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Viewing changes to lttng/org.eclipse.linuxtools.lttng.core.tests/src/org/eclipse/linuxtools/lttng/core/tests/headless/JniTraceTest.java

  • Committer: Package Import Robot
  • Author(s): Jakub Adam
  • Date: 2012-06-29 12:07:30 UTC
  • Revision ID: package-import@ubuntu.com-20120629120730-bfri1xys1i71dpn6
Tags: upstream-1.0.0
Import upstream version 1.0.0

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lttng/org.eclipse.linuxtools.lttng.core.tests/src/org/eclipse/linuxtools/lttng/core/tests/headless/JniTraceTest.java
 
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package org.eclipse.linuxtools.lttng.core.tests.headless;
 
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/*******************************************************************************
 
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 * Copyright (c) 2009 Ericsson
 
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 * 
 
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 * All rights reserved. This program and the accompanying materials are
 
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 * made available under the terms of the Eclipse Public License v1.0 which
 
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 * accompanies this distribution, and is available at
 
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 * http://www.eclipse.org/legal/epl-v10.html
 
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 * 
 
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 * Contributors:
 
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 *   William Bourque (wbourque@gmail.com) - Initial API and implementation
 
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 *******************************************************************************/
 
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import java.util.ArrayList;
 
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import org.eclipse.linuxtools.internal.lttng.jni.common.JniTime;
 
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import org.eclipse.linuxtools.lttng.jni.JniEvent;
 
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import org.eclipse.linuxtools.lttng.jni.JniMarkerField;
 
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import org.eclipse.linuxtools.lttng.jni.JniTrace;
 
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import org.eclipse.linuxtools.lttng.jni.factory.JniTraceFactory;
 
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@SuppressWarnings("nls")
 
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public class JniTraceTest {
 
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    public static void main(String[] args) {
 
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        // Path of the trace
 
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        final String TRACE_PATH = "/home/william/trace-614601events-nolost-newformat";
 
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        // *** Change this to run several time over the same trace
 
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        final int NB_OF_PASS = 1;
 
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        // *** Change this to true to parse all the events in the trace
 
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        //      Otherwise, events are just read
 
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        final boolean PARSE_EVENTS = true;
 
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        // Work variables
 
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        JniTrace tmptrace = null;
 
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        JniEvent tmpevent = null;
 
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        Long nbEvent = 0L;
 
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        try {
 
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                // Get the trace from the Factory... 
 
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                //      This assume the path is correct and that the correct version of the lib is installed
 
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            tmptrace = JniTraceFactory.getJniTrace(TRACE_PATH, null, false);
 
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            // Seek beginning
 
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            tmptrace.seekToTime(new JniTime(0L));
 
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            // Run up to "NB_OF_PASS" on the same trace
 
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            for (int x=0; x<NB_OF_PASS; x++ ){
 
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                tmpevent = tmptrace.readNextEvent();
 
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                nbEvent++;
 
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                while ( tmpevent != null ) {
 
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                        // Parse event if asked
 
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                        if ( PARSE_EVENTS ) {
 
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                                ArrayList<JniMarkerField> tmpFields = tmpevent.getMarkersMap().get(tmpevent.getEventMarkerId()).getMarkerFieldsArrayList();
 
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                                for ( int pos=0; pos<tmpFields.size(); pos++ ) {
 
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                                    @SuppressWarnings("unused")
 
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                                                        Object newValue = tmpevent.parseFieldById(pos);
 
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                                    // *** Uncomment the following to print the parsed content
 
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                                    // Warning : this is VERY intensive
 
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                                    //if ( pos == (tmpFields.size() -1) ) {
 
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                                    //  tmptrace.printC(tmpevent.getEventPtr().getLibraryId(), tmpFields.get(pos).getField() + ":" + newValue + " ");
 
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                                    //} else {
 
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                                    //  tmptrace.printlnC(tmpevent.getEventPtr().getLibraryId(), tmpFields.get(pos).getField() + ":" + newValue + " ");
 
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                                    //} 
 
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                                }
 
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                        }
 
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                        tmpevent = tmptrace.readNextEvent();
 
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                        nbEvent++;
 
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                    }
 
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            }
 
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            System.out.println("NB Events read : " + nbEvent);
 
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        }
 
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        catch (Exception e) {
 
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            e.printStackTrace();
 
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        }
 
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    }
 
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}