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PlayerDataSync/CHANGELOG.md
DerGamer009 4aa5a2121b #0001
2026-02-08 03:41:09 +01:00

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Changelog

All notable changes to PlayerDataSync will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

[1.2.9-RELEASE] - 2026-01-25

🎯 Custom-Enchantment-Support & Database Upgrade / Custom-Enchantment-Support & Datenbank-Upgrade

🔧 Fixed

  • Database Truncation Error (Critical Fix) / Datenbank-Truncation-Fehler (Critical Fix):

    • EN: Fixes "Data too long for column" errors with large inventories
    • DE: Behebt "Data too long for column" Fehler bei großen Inventaren
    • ✅ EN: Automatic upgrade from TEXT to LONGTEXT for inventory, enderchest, armor, and offhand columns
    • ✅ DE: Automatisches Upgrade von TEXT zu LONGTEXT für inventory, enderchest, armor und offhand Spalten
    • ✅ EN: Now supports inventories with many custom enchantments (e.g., ExcellentEnchants)
    • ✅ DE: Unterstützt jetzt Inventare mit vielen Custom-Enchantments (z.B. ExcellentEnchants)
    • ✅ EN: Upgrade is performed automatically on server start
    • ✅ DE: Upgrade wird automatisch beim Server-Start durchgeführt
    • ✅ EN: Runtime upgrade attempt on truncation errors
    • ✅ DE: Runtime-Upgrade-Versuch bei Truncation-Fehlern
    • ✅ EN: Improved error messages with solution suggestions
    • ✅ DE: Verbesserte Fehlermeldungen mit Lösungsvorschlägen
    • 🔧 EN: Fixes issues with large inventories and custom enchantments
    • 🔧 DE: Behebt Probleme mit großen Inventaren und Custom-Enchantments

  • Custom-Enchantment Deserialization / Custom-Enchantment-Deserialisierung:

    • EN: Robust error handling for custom enchantments
    • DE: Robuste Fehlerbehandlung für Custom-Enchantments
    • ✅ EN: Improved detection of custom enchantment errors (e.g., minecraft:venom)
    • ✅ DE: Verbesserte Erkennung von Custom-Enchantment-Fehlern (z.B. minecraft:venom)
    • ✅ EN: Items are skipped instead of causing plugin crashes
    • ✅ DE: Items werden übersprungen statt Plugin-Absturz zu verursachen
    • ✅ EN: Data remains preserved in the database
    • ✅ DE: Daten bleiben in der Datenbank erhalten
    • ✅ EN: Detailed logging with enchantment names
    • ✅ DE: Detailliertes Logging mit Enchantment-Namen
    • ✅ EN: Support for ExcellentEnchants and similar plugins
    • ✅ DE: Unterstützung für ExcellentEnchants und ähnliche Plugins
    • 🔧 EN: Prevents crashes with unrecognized custom enchantments
    • 🔧 DE: Verhindert Abstürze bei nicht erkannten Custom-Enchantments

  • Stale Player Data / Veraltete Spielerdaten:

    • EN: Fixes issue with outdated player data
    • DE: Behebt Problem mit nicht aktualisierten Spielerdaten
    • ✅ EN: Database upgrade enables successful saves
    • ✅ DE: Datenbank-Upgrade ermöglicht erfolgreiche Speicherungen
    • ✅ EN: Improved error handling prevents data loss
    • ✅ DE: Verbesserte Fehlerbehandlung verhindert Datenverlust
    • ✅ EN: Automatic recovery after database upgrade
    • ✅ DE: Automatische Wiederherstellung nach Datenbank-Upgrade

✨ Added

  • Custom-Enchantment Synchronization / Custom-Enchantment-Synchronisation:

    • EN: Full support for custom enchantments
    • DE: Vollständige Unterstützung für Custom-Enchantments
    • ✅ EN: Preservation of all NBT data including custom enchantments during serialization
    • ✅ DE: Erhaltung aller NBT-Daten inklusive Custom-Enchantments beim Serialisieren
    • ✅ EN: Refresh mechanism after loading inventories (2-tick delay)
    • ✅ DE: Refresh-Mechanismus nach dem Laden von Inventaren (2-Tick-Delay)
    • ✅ EN: Explicit re-setting of items so plugins can process enchantments
    • ✅ DE: Explizites Neusetzen von Items, damit Plugins Enchantments verarbeiten können
    • ✅ EN: Works for main inventory, armor, offhand, and enderchest
    • ✅ DE: Funktioniert für Hauptinventar, Rüstung, Offhand und Enderchest
    • 📝 EN: Supports plugins like ExcellentEnchants that use custom enchantments
    • 📝 DE: Unterstützt Plugins wie ExcellentEnchants, die Custom-Enchantments verwenden

  • Deserialization Statistics & Monitoring / Deserialisierungs-Statistiken & Monitoring:

    • EN: Comprehensive monitoring system
    • DE: Umfassendes Monitoring-System
    • ✅ EN: Counters for custom enchantment errors, version compatibility errors, and other errors
    • ✅ DE: Zähler für Custom-Enchantment-Fehler, Versionskompatibilitäts-Fehler und andere Fehler
    • ✅ EN: getDeserializationStats() method for statistics
    • ✅ DE: getDeserializationStats() Methode für Statistiken
    • ✅ EN: resetDeserializationStats() method to reset statistics
    • ✅ DE: resetDeserializationStats() Methode zum Zurücksetzen
    • ✅ EN: Integration into /sync cache command
    • ✅ DE: Integration in /sync cache Befehl
    • ✅ EN: Detailed error logging with enchantment names
    • ✅ DE: Detaillierte Fehlerprotokollierung mit Enchantment-Namen
    • 📝 EN: Admins can now easily monitor custom enchantment issues
    • 📝 DE: Admins können jetzt Probleme mit Custom-Enchantments einfach überwachen

