/*******************************************************************************
* Copyright (c) 2004, 2008 Tasktop Technologies 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:
* Tasktop Technologies - initial API and implementation
* Maarten Meijer - improvements for bug 252699
*******************************************************************************/
package org.eclipse.mylyn.internal.tasks.ui.util;
import org.eclipse.core.expressions.PropertyTester;
import org.eclipse.mylyn.tasks.core.ITaskAttachment;
/**
* @author Steffen Pingel
*/
public class TaskAttachmentPropertyTester extends PropertyTester {
private static final String PROPERTY_IS_CONTEXT = "isContext"; //$NON-NLS-1$
private static final String PROPERTY_HAS_URL = "hasUrl"; //$NON-NLS-1$
private boolean equals(boolean value, Object expectedValue) {
return new Boolean(value).equals(expectedValue);
}
public boolean test(Object receiver, String property, Object[] args, Object expectedValue) {
if (receiver instanceof ITaskAttachment) {
ITaskAttachment taskAttachment = (ITaskAttachment) receiver;
if (PROPERTY_IS_CONTEXT.equals(property)) {
return equals(AttachmentUtil.isContext(taskAttachment), expectedValue);
}
if (PROPERTY_HAS_URL.equals(property)) {
return equals(taskAttachment.getUrl() != null && taskAttachment.getUrl().length() > 0, expectedValue);
}
}
return false;
}
}