Java擷取url網頁源碼,Java的URL來下載下傳網頁源碼

标簽：

import java.io.BufferedInputStream;

import java.io.BufferedReader;

import java.io.IOException;

import java.io.InputStream;

import java.io.Reader;

import java.net.MalformedURLException;

import java.net.URL;

import java.net.URLConnection;

@SuppressWarnings("unused")

public class Test {

//用URL 下載下傳網頁的源碼

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

URL url = new URL("http://www.cnblogs.com/goodboy-heyang/p/5255818.html?from=timeline&isappinstalled=0");

URLConnection con  = url.openConnection();

InputStream in = con.getInputStream();

BufferedInputStream bin = new BufferedInputStream(in);

byte[] buffer = new byte[1024];

int len = 0;

StringBuilder builder = new StringBuilder();

while(-1 != (len = bin.read(buffer))){

builder.append(new String(buffer,0,len));

}

System.out.println(builder);

}

}

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