FIx: Fixed Coverage Screenshots And htmlRepot.
This commit is contained in:
GabrieleRadice
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<!DOCTYPE html>
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<html id="htmlId">
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<head>
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<meta http-equiv="Content-Type" content="text/html;charset=UTF-8">
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<title>Coverage Report > TCPClient</title>
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<style type="text/css">
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@import "../../css/coverage.css";
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@import "../../css/idea.min.css";
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</style>
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<script type="text/javascript" src="../../js/highlight.min.js"></script>
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<script type="text/javascript" src="../../js/highlightjs-line-numbers.min.js"></script>
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</head>
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<body>
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<div class="content">
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<div class="breadCrumbs">
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Current scope: <a href="../../index.html">all classes</a>
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<span class="separator">|</span>
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<a href="../index.html">it.polimi.ingsw.gc14.Network.TCP.Client</a>
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</div>
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<h1>Coverage Summary for Class: TCPClient (it.polimi.ingsw.gc14.Network.TCP.Client)</h1>
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<table class="coverageStats">
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<tr>
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<th class="name">Class</th>
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<th class="coverageStat
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">
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Class, %
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</th>
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<th class="coverageStat
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">
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Method, %
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</th>
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<th class="coverageStat
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">
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Branch, %
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</th>
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<th class="coverageStat
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">
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Line, %
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</th>
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</tr>
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<tr>
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<td class="name">TCPClient</td>
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<td class="coverageStat">
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<span class="percent">
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0%
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</span>
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<span class="absValue">
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(0/1)
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</span>
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</td>
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<td class="coverageStat">
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<span class="percent">
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0%
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</span>
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<span class="absValue">
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(0/15)
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</span>
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</td>
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<td class="coverageStat">
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<span class="percent">
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0%
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</span>
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<span class="absValue">
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(0/24)
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</span>
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</td>
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<td class="coverageStat">
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<span class="percent">
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0%
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</span>
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<span class="absValue">
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(0/83)
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</span>
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</td>
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</tr>
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</table>
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<br/>
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<br/>
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<pre>
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<code class="sourceCode" id="sourceCode"> package it.polimi.ingsw.gc14.Network.TCP.Client;
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import it.polimi.ingsw.gc14.Controller.ClientController;
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import it.polimi.ingsw.gc14.ErrorType;
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import it.polimi.ingsw.gc14.Model.MiniModel;
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import it.polimi.ingsw.gc14.Network.IClient;
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import it.polimi.ingsw.gc14.Network.NetworkEvent;
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import it.polimi.ingsw.gc14.Network.NetworkConfig;
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import it.polimi.ingsw.gc14.Network.NetworkEvents.*;
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import java.io.*;
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import java.net.*;
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import java.util.concurrent.Executors;
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import java.util.concurrent.ScheduledExecutorService;
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import java.util.concurrent.TimeUnit;
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/**
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* Client TCP. Sends and receives messages with the TCP server.
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*/
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public class TCPClient implements IClient {
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/** Byte value sent by the client to signal it is still alive. */
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private static final int PING = 1;
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/** Byte value expected from the server in response to a {@link #PING}. */
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private static final int PONG = 2;
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/** Socket TCP */
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private Socket communicationSocket;
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/** Input stream used receive objects from the server */
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private ObjectInputStream socketReceive;
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/** Output stream used to send objects to the server */
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private ObjectOutputStream socketSend;
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/** Client game's controller */
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private final ClientController controller;
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/** IP address of the server to connect to */
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private final String hostname;
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/** {@code true} while the connection is active; set to {@code false} on disconnect. */
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private boolean running;
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/** TCP port */
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private final int mainPort;
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/** TCP port dedicated to heartbeat communication. */
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private final int heartbeatPort;
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/** Socket used exclusively for heartbeat ping/pong exchange. */
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private Socket heartbeatSocket;
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/** Output stream of {@link #heartbeatSocket}, used to write {@link #PING} bytes. */
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private OutputStream heartbeatOut;
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/** Input stream of {@link #heartbeatSocket}, used to read {@link #PONG} bytes. */
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private InputStream heartbeatIn;
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/**
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* Constructs a TCP client and initializes its connection parameters.
