org.apache.flume.sink
Class LoggerSink

java.lang.Object
  org.apache.flume.sink.AbstractSink
      org.apache.flume.sink.LoggerSink

All Implemented Interfaces:

Configurable, LifecycleAware, NamedComponent, Sink

public class LoggerSink
extends AbstractSink
implements Configurable

A Sink implementation that logs all events received at the INFO level to the org.apache.flume.sink.LoggerSink logger.

WARNING: Logging events can potentially introduce performance degradation.

Configuration options

This sink has no configuration parameters.

Metrics

TODO

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.flume.Sink

Sink.Status

Field Summary

static int	DEFAULT_MAX_BYTE_DUMP
static String	MAX_BYTES_DUMP_KEY

Constructor Summary

LoggerSink()

Method Summary

void	configure(Context context) Request the implementing class to (re)configure itself.
Sink.Status	process() Requests the sink to attempt to consume data from attached channel

Methods inherited from class org.apache.flume.sink.AbstractSink

getChannel, getLifecycleState, getName, setChannel, setName, start, stop, toString

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_MAX_BYTE_DUMP

public static final int DEFAULT_MAX_BYTE_DUMP

See Also:

Constant Field Values

MAX_BYTES_DUMP_KEY

public static final String MAX_BYTES_DUMP_KEY

See Also:

Constant Field Values

Constructor Detail

LoggerSink

public LoggerSink()

Method Detail

configure

public void configure(Context context)

Description copied from interface: Configurable

Request the implementing class to (re)configure itself.

When configuration parameters are changed, they must be reflected by the component asap.

There are no thread safety guarrantees on when configure might be called.

Specified by:

configure in interface Configurable

process

public Sink.Status process()
                    throws EventDeliveryException

Description copied from interface: Sink

Requests the sink to attempt to consume data from attached channel

Note: This method should be consuming from the channel within the bounds of a Transaction. On successful delivery, the transaction should be committed, and on failure it should be rolled back.

Specified by:

process in interface Sink

Returns:

READY if 1 or more Events were successfully delivered, BACKOFF if no data could be retrieved from the channel feeding this sink

Throws:

EventDeliveryException - In case of any kind of failure to deliver data to the next hop destination.