com.siteview.mde.internal.ui.refactoring.ManifestPackageMoveParticipant.java Source code

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Here is the source code for com.siteview.mde.internal.ui.refactoring.ManifestPackageMoveParticipant.java

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/*******************************************************************************
 *  Copyright (c) 2005, 2010 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 com.siteview.mde.internal.ui.refactoring;

import java.util.HashMap;
import org.eclipse.core.resources.*;
import org.eclipse.core.runtime.*;
import org.eclipse.jdt.core.*;
import org.eclipse.ltk.core.refactoring.Change;
import org.eclipse.ltk.core.refactoring.CompositeChange;
import com.siteview.mde.internal.core.project.PDEProject;
import com.siteview.mde.internal.ui.MDEUIMessages;

public class ManifestPackageMoveParticipant extends PDEMoveParticipant {

    protected boolean initialize(Object element) {
        if (element instanceof IPackageFragment) {
            IPackageFragment fragment = (IPackageFragment) element;
            IJavaProject javaProject = (IJavaProject) fragment.getAncestor(IJavaElement.JAVA_PROJECT);
            IProject project = javaProject.getProject();
            if (PDEProject.getManifest(project).exists()) {
                fProject = javaProject.getProject();
                fElements = new HashMap();
                fElements.put(fragment, getNewName(getArguments().getDestination(), element));
                return true;
            }
        }
        return false;
    }

    public String getName() {
        return MDEUIMessages.ManifestPackageRenameParticipant_packageRename;
    }

    protected void addChange(CompositeChange result, IProgressMonitor pm) throws CoreException {
        IFile file = PDEProject.getManifest(fProject);
        if (file.exists()) {
            IProject destProject = getDestinationProject();
            if (destProject != null && !fProject.equals(destProject)) {
                MoveFromChange change = BundleManifestChange.createMovePackageChange(file,
                        fElements.keySet().toArray(), pm);
                if (change != null) {
                    result.add(change);
                    IFile dest = PDEProject.getManifest(destProject);
                    if (dest.exists()) {
                        Change second = BundleManifestChange.createMoveToPackageChange(dest, change, pm);
                        if (second != null)
                            result.add(second);
                    }
                }
            }
        }
    }

    private IProject getDestinationProject() {
        Object dest = getArguments().getDestination();
        if (dest instanceof IAdaptable) {
            IResource resource = (IResource) ((IAdaptable) dest).getAdapter(IResource.class);
            if (resource != null)
                return resource.getProject();
        }
        return null;
    }

    protected boolean isInterestingForExtensions() {
        return false;
    }

}