How to use

getInstance

method

in

org.pentaho.di.core.logging.MetricsRegistry

public static List<MetricsSnapshotInterface> getResultsList( Metrics metric ) {
 List<MetricsSnapshotInterface> snapshots = new ArrayList<MetricsSnapshotInterface>();
 Map<String, Map<String, MetricsSnapshotInterface>> snapshotMaps =
  MetricsRegistry.getInstance().getSnapshotMaps();
 Iterator<Map<String, MetricsSnapshotInterface>> mapsIterator = snapshotMaps.values().iterator();
 while ( mapsIterator.hasNext() ) {
  Map<String, MetricsSnapshotInterface> map = mapsIterator.next();
  Iterator<MetricsSnapshotInterface> snapshotIterator = map.values().iterator();
  while ( snapshotIterator.hasNext() ) {
   MetricsSnapshotInterface snapshot = snapshotIterator.next();
   if ( snapshot.getMetric().equals( metric ) ) {
    snapshots.add( snapshot );
   }
  }
 }
 return snapshots;
}

public static Long getResult( Metrics metric ) {
 Map<String, Map<String, MetricsSnapshotInterface>> snapshotMaps =
  MetricsRegistry.getInstance().getSnapshotMaps();
 Iterator<Map<String, MetricsSnapshotInterface>> mapsIterator = snapshotMaps.values().iterator();
 while ( mapsIterator.hasNext() ) {
  Map<String, MetricsSnapshotInterface> map = mapsIterator.next();
  Iterator<MetricsSnapshotInterface> snapshotIterator = map.values().iterator();
  while ( snapshotIterator.hasNext() ) {
   MetricsSnapshotInterface snapshot = snapshotIterator.next();
   if ( snapshot.getMetric().equals( metric ) ) {
    return snapshot.getValue();
   }
  }
 }
 return null;
}

/**
 * Discard all the lines for the specified log channel id AND all the children.
 *
 * @param parentLogChannelId
 *          the parent log channel id to be removed along with all its children.
 */
public static void discardLines( String parentLogChannelId, boolean includeGeneralMessages ) {
 LoggingRegistry registry = LoggingRegistry.getInstance();
 MetricsRegistry metricsRegistry = MetricsRegistry.getInstance();
 List<String> ids = registry.getLogChannelChildren( parentLogChannelId );
 // Remove all the rows for these ids
 //
 LoggingBuffer bufferAppender = getInstance().appender;
 // int beforeSize = bufferAppender.size();
 for ( String id : ids ) {
  // Remove it from the central log buffer
  //
  bufferAppender.removeChannelFromBuffer( id );
  // Also remove the item from the registry.
  //
  registry.getMap().remove( id );
  metricsRegistry.getSnapshotLists().remove( id );
  metricsRegistry.getSnapshotMaps().remove( id );
 }
 // Now discard the general lines if this is required
 //
 if ( includeGeneralMessages ) {
  bufferAppender.removeGeneralMessages();
 }
}

Map<String, MetricsDuration> map = new HashMap<String, MetricsDuration>();
Queue<MetricsSnapshotInterface> metrics = MetricsRegistry.getInstance().getSnapshotList( logChannelId );

List<MetricsDuration> durations = new ArrayList<MetricsDuration>();
Queue<MetricsSnapshotInterface> metrics = MetricsRegistry.getInstance().getSnapshotList( logChannelId );
MetricsSnapshotInterface start = null;

for ( String logChannelId : logChannelIds ) {
 Queue<MetricsSnapshotInterface> snapshotList =
  MetricsRegistry.getInstance().getSnapshotLists().get( logChannelId );
 if ( snapshotList != null ) {
  Iterator<MetricsSnapshotInterface> iterator = snapshotList.iterator();
  MetricsRegistry.getInstance().getSnapshotMaps().get( logChannelId );
 if ( snapshotMap != null ) {
  synchronized ( snapshotMap ) {

 void cleanUp() {
  KettleClientEnvironment.reset();
  PluginRegistry.getInstance().reset();
  MetricsRegistry.getInstance().reset();
  ExtensionPointMap.getInstance().reset();
  if ( KettleLogStore.isInitialized() ) {
   KettleLogStore.getInstance().reset();
  }
  KettleLogStore.setLogChannelInterfaceFactory( new LogChannelFactory() );
  if ( Props.isInitialized() ) {
   Props.getInstance().reset();
  }
  KettleVFS.getInstance().reset();
  XMLHandlerCache.getInstance().clear();
  ValueMetaFactory.pluginRegistry = PluginRegistry.getInstance();
  // under no circumstance reset the LoggingRegistry
//    LoggingRegistry.getInstance().reset();
 }