| /******************************************************************************* |
| * Copyright (c) 2013 Oracle. All rights reserved. |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License 2.0, which accompanies this distribution |
| * and is available at https://www.eclipse.org/legal/epl-2.0/. |
| * |
| * Contributors: |
| * Oracle - initial API and implementation |
| ******************************************************************************/ |
| package org.eclipse.jpt.common.utility.internal.factory; |
| |
| import org.eclipse.jpt.common.utility.internal.ObjectTools; |
| import org.eclipse.jpt.common.utility.factory.InterruptibleFactory; |
| |
| /** |
| * @see UpcastingFactoryWrapper |
| * @see CastingInterruptibleFactoryWrapper |
| * @see DowncastingInterruptibleFactoryWrapper |
| */ |
| public class UpcastingInterruptibleFactoryWrapper<T, X extends T> |
| implements InterruptibleFactory<T> |
| { |
| private final InterruptibleFactory<X> factory; |
| |
| |
| public UpcastingInterruptibleFactoryWrapper(InterruptibleFactory<X> factory) { |
| super(); |
| if (factory == null) { |
| throw new NullPointerException(); |
| } |
| this.factory = factory; |
| } |
| |
| /** |
| * No need for casting as the type is guaranteed by the generic type |
| * argument. |
| */ |
| public T create() throws InterruptedException { |
| return this.factory.create(); |
| } |
| |
| @Override |
| public String toString() { |
| return ObjectTools.toString(this, this.factory); |
| } |
| } |