package?exercise2;
//200532580182?pengxu

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

public?class?ModifiedClient?{
??//the?client?socket?used?to?connect?to?server
	private?Socket?clientSocket;
	//read?the?user?input?from?keyboard
	BufferedReader?inFromKeyBoard;
	//get?the?information?response?by?the?server
	BufferedReader?inFromServer;
	//send?the?user?input?to?the?sever?
	DataOutputStream?outToServer;
	public?ModifiedClient（）{
		
		this.clientSocket=null;
	}
	
	//connect?to?the?server?
	public?void?connect（String?hostint?port）{
		try{
			this.clientSocket=new?Socket（hostport）;
			//read?from?keyboard
			this.inFromKeyBoard=new?BufferedReader
			???????????????????（new?InputStreamReader（System.in））;
			//read?from?the?client?socket
			this.inFromServer=new?BufferedReader
			???????????????????（new?InputStreamReader（clientSocket.getInputStream（）））;
			//output?to?server?socket
			this.outToServer=new?DataOutputStream
			???????????????????（clientSocket.getOutputStream（）?）;
		}catch（Exception?e）{
			e.printStackTrace（）;
		}
	}
	public?void?close（）{
		try{
			//close?the?socket
			this.clientSocket.close（）;
		}catch（Exception?e）{
			e.printStackTrace（）;
		}
	}
	
	public?static?void?main（String?[]?args）?throws?Exception{
		if（args.length!=1）{
			System.out.println（“Usage:?Client?“）;
			System.exit（0）;
		}
		else{
			try{
				double?sendBytes;
				double?recieveBytes;
			final?int?port=80;
			ModifiedClient?client=new?ModifiedClient（）;
			//connnect?to?the?user?defined?host（argv[0]）?use?port?80
			client.connect（args[0]?port）;
			System.out.println（args[0]?+?“?is?listening?to?you?request:“）;
			//read?the?user?input?from?keyboard?assign?to?s
			String?s=client.inFromKeyBoard.readLine（）;
			s+=“\r\n“?+?“\r\n“;
		
			//send?s?to?server
			client.outToServer.writeBytes（s）;
			//get??the?sendBytes
			sendBytes=s.length（）;
			//get?the?response?header?and?show?to?the?user
			String?file=““;
			String?temp=file;
			int?i=0;
			boolean?flag=true;
			for（int?j=0;?flag&&（（j=client.inFromServer.read（））!=-1）;）{
				switch（j）
	????????????{
	????????????case?13:?//?‘\r‘
	????????????????break;

	????????????case?10:?//?‘\n‘
	????????????????if（j?==?i）
	????????????????{
	????????????????????flag?=?false;
	????????????????}?else
	????????????????{
	????????????????????i?=?j;
	????????????????????file+=“\r\n“;
	????????????????}
	????????????????break;

	????????????default:
	????????????????i?=?j;
	????????????file+=（char）j;
	????????????????break;
	????????????}
			}
			System.out.println（“Header:“）;
			System.out.println（““）;
			System.out.println（file）;
			//get?the?recieveBytes
			recieveBytes=file.length（）;
			file=““;
			temp=client.inFromServer.readLine（）;
			//get?the?response?context
			while（temp!=null）{
				
				file=file?+?“\r\n“+temp;
				temp=client.inFromServer.readLine（）;
			}
??????????//?save?the?response?text?to?a?file
			System.ou

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????3476??2010-03-21?23:27??Modified---Client.java

?????文件??????14577??2010-03-21?23:25??ssd8+===+exam3.rar

?????文件???????9585??2010-03-21?23:28??ssd8+EXAM1+選擇題---+Multiple-Choice.txt

?????文件??????10388??2010-03-21?23:24??ssd8+---exercise1.rar

?????文件?????139016??2010-03-21?23:16??SSD8-==-=-Exam3.rar

?????文件??????10194??2010-03-21?23:18??SSD8=-=-Exercise1.rar

?????文件???????4697??2010-03-21?23:30??ssd8---E1.rar

?????文件??????21455??2010-03-21?23:25??ssd8---exam3.rar

?????文件??????21726??2010-03-21?23:23??ssd8----exam3.rar

?????文件???????7603??2010-03-21?23:21??ssd8----exam11.txt

?????文件???????3563??2010-03-21?23:20??ssd8--exercise4.rar

?????文件???????8670??2010-03-21?23:16??ssd8---exercise1.rar

?????文件???????4169??2010-03-21?23:17??ssd8---exercise2.rar

?????文件???????4447??2010-03-21?23:19??ssd8----exercise5.rar

?????文件???????8691??2010-03-21?23:26??WebProxyServer0000.java

?????文件?????389895??2010-04-11?19:29??choice.txt

-----------?---------??----------?-----??----

???????????????662152????????????????????16