io.druid.emitter.ambari.metrics

Class AmbariMetricsEmitter

java.lang.Object

org.apache.hadoop.metrics2.sink.timeline.AbstractTimelineMetricsSink

io.druid.emitter.ambari.metrics.AmbariMetricsEmitter

All Implemented Interfaces:

Emitter, Closeable, Flushable, AutoCloseable

public class AmbariMetricsEmitter
extends org.apache.hadoop.metrics2.sink.timeline.AbstractTimelineMetricsSink
implements Emitter

Field Summary

Fields inherited from class org.apache.hadoop.metrics2.sink.timeline.AbstractTimelineMetricsSink

COLLECTOR_PROPERTY, DEFAULT_POST_TIMEOUT_SECONDS, failedCollectorConnectionsCounter, LOG, mapper, MAX_METRIC_ROW_CACHE_SIZE, METRICS_POST_TIMEOUT_SECONDS, METRICS_SEND_INTERVAL, NUMBER_OF_SKIPPED_COLLECTOR_EXCEPTIONS, RPC_METRIC_NAME_SUFFIX, RPC_METRIC_PORT_SUFFIX, RPC_METRIC_PREFIX, SKIP_COUNTER_TRANSFROMATION, SSL_KEYSTORE_PASSWORD_PROPERTY, SSL_KEYSTORE_PATH_PROPERTY, SSL_KEYSTORE_TYPE_PROPERTY, TAGS_FOR_PREFIX_PROPERTY_PREFIX, WS_V1_TIMELINE_METRICS

Constructor Summary

Constructors

Constructor and Description
AmbariMetricsEmitter(AmbariMetricsEmitterConfig config, List<Emitter> emitterList)

Method Summary

Modifier and Type	Method and Description
void	close()
void	emit(Event event)
void	flush()
protected String	getCollectorUri()
protected int	getTimeoutSeconds()
protected static String	sanitize(String namespace)
void	start()

Methods inherited from class org.apache.hadoop.metrics2.sink.timeline.AbstractTimelineMetricsSink

cleanupInputStream, emitMetrics, emitMetricsJson, getConnection, getSSLConnection, loadTruststore

Methods inherited from class java.lang.Object

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

Constructor Detail

AmbariMetricsEmitter

public AmbariMetricsEmitter(AmbariMetricsEmitterConfig config,
                            List<Emitter> emitterList)

Method Detail

start

public void start()

Specified by:

start in interface Emitter

emit

public void emit(Event event)

Specified by:

emit in interface Emitter

getCollectorUri

protected String getCollectorUri()

Specified by:

getCollectorUri in class org.apache.hadoop.metrics2.sink.timeline.AbstractTimelineMetricsSink

getTimeoutSeconds

protected int getTimeoutSeconds()

Specified by:

getTimeoutSeconds in class org.apache.hadoop.metrics2.sink.timeline.AbstractTimelineMetricsSink

flush

public void flush()
           throws IOException

Specified by:

flush in interface Emitter

Specified by:

flush in interface Flushable

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface Emitter

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Throws:

IOException

sanitize

protected static String sanitize(String namespace)