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/*******************************************************************************
* 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);
}
}
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