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