org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/tmf/ui/views/project/model/TmfExperimentFolderNode.java

   1 /*******************************************************************************
   2  * Copyright (c) 2009, 2010 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  *   Francois Chouinard - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.linuxtools.tmf.ui.views.project.model;
  14
  15 import java.lang.reflect.Array;
  16
  17 import org.eclipse.core.resources.IFolder;
  18 import org.eclipse.core.resources.IResource;
  19 import org.eclipse.core.runtime.CoreException;
  20
  21 /**
  22  * <b><u>TmfExperimentFolderNode</u></b>
  23  * <p>
  24  * TODO: Implement me. Please.
  25  */
  26 public class TmfExperimentFolderNode extends TmfProjectTreeNode {
  27
  28         private final IFolder fExperimentFolder;
  29
  30         // ------------------------------------------------------------------------
  31         // Constructors
  32         // ------------------------------------------------------------------------
  33
  34         public TmfExperimentFolderNode(IFolder folder) {
  35                 this(null, folder);
  36         }
  37
  38         public TmfExperimentFolderNode(ITmfProjectTreeNode parent, IFolder folder) {
  39                 super(parent);
  40                 fExperimentFolder = folder;
  41         }
  42
  43         // ------------------------------------------------------------------------
  44         // TmfProjectTreeNode
  45         // ------------------------------------------------------------------------
  46
  47         public String getName() {
  48                 return fExperimentFolder.getName();
  49         }
  50
  51         @Override
  52         public void refreshChildren() {
  53                 try {
  54                         IResource[] resources = fExperimentFolder.members();
  55                         for (IResource resource : resources) {
  56                                 if (resource instanceof IFolder) {
  57                                         TmfExperimentNode node = find(resource.getName());
  58                                         if (node == null) {
  59                                                 node = new TmfExperimentNode(this, (IFolder) resource);
  60                                                 fChildren.add(node);
  61                                         }
  62                                 }
  63                         }
  64                 for (ITmfProjectTreeNode node : fChildren) {
  65                         if (exists(node.getName(), resources)) {
  66                                 node.refreshChildren();
  67                         }
  68                         else {
  69                                 fChildren.remove(node);
  70                         }
  71                 }
  72                 } catch (CoreException e) {
  73                 }
  74         }
  75
  76         private TmfExperimentNode find(String name) {
  77                 for (ITmfProjectTreeNode node : fChildren) {
  78                         if (node instanceof TmfExperimentNode && node.getName().equals(name)) {
  79                                 return (TmfExperimentNode) node;
  80                         }
  81                 }
  82                 return null;
  83         }
  84
  85         private boolean exists(String name, IResource[] resources) {
  86         for (IResource resource : resources) {
  87                         if (resource.getName().equals(name))
  88                                 return true;
  89         }
  90                 return false;
  91         }
  92
  93         // ------------------------------------------------------------------------
  94         // Accessors
  95         // ------------------------------------------------------------------------
  96
  97         /**
  98          * @return
  99          */
 100         public TmfProjectNode getProject() {
 101                 return (TmfProjectNode) getParent();
 102         }
 103
 104         /**
 105          * @return
 106          */
 107         public IFolder getFolder() {
 108                 return fExperimentFolder;
 109         }
 110
 111         /**
 112          * @return
 113          */
 114         public TmfExperimentNode[] getExperiments() {
 115                 TmfExperimentNode[] result = (TmfExperimentNode[]) Array.newInstance(TmfExperimentNode.class, fChildren.size());
 116                 return fChildren.toArray(result);
 117         }
 118
 119         // ------------------------------------------------------------------------
 120         // Modifiers
 121         // ------------------------------------------------------------------------
 122
 123 //      No longer needed: handled by the IResourceChangeListener in the View
 124         public void addExperiment(IFolder experiment) {
 125 //              TmfExperimentNode node = new TmfExperimentNode(this, experiment);
 126 //              fChildren.add(node);
 127 //              refresh();
 128         }
 129
 130 }