java实现httpclient2

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.DefaultHttpClient;

public class TTT
{

	/**
	 * @param args
	 * @throws IOException 
	 * @throws ClientProtocolException 
	 */
	public static void main(String[] args) throws ClientProtocolException, IOException
	{
		// 创建HttpClient实例   
	    HttpClient httpclient = new DefaultHttpClient();
	    // 创建Get方法实例   
        HttpGet httpgets = new HttpGet("http://127.0.0.1/testhttp.php?username=yonghuming");  
        HttpResponse response = httpclient.execute(httpgets);  
        HttpEntity entity = response.getEntity();  
        if (entity != null) {  
            InputStream instreams = entity.getContent();  
            String str = convertStreamToString(instreams);
            System.out.println("Do something"); 
            System.out.println(str);
            // Do not need the rest  
            httpgets.abort();  
        }
	}
	
	public static String convertStreamToString(InputStream is) {    
        BufferedReader reader = new BufferedReader(new InputStreamReader(is));    
        StringBuilder sb = new StringBuilder();    
     
        String line = null;    
        try {    
            while ((line = reader.readLine()) != null) {
                sb.append(line + "
");    
            }    
        } catch (IOException e) {    
            e.printStackTrace();    
        } finally {    
            try {    
                is.close();    
            } catch (IOException e) {    
               e.printStackTrace();    
            }    
        }    
        return sb.toString();    
    }

}