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*
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* @param controller the client controller.
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* @param hostname the IP address or hostname of the server.
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* @param mainPort the main TCP port of the server.
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* @param heartbeatPort the TCP port used for heartbeat communication.
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*/
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<b class="nc"> public TCPClient(ClientController controller, String hostname, int mainPort,int heartbeatPort ) {</b>
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<b class="nc"> this.controller = controller;</b>
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<b class="nc"> this.hostname = hostname;</b>
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<b class="nc"> this.mainPort = mainPort;</b>
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<b class="nc"> this.heartbeatPort = heartbeatPort;</b>
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}
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/**
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* Starts the TCP connection with the server.
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* Sends an {@link AddPlayer} event, if the server responds with {@code -1}, the connection is refused and the method returns {@code false}.
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* Otherwise, a listener thread is started.
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* @param user The username of the player
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* @param proposedNPlayers The desired number of players for the game
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* @return null if the connection is successful, GENERIC_ERROR otherwise.
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*/
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public ErrorType connect(String user, int proposedNPlayers) {
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try {
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<b class="nc"> communicationSocket = new Socket(hostname, mainPort);</b>
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<b class="nc"> socketSend = new ObjectOutputStream(communicationSocket.getOutputStream());</b>
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<b class="nc"> socketReceive = new ObjectInputStream(communicationSocket.getInputStream());</b>
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<b class="nc"> NetworkEvent event= new AddPlayer(user, proposedNPlayers);</b>
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<b class="nc"> socketSend.writeObject(event);</b>
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try {
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<b class="nc"> if( socketReceive.readObject() instanceof AddPlayer x)</b>
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{
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<b class="nc"> if(x.isError())</b>
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<b class="nc"> return x.getErrorType();</b>
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}
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} catch (ClassNotFoundException e) {
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<b class="nc"> return ErrorType.GENERIC_ERROR;</b>
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}
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<b class="nc"> running = true;</b>
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<b class="nc"> new Thread(this::receiveMessage, "tcp-reader").start();</b>
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// heartbeat socket
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<b class="nc"> this.heartbeatSocket = new Socket(hostname, heartbeatPort);</b>
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<b class="nc"> this.heartbeatOut = heartbeatSocket.getOutputStream();</b>
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<b class="nc"> this.heartbeatIn = heartbeatSocket.getInputStream();</b>
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// send username immediately so server can associate the two sockets
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<b class="nc"> new ObjectOutputStream(heartbeatSocket.getOutputStream()).writeObject(user);</b>
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<b class="nc"> heartbeatOut.flush();</b>
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<b class="nc"> new Thread(this::heartbeatLoop, "heartbeat").start();</b>
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<b class="nc"> return null;</b>
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} catch (IOException e) {
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<b class="nc"> e.printStackTrace();</b>
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<b class="nc"> return ErrorType.SERVER_UNREACHABLE;</b>
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}
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}
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/**
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* Sends a {@link #PING} byte to the server every 3 seconds and waits for a {@link #PONG} reply.
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* If no reply arrives within {@value NetworkConfig#SILENCE_THRESHOLD_MS} ms, the server is
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* considered unreachable and {@link #disconnect()} is called.
