/*******************************************************************************
* Copyright (c) 2008, 2014 Stuart McCulloch
* 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:
* Stuart McCulloch - initial API and implementation
*******************************************************************************/
package org.eclipse.sisu.peaberry.util.decorators;
import org.eclipse.sisu.peaberry.Import;
import org.eclipse.sisu.peaberry.builders.ImportDecorator;
/**
* An {@link ImportDecorator} that applies decorators in a chain, right-left.
*
* @author mcculls@gmail.com (Stuart McCulloch)
*/
public final class DecoratorChain<S>
implements ImportDecorator<S> {
private final ImportDecorator<S>[] decorators;
public DecoratorChain(final ImportDecorator<S>... decorators) {
this.decorators = decorators.clone();
}
public <T extends S> Import<T> decorate(final Import<T> service) {
Import<T> decoratedService = service;
for (int i = decorators.length - 1; 0 <= i; i--) {
decoratedService = decorators[i].decorate(decoratedService);
}
return decoratedService;
}
}