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implement server start from client

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This commit is contained in:
Luca Puderbach 2024-10-13 21:02:20 +02:00
parent fc22ae1819
commit b8cd71120f
5 changed files with 227 additions and 10 deletions
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37
Projekte/battleship/client/src/main/java/pp/battleship/client/NetworkDialog.java
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@ -7,20 +7,22 @@
package pp.battleship.client;
import com.simsilica.lemur.Container;
import com.simsilica.lemur.Label;
import com.simsilica.lemur.TextField;
import com.simsilica.lemur.component.SpringGridLayout;
import pp.dialog.Dialog;
import pp.dialog.DialogBuilder;
import pp.dialog.SimpleDialog;
import java.lang.System.Logger;
import java.lang.System.Logger.Level;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;
import com.simsilica.lemur.Checkbox;
import com.simsilica.lemur.Container;
import com.simsilica.lemur.Label;
import com.simsilica.lemur.TextField;
import com.simsilica.lemur.component.SpringGridLayout;
import static pp.battleship.Resources.lookup;
import pp.battleship.client.server.BattleshipSelfStart;
import pp.dialog.Dialog;
import pp.dialog.DialogBuilder;
import pp.dialog.SimpleDialog;
/**
* Represents a dialog for setting up a network connection in the Battleship game.
@ -28,8 +30,8 @@ import static pp.battleship.Resources.lookup;
*/
class NetworkDialog extends SimpleDialog {
private static final Logger LOGGER = System.getLogger(NetworkDialog.class.getName());
private static final String LOCALHOST = "localhost"; //NON-NLS
private static final String DEFAULT_PORT = "1234"; //NON-NLS
private static final String LOCALHOST = "localhorst"; //NON-NLS
private static final String DEFAULT_PORT = "4321"; //NON-NLS
private final NetworkSupport network;
private final TextField host = new TextField(LOCALHOST);
private final TextField port = new TextField(DEFAULT_PORT);
@ -37,6 +39,7 @@ class NetworkDialog extends SimpleDialog {
private int portNumber;
private Future<Object> connectionFuture;
private Dialog progressDialog;
private static final Checkbox ServerStart = new Checkbox(lookup("server.start"));
/**
* Constructs a new NetworkDialog.
@ -56,6 +59,7 @@ class NetworkDialog extends SimpleDialog {
input.addChild(host, 1);
input.addChild(new Label(lookup("port.number") + ": "));
input.addChild(port, 1);
input.addChild(ServerStart).addClickCommands(s -> ifTopDialog(this::startClientServer));
DialogBuilder.simple(app.getDialogManager())
.setTitle(lookup("server.dialog"))
@ -150,4 +154,17 @@ class NetworkDialog extends SimpleDialog {
network.getApp().errorDialog(lookup("server.connection.failed"));
network.getApp().setInfoText(e.getLocalizedMessage());
}
private void startClientServer() {
ServerStart.setEnabled(false);
Thread serverThread = new Thread(() -> {
try {
BattleshipSelfStart.main(null);
} catch (Exception e) {
ServerStart.setEnabled(true);
LOGGER.log(Level.ERROR, "Server could not be started", e);
network.getApp().errorDialog("Could not start server: " + e.getMessage());
}
});
serverThread.start();
}
}

