HttpClient使用GET方式通过代理服务器读取页面的例子

 

import java.io.BufferedReader;
import java.io.InputStreamReader;
import org.apache.http.HttpEntity;
import org.apache.http.HttpHost;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.conn.params.ConnRoutePNames;
import org.apache.http.impl.client.DefaultHttpClient;

/**
* HttpClient使用GET方式通过代理服务器读取页面的例子。
*
* @author JAVA世纪网(java2000.net, laozizhu.com)
*/
public class HttpClientGet {
public static void main(String[] args) throws Exception {
    DefaultHttpClient httpclient = new DefaultHttpClient();
    // 访问的目标站点，端口和协议
    HttpHost targetHost = new HttpHost("www.0538qc.com");
    // 代理的设置
    HttpHost proxy = new HttpHost("10.60.8.20", 8080);
    httpclient.getParams().setParameter(ConnRoutePNames.DEFAULT_PROXY, proxy);
    // 目标地址
    HttpGet httpget = new HttpGet("/");
    System.out.println("目标: " + targetHost);
    System.out.println("请求: " + httpget.getRequestLine());
    // 执行
    HttpResponse response = httpclient.execute(targetHost, httpget);
    HttpEntity entity = response.getEntity();
    System.out.println("----------------------------------------");
    System.out.println(response.getStatusLine());
    if (entity != null) {
      System.out.println("Response content length: " + entity.getContentLength());
    }
    // 显示结果
    BufferedReader reader = new BufferedReader(new InputStreamReader(entity.getContent(), "UTF-8"));
    String line = null;
    while ((line = reader.readLine()) != null) {
      System.out.println(line);
    }
    if (entity != null) {
      entity.consumeContent();
    }
}
}