Case Study: adding data and statistics

[ifi-stolz-refaktor.git] / case-study / jdt-before / core refactoring / org / eclipse / jdt / internal / corext / refactoring / rename / JavaRenameProcessor.java

diff --git a/case-study/jdt-before/core refactoring/org/eclipse/jdt/internal/corext/refactoring/rename/JavaRenameProcessor.java b/case-study/jdt-before/core refactoring/org/eclipse/jdt/internal/corext/refactoring/rename/JavaRenameProcessor.java
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+++ b/case-study/jdt-before/core refactoring/org/eclipse/jdt/internal/corext/refactoring/rename/JavaRenameProcessor.java
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+/*******************************************************************************
+ * Copyright (c) 2000, 2011 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.jdt.internal.corext.refactoring.rename;
+
+import org.eclipse.core.runtime.Assert;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.core.runtime.OperationCanceledException;
+
+import org.eclipse.core.resources.IFile;
+import org.eclipse.core.resources.mapping.IResourceChangeDescriptionFactory;
+
+import org.eclipse.ltk.core.refactoring.RefactoringStatus;
+import org.eclipse.ltk.core.refactoring.participants.CheckConditionsContext;
+import org.eclipse.ltk.core.refactoring.participants.RefactoringParticipant;
+import org.eclipse.ltk.core.refactoring.participants.RenameProcessor;
+import org.eclipse.ltk.core.refactoring.participants.ResourceChangeChecker;
+import org.eclipse.ltk.core.refactoring.participants.SharableParticipants;
+import org.eclipse.ltk.core.refactoring.participants.ValidateEditChecker;
+
+import org.eclipse.jdt.internal.corext.refactoring.tagging.INameUpdating;
+
+import org.eclipse.jdt.ui.refactoring.RefactoringSaveHelper;
+
+
+public abstract class JavaRenameProcessor extends RenameProcessor implements INameUpdating {
+
+       private String fNewElementName;
+       private RenameModifications fRenameModifications;
+
+       @Override
+       public final RefactoringParticipant[] loadParticipants(RefactoringStatus status, SharableParticipants shared) throws CoreException {
+               return fRenameModifications.loadParticipants(status, this, getAffectedProjectNatures(), shared);
+       }
+
+       @Override
+       public final RefactoringStatus checkFinalConditions(IProgressMonitor pm, CheckConditionsContext context) throws CoreException, OperationCanceledException {
+               ResourceChangeChecker checker= (ResourceChangeChecker) context.getChecker(ResourceChangeChecker.class);
+               IResourceChangeDescriptionFactory deltaFactory= checker.getDeltaFactory();
+               RefactoringStatus result= doCheckFinalConditions(pm, context);
+               if (result.hasFatalError())
+                       return result;
+               IFile[] changed= getChangedFiles();
+               for (int i= 0; i < changed.length; i++) {
+                       deltaFactory.change(changed[i]);
+               }
+               fRenameModifications= computeRenameModifications();
+               fRenameModifications.buildDelta(deltaFactory);
+               fRenameModifications.buildValidateEdits((ValidateEditChecker)context.getChecker(ValidateEditChecker.class));
+               return result;
+       }
+
+       protected abstract RenameModifications computeRenameModifications() throws CoreException;
+
+       protected abstract RefactoringStatus doCheckFinalConditions(IProgressMonitor pm, CheckConditionsContext context) throws CoreException, OperationCanceledException;
+
+       protected abstract IFile[] getChangedFiles() throws CoreException;
+
+       protected abstract String[] getAffectedProjectNatures() throws CoreException;
+
+       public void setNewElementName(String newName) {
+               Assert.isNotNull(newName);
+               fNewElementName= newName;
+       }
+
+       public String getNewElementName() {
+               return fNewElementName;
+       }
+
+       /**
+        * @return a save mode from {@link RefactoringSaveHelper}
+        *
+        * @see RefactoringSaveHelper
+        */
+       public abstract int getSaveMode();
+
+}