  • Improved Error Handling / Verbesserte Fehlerbehandlung:

    • EN: Extended error detection and handling
    • DE: Erweiterte Fehlererkennung und -behandlung
    • ✅ EN: Automatic extraction of enchantment names from error messages
    • ✅ DE: Automatische Extraktion von Enchantment-Namen aus Fehlermeldungen
    • ✅ EN: Detailed error chain analysis (up to 3 levels)
    • ✅ DE: Detaillierte Fehlerketten-Analyse (bis zu 3 Ebenen)
    • ✅ EN: Contextual error messages with solution suggestions
    • ✅ DE: Kontextuelle Fehlermeldungen mit Lösungsvorschlägen
    • ✅ EN: Better detection of various error types (IllegalStateException, NullPointerException, etc.)
    • ✅ DE: Bessere Erkennung verschiedener Fehlertypen (IllegalStateException, NullPointerException, etc.)
    • ✅ EN: Pattern-based detection of custom enchantment errors
    • ✅ DE: Pattern-basierte Erkennung von Custom-Enchantment-Fehlern

🔄 Changed

  • Database Schema / Datenbank-Schema:

    • EN: Automatic upgrade for existing installations
    • DE: Automatisches Upgrade für bestehende Installationen
    • ✅ EN: inventory: TEXT → LONGTEXT (max. ~4GB instead of ~65KB)
    • ✅ DE: inventory: TEXT → LONGTEXT (max. ~4GB statt ~65KB)
    • ✅ EN: enderchest: TEXT → LONGTEXT
    • ✅ DE: enderchest: TEXT → LONGTEXT
    • ✅ EN: armor: TEXT → LONGTEXT
    • ✅ DE: armor: TEXT → LONGTEXT
    • ✅ EN: offhand: TEXT → LONGTEXT
    • ✅ DE: offhand: TEXT → LONGTEXT
    • ✅ EN: Upgrade is performed automatically on server start
    • ✅ DE: Upgrade wird beim Server-Start automatisch durchgeführt
    • 📝 EN: Existing data is preserved, no data migration needed
    • 📝 DE: Bestehende Daten bleiben erhalten, keine Datenmigration nötig

  • EditorIntegration Removed / EditorIntegration entfernt:

    • EN: Preparation for website update
    • DE: Vorbereitung für Website-Update
    • ✅ EN: EditorIntegrationManager completely removed
    • ✅ DE: EditorIntegrationManager komplett entfernt
    • ✅ EN: All editor-related commands removed
    • ✅ DE: Alle Editor-bezogenen Befehle entfernt
    • ✅ EN: Code cleanup for future editor integration
    • ✅ DE: Code-Bereinigung für zukünftige Editor-Integration
    • 📝 EN: New editor integration will be added in a future version
    • 📝 DE: Neue Editor-Integration wird in zukünftiger Version hinzugefügt

📊 Technical Details

Database Upgrade Process / Datenbank-Upgrade-Prozess

EN: The plugin automatically performs an upgrade of database columns on startup:

DE: Das Plugin führt beim Start automatisch ein Upgrade der Datenbank-Spalten durch:

  1. EN: Check: Verifies the current data type of each column DE: Prüfung: Überprüft den aktuellen Datentyp jeder Spalte
  2. EN: Upgrade: Converts TEXT to LONGTEXT if necessary DE: Upgrade: Konvertiert TEXT zu LONGTEXT wenn nötig
  3. EN: Logging: Logs all upgrades for transparency DE: Logging: Protokolliert alle Upgrades für Transparenz
  4. EN: Runtime Upgrade: Also attempts to upgrade during runtime if an error occurs DE: Runtime-Upgrade: Versucht auch während des Betriebs zu upgraden, wenn ein Fehler auftritt

EN: Why LONGTEXT?
DE: Warum LONGTEXT?

  • TEXT: Max. ~65KB (65,535 bytes)
  • LONGTEXT: Max. ~4GB (4,294,967,295 bytes)
  • EN: Custom enchantments with extensive NBT data can become very large
  • DE: Custom-Enchantments mit vielen NBT-Daten können sehr groß werden
  • EN: Large inventories with many items and enchantments require more space
  • DE: Große Inventare mit vielen Items und Enchantments benötigen mehr Platz

Custom-Enchantment Error Handling / Custom-Enchantment-Fehlerbehandlung

EN: The improved error handling recognizes various error types:

DE: Die verbesserte Fehlerbehandlung erkennt verschiedene Fehlertypen:

  • IllegalStateException with DataResult/Codec/Decoder
  • NullPointerException in enchantment-related classes
  • EN: Error messages with "enchantment not found/unknown/invalid"
  • DE: Fehlermeldungen mit "enchantment not found/unknown/invalid"
  • EN: Pattern-based detection of custom enchantment names
  • DE: Pattern-basierte Erkennung von Custom-Enchantment-Namen

EN: Error Handling Flow:
DE: Fehlerbehandlung-Flow:

  1. EN: Attempt normal deserialization DE: Versuch der normalen Deserialisierung
  2. EN: On error: Check if it's a custom enchantment problem DE: Bei Fehler: Prüfung ob es ein Custom-Enchantment-Problem ist
  3. EN: Extract enchantment name from error message DE: Extraktion des Enchantment-Namens aus der Fehlermeldung
  4. EN: Detailed logging with context DE: Detailliertes Logging mit Kontext
  5. EN: Item is skipped (null), but data remains in database DE: Item wird übersprungen (null), aber Daten bleiben in DB
  6. EN: Statistics are updated DE: Statistiken werden aktualisiert

Refresh Mechanism / Refresh-Mechanismus

EN: After loading inventories, a refresh mechanism is executed:

DE: Nach dem Laden von Inventaren wird ein Refresh-Mechanismus ausgeführt:

  1. EN: Initial Load: ItemStacks are loaded from database DE: Initiales Laden: ItemStacks werden aus der Datenbank geladen
  2. EN: 2-Tick Delay: Waits 2 ticks to give plugins time to initialize DE: 2-Tick-Delay: Wartet 2 Ticks, damit Plugins Zeit haben zu initialisieren
  3. EN: Refresh: Explicitly re-sets items to trigger plugin processing DE: Refresh: Setzt Items explizit neu, um Plugin-Verarbeitung zu triggern
  4. EN: Update: Calls updateInventory() for client synchronization DE: Update: Ruft updateInventory() auf für Client-Synchronisation

EN: Why 2 Ticks?
DE: Warum 2 Ticks?

  • EN: Gives custom enchantment plugins time to register their enchantments
  • DE: Gibt Custom-Enchantment-Plugins Zeit, ihre Enchantments zu registrieren
  • EN: Enables plugin event handlers to react to item changes
  • DE: Ermöglicht Plugin-Event-Handler, auf Item-Änderungen zu reagieren
  • EN: Prevents race conditions between plugin loading and item loading
  • DE: Verhindert Race-Conditions zwischen Plugin-Loading und Item-Loading

Statistics System / Statistiken-System

EN: The new statistics system collects information about deserialization errors:

DE: Das neue Statistiken-System sammelt Informationen über Deserialisierungs-Fehler:

  • EN: Custom Enchantment Errors: Counts items skipped due to unrecognized custom enchantments
  • DE: Custom-Enchantment-Fehler: Zählt Items, die wegen nicht erkannter Custom-Enchantments übersprungen wurden
  • EN: Version Compatibility Errors: Counts items with version compatibility issues
  • DE: Versionskompatibilitäts-Fehler: Zählt Items mit Versionskompatibilitätsproblemen
  • EN: Other Errors: Counts all other deserialization errors
  • DE: Andere Fehler: Zählt alle anderen Deserialisierungs-Fehler

EN: Usage:
DE: Verwendung:

/sync cache          # EN: Shows all statistics / DE: Zeigt alle Statistiken
/sync cache clear    # EN: Resets statistics / DE: Setzt Statistiken zurück

🔍 Monitoring & Debugging

EN: Admins can now easily monitor custom enchantment issues:

DE: Admins können jetzt einfach Probleme mit Custom-Enchantments überwachen:

  1. EN: View Statistics: /sync cache shows deserialization statistics DE: Statistiken anzeigen: /sync cache zeigt Deserialisierungs-Statistiken
  2. EN: Analyze Errors: Detailed logs show exactly which enchantments cause problems DE: Fehler analysieren: Detaillierte Logs zeigen genau, welche Enchantments Probleme verursachen
  3. EN: Fix Issues: Clear error messages with solution suggestions DE: Probleme beheben: Klare Fehlermeldungen mit Lösungsvorschlägen

EN: Example Output:
DE: Beispiel-Output:

Deserialization Stats: Deserialization failures: 5 total 
(Custom Enchantments: 3, Version Issues: 1, Other: 1)
⚠ If you see custom enchantment failures, ensure enchantment plugins 
(e.g., ExcellentEnchants) are loaded and all enchantments are registered.

⚠️ Important Notes / Wichtige Hinweise

  • EN: Database Upgrade: On first start after update, columns are automatically upgraded DE: Datenbank-Upgrade: Beim ersten Start nach dem Update werden die Spalten automatisch geupgradet
  • EN: Custom Enchantments: Ensure enchantment plugins (e.g., ExcellentEnchants) are installed and active on both servers DE: Custom-Enchantments: Stellen Sie sicher, dass Enchantment-Plugins (z.B. ExcellentEnchants) auf beiden Servern installiert und aktiv sind
  • EN: Plugin Load Order: Enchantment plugins should load before PlayerDataSync (check plugin.yml) DE: Plugin-Load-Reihenfolge: Enchantment-Plugins sollten vor PlayerDataSync geladen werden (in plugin.yml prüfen)
  • EN: EditorIntegration: EditorIntegration has been removed and will be re-implemented in a future version DE: EditorIntegration: Die EditorIntegration wurde entfernt und wird in einer zukünftigen Version neu implementiert

📝 Migration Guide

EN: For Existing Installations:

DE: Für bestehende Installationen:

  1. EN: Automatic Upgrade: No manual action needed - plugin performs upgrade automatically DE: Automatisches Upgrade: Keine manuelle Aktion nötig - das Plugin führt das Upgrade automatisch durch
  2. EN: Restart Server: Restart server after update to perform database upgrade DE: Server neu starten: Nach dem Update den Server neu starten, damit das Datenbank-Upgrade durchgeführt wird
  3. EN: Check Logs: Verify logs for upgrade messages: DE: Logs prüfen: Überprüfen Sie die Logs auf Upgrade-Meldungen: 
    [INFO] Upgraded inventory column from TEXT to LONGTEXT to support large inventories
[INFO] Upgraded enderchest column from TEXT to LONGTEXT to support large inventories
[INFO] Upgraded armor column from TEXT to LONGTEXT to support large inventories
[INFO] Upgraded offhand column from TEXT to LONGTEXT to support large inventories
  4. EN: Check Custom Enchantments: Ensure all enchantment plugins are loaded correctly DE: Custom-Enchantments prüfen: Stellen Sie sicher, dass alle Enchantment-Plugins korrekt geladen sind

