讲解留学生client Java、client Java解析、讲解Java编程

package client;
import java.io.*;
import java.net.*;
class client{
public static void main(String argv[]) throws Exception
{
String sentence;
String modifiedSentence;
BufferedReader inFromUser =
new BufferedReader(new InputStreamReader(System.in));
Socket clientSocket = new Socket("localhost",6789);//h
DataOutputStream utToServer =
new DataOutputStream(clientSocket.getOutputStream());
BufferedReader inFromServer =
new BufferedReader(new InputStreamReader(
clientSocket.getInputStream()));
sentence = "abc";
outToServer.writeBytes(sentence + '\n');
while (true){
modifiedSentence = inFromServer.readLine();
if(modifiedSentence.equals("end")){
break;
}
System.out.println("："+modifiedSentence);
}
System.out.println("Please Enter File Name:");
// sentence = inFromUser.readLine();
// outToServer.writeBytes(sentence + '\n');
outToServer.writeBytes("abc.txt" + '\n');
modifiedSentence = inFromServer.readLine();
System.out.println("FROM SERVER:"+modifiedSentence);
clientSocket.close();
}
}