org.apache.flume.channel

Class ChannelProcessor

java.lang.Object

org.apache.flume.channel.ChannelProcessor

All Implemented Interfaces:

Configurable

public class ChannelProcessor
extends Object
implements Configurable

A channel processor exposes operations to put Events into Channels. These operations will propagate a ChannelException if any errors occur while attempting to write to required channels.

Each channel processor instance is configured with a ChannelSelector instance that specifies which channels are required and which channels are optional.

Constructor Summary

Constructors

Constructor and Description
ChannelProcessor(ChannelSelector selector)

Method Summary

Modifier and Type	Method and Description
void	close()
void	configure(Context context) The Context of the associated Source is passed.
ChannelSelector	getSelector()
void	initialize()
void	processEvent(Event event) Attempts to put the given event into each configured channel.
void	processEventBatch(List<Event> events) Attempts to put the given events into each configured channel.

Methods inherited from class java.lang.Object

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

Constructor Detail

ChannelProcessor

public ChannelProcessor(ChannelSelector selector)

Method Detail

initialize

public void initialize()

close

public void close()

configure

public void configure(Context context)

The Context of the associated Source is passed.

Specified by:

configure in interface Configurable

Parameters:

context -

getSelector

public ChannelSelector getSelector()

processEventBatch

public void processEventBatch(List<Event> events)

Attempts to put the given events into each configured channel. If any required channel throws a ChannelException, that exception will be propagated.

Note that if multiple channels are configured, some Transactions may have already been committed while others may be rolled back in the case of an exception.

Parameters:

events - A list of events to put into the configured channels.

Throws:

ChannelException - when a write to a required channel fails.

processEvent

public void processEvent(Event event)

Attempts to put the given event into each configured channel. If any required channel throws a ChannelException, that exception will be propagated.

Note that if multiple channels are configured, some Transactions may have already been committed while others may be rolled back in the case of an exception.

Parameters:

event - The event to put into the configured channels.

Throws:

ChannelException - when a write to a required channel fails.