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/*******************************************************************************
* Copyright (c) 2005, 2012 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.pde.internal.ui.refactoring;
import java.util.HashMap;
import java.util.Iterator;
import org.eclipse.core.resources.*;
import org.eclipse.core.runtime.*;
import org.eclipse.jdt.core.IJavaElement;
import org.eclipse.ltk.core.refactoring.*;
import org.eclipse.ltk.core.refactoring.participants.*;
import org.eclipse.pde.internal.core.project.PDEProject;
public abstract class PDERenameParticipant extends RenameParticipant implements ISharableParticipant {
protected IProject fProject;
protected HashMap<Object, String> fElements;
public RefactoringStatus checkConditions(IProgressMonitor pm, CheckConditionsContext context) throws OperationCanceledException {
return new RefactoringStatus();
}
public void addElement(Object element, RefactoringArguments arguments) {
String newName = ((RenameArguments) arguments).getNewName();
if (element instanceof IResource) {
IPath projectPath = ((IResource) element).getProjectRelativePath();
newName = projectPath.removeLastSegments(1).append(newName).toString();
}
fElements.put(element, newName);
}
public Change createChange(IProgressMonitor pm) throws CoreException, OperationCanceledException {
if (!getArguments().getUpdateReferences())
return null;
CompositeChange result = new CompositeChange(getName());
addBundleManifestChange(result, pm);
if (updateBuildProperties())
addBuildPropertiesChange(result, pm);
addChange(result, PDEProject.getPluginXml(fProject), pm);
addChange(result, PDEProject.getFragmentXml(fProject), pm);
return (result.getChildren().length == 0) ? null : result;
}
private void addChange(CompositeChange result, IFile file, IProgressMonitor pm) throws CoreException {
if (file.exists()) {
Change change = PluginManifestChange.createRenameChange(file, fElements.keySet().toArray(), getNewNames(), getTextChange(file), pm);
if (change != null)
result.add(change);
}
}
protected String[] getNewNames() {
String[] result = new String[fElements.size()];
Iterator<String> iter = fElements.values().iterator();
for (int i = 0; i < fElements.size(); i++)
result[i] = iter.next().toString();
return result;
}
protected void addBundleManifestChange(CompositeChange result, IProgressMonitor pm) throws CoreException {
addBundleManifestChange(PDEProject.getManifest(fProject), result, pm);
}
protected void addBundleManifestChange(IFile file, CompositeChange result, IProgressMonitor pm) throws CoreException {
if (file.exists()) {
Change change = BundleManifestChange.createRenameChange(file, fElements.keySet().toArray(), getNewNames(), pm);
if (change != null)
result.add(change);
}
}
protected void addBuildPropertiesChange(CompositeChange result, IProgressMonitor pm) throws CoreException {
IFile file = PDEProject.getBuildProperties(fProject);
if (file.exists()) {
Change change = BuildPropertiesChange.createRenameChange(file, fElements.keySet().toArray(), getNewNames(), pm);
if (change != null)
result.add(change);
}
}
protected boolean updateManifest() {
return containsElement(true);
}
protected boolean updateBuildProperties() {
return containsElement(false);
}
protected boolean containsElement(boolean javaElement) {
Object[] objs = fElements.keySet().toArray();
for (int i = 0; i < objs.length; i++)
if (objs[i] instanceof IJavaElement == javaElement)
return true;
return false;
}
}
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