ds-sim - The Distributed Systems Simulator

Age	Commit message (Collapse)	Author
2025-06-20	Modernize codebase to use Java 21 features	Paul Buetow
	- Convert VS3Tupel and VSLamportTime to records for immutability - Use switch expressions with pattern matching in VSTimestampTriggeredEvent - Modernize exception handling with pattern matching in VSErrorHandler - Replace anonymous ActionListener with lambda in VSAboutFrame - Use formatted strings instead of concatenation in VSDummyProtocol - Add sealed hierarchy VSEventType for exhaustive pattern matching - Create VSSimulationConfig record for configuration management - Maintain backward compatibility with deprecated methods All 132 unit tests pass successfully with Java 21 features. 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>
2025-06-20	Implement proper exception hierarchy and consistent error handling	Paul Buetow
	- Create base exception classes: - VSSimulatorException: Base checked exception for all simulator errors - VSSimulatorRuntimeException: Base unchecked exception for unrecoverable errors - Refactor existing exceptions to extend from base class: - VSEventNotCopyableException: Now includes better error messages - VSParseIntegerVectorException: Added constructors with cause support - VSNegativeNumberException: Added field name and value parameters - Add new specific exception types: - VSConfigurationException: For configuration errors - VSSerializationException: For save/load operations - VSProcessException: For process-related errors - VSProtocolException: For protocol execution errors - Create VSErrorHandler utility class: - Centralized error logging and user notification - Consistent error handling patterns - Helper methods for warning and error dialogs - Update exception handling in code: - VSClassLoader: Better error messages and specific exception handling - Timestamp events: Catch RuntimeException for custom actions - All 132 unit tests pass 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>