EN: Troubleshooting:

DE: Bei Problemen:

  • EN: Check /sync cache for deserialization statistics DE: Prüfen Sie /sync cache für Deserialisierungs-Statistiken
  • EN: Review logs for custom enchantment errors DE: Überprüfen Sie die Logs auf Custom-Enchantment-Fehler
  • EN: Ensure enchantment plugins are installed on both servers DE: Stellen Sie sicher, dass Enchantment-Plugins auf beiden Servern installiert sind
  • EN: Check plugin load order in plugin.yml DE: Prüfen Sie die Plugin-Load-Reihenfolge in plugin.yml

[1.2.7-RELEASE] - 2025-12-29

🔧 Critical Fixes & New Features

This release includes critical bug fixes for XP synchronization and Vault economy, plus a new Respawn to Lobby feature.

Fixed

  • Issue #45 - XP & Level Synchronization (Critical Fix): Complete rewrite of experience synchronization
    • ✅ Replaced unreliable setTotalExperience() with giveExp() as primary method
    • ✅ giveExp() is more reliable across all Minecraft versions (1.8-1.21.11)
    • ✅ Better error handling and verification with detailed logging
    • ✅ Automatic correction if experience doesn't match expected value
    • ✅ Prevents XP sync failures on all supported versions
    • ✅ Improved level calculation and synchronization
    • 🔧 Fixes Issue #43, #45 and XP sync problems across version range
    • 📝 Detailed logging for debugging XP sync issues
  • Issue #46 - Vault Balance de-sync on server shutdown: Fixed economy balance not being saved during shutdown
    • ✅ Enhanced shutdown save process to ensure Vault economy is available
    • ✅ Reconfigure economy integration before shutdown save
    • ✅ Added delay to ensure Vault is fully initialized before saving
    • ✅ Force balance refresh before save to get latest balance
    • ✅ Better error handling and logging during shutdown
    • ✅ Prevents economy balance loss on server restart
    • 🔧 Fixes Issue #46: Vault Balance de-sync on server shutdown

Added

  • Respawn to Lobby Feature: New feature to send players to lobby server after death/respawn
    • ✅ Automatically transfers players to lobby server after respawn
    • ✅ Uses existing BungeeCord integration and shared database
    • ✅ Configurable lobby server name
    • ✅ Saves player data before transfer to ensure data consistency
    • ✅ Smart detection to prevent transfers if already on lobby server
    • ✅ Requires BungeeCord integration to be enabled
    • 📝 Configuration: respawn_to_lobby.enabled and respawn_to_lobby.server in config.yml

Technical Details

  • XP Sync Method Change: Switched from setTotalExperience() to giveExp() for better compatibility
  • Why: setTotalExperience() has version-specific bugs, giveExp() works reliably everywhere
  • Verification: Added automatic verification and correction mechanism
  • Logging: Enhanced logging with before/after values for debugging
  • Shutdown Process: Improved economy save process with Vault reconfiguration and balance refresh
  • Respawn Handler: New PlayerRespawnEvent handler for lobby transfer functionality

[1.2.8-BETA] - 2025-12-29

🎉 Big Update - Major Improvements & API Migration

This release includes significant improvements, API migrations, and enhanced compatibility features.

Fixed

  • XP Synchronization (Critical Fix): Complete rewrite of experience synchronization
    • ✅ Replaced unreliable setTotalExperience() with giveExp() as primary method
    • ✅ giveExp() is more reliable across all Minecraft versions (1.8-1.21.11)
    • ✅ Better error handling and verification with detailed logging
    • ✅ Automatic correction if experience doesn't match expected value
    • ✅ Prevents XP sync failures on all supported versions
    • 🔧 Fixes Issue #43, #45 and XP sync problems across version range

Changed

  • Update Checker: Complete migration to CraftingStudio Pro API
    • ✅ Migrated from SpigotMC Legacy API to CraftingStudio Pro API
    • ✅ New API endpoint: https://craftingstudiopro.de/api/plugins/playerdatasync/latest
    • ✅ Uses plugin slug (playerdatasync) instead of resource ID
    • ✅ Improved JSON response parsing using Gson library
    • ✅ Better error handling for HTTP status codes (429 Rate Limit, etc.)
    • ✅ Enhanced update information with download URLs from API response
    • 📖 API Documentation: https://www.craftingstudiopro.de/docs/api
  • Plugin API Version: Updated to 1.13 for better modern API support
    • Minimum required Minecraft version: 1.13
    • Still supports versions 1.8-1.21.11 with automatic compatibility handling
    • Improved NamespacedKey support and modern Material API usage

Fixed

  • Version Compatibility: Fixed critical GRAY_STAINED_GLASS_PANE compatibility issue
    • ✅ Prevents fatal error on Minecraft 1.8-1.12 servers
    • ✅ Automatic version detection and Material selection
    • ✅ Uses STAINED_GLASS_PANE with durability value 7 for older versions (1.8-1.12)
    • ✅ Uses GRAY_STAINED_GLASS_PANE for modern versions (1.13+)
    • ✅ Filler item in inventory viewer now works correctly across all supported versions
  • Inventory Synchronization: Enhanced inventory sync reliability
    • ✅ Added updateInventory() calls after loading inventory, armor, and offhand
    • ✅ Improved client synchronization for all inventory types
    • ✅ Better inventory size validation (normalized to 36 slots for main inventory)
    • ✅ Improved enderchest size validation (normalized to 27 slots)
    • ✅ Better armor array normalization (ensures exactly 4 slots)
  • ItemStack Validation: Enhanced ItemStack sanitization and validation
    • ✅ Improved validation of item amounts (checks against max stack size)
    • ✅ Better handling of invalid stack sizes (clamps to max instead of removing)
    • ✅ Improved AIR item filtering
    • ✅ More robust error handling for corrupted items
  • Logging System: Complete logging overhaul
    • ✅ Replaced all System.err.println() calls with proper Bukkit logger
    • ✅ Replaced all printStackTrace() calls with proper logger.log() calls
    • ✅ Better log levels (WARNING/SEVERE instead of stderr for compatibility issues)
    • ✅ More consistent error messages across the codebase
    • ✅ Stack traces now properly logged through plugin logger
    • ✅ Improved logging for version compatibility issues

Improved

  • Code Quality: Significant improvements to error handling and resource management
    • ✅ Comprehensive exception handling with proper stack trace logging
    • ✅ Better debug logging throughout inventory operations
    • ✅ Improved client synchronization after inventory changes
    • ✅ Better resource management and cleanup
    • ✅ Enhanced error diagnostics throughout the codebase
  • Performance: Optimizations for inventory operations
    • ✅ Better item validation prevents unnecessary operations
    • ✅ Improved error recovery mechanisms
    • ✅ Enhanced memory management

Technical Details

  • API Migration: Complete rewrite of UpdateChecker class
    • Old: SpigotMC Legacy API (plain text response)
    • New: CraftingStudio Pro API (JSON response with Gson parsing)
    • Improved error handling for network issues and rate limits
  • Compatibility: Maintained support for Minecraft 1.8-1.21.11
    • Version-based feature detection and automatic disabling
    • Graceful degradation for unsupported features on older versions
    • Comprehensive version compatibility checking at startup

Breaking Changes

⚠️ Plugin API Version: Changed from 1.8 to 1.13

  • Plugins compiled with this version require at least Minecraft 1.13
  • Server administrators using 1.8-1.12 should continue using previous versions
  • Automatic legacy conversion may still work, but not guaranteed

Migration Guide

If upgrading from 1.2.6-RELEASE or earlier:

  1. No configuration changes required
  2. Update checker will now use CraftingStudio Pro API
  3. All existing data is compatible
  4. Recommended to test on a staging server first

[1.2.6-RELEASE] - 2025-12-29

Changed

  • Update Checker: Migrated to CraftingStudio Pro API
    • Updated from SpigotMC API to CraftingStudio Pro API (https://craftingstudiopro.de/api)
    • Now uses plugin slug instead of resource ID
    • Improved JSON response parsing for better update information
    • Better error handling for rate limits (429 responses)
    • API endpoint: /api/plugins/playerdatasync/latest

Fixed

  • Version Compatibility: Fixed GRAY_STAINED_GLASS_PANE compatibility issue for Minecraft 1.8-1.12
    • Added version check to use STAINED_GLASS_PANE with durability value 7 for older versions
    • Prevents fatal error when loading plugin on 1.8-1.12 servers
    • Filler item in inventory viewer now works correctly across all supported versions

[1.2.7-ALPHA] - 2025-12-29

Changed

  • Update Checker: Migrated to CraftingStudio Pro API
    • Updated from SpigotMC API to CraftingStudio Pro API (https://craftingstudiopro.de/api)
    • Now uses plugin slug instead of resource ID
    • Improved JSON response parsing for better update information
    • Better error handling for rate limits (429 responses)
    • API endpoint: /api/plugins/playerdatasync/latest

Fixed

  • Version Compatibility: Fixed GRAY_STAINED_GLASS_PANE compatibility issue for Minecraft 1.8-1.12
    • Added version check to use STAINED_GLASS_PANE with durability value 7 for older versions
    • Prevents fatal error when loading plugin on 1.8-1.12 servers
    • Filler item in inventory viewer now works correctly across all supported versions

[1.2.6-ALPHA] - 2025-12-29

Improved

  • Inventory Synchronization: Significantly improved inventory sync reliability
    • Added updateInventory() call after loading inventory, armor, and offhand to ensure client synchronization
    • Improved inventory size validation (normalized to 36 slots for main inventory)
    • Improved enderchest size validation (normalized to 27 slots)
    • Better armor array normalization (ensures exactly 4 slots)
    • Enhanced error handling with detailed logging and stack traces
    • Added debug logging for successful inventory loads
  • ItemStack Validation: Enhanced ItemStack sanitization
    • Improved validation of item amounts (checks against max stack size)
    • Better handling of invalid stack sizes (clamps to max stack size instead of removing)
    • Improved AIR item filtering
    • More robust error handling for corrupted items
  • Logging System: Improved logging consistency
    • Replaced all System.err.println() calls with proper Bukkit logger
    • Replaced all printStackTrace() calls with proper logger.log() calls
    • Better log levels (WARNING instead of stderr for compatibility issues)
    • More consistent error messages across the codebase
    • Improved logging for version compatibility issues
    • Stack traces now properly logged through plugin logger instead of printStackTrace()
  • Code Quality: Further improvements to error handling
    • Added comprehensive exception handling with stack traces
    • Better debug logging throughout inventory operations
    • Improved client synchronization after inventory changes
    • Better resource management and cleanup

Fixed

  • Inventory Sync Issues: Fixed cases where inventory changes weren't synchronized with client
  • ItemStack Validation: Fixed potential issues with invalid item amounts and stack sizes
  • Logging: Fixed inconsistent logging using System.err instead of proper logger

[1.2.5-SNAPSHOT] - 2025-12-29

Fixed

  • Issue #45 - XP Sync Not Working: Fixed experience synchronization not working
    • Improved applyExperience() method with proper reset before setting experience
    • Added verification to ensure experience is set correctly
    • Added fallback mechanism using giveExp() if setTotalExperience() doesn't work
    • Better error handling with detailed logging and stack traces
    • Now works reliably across all Minecraft versions (1.8-1.21.11)

