org.apache.flume.sink.solr.morphline
Class MorphlineInterceptor

java.lang.Object
  org.apache.flume.sink.solr.morphline.MorphlineInterceptor

All Implemented Interfaces:

Interceptor

public class MorphlineInterceptor
extends Object
implements Interceptor

Flume Interceptor that executes a morphline on events that are intercepted. Currently, there is a restriction in that the morphline must not generate more than one output record for each input event.

Nested Class Summary

static class

MorphlineInterceptor.Builder Builder implementations MUST have a public no-arg constructor

Constructor Summary

protected

MorphlineInterceptor(Context context)

Method Summary

void	close() Perform any closing / shutdown needed by the Interceptor.
void	initialize() Any initialization / startup needed by the Interceptor.
Event	intercept(Event event) Interception of a single Event.
List<Event>	intercept(List<Event> events) Interception of a batch of events.

Methods inherited from class java.lang.Object

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

Constructor Detail

MorphlineInterceptor

protected MorphlineInterceptor(Context context)

Method Detail

initialize

public void initialize()

Description copied from interface: Interceptor

Any initialization / startup needed by the Interceptor.

Specified by:

initialize in interface Interceptor

close

public void close()

Description copied from interface: Interceptor

Perform any closing / shutdown needed by the Interceptor.

Specified by:

close in interface Interceptor

intercept

public List<Event> intercept(List<Event> events)

Description copied from interface: Interceptor

Interception of a batch of events.

Specified by:

intercept in interface Interceptor

Parameters:

events - Input list of events

Returns:

Output list of events. The size of output list MUST NOT BE GREATER than the size of the input list (i.e. transformation and removal ONLY). Also, this method MUST NOT return null. If all events are dropped, then an empty List is returned.

intercept

public Event intercept(Event event)

Description copied from interface: Interceptor

Interception of a single Event.

Specified by:

intercept in interface Interceptor

Parameters:

event - Event to be intercepted

Returns:

Original or modified event, or null if the Event is to be dropped (i.e. filtered out).