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Java > Open Source Codes > org > eclipse > ltk > internal > core > refactoring > history > UnknownRefactoringDescriptor


1 /*******************************************************************************
2  * Copyright (c) 2005, 2006 IBM Corporation and others.
3  * All rights reserved. This program and the accompanying materials
4  * are made available under the terms of the Eclipse Public License v1.0
5  * which accompanies this distribution, and is available at
6  * http://www.eclipse.org/legal/epl-v10.html
7  *
8  * Contributors:
9  * IBM Corporation - initial API and implementation
10  *******************************************************************************/

11 package org.eclipse.ltk.internal.core.refactoring.history;
12
13 import org.eclipse.core.runtime.CoreException;
14
15 import org.eclipse.ltk.core.refactoring.Refactoring;
16 import org.eclipse.ltk.core.refactoring.RefactoringDescriptor;
17 import org.eclipse.ltk.core.refactoring.RefactoringStatus;
18
19 import org.eclipse.ltk.internal.core.refactoring.RefactoringCoreMessages;
20
21 /**
22  * Refactoring descriptor to denote the unknown refactoring.
23  *
24  * @since 3.2
25  */

26 public final class UnknownRefactoringDescriptor extends RefactoringDescriptor {
27
28     /**
29      * Creates a new unknown refactoring descriptor.
30      *
31      * @param name
32      * the name of the change
33      */

34     public UnknownRefactoringDescriptor(final String JavaDoc name) {
35         super(ID_UNKNOWN, null, name, null, RefactoringDescriptor.NONE);
36     }
37
38     /**
39      * {@inheritDoc}
40      */

41     public Refactoring createRefactoring(final RefactoringStatus status) throws CoreException {
42         status.merge(RefactoringStatus.createFatalErrorStatus(RefactoringCoreMessages.UnknownRefactoringDescriptor_cannot_create_refactoring));
43         return null;
44     }
45 }
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