| /******************************************************************************* |
| * Copyright (c) 2005, 2012 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.bpel.ui.details.providers; |
| |
| import java.util.ArrayList; |
| |
| import org.eclipse.bpel.model.Variable; |
| import org.eclipse.bpel.ui.details.tree.BPELVariableTreeNode; |
| import org.eclipse.bpel.ui.util.BPELUtil; |
| import org.eclipse.emf.ecore.EObject; |
| |
| |
| /** |
| * Provides a tree of model objects representing some expansion of the underlying graph |
| * of model objects whose roots are the Variables of a Process. |
| */ |
| public class VariableTreeContentProvider extends ModelTreeContentProvider { |
| |
| boolean fIsPropertyTree; |
| boolean fDisplayParticles; |
| |
| /** |
| * Variable tree content provider. |
| * |
| * @param isCondensed |
| * @param isPropertyTree |
| * @param displayParticles |
| */ |
| public VariableTreeContentProvider(boolean isCondensed, boolean isPropertyTree, boolean displayParticles) { |
| super(isCondensed); |
| this.fIsPropertyTree = isPropertyTree; |
| this.fDisplayParticles = displayParticles; |
| } |
| |
| /** |
| * Answer if we are a property tree. |
| * @return true yes, false no. |
| */ |
| |
| public boolean isPropertyTree() { |
| return fIsPropertyTree; |
| } |
| |
| /** |
| * @see org.eclipse.bpel.ui.details.providers.ModelTreeContentProvider#primGetElements(java.lang.Object) |
| */ |
| @Override |
| public Object[] primGetElements(Object inputElement) { |
| |
| Variable[] vars = BPELUtil.getVisibleVariables((EObject)inputElement); |
| // TODO: can this code be moved to a filter? |
| ArrayList<Object> result = new ArrayList<Object>( vars.length ); |
| for (Variable v : vars) { |
| result.add(new BPELVariableTreeNode(v, isCondensed, fIsPropertyTree, fDisplayParticles)); |
| } |
| return result.toArray(); |
| } |
| } |