org.eclipse.linuxtools.tmf.core.tests/stubs/org/eclipse/linuxtools/tmf/tests/stubs/analysis/TestAnalysis.java

   1 /*******************************************************************************
   2  * Copyright (c) 2013, 2014 École Polytechnique de Montréal
   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  *   Geneviève Bastien - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.linuxtools.tmf.tests.stubs.analysis;
  14
  15 import org.eclipse.core.runtime.IProgressMonitor;
  16 import org.eclipse.linuxtools.tmf.core.analysis.TmfAbstractAnalysisModule;
  17 import org.eclipse.linuxtools.tmf.core.trace.ITmfTrace;
  18
  19 /**
  20  * Simple analysis type for test
  21  */
  22 public class TestAnalysis extends TmfAbstractAnalysisModule {
  23
  24     private int output = 0;
  25
  26     /**
  27      * Test parameter. If set, simulate cancellation
  28      */
  29     public static final String PARAM_TEST = "test";
  30
  31     /**
  32      * Constructor
  33      */
  34     public TestAnalysis() {
  35         super();
  36     }
  37
  38     @Override
  39     public boolean canExecute(ITmfTrace trace) {
  40         return true;
  41     }
  42
  43     @Override
  44     protected boolean executeAnalysis(final IProgressMonitor monitor) {
  45         if (getParameter(PARAM_TEST) == null) {
  46             throw new RuntimeException("The parameter should be set");
  47         }
  48         /* If PARAM_TEST is set to 0, simulate cancellation */
  49         if ((Integer) getParameter(PARAM_TEST) == 0) {
  50             output = 0;
  51             return false;
  52         } else if ((Integer) getParameter(PARAM_TEST) == 999) {
  53             /* just stay in an infinite loop until cancellation */
  54             while (!monitor.isCanceled()) {
  55
  56             }
  57             return !monitor.isCanceled();
  58         }
  59         output = (Integer) getParameter(PARAM_TEST);
  60         return true;
  61     }
  62
  63     @Override
  64     protected void canceling() {
  65         output = -1;
  66     }
  67
  68     @Override
  69     public Object getParameter(String name) {
  70         Object value = super.getParameter(name);
  71         if ((value != null) && name.equals(PARAM_TEST) && (value instanceof String)) {
  72             return Integer.decode((String) value);
  73         }
  74         return value;
  75     }
  76
  77     @Override
  78     protected void parameterChanged(String name) {
  79         schedule();
  80     }
  81
  82     /**
  83      * Get the analysis output value
  84      *
  85      * @return The analysis output
  86      */
  87     public int getAnalysisOutput() {
  88         return output;
  89     }
  90
  91 }