| /******************************************************************************* |
| * Copyright (c) 2010, 2016 Mat Booth 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 |
| *******************************************************************************/ |
| package org.eclipse.dltk.sh.internal.ui.commands; |
| |
| import org.eclipse.core.expressions.PropertyTester; |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IAdaptable; |
| import org.eclipse.dltk.sh.core.ShelledNature; |
| |
| /** |
| * A property tester that returns true if the project containing any given |
| * resource is a ShellEd-natured project. |
| */ |
| public class NaturePropertyTester extends PropertyTester { |
| |
| // Properties made available for test by this tester |
| private static final String HAS_SHELLED_NATURE = "hasShellEdNature"; //$NON-NLS-1$ |
| |
| @Override |
| public boolean test(Object receiver, String property, Object[] args, Object expectedValue) { |
| IResource resource = ((IAdaptable) receiver).getAdapter(IResource.class); |
| if (resource == null) { |
| return false; |
| } |
| if (property.equals(HAS_SHELLED_NATURE)) { |
| try { |
| IProject proj = resource.getProject(); |
| return proj.isAccessible() && proj.hasNature(ShelledNature.SHELLED_NATURE); |
| } catch (CoreException e) { |
| return false; |
| } |
| } |
| return false; |
| } |
| } |