org.eclipse.linuxtools.lttng.ui/src/org/eclipse/linuxtools/lttng/ui/views/statistics/evProcessor/AbstractStatsEventHandler.java

   1 /*******************************************************************************
   2  * Copyright (c) 2009 Ericsson
   3  *
   4  * All rights reserved. This program and the accompanying materials are
   5  * made available under the terms of the Eclipse Public License v1.0 which
   6  * accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *   Yann N. Dauphin     (dhaemon@gmail.com)  - Implementation for stats
  11  *******************************************************************************/
  12 package org.eclipse.linuxtools.lttng.ui.views.statistics.evProcessor;
  13
  14 import org.eclipse.linuxtools.lttng.core.event.LttngEvent;
  15 import org.eclipse.linuxtools.lttng.core.state.StateStrings.Events;
  16 import org.eclipse.linuxtools.lttng.core.state.evProcessor.ILttngEventProcessor;
  17 import org.eclipse.linuxtools.lttng.core.state.model.LttngTraceState;
  18 import org.eclipse.linuxtools.lttng.ui.views.statistics.model.StatisticsData;
  19 import org.eclipse.linuxtools.lttng.ui.views.statistics.model.StatisticsTreeRootFactory;
  20
  21 abstract class AbstractStatsEventHandler implements ILttngEventProcessor {
  22         private Events fEventType;
  23
  24         public AbstractStatsEventHandler(Events eventType) {
  25                 super();
  26                 fEventType = eventType;
  27         }
  28
  29         /**
  30          * @return root of of the tree for this experiment.
  31          */
  32         protected StatisticsData getStatisticsTree(LttngTraceState trcState) {
  33                 String experimentName = trcState.getContext().getExperimentName();
  34                 return StatisticsTreeRootFactory.getStatTree(experimentName);
  35         }
  36
  37         public Events getEventHandleType() {
  38                 return fEventType;
  39         }
  40
  41         protected void stepCount(LttngEvent event, LttngTraceState traceState) {
  42                 StatisticsData tree = getStatisticsTree(traceState);
  43                 tree.registerEvent(event, traceState);
  44         }
  45
  46 }