Restructure project to use Maven exclusively and bump to v1.0.1-SNAPSHOT

- Remove legacy Ant build system (build.xml, sources/ directory)
- Migrate to Maven-only build with standard directory structure
- Add comprehensive Maven documentation and JAVA_HOME setup for Fedora
- Update pom.xml with exec plugin and bump version to 1.0.1-SNAPSHOT
- Add CLAUDE.md for development guidance
- Update README.md with detailed build/run/clean instructions

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

1 files changed, 0 insertions, 110 deletions

diff --git a/sources/protocols/implementations/VSPingPongProtocol.java b/sources/protocols/implementations/VSPingPongProtocol.java
deleted file mode 100644
index b1f3d20..0000000
--- a/sources/protocols/implementations/VSPingPongProtocol.java
+++ /dev/null
@@ -1,110 +0,0 @@
-package protocols.implementations;
-
-import core.VSMessage;
-import protocols.VSAbstractProtocol;
-
-/**
- * The class VSPingPongProtocol, an implementation of the ping pong protocol.
- *
- * @author Paul C. Buetow
- */
-public class VSPingPongProtocol extends VSAbstractProtocol {
-    /** The client counter. */
-    private int clientCounter;
-
-    /** The server counter. */
-    private int serverCounter;
-
-    /**
-     * Instantiates a new ping pong protocol.
-     */
-    public VSPingPongProtocol() {
-        super(VSAbstractProtocol.HAS_ON_CLIENT_START);
-        setClassname(getClass().toString());
-    }
-
-    /* (non-Javadoc)
-     * @see events.VSAbstractProtocol#onClientInit()
-     */
-    public void onClientInit() {
-    }
-
-    /* (non-Javadoc)
-     * @see protocols.VSAbstractProtocol#onClientReset()
-     */
-    public void onClientReset() {
-        clientCounter = 0;
-    }
-
-    /* (non-Javadoc)
-     * @see protocols.VSAbstractProtocol#onClientStart()
-     */
-    public void onClientStart() {
-        VSMessage message = new VSMessage();
-        message.setBoolean("fromClient", true);
-        message.setInteger("counter", ++clientCounter);
-        super.sendMessage(message);
-    }
-
-    /* (non-Javadoc)
-     * @see protocols.VSAbstractProtocol#onClientRecv(core.VSMessage)
-     */
-    public void onClientRecv(VSMessage recvMessage) {
-        if (!recvMessage.getBoolean("fromServer"))
-            return;
-
-        super.log("message: " + recvMessage.getInteger("counter"));
-
-        VSMessage message = new VSMessage();
-        message.setBoolean("fromClient", true);
-        message.setInteger("counter", ++clientCounter);
-        super.sendMessage(message);
-    }
-
-    /* (non-Javadoc)
-     * @see protocols.VSAbstractProtocol#onClientSchedule()
-     */
-    public void onClientSchedule() {
-    }
-
-    /* (non-Javadoc)
-     * @see events.VSAbstractProtocol#onServerInit()
-     */
-    public void onServerInit() {
-    }
-
-    /* (non-Javadoc)
-     * @see protocols.VSAbstractProtocol#onServerReset()
-     */
-    public void onServerReset() {
-        serverCounter = 0;
-    }
-
-    /* (non-Javadoc)
-     * @see protocols.VSAbstractProtocol#onServerRecv(core.VSMessage)
-     */
-    public void onServerRecv(VSMessage recvMessage) {
-        if (!recvMessage.getBoolean("fromClient"))
-            return;
-
-        super.log("message: " + recvMessage.getInteger("counter"));
-
-        VSMessage message = new VSMessage();
-        message.setBoolean("fromServer", true);
-        message.setInteger("counter", ++serverCounter);
-        super.sendMessage(message);
-    }
-
-    /* (non-Javadoc)
-     * @see protocols.VSAbstractProtocol#onServerSchedule()
-     */
-    public void onServerSchedule() {
-    }
-
-    /* (non-Javadoc)
-     * @see protocols.VSAbstractProtocol#toString()
-     */
-    public String toString() {
-        return super.toString() + "; New message afterwards";
-    }
-}