tmf/org.eclipse.tracecompass.tmf.analysis.xml.core/src/org/eclipse/tracecompass/tmf/analysis/xml/core/model/UpdateStoredFieldsAction.java

   1 /*******************************************************************************
   2  * Copyright (c) 2016 Ecole Polytechnique de Montreal, 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 package org.eclipse.tracecompass.tmf.analysis.xml.core.model;
  10
  11 import java.util.Map.Entry;
  12
  13 import org.eclipse.tracecompass.internal.tmf.analysis.xml.core.pattern.stateprovider.XmlPatternStateProvider;
  14 import org.eclipse.tracecompass.statesystem.core.statevalue.ITmfStateValue;
  15 import org.eclipse.tracecompass.statesystem.core.statevalue.TmfStateValue;
  16 import org.eclipse.tracecompass.tmf.analysis.xml.core.module.IXmlStateSystemContainer;
  17 import org.eclipse.tracecompass.tmf.core.event.ITmfEvent;
  18 import org.eclipse.tracecompass.tmf.core.event.ITmfEventField;
  19
  20 /**
  21  * This action will update the value of the stored fields in the state system
  22  * based on the current event data.
  23  *
  24  * @author Jean-Christian Kouame
  25  * @since 2.0
  26  */
  27 public class UpdateStoredFieldsAction implements ITmfXmlAction {
  28
  29     private final IXmlStateSystemContainer fParent;
  30
  31     /**
  32      * Constructor
  33      *
  34      * @param parent
  35      *            The state system container this action belongs to
  36      */
  37     public UpdateStoredFieldsAction(IXmlStateSystemContainer parent) {
  38         fParent = parent;
  39     }
  40
  41     @Override
  42     public void execute(ITmfEvent event, TmfXmlScenarioInfo scenarioInfo) {
  43         if (fParent instanceof XmlPatternStateProvider) {
  44             for (Entry<String, String> entry : ((XmlPatternStateProvider) fParent).getStoredFields().entrySet()) {
  45                 ITmfEventField eventField = event.getContent().getField(entry.getKey());
  46                 ITmfStateValue stateValue = null;
  47                 if (eventField != null) {
  48                     final String alias = entry.getValue();
  49                     Object field = eventField.getValue();
  50                     if (field instanceof String) {
  51                         stateValue = TmfStateValue.newValueString((String) field);
  52                     } else if (field instanceof Long) {
  53                         stateValue = TmfStateValue.newValueLong(((Long) field).longValue());
  54                     } else if (field instanceof Integer) {
  55                         stateValue = TmfStateValue.newValueInt(((Integer) field).intValue());
  56                     } else if (field instanceof Double) {
  57                         stateValue = TmfStateValue.newValueDouble(((Double) field).doubleValue());
  58                     }
  59                     if (stateValue == null) {
  60                         throw new IllegalStateException("State value is null. Invalid type."); //$NON-NLS-1$
  61                     }
  62                     ((XmlPatternStateProvider) fParent).getHistoryBuilder().updateStoredFields(fParent, alias, stateValue, scenarioInfo, event);
  63                 }
  64             }
  65         }
  66     }
  67 }