net.sourceforge.phpeclipse.externaltools/src/net/sourceforge/phpdt/externaltools/variable/WorkingSetExpander.java

   1 package net.sourceforge.phpdt.externaltools.variable;
   2
   3 /**********************************************************************
   4  Copyright (c) 2002 IBM Corp. and others. All rights reserved.
   5  This file is made available under the terms of the Common Public License v1.0
   6  which accompanies this distribution, and is available at
   7  http://www.eclipse.org/legal/cpl-v10.html
   8  �
   9  Contributors:
  10  **********************************************************************/
  11
  12 import org.eclipse.core.resources.IResource;
  13 import org.eclipse.core.runtime.IAdaptable;
  14 import org.eclipse.ui.IWorkingSet;
  15 import org.eclipse.ui.PlatformUI;
  16
  17 /**
  18  * Expands a working set type variable into the desired result format.
  19  * <p>
  20  * This class is not intended to be extended by clients.
  21  * </p>
  22  */
  23 public class WorkingSetExpander implements IVariableResourceExpander {
  24
  25         /**
  26          * Create an instance
  27          */
  28         public WorkingSetExpander() {
  29                 super();
  30         }
  31
  32         /*
  33          * (non-Javadoc) Method declared on IVariableResourceExpander.
  34          */
  35         public IResource[] getResources(String varTag, String varValue,
  36                         ExpandVariableContext context) {
  37                 if (varValue == null || varValue.length() == 0)
  38                         return null;
  39
  40                 IWorkingSet set = PlatformUI.getWorkbench().getWorkingSetManager()
  41                                 .getWorkingSet(varValue);
  42                 if (set == null)
  43                         return null;
  44
  45                 IAdaptable[] elements = set.getElements();
  46                 IResource[] resources = new IResource[elements.length];
  47                 for (int i = 0; i < elements.length; i++) {
  48                         IAdaptable adaptable = elements[i];
  49                         if (adaptable instanceof IResource)
  50                                 resources[i] = (IResource) adaptable;
  51                         else
  52                                 resources[i] = (IResource) adaptable
  53                                                 .getAdapter(IResource.class);
  54                 }
  55
  56                 return resources;
  57         }
  58 }