plugins/org.argeo.slc.client.ui/src/main/java/org/argeo/slc/client/ui/model/SingleResultNode.java

   1 /*
   2  * Copyright (C) 2007-2012 Argeo GmbH
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *         http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.argeo.slc.client.ui.model;
  17
  18 import javax.jcr.Node;
  19 import javax.jcr.RepositoryException;
  20 import javax.jcr.Workspace;
  21
  22 import org.argeo.eclipse.ui.TreeParent;
  23 import org.argeo.slc.SlcException;
  24 import org.argeo.slc.jcr.SlcNames;
  25
  26 /**
  27  * UI Tree component. Wraps a result node of a JCR {@link Workspace}. It also
  28  * keeps a reference to its parent node that can either be a
  29  * {@link ResultFolder}, a {@link SingleResultNode} or a {@link VirtualFolder}.
  30  * It has no child.
  31  */
  32
  33 public class SingleResultNode extends ResultParent implements
  34                 Comparable<SingleResultNode> {
  35
  36         private final Node node;
  37         private boolean passed;
  38
  39         // keeps a local reference to the node's name to avoid exception when the
  40         // session is lost
  41
  42         /** Creates a new UiNode in the UI Tree */
  43         public SingleResultNode(TreeParent parent, Node node, String name) {
  44                 super(name);
  45                 setParent(parent);
  46                 this.node = node;
  47                 setPassed(refreshPassedStatus());
  48         }
  49
  50         public boolean refreshPassedStatus() {
  51                 try {
  52                         Node check;
  53                         if (node.hasNode(SlcNames.SLC_STATUS)) {
  54                                 check = node.getNode(SlcNames.SLC_STATUS);
  55                                 passed = check.getProperty(SlcNames.SLC_SUCCESS).getBoolean();
  56                                 return passed;
  57                         } else
  58                                 // Happens only if the UI triggers a refresh while the execution
  59                                 // is in progress and the corresponding node is being built
  60                                 return false;
  61                 } catch (RepositoryException re) {
  62                         throw new SlcException(
  63                                         "Unexpected error while checking result status", re);
  64                 }
  65         }
  66
  67         /** returns the node wrapped by the current UI object */
  68         public Node getNode() {
  69                 return node;
  70         }
  71
  72         /**
  73          * Override normal behavior : Results have no children for this view
  74          */
  75         @Override
  76         public synchronized Object[] getChildren() {
  77                 return null;
  78         }
  79
  80         @Override
  81         public boolean hasChildren() {
  82                 return false;
  83         }
  84
  85         public boolean isPassed() {
  86                 return passed;
  87         }
  88
  89         @Override
  90         protected void initialize() {
  91                 // Do nothing this object is fully initialized at instantiation time.
  92         }
  93
  94         public int compareTo(SingleResultNode o) {
  95                 return super.compareTo(o);
  96         }
  97
  98 }