| /******************************************************************************* |
| * Copyright (c) 2000, 2008 IBM Corporation and others. |
| * |
| * 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/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| * Oakland Software (Francis Upton) <francisu@ieee.org> - |
| * Fix for Bug 63149 [ltk] allow changes to be executed after the 'main' change during an undo [refactoring] |
| *******************************************************************************/ |
| package org.eclipse.ltk.core.refactoring.tests.participants; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.OperationCanceledException; |
| |
| import org.eclipse.ltk.core.refactoring.Change; |
| import org.eclipse.ltk.core.refactoring.NullChange; |
| import org.eclipse.ltk.core.refactoring.RefactoringStatus; |
| import org.eclipse.ltk.core.refactoring.participants.CheckConditionsContext; |
| import org.eclipse.ltk.core.refactoring.participants.ParticipantManager; |
| import org.eclipse.ltk.core.refactoring.participants.RefactoringParticipant; |
| import org.eclipse.ltk.core.refactoring.participants.RenameArguments; |
| import org.eclipse.ltk.core.refactoring.participants.RenameProcessor; |
| import org.eclipse.ltk.core.refactoring.participants.SharableParticipants; |
| |
| public class ElementRenameProcessor extends RenameProcessor { |
| |
| public static List<String> fHistory; |
| |
| public static final String WORKING_CREATE= "workingCreate"; |
| public static final String WORKING_EXEC= "workingExec"; |
| public static final String WORKING_EXEC_UNDO= "workingExecUndo"; |
| public static final String WORKINGPRE_CREATE= "workingPreCreate"; |
| public static final String WORKINGPRE_CREATEPRE= "workingPreCreatePre"; |
| public static final String WORKINGPRE_EXEC= "workingPreExec"; |
| public static final String WORKINGPRE_EXECPRE= "workingPreExecPre"; |
| public static final String WORKINGPRE_EXEC_UNDO= "workingPreExecUndo"; |
| public static final String WORKINGPRE_EXECPRE_UNDO= "workingPreExecPreUndo"; |
| public static final String MAIN_CREATE= "mainCreate"; |
| public static final String MAIN_EXEC= "mainExec"; |
| public static final String MAIN_EXEC_UNDO= "mainExecUndo"; |
| |
| Object[] fElements; |
| |
| int fOptions; |
| |
| public static void resetHistory() { |
| fHistory= new ArrayList<>(); |
| } |
| |
| public ElementRenameProcessor(int options) { |
| resetHistory(); |
| fOptions= options; |
| if ((options & ElementRenameRefactoring.WORKING) != 0) { |
| if ((options & ElementRenameRefactoring.PRE_CHANGE) != 0) { |
| if ((options & ElementRenameRefactoring.ALWAYS_ENABLED) != 0) |
| fElements= new Object[] { new ElementWorkingPreAlways() }; |
| else |
| fElements= new Object[] { new ElementWorkingPre() }; |
| } else |
| fElements= new Object[] { new ElementWorking() }; |
| } else |
| fElements= new Object[] { new Element() }; |
| } |
| |
| @Override |
| public Object[] getElements() { |
| return fElements; |
| } |
| |
| @Override |
| public String getIdentifier() { |
| return ElementRenameProcessor.class.getName(); |
| } |
| |
| @Override |
| public String getProcessorName() { |
| return ElementRenameProcessor.class.getName(); |
| } |
| |
| @Override |
| public boolean isApplicable() throws CoreException { |
| return true; |
| } |
| |
| @Override |
| public RefactoringStatus checkInitialConditions(IProgressMonitor pm) throws CoreException, OperationCanceledException { |
| return new RefactoringStatus(); |
| } |
| |
| @Override |
| public RefactoringStatus checkFinalConditions(IProgressMonitor pm, CheckConditionsContext context) throws CoreException, OperationCanceledException { |
| return new RefactoringStatus(); |
| } |
| |
| @Override |
| public Change createChange(IProgressMonitor pm) throws CoreException, OperationCanceledException { |
| fHistory.add(MAIN_CREATE); |
| return new NullChange() { |
| @Override |
| public Change perform(IProgressMonitor monitor) throws CoreException { |
| if ((fOptions & ElementRenameRefactoring.FAIL_TO_EXECUTE) != 0) |
| throw new RuntimeException(); |
| fHistory.add(MAIN_EXEC); |
| // Undo change |
| return new NullChange() { |
| @Override |
| public Change perform(IProgressMonitor m2) throws CoreException { |
| fHistory.add(MAIN_EXEC_UNDO); |
| // Redo change |
| return new NullChange() { |
| @Override |
| public Change perform(IProgressMonitor m3) throws CoreException { |
| fHistory.add(MAIN_EXEC); |
| return null; |
| } |
| }; |
| } |
| }; |
| } |
| }; |
| } |
| |
| @Override |
| public RefactoringParticipant[] loadParticipants(RefactoringStatus status, SharableParticipants sharedParticipants) throws CoreException { |
| return ParticipantManager.loadRenameParticipants(new RefactoringStatus(), this, fElements[0], new RenameArguments("test", true), new String[0], new SharableParticipants()); |
| } |
| } |