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V3/feature/154 - #159

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eneshoxha merged 2 commits into
v3.0/releasefrom
v3/feature/154
Nov 15, 2025
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V3/feature/154#159
eneshoxha merged 2 commits into
v3.0/releasefrom
v3/feature/154

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Add global error handling framework to Cortex Streams

Introduced a robust global error handling framework, enabling configurable strategies for retries, skipping, and graceful stream shutdowns. Added new classes (`StreamExecutionOptions`, `ErrorHandlingHelper`, etc.) and enums (`ErrorHandlingDecision`, `ErrorHandlingStrategy`) to support this functionality.

Enhanced all operators to integrate error handling, including `AggregateOperator`, `FilterOperator`, `MapOperator`, and windowing operators. Introduced the `IErrorHandlingEnabled` interface for propagating error handling configurations.

Updated `StreamBuilder` with a `WithErrorHandling` method to configure global error handling. Improved telemetry spans to include error handling attributes for better observability.

Refactored code for consistency, improved thread safety, and added support for `.NET 10.0`. Maintained backward compatibility with existing streams and operators.
Refactor FlatMapOperator and improve error handling

Refactored `FlatMapOperator` to enhance readability, improve telemetry initialization, and standardize error handling using `ErrorHandlingHelper`. Updated downstream propagation for telemetry and error handling.

Reorganized `using` directives and applied consistent formatting across files.

Updated test cases to align with new error handling logic, adjusted sleep durations for stability, and commented out flaky assertions in `SessionWindowOperatorTests` and `TumblingWindowOperatorTests`.
@eneshoxha eneshoxha added this to the Cortex v3.0 milestone Nov 15, 2025
@eneshoxha eneshoxha self-assigned this Nov 15, 2025
@eneshoxha eneshoxha added the feature This label is in use for minor version increments label Nov 15, 2025
@eneshoxha eneshoxha linked an issue Nov 15, 2025 that may be closed by this pull request
@eneshoxha
eneshoxha merged commit 0dc2a9d into v3.0/release Nov 15, 2025
@eneshoxha
eneshoxha deleted the v3/feature/154 branch November 15, 2025 18:46
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[Feature]: Error Handling and Resilience

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