Improved

  • Code Quality: Fixed deprecated method usage and improved compatibility
    • Replaced deprecated URL(String) constructor with URI.toURL() for better Java 20+ compatibility
    • Replaced deprecated PotionEffectType.getName() with getKey().getKey() for better compatibility
    • Improved PotionEffectType.getByName() usage with NamespacedKey fallback
    • Replaced deprecated getMaxHealth() with Attribute system where available
    • Improved getOfflinePlayer(String) usage with better error handling
    • Added @SuppressWarnings annotations for necessary deprecated method usage
    • Cleaned up unused imports and improved code organization

[1.2.4-SNAPSHOT] - 2025-12-29

Added

  • Extended Version Support: Full compatibility with Minecraft 1.8 to 1.21.11
    • Comprehensive version detection and compatibility checking
    • Maven build profiles for all major Minecraft versions (1.8, 1.9-1.16, 1.17, 1.18-1.20, 1.21+)
    • Automatic feature detection and disabling based on server version
    • VersionCompatibility utility class for runtime version checks
  • Project Structure Reorganization: Complete package restructuring
    • Organized code into logical packages: core, database, integration, listeners, managers, utils, commands, api
    • Improved code maintainability and organization
    • All imports and package declarations updated accordingly
  • Version-Based Feature Management: Automatic feature disabling
    • Offhand sync automatically disabled on 1.8 (requires 1.9+)
    • Attribute sync automatically disabled on 1.8 (requires 1.9+)
    • Advancement sync automatically disabled on 1.8-1.11 (requires 1.12+)
    • Features are checked and disabled during plugin initialization

Fixed

  • Issue #43 - Experience Synchronization Error: Fixed experience synchronization issues
    • Initial fix for experience synchronization problems
    • Added validation for negative experience values
  • Issue #42 - Vault Reset on Server Restart: Fixed economy balance not being restored on server restart
    • Economy integration is now reconfigured during shutdown to ensure availability
    • Balance restoration with 5-tick delay and retry mechanism
    • Improved Vault provider availability checking
  • Issue #41 - Potion Effect on Death: Fixed potion effects being restored after death
    • Effects are only restored if player is not dead or respawning
    • Added death/respawn state checking before effect restoration
    • Effects are properly cleared on death as expected
  • Issue #40 - Heartbeat HTTP 500: Improved error handling for HTTP 500 errors
    • Enhanced error handling with detailed logging
    • Specific error messages for different HTTP status codes (400, 401, 404, 500+)
    • Connection timeout and socket timeout handling
    • Better debugging information for API issues

Changed

  • Minecraft Version Support: Extended from 1.20.4-1.21.9 to 1.8-1.21.11
    • Default Java version set to 8 for maximum compatibility
    • Maven profiles for different Java versions (8, 16, 17, 21)
    • Plugin API version set to 1.8 (lowest supported version)
  • Build System: Enhanced Maven configuration
    • Compiler plugin now uses variables for source/target versions
    • Multiple build profiles for different Minecraft versions
    • Proper Java version handling per Minecraft version
  • Code Organization: Complete package restructure
    • core/: Main plugin class (PlayerDataSync)
    • database/: Database management (DatabaseManager, ConnectionPool)
    • integration/: Plugin integrations (EditorIntegrationManager, InventoryViewerIntegrationManager)
    • listeners/: Event listeners (PlayerDataListener, ServerSwitchListener)
    • managers/: Manager classes (AdvancementSyncManager, BackupManager, ConfigManager, MessageManager)
    • utils/: Utility classes (InventoryUtils, OfflinePlayerData, PlayerDataCache, VersionCompatibility)
    • commands/: Command handlers (SyncCommand)
    • api/: API and update checker (UpdateChecker)
  • Version Compatibility Checking: Enhanced startup version validation
    • Detects Minecraft version range (1.8 to 1.21.11)
    • Logs feature availability based on version
    • Provides warnings for unsupported versions
    • Tests critical API methods with version checks

Technical Details

  • Build Profiles:
    • mvn package -Pmc-1.8 for Minecraft 1.8 (Java 8)
    • mvn package -Pmc-1.9 through -Pmc-1.16 for 1.9-1.16 (Java 8)
    • mvn package -Pmc-1.17 for Minecraft 1.17 (Java 16)
    • mvn package -Pmc-1.18 through -Pmc-1.20 for 1.18-1.20 (Java 17)
    • mvn package -Pmc-1.21 for Minecraft 1.21+ (Java 21) - Default
  • Code Quality: Improved error handling and version compatibility
  • Resource Management: Better cleanup and memory management
  • Exception Handling: More specific error messages and recovery mechanisms

Compatibility

  • Minecraft 1.8: Full support (some features disabled)
  • Minecraft 1.9-1.11: Full support (advancements disabled)
  • Minecraft 1.12-1.16: Full support
  • Minecraft 1.17: Full support
  • Minecraft 1.18-1.20: Full support
  • Minecraft 1.21-1.21.11: Full support

[Unreleased] - 2025-01-14

Fixed

  • API Server ID: Fixed "Missing server_id" error in heartbeat and API requests
    • Changed JSON field name from "serverId" (camelCase) to "server_id" (snake_case) in all API payloads
    • Improved server_id resolution from config file with better fallback handling
    • Added detailed logging to track which server_id source is being used
    • Fixed server_id not being read correctly from server.id config option
    • All API endpoints (heartbeat, token, snapshot) now correctly send server_id

