/*******************************************************************************
* Copyright (c) 2007, 2011 Spring IDE Developers
* 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:
* Spring IDE Developers - initial API and implementation
*******************************************************************************/
package org.springframework.ide.eclipse.beans.ui.refactoring.jdt;
import java.util.HashMap;
import java.util.Iterator;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jdt.core.IJavaElement;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jdt.core.IType;
import org.eclipse.ltk.core.refactoring.Change;
import org.eclipse.ltk.core.refactoring.CompositeChange;
import org.springframework.ide.eclipse.beans.ui.refactoring.util.BeansRefactoringChangeUtils;
import org.springframework.ide.eclipse.core.SpringCoreUtils;
/**
* @author Christian Dupuis
* @author Torsten Juergeleit
* @author Martin Lippert
* @since 2.0
*/
public class BeansTypeRenameRefactoringParticipant extends AbstractRenameRefactoringParticipant {
@Override
protected boolean initialize(Object element) {
if (element instanceof IType) {
IType type = (IType) element;
IJavaProject javaProject = (IJavaProject) type.getAncestor(IJavaElement.JAVA_PROJECT);
project = javaProject.getProject();
if (SpringCoreUtils.isSpringProject(project)) {
elements = new HashMap<Object, Object>();
elements.put(type, getArguments().getNewName());
return true;
}
}
return false;
}
@Override
protected void addChange(CompositeChange result, IResource resource, IProgressMonitor pm) throws CoreException {
if (resource.exists()) {
Change change = BeansRefactoringChangeUtils.createRenameChange((IFile) resource, getAffectedElements(),
getNewNames(), pm);
if (change != null) {
result.add(change);
}
}
}
protected String[] getNewNames() {
String[] result = new String[elements.size()];
Iterator<Object> iter = elements.keySet().iterator();
for (int i = 0; i < elements.size(); i++) {
IType type = (IType) iter.next();
String oldName = type.getFullyQualifiedName('$');
int index = oldName.lastIndexOf(type.getElementName());
StringBuffer buffer = new StringBuffer(oldName.substring(0, index));
buffer.append(elements.get(type));
result[i] = buffer.toString();
}
return result;
}
}