From 5c5f252d5c7a2bdfefd4fbe54a7ae64537a64874 Mon Sep 17 00:00:00 2001
From: Paul Buetow <paul@buetow.org>
Date: Thu, 12 Jun 2025 21:19:36 +0300
Subject: Restructure project to use Maven exclusively and bump to
 v1.0.1-SNAPSHOT
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- 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>
---
 .../VSExternalTimeSyncProtocol.java                | 118 ---------------------
 1 file changed, 118 deletions(-)
 delete mode 100644 sources/protocols/implementations/VSExternalTimeSyncProtocol.java

(limited to 'sources/protocols/implementations/VSExternalTimeSyncProtocol.java')

diff --git a/sources/protocols/implementations/VSExternalTimeSyncProtocol.java b/sources/protocols/implementations/VSExternalTimeSyncProtocol.java
deleted file mode 100644
index f044861..0000000
--- a/sources/protocols/implementations/VSExternalTimeSyncProtocol.java
+++ /dev/null
@@ -1,118 +0,0 @@
-package protocols.implementations;
-
-import core.VSMessage;
-import protocols.VSAbstractProtocol;
-
-/**
- * The class VSExternalTimeSyncProtocol, an implementation of the external
- * time synchronisation protocol.
- *
- * @author Paul C. Buetow
- */
-public class VSExternalTimeSyncProtocol extends VSAbstractProtocol {
-    /** The request time. */
-    private long requestTime;
-
-    /** The server is waiting for response, if true. */
-    private boolean waitingForResponse;
-
-    /**
-     * Instantiates a new external time sync protocol object.
-     */
-    public VSExternalTimeSyncProtocol() {
-        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() {
-    }
-
-    /* (non-Javadoc)
-     * @see protocols.VSAbstractProtocol#onClientStart()
-     */
-    public void onClientStart() {
-        requestTime = process.getTime();
-        waitingForResponse = true;
-
-        /* Multicast message to all processes */
-        VSMessage message = new VSMessage();
-        message.setBoolean("isClientRequest", true);
-        sendMessage(message);
-    }
-
-    /* (non-Javadoc)
-     * @see protocols.VSAbstractProtocol#onClientRecv(core.VSMessage)
-     */
-    public void onClientRecv(VSMessage recvMessage) {
-        if (!recvMessage.getBoolean("isServerResponse"))
-            return;
-
-        if (waitingForResponse)
-            waitingForResponse = false;
-        else
-            return;
-
-        long recvTime = process.getTime();
-        long roundTripTime = recvTime - requestTime;
-        long serverTime = recvMessage.getLong("time");
-        long newTime = serverTime + (long) (roundTripTime / 2);
-
-        log("Server time: " + serverTime + "; RTT: " + roundTripTime + "; Old time: " + recvTime + "; New time: " + newTime + "; Offset: " + (newTime - recvTime));
-
-        process.setTime(newTime);
-    }
-
-    /* (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() {
-    }
-
-    /* (non-Javadoc)
-     * @see protocols.VSAbstractProtocol#onServerRecv(core.VSMessage)
-     */
-    public void onServerRecv(VSMessage recvMessage) {
-        if (!recvMessage.getBoolean("isClientRequest"))
-            return;
-
-        /* Multicast message to all processes */
-        VSMessage message = new VSMessage();
-        message.setLong("time", process.getTime());
-        message.setBoolean("isServerResponse", true);
-        sendMessage(message);
-    }
-
-    /* (non-Javadoc)
-     * @see protocols.VSAbstractProtocol#onServerSchedule()
-     */
-    public void onServerSchedule() {
-    }
-
-    /* (non-Javadoc)
-     * @see protocols.VSAbstractProtocol#toString()
-     */
-    public String toString() {
-        return super.toString();
-    }
-}
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