179
Projekte/battleship/client/src/main/java/pp/battleship/client/server/BattleshipSelfStart.java Normal file
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@ -0,0 +1,179 @@
////////////////////////////////////////
// Programming project code
// UniBw M, 2022, 2023, 2024
// www.unibw.de/inf2
// (c) Mark Minas (mark.minas@unibw.de)
////////////////////////////////////////
package pp.battleship.client.server;
import com.jme3.network.ConnectionListener;
import com.jme3.network.HostedConnection;
import com.jme3.network.Message;
import com.jme3.network.MessageListener;
import com.jme3.network.Network;
import com.jme3.network.Server;
import com.jme3.network.serializing.Serializer;
import pp.battleship.BattleshipConfig;
import pp.battleship.game.server.Player;
import pp.battleship.game.server.ServerGameLogic;
import pp.battleship.game.server.ServerSender;
import pp.battleship.message.client.ClientMessage;
import pp.battleship.message.client.MapMessage;
import pp.battleship.message.client.ShootMessage;
import pp.battleship.message.server.EffectMessage;
import pp.battleship.message.server.GameDetails;
import pp.battleship.message.server.ServerMessage;
import pp.battleship.message.server.StartBattleMessage;
import pp.battleship.model.Battleship;
import pp.battleship.model.IntPoint;
import pp.battleship.model.Shot;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.lang.System.Logger;
import java.lang.System.Logger.Level;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.logging.LogManager;
/**
* Server implementing the visitor pattern as MessageReceiver for ClientMessages
*/
public class BattleshipSelfStart implements MessageListener<HostedConnection>, ConnectionListener, ServerSender {
private static final Logger LOGGER = System.getLogger(BattleshipSelfStart.class.getName());
private static final File CONFIG_FILE = new File("server.properties");
private final BattleshipConfig config = new BattleshipConfig();
private Server myServer;
private final ServerGameLogic logic;
private final BlockingQueue<ReceivedMessage> pendingMessages = new LinkedBlockingQueue<>();
static {
// Configure logging
LogManager manager = LogManager.getLogManager();
try {
manager.readConfiguration(new FileInputStream("logging.properties"));
LOGGER.log(Level.INFO, "Successfully read logging properties"); //NON-NLS
}
catch (IOException e) {
LOGGER.log(Level.INFO, e.getMessage());
}
}
/**
* Starts the server.
*/
public static void main(String[] args) {
new BattleshipSelfStart().run();
}
/**
* Creates the server.
*/
BattleshipSelfStart() {
config.readFromIfExists(CONFIG_FILE);
LOGGER.log(Level.INFO, "Configuration: {0}", config); //NON-NLS
logic = new ServerGameLogic(this, config);
}
public void run() {
startServer();
while (true)
processNextMessage();
}
private void startServer() {
try {
LOGGER.log(Level.INFO, "Starting server..."); //NON-NLS
myServer = Network.createServer(config.getPort());
initializeSerializables();
myServer.start();
registerListeners();
LOGGER.log(Level.INFO, "Server started: {0}", myServer.isRunning()); //NON-NLS
}
catch (IOException e) {
LOGGER.log(Level.ERROR, "Couldn't start server: {0}", e.getMessage()); //NON-NLS
exit(1);
}
}
private void processNextMessage() {
try {
pendingMessages.take().process(logic);
}
catch (InterruptedException ex) {
LOGGER.log(Level.INFO, "Interrupted while waiting for messages"); //NON-NLS
Thread.currentThread().interrupt();
}
}
private void initializeSerializables() {
Serializer.registerClass(GameDetails.class);
Serializer.registerClass(StartBattleMessage.class);
Serializer.registerClass(MapMessage.class);
Serializer.registerClass(ShootMessage.class);
Serializer.registerClass(EffectMessage.class);
Serializer.registerClass(Battleship.class);
Serializer.registerClass(IntPoint.class);
Serializer.registerClass(Shot.class);
}
private void registerListeners() {
myServer.addMessageListener(this, MapMessage.class);
myServer.addMessageListener(this, ShootMessage.class);
myServer.addConnectionListener(this);
}
@Override
public void messageReceived(HostedConnection source, Message message) {
LOGGER.log(Level.INFO, "message received from {0}: {1}", source.getId(), message); //NON-NLS
if (message instanceof ClientMessage clientMessage)
pendingMessages.add(new ReceivedMessage(clientMessage, source.getId()));
}
@Override
public void connectionAdded(Server server, HostedConnection hostedConnection) {
LOGGER.log(Level.INFO, "new connection {0}", hostedConnection); //NON-NLS
logic.addPlayer(hostedConnection.getId());
}
@Override
public void connectionRemoved(Server server, HostedConnection hostedConnection) {
LOGGER.log(Level.INFO, "connection closed: {0}", hostedConnection); //NON-NLS
final Player player = logic.getPlayerById(hostedConnection.getId());
if (player == null)
LOGGER.log(Level.INFO, "closed connection does not belong to an active player"); //NON-NLS
else { //NON-NLS
LOGGER.log(Level.INFO, "closed connection belongs to {0}", player); //NON-NLS
exit(0);
}
}
private void exit(int exitValue) { //NON-NLS
LOGGER.log(Level.INFO, "close request"); //NON-NLS
if (myServer != null)
for (HostedConnection client : myServer.getConnections()) //NON-NLS
if (client != null) client.close("Game over"); //NON-NLS
System.exit(exitValue);
}
/**
* Send the specified message to the specified connection.
*
* @param id the connection id
* @param message the message
*/
public void send(int id, ServerMessage message) {
if (myServer == null || !myServer.isRunning()) {
LOGGER.log(Level.ERROR, "no server running when trying to send {0}", message); //NON-NLS
return;
}
final HostedConnection connection = myServer.getConnection(id);
if (connection != null)
connection.send(message);
else
LOGGER.log(Level.ERROR, "there is no connection with id={0}", id); //NON-NLS
}
}

17
Projekte/battleship/client/src/main/java/pp/battleship/client/server/ReceiveMessage.java Normal file
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@ -0,0 +1,17 @@
////////////////////////////////////////
// Programming project code
// UniBw M, 2022, 2023, 2024
// www.unibw.de/inf2
// (c) Mark Minas (mark.minas@unibw.de)
////////////////////////////////////////
package pp.battleship.client.server;
import pp.battleship.message.client.ClientInterpreter;
import pp.battleship.message.client.ClientMessage;
record ReceivedMessage(ClientMessage message, int from) {
void process(ClientInterpreter interpreter) {
message.accept(interpreter, from);
}
}

2
Projekte/battleship/model/src/main/resources/battleship.properties
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@ -37,3 +37,5 @@ dialog.error=Error
dialog.question=Question
port.must.be.integer=Port must be an integer number
map.doesnt.fit=The map doesn't fit to this game
menu.background-sound-enabled=Background music switched on
client.server-start = Start server

2
Projekte/battleship/model/src/main/resources/battleship_de.properties
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@ -37,3 +37,5 @@ dialog.error=Fehler
dialog.question=Frage
port.must.be.integer=Der Port muss eine ganze Zahl sein
map.doesnt.fit=Diese Karte passt nicht zu diesem Spiel
menu.background-sound-enabled=Hintergrundmusik eingeschaltet
client.server-start = Starte Server