); 
        byte[]   b   =   new   byte[4096]; 
        for   (int   n;   (n   =   in.read(b))   !=   -1;)   { 
                out.append(new   String(b,   0,   n)); 
        } 
        return   out.toString(); 
} 

}