| Name | Description | Type | Package | Framework |
| PipelineCallable | A specialization of Callable that executes some sequential logic on the client machine as part of an overall Crunch pipeline in order to generate zero or more outputs, some of | Class | org.apache.crunch | Apache Crunch |
| PipelineCallable .Status | Class | org.apache.crunch.PipelineCallable | Apache Crunch | |