java网络编程

Posted 2023-02-15 HarryFish

package java2;




import java.io.BufferedReader;
import java.io.DataOutputStream;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLEncoder;
import java.io.BufferedReader;  
import java.io.FileInputStream;  
import java.io.File;  
import java.net.HttpURLConnection;  
import java.net.URL;
import org.omg.CORBA.portable.InputStream;




public class Net
private static String ENCODE = "GBK";
public static final String GET_URL = "http://www.cngolon.com/request.action?key=j0r56u2";
public static void main(String[] args) throws IOException

long begintime = System.currentTimeMillis();
    URL url = new URL("https://ss2.baidu.com/6ONYsjip0QIZ8tyhnq/it/u=3174088766,1723506295&fm=80");
    HttpURLConnection urlcon = (HttpURLConnection)url.openConnection();
    urlcon.connect();         //获取连接
    java.io.InputStream is = urlcon.getInputStream();
    BufferedReader buffer = new BufferedReader(new InputStreamReader(is));
    StringBuffer bs = new StringBuffer();
    String l = null;
    while((l=buffer.readLine())!=null)
        bs.append(l).append("/n");
   
    System.out.println(bs.toString());
   
    System.out.println(" content-encode："+urlcon.getContentEncoding());
    System.out.println(" content-length："+urlcon.getContentLength());
    System.out.println(" content-type："+urlcon.getContentType());
    System.out.println(" date："+urlcon.getDate());    
    System.out.println("总共执行时间为："+(System.currentTimeMillis()-begintime)+"毫秒");