com.amazonaws.services.kinesis.clientlibrary.lib.worker

Class MetricsCollectingTaskDecorator

java.lang.Object

com.amazonaws.services.kinesis.clientlibrary.lib.worker.MetricsCollectingTaskDecorator

All Implemented Interfaces:

ITask, Callable<TaskResult>

public class MetricsCollectingTaskDecorator
extends Object
implements ITask

Decorates an ITask and reports metrics about its timing and success/failure.

Constructor Summary

Constructors

Constructor and Description
MetricsCollectingTaskDecorator(ITask other, IMetricsFactory factory) Constructor.

Method Summary

Modifier and Type	Method and Description
TaskResult	call() Perform task logic.
TaskType	getTaskType()
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

MetricsCollectingTaskDecorator

public MetricsCollectingTaskDecorator(ITask other,
                                      IMetricsFactory factory)

Constructor.

Parameters:

other - task to report metrics on

factory - IMetricsFactory to use

Method Detail

call

public TaskResult call()

Perform task logic. E.g. perform set up (e.g. fetch records) and invoke a callback (e.g. processRecords() API).

Specified by:

call in interface ITask

Specified by:

call in interface Callable<TaskResult>

Returns:

TaskResult (captures any exceptions encountered during execution of the task)

getTaskType

public TaskType getTaskType()

Specified by:

getTaskType in interface ITask

Returns:

TaskType

toString

public String toString()

Overrides:

toString in class Object