| /******************************************************************************* |
| * Copyright (c) 2000, 2004 IBM Corporation and others. |
| * 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: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ltk.core.refactoring; |
| |
| import org.eclipse.core.runtime.IProgressMonitor; |
| |
| /** |
| * A query interface to decide if a undo change whose validation check |
| * returned a status unequal {@link org.eclipse.ltk.core.refactoring.RefactoringStatus#OK} |
| * should be executed or not. |
| * <p> |
| * Clients should be aware that the methods defined by this interface can be |
| * called from a non UI thread. |
| * </p> |
| * <p> |
| * The interface may be implemented by clients. |
| * </p> |
| * |
| * @since 3.0 |
| */ |
| public interface IValidationCheckResultQuery { |
| |
| /** |
| * Returns whether the undo proceeds or not. This method is called if the |
| * validation check returned a status greater than <code>OK</code> and less |
| * than <code>FATAL</code>. |
| * |
| * @param status the refactoring status returned from {@link Change#isValid(IProgressMonitor)} |
| * |
| * @return <code>true</code> if the undo should proceed; <code>false</code> |
| * otherwise |
| */ |
| public boolean proceed(RefactoringStatus status); |
| |
| /** |
| * Called when the validation check returned a fatal error. In this case the |
| * undo can't proceed. The hook can be used to present a corresponding dialog |
| * to the user. |
| * |
| * @param status the refactoring status returned from {@link Change#isValid(IProgressMonitor)} |
| */ |
| public void stopped(RefactoringStatus status); |
| } |