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/*******************************************************************************
* Copyright (c) 2013 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.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);
}
}
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