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Scheduled Task Management
Tasks now have static references for proper tracking & cancellation,
Prevented duplicate tasks from running at the same time,
Shutdown-aware: Tasks now respect a shutdown flag,
Proper Shutdown Sequence
closeServices() now has a timeout + forced shutdown fallback,
isShuttingDown flag prevents late-executing tasks,
Clean & orderly service shutdown guaranteed,
Robust Error Handling
Each task wrapped in its own try-catch – no more one-failure crashes all!,
Improved logging to capture issues fast,
Player data saving now safe & doesn't break shutdown,
Enhanced Memory Cleanup
Memory usage now monitored before/after GC, Multiple GC cycles triggered only under high memory pressure,
Safer cache clearing with null checks & timed purging,
Graceful Executor Shutdown
Executors await proper termination with timeout fallback,
Handles interrupt signals to prevent hangs,
Extra Improvements
More logs for better debugging,
Tracks success/failure of player & system data saves,
Safer background thread interruptions, Clearer service start/stop flags to avoid race conditions,
MAJOR Memory Leak Fixes
Tasks tracked via Future<?> for easier cancellation,
Tasks check isShuttingDown before running,
Forced memory cleanup only under pressure,
Performance Upgrades
Smarter memory reporting: