HttpClient获得内容写到文件

package com;
 

 import java.io.FileNotFoundException;
 
 import java.io.FileOutputStream;
 
 import java.io.IOException;
 
 import java.io.InputStream;
 

 import org.apache.commons.httpclient.HttpClient;
 
 import org.apache.commons.httpclient.HttpException;
 
 import org.apache.commons.httpclient.HttpStatus;
 
 import org.apache.commons.httpclient.methods.GetMethod;
 

 public class HttpClientToIOFile {
 

  
  
   
 public static void main(String[] args) throws FileNotFoundException {
 
  
  
   
  
  
   
 HttpClient client = new HttpClient();
 
  
  
   
  
  
   
 GetMethod method = new GetMethod("http://www.baidu.com");
 
  
  
   
  
  
   
 InputStream is = null;
 
  
  
   
  
  
   
 StringBuilder sb = new StringBuilder();
 
  
  
   
  
  
   
 //http.txt 不存在 自动创建
 
  
  
   
  
  
   
 FileOutputStream fo = new FileOutputStream("R:\\http2.txt", true);
 

  
  
   
  
  
   
 try {
 
  
  
   
  
  
   
  
  
   
 int code = client.executeMethod(method);
 
  
  
   
  
  
   
  
  
   
 if (code == HttpStatus.SC_OK) {
 
  
  
   
  
  
   
  
  
   
  
  
   
 System.out.println("SUCCESS:" + code);
 
  
  
   
  
  
   
  
  
   
  
  
   
 is = method.getResponseBodyAsStream();
 
  
  
   
  
  
   
  
  
   
  
  
   
 int len = 0;
 
  
  
   
  
  
   
  
  
   
  
  
   
 byte[] buf = new byte[1024];
 
  
  
   
  
  
   
  
  
   
  
  
   
 while ((len = is.read(buf)) > 0) {
 
  
  
   
  
  
   
  
  
   
  
  
   
  
  
   
 sb.append(new String(buf, 0, len));
 
  
  
   
  
  
   
  
  
   
  
  
   
  
  
   
 fo.write(sb.toString().getBytes());
 
  
  
   
  
  
   
  
  
   
  
  
   
 }
 
  
  
   
  
  
   
  
  
   
  
  
   
 System.out.println(sb.toString());
 
  
  
   
  
  
   
  
  
   
 } else {
 
  
  
   
  
  
   
  
  
   
  
  
   
 System.out.println("ERROR:" + code);
 
  
  
   
  
  
   
  
  
   
 }
 
  
  
   
  
  
   
 } catch (HttpException e) {
 
  
  
   
  
  
   
  
  
   
 // TODO Auto-generated catch block
 
  
  
   
  
  
   
  
  
   
 e.printStackTrace();
 
  
  
   
  
  
   
 } catch (IOException e) {
 
  
  
   
  
  
   
  
  
   
 // TODO Auto-generated catch block
 
  
  
   
  
  
   
  
  
   
 e.printStackTrace();
 
  
  
   
  
  
   
 } finally {
 
  
  
   
  
  
   
  
  
   
 method.releaseConnection();
 
  
  
   
  
  
   
  
  
   
 try {
 
  
  
   
  
  
   
  
  
   
  
  
   
 if (is != null) {
 
  
  
   
  
  
   
  
  
   
  
  
   
  
  
   
 is.close();
 
  
  
   
  
  
   
  
  
   
  
  
   
 }
 
  
  
   
  
  
   
  
  
   
  
  
   
 if(fo!=null){
 
  
  
   
  
  
   
  
  
   
  
  
   
  
  
   
 fo.close();
 
  
  
   
  
  
   
  
  
   
  
  
   
 }
 
  
  
   
  
  
   
  
  
   
 } catch (IOException e) {
 
  
  
   
  
  
   
  
  
   
  
  
   
 // TODO Auto-generated catch block
 
  
  
   
  
  
   
  
  
   
  
  
   
 e.printStackTrace();
 
  
  
   
  
  
   
  
  
   
 }
 
  
  
   
  
  
   
 }
 

  
  
   
 }
 

 }