client.java

来自「java课件 java课件 java课件 java课件」· Java 代码 · 共 30 行

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

public class Client{
  public static void  main(String[]args){
    try{
      Socket connectToServer = new Socket("localhost",8000);
      DataInputStream isFromServer = new DataInputStream(
      	connectToServer.getInputStream());
      DataOutputStream osToServer = new DataOutputStream(
      	connectToServer.getOutputStream());
      	
      while(true){      
        System.out.print("Please input a radius:"); 
        Scanner sc = new Scanner(System.in);
        double radius = sc.nextDouble();
        
        osToServer.writeDouble(radius);
        osToServer.flush();
        double area = isFromServer.readDouble();
        System.out.println("Area received from server:"+area);
      }
      	
    }catch(IOException ex){
      System.err.println(ex);
    }
  }
}