Added

  • Message Configuration: New option to disable sync messages
    • Added messages.show_sync_messages config option (default: true)
    • When set to false, all sync-related messages (loading, saving, server switch) are disabled
    • Prevents empty messages from being sent when message strings are empty
    • Works in conjunction with existing permission system

Changed

  • API Integration: All JSON payloads now use snake_case for server_id field
    • buildHeartbeatPayload(): Uses "server_id" instead of "serverId"
    • buildTokenPayload(): Uses "server_id" instead of "serverId"
    • buildSnapshotPayload(): Uses "server_id" instead of "serverId"
  • Server ID Resolution: Enhanced resolution logic with better error handling
    • Checks environment variables first, then system properties, then ConfigManager, then direct config
    • Always ensures a valid server_id is returned (never null or empty)
    • Added comprehensive logging for debugging server_id resolution

Configuration

  • New Settings:
    • messages.show_sync_messages: Control whether sync messages are shown to players (default: true)

[1.1.7-SNAPSHOT] - 2025-01-05

Added

  • Extended Version Support: Full compatibility with Minecraft 1.20.4 to 1.21.9
    • Comprehensive version detection and compatibility checking
    • Maven build profiles for different Minecraft versions
    • Enhanced startup version validation
  • Enhanced Message System: Improved localization support
    • Added parameter support to MessageManager (get(String key, String... params))
    • Support for both indexed ({0}, {1}) and named ({version}, {error}, {url}) placeholders
    • Dynamic message content with variable substitution
  • Version Compatibility Fixes: Robust ItemStack deserialization
    • Safe deserialization methods (safeItemStackArrayFromBase64, safeItemStackFromBase64)
    • Graceful handling of version-incompatible ItemStack data
    • Individual item error handling to prevent complete deserialization failures
    • Fallback mechanisms for corrupted or incompatible data
  • Enhanced Update Checker: Improved console messaging
    • Localized update checker messages in German and English
    • Better error handling with specific error messages
    • Configurable update checking with proper console feedback
    • Dynamic content in update notifications (version numbers, URLs)

Changed

  • Java Version: Upgraded from Java 17 to Java 21 for optimal performance
  • Minecraft Version: Updated default target to Minecraft 1.21
  • Plugin Metadata: Enhanced plugin.yml with proper authors array and load: STARTUP
  • Version Compatibility: Comprehensive support for 1.20.4 through 1.21.9
  • Message Handling: All hardcoded messages replaced with localized MessageManager calls
  • Error Recovery: Better handling of version compatibility issues

Fixed

  • Critical Version Compatibility: Fixed "Newer version! Server downgrades are not supported!" errors
    • ItemStack deserialization now handles version mismatches gracefully
    • Individual items that can't be deserialized are skipped instead of crashing
    • Empty arrays returned as fallback for completely failed deserialization
  • MessageManager Compilation: Fixed "Method get cannot be applied to given types" errors
    • Added overloaded get method with parameter support
    • Proper parameter replacement for dynamic content
    • Backward compatibility with existing get(String key) method
  • Update Checker Messages: Fixed missing console messages
    • All update checker events now display proper localized messages
    • Dynamic content (version numbers, URLs) properly integrated
    • Better error reporting for different failure scenarios
  • Database Loading: Enhanced error handling for corrupted inventory data
    • Safe deserialization prevents server crashes from version issues
    • Partial data recovery when some items are incompatible
    • Better logging for version compatibility issues

Security

  • Data Validation: Enhanced ItemStack validation and sanitization
  • Error Handling: Graceful degradation for corrupted or incompatible data
  • Version Safety: Protection against version-related crashes

Performance

  • Memory Efficiency: Better handling of large ItemStack arrays
  • Error Recovery: Faster recovery from deserialization failures
  • Resource Management: Improved cleanup of failed operations

Compatibility

  • Minecraft 1.20.4: Full support confirmed
  • Minecraft 1.20.5: Full support confirmed
  • Minecraft 1.20.6: Full support confirmed
  • Minecraft 1.21.0: Full support confirmed
  • Minecraft 1.21.1: Full support confirmed
  • Minecraft 1.21.2: Full support confirmed
  • Minecraft 1.21.3: Full support confirmed
  • Minecraft 1.21.4: Full support confirmed
  • Minecraft 1.21.5: Full support confirmed
  • Minecraft 1.21.6: Full support confirmed
  • Minecraft 1.21.7: Full support confirmed
  • Minecraft 1.21.8: Full support confirmed
  • Minecraft 1.21.9: Full support confirmed

Configuration

  • New Messages:
    • loaded: "Player data loaded successfully" / "Spielerdaten erfolgreich geladen"
    • load_failed: "Failed to load player data" / "Fehler beim Laden der Spielerdaten"
    • update_check_disabled: "Update checking is disabled" / "Update-Prüfung ist deaktiviert"
    • update_check_timeout: "Update check timed out" / "Update-Prüfung ist abgelaufen"
    • update_check_no_internet: "No internet connection for update check" / "Keine Internetverbindung für Update-Prüfung"
    • update_download_url: "Download at: {url}" / "Download unter: {url}"

Commands

  • Enhanced Commands:
    • All commands now use localized messages with parameter support
    • Better error reporting with dynamic content
    • Improved user feedback for all operations

Technical Details

  • Build System: Maven profiles for different Minecraft versions
    • mvn package -Pmc-1.20.4 for Minecraft 1.20.4 (Java 17)
    • mvn package -Pmc-1.21 for Minecraft 1.21 (Java 21) - Default
    • mvn package -Pmc-1.21.1 for Minecraft 1.21.1 (Java 21)
  • Code Quality: Enhanced error handling and parameter validation
  • Resource Management: Better cleanup and memory management
  • Exception Handling: More specific error messages and recovery mechanisms
  • Debugging: Enhanced diagnostic information and version compatibility logging

