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         @Override
  48         public String getName() {
  49                 return fExperimentFolder.getName();
  50         }
  51
  52         @Override
  53         public void refreshChildren() {
  54                 try {
  55                         IResource[] resources = fExperimentFolder.members();
  56                         for (IResource resource : resources) {
  57                                 if (resource instanceof IFolder) {
  58                                         TmfExperimentNode node = find(resource.getName());
  59                                         if (node == null) {
  60                                                 node = new TmfExperimentNode(this, (IFolder) resource);
  61                                                 fChildren.add(node);
  62                                         }
  63                                 }
  64                         }
  65                 for (ITmfProjectTreeNode node : fChildren) {
  66                         if (exists(node.getName(), resources)) {
  67                                 node.refreshChildren();
  68                         }
  69                         else {
  70                                 fChildren.remove(node);
  71                         }
  72                 }
  73                 } catch (CoreException e) {
  74                 }
  75         }
  76
  77         private TmfExperimentNode find(String name) {
  78                 for (ITmfProjectTreeNode node : fChildren) {
  79                         if (node instanceof TmfExperimentNode && node.getName().equals(name)) {
  80                                 return (TmfExperimentNode) node;
  81                         }
  82                 }
  83                 return null;
  84         }
  85
  86         private boolean exists(String name, IResource[] resources) {
  87         for (IResource resource : resources) {
  88                         if (resource.getName().equals(name))
  89                                 return true;
  90         }
  91                 return false;
  92         }
  93
  94         // ------------------------------------------------------------------------
  95         // Accessors
  96         // ------------------------------------------------------------------------
  97
  98         /**
  99          * @return
 100          */
 101         public TmfProjectNode getProject() {
 102                 return (TmfProjectNode) getParent();
 103         }
 104
 105         /**
 106          * @return
 107          */
 108         public IFolder getFolder() {
 109                 return fExperimentFolder;
 110         }
 111
 112         /**
 113          * @return
 114          */
 115         public TmfExperimentNode[] getExperiments() {
 116                 TmfExperimentNode[] result = (TmfExperimentNode[]) Array.newInstance(TmfExperimentNode.class, fChildren.size());
 117                 return fChildren.toArray(result);
 118         }
 119
 120         // ------------------------------------------------------------------------
 121         // Modifiers
 122         // ------------------------------------------------------------------------
 123
 124 //      No longer needed: handled by the IResourceChangeListener in the View
 125         public void addExperiment(IFolder experiment) {
 126 //              TmfExperimentNode node = new TmfExperimentNode(this, experiment);
 127 //              fChildren.add(node);
 128 //              refresh();
 129         }
 130
 131 }