| Interface | Description |
|---|---|
| Clock |
Mockable interface for tracking time.
|
| Class | Description |
|---|---|
| BlockingEnvelopeMap |
BlockingEnvelopeMap is a helper class for SystemConsumer implementations.
|
| NoOpMetricsRegistry |
MetricsRegistry implementation for when no actual metrics need to be
recorded but a registry is still required. |
| SinglePartitionWithoutOffsetsSystemAdmin |
A simple helper admin class that defines a single partition (partition 0) for
a given system.
|