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ObjectServer.java
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executable file
·132 lines (97 loc) · 2.55 KB
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package threads;
import java.io.*;
import java.net.*;
import java.util.ArrayList;
public class ObjectServer implements CommandLineListener {
ArrayList<ClientHandler> clientHandlers;
private boolean running = false;
final int TIME_OUT = 1000;
public class ClientHandler implements Runnable {
ObjectInputStream objInputStream;
ObjectOutputStream objOutputStream;
SocketAddress address;
Socket clientSocket;
public ClientHandler(Socket sckt) {
clientSocket = sckt;
address = clientSocket.getRemoteSocketAddress();
}
public void close() {
try {
System.out.println("Closing connection to " + address);
objInputStream.close();
objOutputStream.close();
} catch (IOException e) {
}
}
public void run() {
try {
objInputStream = new ObjectInputStream(clientSocket
.getInputStream());
objOutputStream = new ObjectOutputStream(clientSocket
.getOutputStream());
boolean running = true;
while (running) {
Object obj = objInputStream.readObject();
System.out.println("Object received from "
+ clientSocket.getRemoteSocketAddress());
tellEveryone(obj, this);
}
} catch (EOFException e) {
} catch (IOException e) {
} catch (ClassNotFoundException e) {
}
}
}
public void go() {
clientHandlers = new ArrayList<ClientHandler>();
try {
ServerSocket serverSock = new ServerSocket(5000);
serverSock.setSoTimeout(TIME_OUT);
running = true;
while (running) {
try {
Socket clientSocket = serverSock.accept();
System.out.println("Connected to "
+ clientSocket.getRemoteSocketAddress());
ClientHandler ch = new ClientHandler(clientSocket);
clientHandlers.add(ch);
new Thread(ch).start();
} catch (SocketTimeoutException e) {
}
}
serverSock.close();
} catch (IOException e) {
e.printStackTrace();
}
}
public void close() {
running = false;
for (ClientHandler ch : clientHandlers) {
ch.close();
}
}
public void userIn(String s) {
if (s.equalsIgnoreCase(".close"))
close();
}
public void tellEveryone(Object object, ClientHandler sender) {
for (ClientHandler handler : clientHandlers) {
if (handler != sender) {
ObjectOutputStream oos = handler.objOutputStream;
try {
oos.writeObject(object);
oos.flush();
} catch (SocketException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
public static void main(String[] args) {
ObjectServer server = new ObjectServer();
new UserIn(server);
server.go();
}
}