ParDependenciesSection.java

/*******************************************************************************
 * Copyright (c) 2009, 2012 SpringSource, a divison of VMware, Inc.
 * 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:
 *     SpringSource, a division of VMware, Inc. - initial API and implementation
 *******************************************************************************/

package org.eclipse.virgo.ide.ui.editors;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;

import org.eclipse.core.resources.IProject;
import org.eclipse.emf.common.command.Command;
import org.eclipse.emf.edit.command.CreateChildCommand;
import org.eclipse.emf.edit.command.RemoveCommand;
import org.eclipse.emf.edit.ui.provider.AdapterFactoryContentProvider;
import org.eclipse.emf.edit.ui.provider.AdapterFactoryLabelProvider;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.window.Window;
import org.eclipse.pde.internal.ui.parts.TablePart;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.virgo.ide.eclipse.editors.DependenciesSection;
import org.eclipse.virgo.ide.facet.core.FacetUtils;
import org.eclipse.virgo.ide.par.Bundle;
import org.eclipse.virgo.ide.par.Par;

/**
 * @author Christian Dupuis
 * @author Leo Dos Santos
 */
public class ParDependenciesSection extends DependenciesSection {

    private final ParXmlEditorPage page;

    private Par par;

    public ParDependenciesSection(ParXmlEditorPage page, Composite parent, String[] buttonLabels) {
        super(page, parent, buttonLabels);
        this.page = page;
        initialize();
        getSection().setText("Nested Bundles");
        getSection().setDescription("Add or remove bundle dependencies to the PAR.");
    }

    @Override
    protected void enableButtons() {
        if (getTableViewer() != null) {
            Object[] selected = ((IStructuredSelection) getTableViewer().getSelection()).toArray();
            int size = selected.length;
            TablePart tablePart = getTablePart();
            tablePart.setButtonEnabled(getRemoveIndex(), size > 0);
        }
    }

    @Override
    protected void entryModified(Object entry, String value) {
        // TODO Auto-generated method stub

    }

    @Override
    protected void handleAdd() {
        // get list of facet projects that are not in the model
        List<IProject> facetProjects = new ArrayList<IProject>(Arrays.asList(FacetUtils.getBundleProjects()));
        for (Iterator<IProject> it = facetProjects.iterator(); it.hasNext();) {
            IProject workspaceProject = it.next();
            for (Bundle bundle : this.par.getBundle()) {
                if (bundle.getSymbolicName() != null && bundle.getSymbolicName().equals(ParUtils.getSymbolicName(workspaceProject))) {
                    it.remove();
                    break;
                }
            }
        }

        ProjectSelectionDialog dialog = new ProjectSelectionDialog(getSection().getShell());
        dialog.setElements(facetProjects.toArray(new IProject[0]));

        if (dialog.open() == Window.OK) {
            // add selected facet projects to the model
            IProject[] workspaceProjects = dialog.getSelectedProjects();
            for (IProject workspaceProject : workspaceProjects) {
                Collection<?> newChildDescriptors = this.page.getModel().getNewChildDescriptors(this.par, null);
                Object descriptor = newChildDescriptors.iterator().next();
                Command command = CreateChildCommand.create(this.page.getModel(), this.par, descriptor, Collections.singleton(this.par));
                this.page.getModel().getCommandStack().execute(command);
                if (command.getResult() != null && !command.getResult().isEmpty()) {
                    Bundle project = (Bundle) command.getResult().iterator().next();
                    project.setSymbolicName(ParUtils.getSymbolicName(workspaceProject));
                }
            }
        }
    }

    @Override
    protected void handleDoubleClick(IStructuredSelection selection) {
        // TODO Auto-generated method stub

    }

    @Override
    protected void handleDown() {
        // TODO Auto-generated method stub

    }

    @Override
    protected void handleOpenProperties() {
        // TODO Auto-generated method stub

    }

    @Override
    protected void handleRemove() {
        IStructuredSelection selection = (IStructuredSelection) getTableViewer().getSelection();
        if (!selection.isEmpty()) {
            Command command = RemoveCommand.create(this.page.getModel(), this.par, null, selection.toList());
            this.page.getModel().getCommandStack().execute(command);
        }
    }

    @Override
    protected void handleUp() {
        // TODO Auto-generated method stub

    }

    @Override
    protected void initialize() {
        getTableViewer().setContentProvider(new AdapterFactoryContentProvider(this.page.getModel().getAdapterFactory()));
        getTableViewer().setLabelProvider(new AdapterFactoryLabelProvider(this.page.getModel().getAdapterFactory()));
        this.par = this.page.getPar();
        getTableViewer().setInput(this.par);
    }

    @Override
    protected void selectionChanged(IStructuredSelection selection) {
        enableButtons();
    }

}