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*/
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private void heartbeatLoop() {
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<b class="nc"> ScheduledExecutorService sender = Executors.newSingleThreadScheduledExecutor();</b>
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<b class="nc"> sender.scheduleAtFixedRate(() -> {</b>
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try {
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<b class="nc"> synchronized (heartbeatOut)</b>
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{
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<b class="nc"> heartbeatOut.write(PING);</b>
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<b class="nc"> heartbeatOut.flush();</b>
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<b class="nc"> }</b>
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} catch (IOException e) {
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<b class="nc"> sender.shutdownNow();</b>
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<b class="nc"> if(running)</b>
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{
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<b class="nc"> disconnect();</b>
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<b class="nc"> controller.getView().showError(ErrorType.SERVER_CRASHED,ErrorType.SERVER_CRASHED.toString());</b>
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}
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}
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}, 0, 3, TimeUnit.SECONDS);
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try {
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<b class="nc"> heartbeatSocket.setSoTimeout((int) NetworkConfig.SILENCE_THRESHOLD_MS);</b>
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<b class="nc"> while (running) {</b>
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<b class="nc"> int b = heartbeatIn.read();</b>
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<b class="nc"> if (b != PONG) {</b>
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<b class="nc"> disconnect();</b>
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<b class="nc"> controller.getView().showError(ErrorType.SERVER_CRASHED, ErrorType.SERVER_CRASHED.toString());</b>
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break;
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}
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// pong received: server is alive
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}
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} catch (SocketTimeoutException e) {
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<b class="nc"> System.out.println("Server heartbeat timeout");</b>
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<b class="nc"> disconnect();</b>
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<b class="nc"> controller.getView().showError(ErrorType.SERVER_CRASHED, ErrorType.SERVER_CRASHED.toString());</b>
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} catch (IOException e) {
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<b class="nc"> if (running) {</b>
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<b class="nc"> disconnect();</b>
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<b class="nc"> controller.getView().showError(ErrorType.SERVER_CRASHED, ErrorType.SERVER_CRASHED.toString());</b>
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}
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} finally {
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<b class="nc"> sender.shutdownNow();</b>
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}
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}
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/**
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* Disconnects the player and cleans model and controller
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*/
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private synchronized void disconnect() {
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<b class="nc"> if (!running) return;</b>
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<b class="nc"> running = false;</b>
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<b class="nc"> try { communicationSocket.close(); } catch (IOException ignored) {}</b>
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<b class="nc"> try { heartbeatSocket.close(); } catch (IOException ignored) {}</b>
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<b class="nc"> controller.setClient(null);</b>
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<b class="nc"> controller.setModel(null);</b>
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}
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/**
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* Listens continuously for incoming objects from the server.
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* - If the received object is a {@link NetworkEvent} flagged as an error, it is printed.
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* - If the received object is a valid {@link NetworkEvent}, it is applied to the game controller.
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* - If the received object is a {@link MiniModel}, the controller's model is set.
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*/
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private void receiveMessage() {
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while (true) {
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try {
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Object read;
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try {
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<b class="nc"> read = socketReceive.readObject();</b>
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} catch (IOException e) {
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<b class="nc"> if (running) disconnect();</b>
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break;
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}
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<b class="nc"> if (read instanceof NetworkEvent event) {</b>
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<b class="nc"> if (event.isError()) {</b>
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<b class="nc"> if(event.getErrorType() == ErrorType.WRONG_ACTION) {</b>
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<b class="nc"> controller.getView().showError(ErrorType.WRONG_ACTION,event.toString());</b>
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}
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else
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<b class="nc"> controller.getView().showError(event.getErrorType(),event.getErrorType().toString());</b>
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} else {
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<b class="nc"> event.apply(controller.getMiniModel());</b>
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<b class="nc"> controller.getView().render();</b>
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}
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<b class="nc"> } else if (read instanceof MiniModel model) {</b>
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<b class="nc"> controller.setModel(model);</b>
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<b class="nc"> controller.getView().render();</b>
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}
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} catch (ClassNotFoundException e) {
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<b class="nc"> e.printStackTrace();</b>
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break;
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}
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}
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}
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/**
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* Requests to draw a tribe card from the upper list.
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* Creates a NetworkEvent and sends it through the network client.
