| /******************************************************************************* |
| * Copyright (c) 2007, 2010 Oracle. 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: |
| * Oracle - initial API and implementation |
| ******************************************************************************/ |
| package org.eclipse.jpt.common.core.internal.utility.jdt; |
| |
| import java.util.Arrays; |
| import org.eclipse.jpt.common.core.utility.jdt.AnnotatedElement; |
| import org.eclipse.jpt.common.core.utility.jdt.AnnotationElementAdapter; |
| import org.eclipse.jpt.common.core.utility.jdt.DeclarationAnnotationElementAdapter; |
| |
| /** |
| * Wrap another annotation element adapter and short-circuit the |
| * #setValue method if the value has not changed. Overrides #valuesAreEqual() |
| * to check equality on arrays |
| */ |
| public class ShortCircuitArrayAnnotationElementAdapter<T> |
| extends ShortCircuitAnnotationElementAdapter<T[]> |
| { |
| // ********** constructor ********** |
| |
| public ShortCircuitArrayAnnotationElementAdapter(AnnotatedElement annotatedElement, DeclarationAnnotationElementAdapter<T[]> daea) { |
| super(annotatedElement, daea); |
| } |
| |
| public ShortCircuitArrayAnnotationElementAdapter(AnnotationElementAdapter<T[]> adapter) { |
| super(adapter); |
| } |
| |
| |
| // ********** AnnotationElementAdapter implementation ********** |
| |
| @Override |
| protected boolean valuesAreEqual(T[] oldValue, T[] newValue) { |
| return Arrays.equals(newValue, oldValue); |
| } |
| |
| } |