import java.io.*; 
import java.net.*; 

//一個簡單的從服務器取回一個HTML頁面的程序  
public class SimpleWebClient{ 
	public static void main(String args[]) { 
		try{//打開一個客戶端socket連接 
			Socket clientSocket=new Socket("127.0.0.1",8080); 
			System.out.println("Client: " + clientSocket); 
			//取得一個網頁 
			getPage(clientSocket); 
		} catch(UnknownHostException uhe) { 
			System.out.println("UnknownHostException:"+uhe); 
		} catch (IOException ioe) { 
			System.err.println("IOException: " + ioe); 
		} 
	} 
	/** 
	*通過建立的連接請求一個頁面,顯示回應然后關閉socket 
	*/ 
	public static void getPage(Socket clientSocket) { 
		try { //需要輸入和輸出流 
			DataOutputStream outbound=new DataOutputStream( 
			clientSocket.getOutputStream()); 
			DataInputStream inbound =new DataInputStream( 
			clientSocket.getInputStream() ); 
			//向服務器發出HTTP請求 
			outbound.writeBytes("GET /HTTP/1.0\r\n\r\n"); 
			//讀出回應 
			String responseLine; 
			while((responseLine=inbound.readLine())!=null) { 
				//把每一行顯示出來 
				System.out.println(responseLine);
				if(responseLine.indexOf("")!=-1) 
					break; 
			} 
			//清除
			outbound.close(); 
			inbound.close(); 
			clientSocket.close(); 
		} catch(IOException ioe) { 
			System.out.println("IOException:"+ioe); 
		} 
	} 
}