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* @param playerUsername the name of the player performing the action
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* @param pos the index of the card to draw
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*/
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public void drawUpperTribeCard(String playerUsername, int pos) {
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<b class="nc"> doEvent(new DrawUpperTribeCard(playerUsername,pos));</b>
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}
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/**
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* Requests to draw a tribe card from the lower list.
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* Creates a NetworkEvent and sends it through the network client.
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* @param playerUsername the name of the player performing the action
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* @param pos the index of the card to draw
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*/
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public void drawLowerTribeCard(String playerUsername,int pos) {
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<b class="nc"> doEvent(new DrawLowerTribeCard(playerUsername,pos));</b>
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}
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/**
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* Requests to draw a building card from the upper list.
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* Creates a NetworkEvent and sends it through the network client.
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* @param playerUsername the name of the player performing the action
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* @param pos the index of the card to draw
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*/
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public void drawUpperBuildingCard(String playerUsername,int pos) {
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<b class="nc"> doEvent(new DrawUpperBuildingCard(playerUsername,pos));</b>
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}
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/**
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* Requests to draw a building card from the lower list.
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* Creates a NetworkEvent and sends it through the network client.
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* @param playerUsername the name of the player performing the action
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* @param pos the index of the card to draw
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*/
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public void drawLowerBuildingCard(String playerUsername,int pos) {
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<b class="nc"> doEvent(new DrawLowerBuildingCard(playerUsername,pos));</b>
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}
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/**
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* Requests to skip drawing turn.
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* This action is available only when the player cannot draw any tribe card, but still can buy some buildings.
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* @param playerUsername the name of the player performing the action
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*/
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public void skipTurn(String playerUsername) {
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<b class="nc"> doEvent(new SkipTurn(playerUsername));</b>
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}
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/**
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* Used to perform the slot choice action for the specified player at the specified position.
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* @param playerUsername the name of the player performing the action
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* @param pos the index of the selected slot
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*/
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public void slotChoice(String playerUsername,int pos) {
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<b class="nc"> doEvent(new SlotChoice(playerUsername,pos));</b>
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}
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/**
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* Sends a {@link NetworkEvent} to the server.
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* @param event The NetworkEvent to send.
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*/
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private void doEvent(NetworkEvent event) {
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try {
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<b class="nc"> synchronized (socketSend) {</b>
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<b class="nc"> socketSend.writeObject(event);</b>
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<b class="nc"> }</b>
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} catch (IOException e) {
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<b class="nc"> e.printStackTrace();</b>
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}
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}
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/**
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* Sends a totem choice event to the server for the specified player.
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*
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* @param playerUsername the username of the player choosing the totem.
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* @param totems the name of the chosen totem.
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*/
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public void totemChoice(String playerUsername,String totems) {
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<b class="nc"> doEvent(new TotemChoice(playerUsername,totems));</b>
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}
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/**
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* Notifies the server of a voluntary disconnection by sending a sentinel value
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* on the heartbeat channel, then closes the connection.
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*/
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public void notifyDisconnection()
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{
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<b class="nc"> synchronized (heartbeatOut)</b>
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{
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try {
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<b class="nc"> heartbeatOut.write(-1);</b>
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} catch (IOException e) {
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<b class="nc"> disconnect();</b>
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}
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<b class="nc"> }</b>
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<b class="nc"> disconnect();</b>
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}
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}
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</code>
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</pre>
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</div>
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<script type="text/javascript">
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(function() {
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var msie = false, msie9 = false;
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/*@cc_on
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msie = true;
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@if (@_jscript_version >= 9)
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msie9 = true;
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@end
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@*/
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if (!msie || msie && msie9) {
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hljs.highlightAll()
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hljs.initLineNumbersOnLoad();
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}
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})();
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</script>
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<div class="footer">
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<div style="float:right;">generated on 2026-06-19 22:53</div>
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</div>
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</body>
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