org.apache.camel.component.hdfs

Class HdfsConsumer

java.lang.Object

org.apache.camel.support.ServiceSupport

org.apache.camel.impl.DefaultConsumer

org.apache.camel.impl.ScheduledPollConsumer

org.apache.camel.component.hdfs.HdfsConsumer

All Implemented Interfaces:

Runnable, Consumer, PollingConsumerPollingStrategy, Service, ShutdownableService, StatefulService, SuspendableService

public final class HdfsConsumer
extends ScheduledPollConsumer

Field Summary

Fields inherited from class org.apache.camel.impl.DefaultConsumer

log

Fields inherited from class org.apache.camel.support.ServiceSupport

shutdown, shuttingdown, started, starting, stopped, stopping, suspended, suspending

Constructor Summary

Constructors

Constructor and Description
HdfsConsumer(HdfsEndpoint endpoint, Processor processor, HdfsConfiguration config)

Method Summary

Methods

Modifier and Type	Method and Description
protected int	doPoll()
protected void	doStart() Implementations override this method to support customized start/stop.
HdfsEndpoint	getEndpoint() Gets the endpoint this Consumer consumes from.
protected int	poll() The polling method which is invoked periodically to poll this consumer

Methods inherited from class org.apache.camel.impl.ScheduledPollConsumer

afterPoll, beforePoll, doShutdown, doStop, doSuspend, getDelay, getInitialDelay, getPollStrategy, getRunLoggingLevel, getScheduledExecutorService, getTimeUnit, isPollAllowed, isPolling, isSendEmptyMessageWhenIdle, isStartScheduler, isUseFixedDelay, onInit, processEmptyMessage, run, setDelay, setInitialDelay, setPollStrategy, setRunLoggingLevel, setScheduledExecutorService, setSendEmptyMessageWhenIdle, setStartScheduler, setTimeUnit, setUseFixedDelay, startScheduler

Methods inherited from class org.apache.camel.impl.DefaultConsumer

getAsyncProcessor, getExceptionHandler, getProcessor, handleException, handleException, setExceptionHandler, toString

Methods inherited from class org.apache.camel.support.ServiceSupport

doResume, getStatus, getVersion, isRunAllowed, isStarted, isStarting, isStopped, isStopping, isSuspended, isSuspending, resume, shutdown, start, stop, suspend

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.camel.SuspendableService

isSuspended, resume, suspend

Methods inherited from interface org.apache.camel.Service

start, stop

Constructor Detail

HdfsConsumer

public HdfsConsumer(HdfsEndpoint endpoint,
            Processor processor,
            HdfsConfiguration config)

Method Detail

getEndpoint

public HdfsEndpoint getEndpoint()

Description copied from interface: Consumer

Gets the endpoint this Consumer consumes from.

Specified by:

getEndpoint in interface Consumer

Overrides:

getEndpoint in class DefaultConsumer

Returns:

the endpoint

doStart

protected void doStart()
                throws Exception

Description copied from class: ServiceSupport

Implementations override this method to support customized start/stop.

Important: See ServiceSupport.doStop() for more details.

Overrides:

doStart in class ScheduledPollConsumer

Throws:

Exception

See Also:

ServiceSupport.doStop()

poll

protected int poll()
            throws Exception

Description copied from class: ScheduledPollConsumer

The polling method which is invoked periodically to poll this consumer

Specified by:

poll in class ScheduledPollConsumer

Returns:

number of messages polled, will be 0 if no message was polled at all.

Throws:

Exception - can be thrown if an exception occurred during polling

doPoll

protected int doPoll()
              throws Exception

Throws:

Exception