httpclient 读取URL数据

import java.io.IOException;

import org.apache.commons.httpclient.DefaultHttpMethodRetryHandler;
import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpException;
import org.apache.commons.httpclient.HttpStatus;
import org.apache.commons.httpclient.NameValuePair;
import org.apache.commons.httpclient.methods.GetMethod;
import org.apache.commons.httpclient.params.HttpMethodParams;


public class h2 {

	/**
	 * @param args
	 * @throws IOException 
	 * @throws HttpException 
	 */
	public static void main(String[] args) throws HttpException, IOException 
	{
		 // TODO Auto-generated method stub
		 System.setProperty( "org.apache.commons.logging.Log", "org.apache.commons.logging.impl.NoOpLog" );
		
		 HttpClient httpClient = new HttpClient();
		 //创建GET方法的实例
		   GetMethod getMethod = new GetMethod("http://www.dianping.com/search/category/1/10/g0r0");
		  
		  //使用系统提供的默认的恢复策略
		  getMethod.getParams().setParameter(HttpMethodParams.RETRY_HANDLER, new DefaultHttpMethodRetryHandler());
		 //模拟浏览器
		  getMethod.setRequestHeader( "User-Agent", "ie"); 
		  
		  int statusCode = httpClient.executeMethod(getMethod);
		   if (statusCode != HttpStatus.SC_OK) 
		   {
		    System.err.println("Method failed: "+ getMethod.getStatusLine());		      
		   }
		   //读取内容 
		  // byte[] responseBody = getMethod.getResponseBody();
		   //处理内容
		  // System.out.println(new String(responseBody));
		   System.out.println(getMethod.getResponseBodyAsString());
		
	}

}