/*******************************************************************************
* Copyright (c) 2000, 2008 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.wst.jsdt.internal.corext.refactoring.reorg;
import java.util.ArrayList;
import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IFolder;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.mapping.IResourceChangeDescriptionFactory;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.ltk.core.refactoring.RefactoringStatus;
import org.eclipse.ltk.core.refactoring.participants.RefactoringParticipant;
import org.eclipse.ltk.core.refactoring.participants.RefactoringProcessor;
import org.eclipse.ltk.core.refactoring.participants.SharableParticipants;
import org.eclipse.ltk.core.refactoring.participants.ValidateEditChecker;
import org.eclipse.wst.jsdt.core.IJavaScriptElement;
import org.eclipse.wst.jsdt.core.IPackageFragment;
import org.eclipse.wst.jsdt.core.IPackageFragmentRoot;
import org.eclipse.wst.jsdt.internal.core.JavaProject;
import org.eclipse.wst.jsdt.internal.corext.refactoring.participants.ResourceModifications;
public abstract class RefactoringModifications {
private ResourceModifications fResourceModifications;
public RefactoringModifications() {
fResourceModifications= new ResourceModifications();
}
public ResourceModifications getResourceModifications() {
return fResourceModifications;
}
public abstract RefactoringParticipant[] loadParticipants(RefactoringStatus status, RefactoringProcessor owner, String[] natures, SharableParticipants shared);
public abstract void buildDelta(IResourceChangeDescriptionFactory builder);
public void buildValidateEdits(ValidateEditChecker checker) {
// Default implementation does nothing.
}
protected void createIncludingParents(IContainer container) {
while (container != null && !(container.exists() || getResourceModifications().willExist(container))) {
getResourceModifications().addCreate(container);
container= container.getParent();
}
}
protected IResource[] collectResourcesOfInterest(IPackageFragment source) throws CoreException {
IJavaScriptElement[] children = source.getChildren();
int childOfInterest = IJavaScriptElement.JAVASCRIPT_UNIT;
if (source.getKind() == IPackageFragmentRoot.K_BINARY) {
childOfInterest = IJavaScriptElement.CLASS_FILE;
}
ArrayList result = new ArrayList(children.length);
for (int i = 0; i < children.length; i++) {
IJavaScriptElement child = children[i];
if (child.getElementType() == childOfInterest && child.getResource() != null) {
result.add(child.getResource());
}
}
// Gather non-java resources
Object[] nonJavaResources = source.getNonJavaScriptResources();
for (int i= 0; i < nonJavaResources.length; i++) {
Object element= nonJavaResources[i];
if (element instanceof IResource) {
result.add(element);
}
}
return (IResource[]) result.toArray(new IResource[result.size()]);
}
protected IFile getClasspathFile(IResource resource) {
IProject project= resource.getProject();
if (project == null)
return null;
IFolder rscPath = project.getFolder(JavaProject.SHARED_PROPERTIES_DIRECTORY);
IResource result= rscPath.findMember(JavaProject.CLASSPATH_FILENAME); //$NON-NLS-1$
if (result instanceof IFile)
return (IFile)result;
return null;
}
}