Package org.apache.beam.fn.harness.control

Control service client and individual request handlers.

Interface Summary

Interface	Description
BundleProgressReporter	Reports metrics related to bundle processing.
BundleProgressReporter.Registrar	Maintains a set of BundleProgressReporters.
BundleSplitListener	Listens to splits happening to a single bundle application.
ExecutionStateSampler.ExecutionState	An ExecutionStateSampler.ExecutionState represents the current state of an execution thread.
Metrics.BundleCounter	A Counter that is designed to report intermediate and final results and can be re-used after being reset.
Metrics.BundleDistribution	A Distribution that is designed to report intermediate and final results and can be re-used after being reset.

Class Summary

Class	Description
BeamFnControlClient	A client for the Beam Fn Control API.
BundleProgressReporter.InMemory	An in-memory bundle progress reporter and registrar.
BundleSplitListener.InMemory	A BundleSplitListener which gathers all splits produced and stores them in memory.
ExecutionStateSampler	Monitors the execution of one or more execution threads.
ExecutionStateSampler.ExecutionStateTrackerStatus
FinalizeBundleHandler	A bundle finalization handler that expires entries after a specified amount of time.
HarnessMonitoringInfosInstructionHandler	Processes BeamFnApi.InstructionRequest's BeamFnApi.HarnessMonitoringInfosResponse
Metrics
ProcessBundleHandler	Processes BeamFnApi.ProcessBundleRequests and BeamFnApi.ProcessBundleSplitRequests.
ProcessBundleHandler.BundleProcessor	A container for the reusable information used to process a bundle.
ProcessBundleHandler.BundleProcessorCache	A cache for ProcessBundleHandler.BundleProcessors.