tmf/org.eclipse.tracecompass.tmf.core/src/org/eclipse/tracecompass/tmf/core/filter/model/TmfFilterObjectNode.java

   1 /*******************************************************************************
   2  * Copyright (c) 2016 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  *   Patrick Tasse - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.tracecompass.tmf.core.filter.model;
  14
  15 import java.util.ArrayList;
  16 import java.util.List;
  17
  18 import org.eclipse.tracecompass.tmf.core.event.ITmfEvent;
  19 import org.eclipse.tracecompass.tmf.core.filter.ITmfFilter;
  20
  21 /**
  22  * Filter node that contains its own filter object
  23  *
  24  * @version 1.0
  25  * @author Patrick Tasse
  26  * @since 2.0
  27  */
  28 public class TmfFilterObjectNode extends TmfFilterTreeNode {
  29
  30     /** filter node name */
  31     public static final String NODE_NAME = "FILTEROBJECT"; //$NON-NLS-1$
  32     /** name attribute name */
  33     public static final String NAME_ATTR = "name"; //$NON-NLS-1$
  34
  35     private final ITmfFilter fFilter;
  36
  37     /**
  38      * @param filter the filter object
  39      */
  40     public TmfFilterObjectNode(ITmfFilter filter) {
  41         super(null);
  42         fFilter = filter;
  43     }
  44
  45     /**
  46      * @param parent the parent node
  47      * @param filter the filter object
  48      */
  49     public TmfFilterObjectNode(ITmfFilterTreeNode parent, ITmfFilter filter) {
  50         super(parent);
  51         fFilter = filter;
  52     }
  53
  54     /**
  55      * @return the filter object
  56      */
  57     public ITmfFilter getFilter() {
  58         return fFilter;
  59     }
  60
  61     @Override
  62     public String getNodeName() {
  63         return NODE_NAME;
  64     }
  65
  66     @Override
  67     public boolean matches(ITmfEvent event) {
  68         // There should be at most one child
  69         for (ITmfFilterTreeNode node : getChildren()) {
  70             if (node.matches(event)) {
  71                 return true;
  72             }
  73         }
  74         return false;
  75     }
  76
  77     @Override
  78     public List<String> getValidChildren() {
  79         return new ArrayList<>(0);
  80     }
  81
  82     @Override
  83     public String toString(boolean explicit) {
  84         if (fFilter instanceof ITmfFilterTreeNode) {
  85             return ((ITmfFilterTreeNode) fFilter).toString(explicit);
  86         }
  87         return fFilter.toString();
  88     }
  89 }