btf/org.eclipse.tracecompass.btf.core.tests/src/org/eclipse/tracecompass/btf/core/tests/utils/TestBtfTrace.java

   1 /*******************************************************************************
   2  * Copyright (c) 2014 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  *   Matthew Khouzam - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.tracecompass.btf.core.tests.utils;
  14
  15 import org.eclipse.tracecompass.btf.core.trace.BtfTrace;
  16 import org.eclipse.tracecompass.tmf.core.event.ITmfEvent;
  17 import org.eclipse.tracecompass.tmf.core.exceptions.TmfTraceException;
  18 import org.eclipse.tracecompass.tmf.core.trace.ITmfContext;
  19
  20 /**
  21  * Helpers for testing the btf trace. There is a main() top run the code without
  22  * eclipse (for educational purposes) and an event printer
  23  *
  24  * @author Matthew Khouzam
  25  */
  26 public class TestBtfTrace {
  27
  28     /**
  29      * Test
  30      *
  31      * @param args
  32      *            nothing
  33      * @throws TmfTraceException
  34      *             exception
  35      */
  36     public static void main(String[] args) throws TmfTraceException {
  37         BtfTrace trace = new BtfTrace();
  38         trace.initTrace(null, BtfTestTrace.BTF_TEST.getFullPath(), null);
  39         System.out.println(trace.toString());
  40
  41         ITmfContext ctx = trace.seekEvent(0);
  42         ITmfContext ctx1 = trace.seekEvent(10);
  43         ITmfEvent event = trace.getNext(ctx);
  44         ITmfEvent compare = null;
  45         while (event != null) {
  46             if (event.getRank() == 10) {
  47                 compare = event;
  48             }
  49             printEvent(event);
  50             event = trace.getNext(ctx);
  51         }
  52         ITmfEvent other = trace.getNext(ctx1);
  53         printEvent(other);
  54         printEvent(compare);
  55
  56         trace.dispose();
  57     }
  58
  59     private static void printEvent(ITmfEvent event) {
  60         if (event == null) {
  61             System.out.println("null");
  62         } else {
  63             System.out.println(event.getRank() + " " + event.getTimestamp().getValue() + " " + event.getName() + " " + event.getContent().toString());
  64         }
  65     }
  66
  67 }