net.sourceforge.phpeclipse/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
  19  * result format.
  20  * <p>
  21  * This class is not intended to be extended by clients.
  22  * </p>
  23  */
  24 public class WorkingSetExpander implements IVariableResourceExpander {
  25
  26         /**
  27          * Create an instance
  28          */
  29         public WorkingSetExpander() {
  30                 super();
  31         }
  32
  33         /* (non-Javadoc)
  34          * Method declared on IVariableResourceExpander.
  35          */
  36         public IResource[] getResources(String varTag, String varValue, ExpandVariableContext context) {
  37                 if (varValue == null || varValue.length() == 0)
  38                         return null;
  39
  40                 IWorkingSet set = PlatformUI.getWorkbench().getWorkingSetManager().getWorkingSet(varValue);
  41                 if (set == null)
  42                         return null;
  43
  44                 IAdaptable[] elements = set.getElements();
  45                 IResource[] resources = new IResource[elements.length];
  46                 for (int i = 0; i < elements.length; i++) {
  47                         IAdaptable adaptable = elements[i];
  48                         if (adaptable instanceof IResource)
  49                                 resources[i] = (IResource) adaptable;
  50                         else
  51                                 resources[i] = (IResource) adaptable.getAdapter(IResource.class);
  52                 }
  53
  54                 return resources;
  55         }
  56 }