Added

  • Backup System: Complete backup and restore functionality
    • Automatic daily backups with configurable retention
    • Manual backup creation via /sync backup create
    • Backup restoration via /sync restore <player> [backup_id]
    • SQL dump generation for database backups
    • ZIP compression for file backups
    • Backup listing and management commands
  • Performance Caching: In-memory player data cache
    • Configurable cache size and TTL (Time-To-Live)
    • LRU (Least Recently Used) eviction policy
    • Optional compression for memory optimization
    • Cache statistics and management via /sync cache
  • Enhanced Performance Monitoring
    • Detailed save/load time tracking
    • Connection pool statistics
    • Performance metrics logging
    • Slow operation detection and warnings
  • Improved Update Checker
    • Configurable timeout settings
    • Better error handling for network issues
    • Download link in update notifications
    • User-Agent header for API requests
  • Emergency Configuration System
    • Automatic config file creation if missing
    • Fallback configuration generation
    • Debug information for configuration issues
    • Multi-layer configuration loading approach

Changed

  • Achievement Sync Limits: Increased limits for Minecraft's 1000+ achievements
    • MAX_COUNT_ATTEMPTS: 1000 → 2000
    • MAX_ACHIEVEMENTS: 1000 → 2000
    • MAX_PROCESSED: 2000 → 3000
    • Large amount warning threshold: 500 → 1500
  • Database Performance: Enhanced connection pooling
    • Exponential backoff for connection acquisition
    • Increased total timeout to 10 seconds
    • Better connection pool exhaustion handling
  • Inventory Utilities: Improved ItemStack handling
    • Integrated sanitization and validation
    • Better corruption data handling
    • Enhanced Base64 serialization/deserialization
  • Configuration Management: Robust config loading
    • Multiple fallback mechanisms
    • Emergency configuration creation
    • Better error diagnostics

Fixed

  • Critical Achievement Bug: Fixed infinite loop in achievement counting
    • Added hard limits to prevent server freezes
    • Implemented timeout-based processing
    • Better error handling and logging
  • Database Parameter Error: Fixed "No value specified for parameter 20" error
    • Corrected SQL REPLACE INTO statement
    • Added missing advancements and server_id parameters
    • Fixed PreparedStatement parameter setting
  • Slow Save Detection: Optimized achievement serialization
    • Reduced processing time for large achievement counts
    • Added performance monitoring
    • Implemented batch processing with timeouts
  • Configuration Loading: Fixed empty config.yml issue
    • Added multiple fallback mechanisms
    • Emergency configuration generation
    • Better resource loading handling
  • Compilation Errors: Fixed missing imports
    • Added java.io.File and java.io.FileWriter imports
    • Resolved Date ambiguity in BackupManager
    • Fixed try-catch block nesting issues

Security

  • Enhanced Data Validation: Improved ItemStack sanitization
  • Audit Logging: Better security event tracking
  • Error Recovery: Graceful handling of corrupted data

Performance

  • Memory Optimization: Cache compression and TTL management
  • Database Efficiency: Connection pooling and batch processing
  • Async Operations: Non-blocking backup and save operations
  • Resource Management: Better memory and connection cleanup

Compatibility

  • Minecraft 1.21.5: Full support for Paper 1.21.5
  • Legacy Support: Maintained compatibility with 1.20.x
  • API Compatibility: Proper handling of version differences
  • Database Compatibility: Support for MySQL, SQLite, and PostgreSQL

Configuration

  • New Settings:
    • performance.cache_ttl: Cache time-to-live in milliseconds
    • performance.cache_compression: Enable cache compression
    • update_checker.timeout: Connection timeout for update checks
    • performance.max_achievements_per_player: Increased to 2000
    • server.id: Unique server identifier for multi-server setups

Commands

  • New Commands:
    • /sync backup create: Create manual backup
    • /sync restore <player> [backup_id]: Restore from backup
    • /sync cache clear: Clear performance statistics
  • Enhanced Commands:
    • /sync cache: Now shows performance and connection pool stats
    • /sync status: Improved status reporting
    • /sync reload: Better configuration reload handling

Technical Details

  • Code Quality: Improved error handling and logging
  • Resource Management: Better cleanup and memory management
  • Exception Handling: More specific error messages and recovery
  • Debugging: Enhanced diagnostic information and logging

[1.1.4] - 2024-12-XX

Added

  • Initial release with basic player data synchronization
  • MySQL and SQLite database support
  • Basic configuration system
  • Player event handling (join, quit, world change, death)
  • Sync command with basic functionality

Features

  • Coordinate synchronization
  • Experience (XP) synchronization
  • Gamemode synchronization
  • Inventory synchronization
  • Enderchest synchronization
  • Armor synchronization
  • Offhand synchronization
  • Health and hunger synchronization
  • Potion effects synchronization
  • Achievements synchronization
  • Statistics synchronization
  • Attributes synchronization

[1.1.3] - 2024-12-XX

Fixed

  • Various bug fixes and stability improvements
  • Database connection handling improvements
  • Better error messages and logging

[1.1.2] - 2024-12-XX

Fixed

  • Configuration loading issues
  • Database parameter errors
  • Achievement sync problems

[1.1.1] - 2024-12-XX

Fixed

  • Initial bug fixes and improvements
  • Better error handling

[1.1.0] - 2024-12-XX

Added

  • Initial stable release
  • Core synchronization features
  • Basic configuration system
  • Database support

[1.0.0] - 2024-12-XX

Added

  • Initial development release
  • Basic plugin structure
  • Core functionality implementation
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