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Nicol Radwan 2020-01-02 17:00:46 +00:00
parent 3e8b7b11d4
commit 8a5aa08c85

84
Client.java Normal file
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import java.net.*;
import java.io.*;
public class Client
{
public static void main(String args[])
{
//pobranie i sprawdzenie otrzymanych argument闚
if (args.length < 2){
System.out.println("Wywo豉nie programu: Client host port");
System.exit(-1);
}
String host = args[0];
int port = 0;
try{
port = Integer.valueOf(args[1]);
}
catch(NumberFormatException e){
System.out.println("Nieprawid這wy argument: port");
System.exit(-1);
}
//Inicjalizacja gniazda klienckiego
Socket clientSocket = null;
try{
clientSocket = new Socket(host, port);
}
catch(UnknownHostException e){
System.out.println("Nieznany host.");
System.exit(-1);
}
catch(ConnectException e){
System.out.println("Po章czenie odrzucone.");
System.exit(-1);
}
catch(IOException e){
System.out.println("B章d wej𦣇ia-wyj𦣇ia: " + e);
System.exit(-1);
}
System.out.println("Po章czono z " + clientSocket);
//Deklaracje zmiennych strumieniowych
String line = null;
BufferedReader brSockInp = null;
BufferedReader brLocalInp = null;
DataOutputStream out = null;
//Utworzenie strumieni
try{
out = new DataOutputStream(clientSocket.getOutputStream());
brSockInp = new BufferedReader(
new InputStreamReader(
clientSocket.getInputStream()));
brLocalInp = new BufferedReader(
new InputStreamReader(System.in));
}
catch(IOException e){
System.out.println("B章d przy tworzeniu strumieni: " + e);
System.exit(-1);
}
//P皻la g堯wna klienta
while(true){
try{
line = brLocalInp.readLine();
if(line != null){
System.out.println("Wysy豉m: " + line);
out.writeBytes(line + '\n');
out.flush();
}
if(line == null || "quit".equals(line)){
System.out.println("Ko鎍zenie pracy...");
clientSocket.close();
System.exit(0);
}
brSockInp.readLine();
System.out.println("Otrzymano: " + line);
}
catch(IOException e){
System.out.println("B章d wej𦣇ia-wyj𦣇ia: " + e);
System.exit(-1);
}
}
}
}