@Override
public void onTrigger(final ProcessContext context, final ProcessSession session)
throws ProcessException {
channel.setSession(session);
try {
sink.process();
} catch (EventDeliveryException ex) {
throw new ProcessException("Flume event delivery failed", ex);
}
}
@OnScheduled
public void onScheduled(final SchedulingContext context) {
try {
channel = new NifiSinkSessionChannel(SUCCESS, FAILURE);
channel.start();
sink =
SINK_FACTORY.create(
context.getProperty(SOURCE_NAME).getValue(),
context.getProperty(SINK_TYPE).getValue());
sink.setChannel(channel);
String flumeConfig = context.getProperty(FLUME_CONFIG).getValue();
String agentName = context.getProperty(AGENT_NAME).getValue();
String sinkName = context.getProperty(SOURCE_NAME).getValue();
Configurables.configure(sink, getFlumeSinkContext(flumeConfig, agentName, sinkName));
sink.start();
} catch (Throwable th) {
getLogger().error("Error creating sink", th);
throw Throwables.propagate(th);
}
}
@OnStopped
public void stopped() {
sink.stop();
channel.stop();
}