/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package qwickie.refactoring;
import org.eclipse.core.internal.resources.File;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.OperationCanceledException;
import org.eclipse.jdt.core.ICompilationUnit;
import org.eclipse.jdt.core.IType;
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.jdt.core.JavaModelException;
import org.eclipse.jdt.internal.core.SourceType;
import org.eclipse.jdt.internal.corext.refactoring.rename.RenameTypeProcessor;
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.RenameParticipant;
import org.eclipse.ltk.core.refactoring.participants.RenameRefactoring;
import qwickie.QWickieActivator;
import qwickie.hyperlink.WicketHyperlink;
import qwickie.preferences.QWickiePreferencePage;
import qwickie.util.FileSearcher;
import qwickie.util.TypeHelper;
/**
* @author count.negative
*
*/
@SuppressWarnings("restriction")
public class QWickieHtmlRenameParticipant extends RenameParticipant {
private File htmlFile;
private IFile javaFile;
private ICompilationUnit compilationUnit;
/*
* (non-Javadoc)
*
* @see org.eclipse.ltk.core.refactoring.participants.RefactoringParticipant# checkConditions(org.eclipse.core.runtime.IProgressMonitor,
* org.eclipse.ltk.core.refactoring.participants.CheckConditionsContext)
*/
@Override
public RefactoringStatus checkConditions(final IProgressMonitor paramIProgressMonitor, final CheckConditionsContext paramCheckConditionsContext)
throws OperationCanceledException {
return new RefactoringStatus();
}
/*
* (non-Javadoc)
*
* @see org.eclipse.ltk.core.refactoring.participants.RefactoringParticipant# createChange(org.eclipse.core.runtime.IProgressMonitor)
*/
@Override
public Change createChange(final IProgressMonitor paramIProgressMonitor) throws CoreException, OperationCanceledException {
if (compilationUnit == null || javaFile == null) {
return null;
}
final String newName = getArguments().getNewName().replaceAll("\\.html", "");
if (newName.contains("_")) {
// don't rename java file in case of a variation
return new NullChange("Java file part of wicket won't be renamed.");
}
final RenameTypeProcessor jrp = new RenameTypeProcessor(compilationUnit.getAllTypes()[0]);
final RenameRefactoring rr = new RenameRefactoring(jrp);
jrp.setNewElementName(newName);
jrp.setUpdateQualifiedNames(true);
jrp.setUpdateReferences(true);
rr.checkAllConditions(paramIProgressMonitor);
return rr.createChange(paramIProgressMonitor);
}
/*
* (non-Javadoc)
*
* @see org.eclipse.ltk.core.refactoring.participants.RefactoringParticipant# getName()
*/
@Override
public String getName() {
return "Wicket html file rename refactoring";
}
/*
* (non-Javadoc)
*
* @see org.eclipse.ltk.core.refactoring.participants.RefactoringParticipant# initialize(java.lang.Object)
*/
@Override
protected boolean initialize(final Object paramObject) {
if (QWickieActivator.getDefault().getPreferenceStore().getBoolean(QWickiePreferencePage.REF_HTML) && paramObject instanceof File) {
this.htmlFile = (File) paramObject;
if (htmlFile.getFileExtension() != null && htmlFile.getFileExtension().equalsIgnoreCase("html")) {
javaFile = WicketHyperlink.getJavaFile(htmlFile);
if (javaFile == null || !javaFile.exists() || !FileSearcher.haveSameRelativePathToParentSourceFolder(javaFile, htmlFile)) {
return false; // there is no Java File with this name
}
final ICompilationUnit compUnit = JavaCore.createCompilationUnitFrom(javaFile);
try {
final IType[] types = compUnit.getTypes();
if (types.length > 0) {
final SourceType type = (SourceType) types[0];
final boolean isWicketComponent = TypeHelper.isWicketJavaElement(type);
if (isWicketComponent) {
this.compilationUnit = compUnit;
return isWicketComponent;
}
}
} catch (final JavaModelException e) {
}
return true;
}
}
return false;
}
}