org.eclipse.virgo.ide.bundlor.ui/src/org/eclipse/virgo/ide/bundlor/ui/BundlorUiPlugin.java

/*********************************************************************
 * Copyright (c) 2009, 2012 SpringSource, a division of VMware, Inc.
 *
 * This program and the accompanying materials are made
 * available under the terms of the Eclipse Public License 2.0
 * which is available at https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
**********************************************************************/

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

import java.util.Collections;

import org.eclipse.core.resources.ICommand;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.IncrementalProjectBuilder;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.core.runtime.jobs.Job;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.resource.ImageRegistry;
import org.eclipse.swt.graphics.Image;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.eclipse.ui.progress.IProgressConstants;
import org.eclipse.virgo.ide.bundlor.internal.core.BundlorCorePlugin;
import org.osgi.framework.BundleContext;

/**
 * UI Plugin for Bundlor UI.
 *
 * @author Christian Dupuis
 * @since 1.1.2
 */
public class BundlorUiPlugin extends AbstractUIPlugin {

    public static final String PLUGIN_ID = "org.eclipse.virgo.ide.bundlor.ui";

    public static final String JOB_FAMILY = "org.eclipse.virgo.ide.bundlor.ui.job.family";

    private static BundlorUiPlugin plugin;

    public static BundlorUiPlugin getDefault() {
        return plugin;
    }

    @Override
    public void start(BundleContext context) throws Exception {
        super.start(context);
        plugin = this;
    }

    @Override
    public void stop(BundleContext context) throws Exception {
        plugin = null;
        super.stop(context);
    }

    public static Image getImage(String path) {
        ImageRegistry imageRegistry = getDefault().getImageRegistry();
        Image image = imageRegistry.get(path);
        if (image == null) {
            ImageDescriptor imageDescriptor = getImageDescriptor(path);
            if (imageDescriptor == null) {
                imageDescriptor = ImageDescriptor.getMissingImageDescriptor();
            }
            image = imageDescriptor.createImage(true);
            imageRegistry.put(path, image);
        }
        return image;
    }

    public static ImageDescriptor getImageDescriptor(String path) {
        return imageDescriptorFromPlugin(PLUGIN_ID, "icons/" + path);
    }

    public static void runBundlorOnProject(IJavaProject javaProject) {
        RunBundlorJob job = new RunBundlorJob(javaProject);
        job.schedule();
    }

    static class RunBundlorJob extends Job {

        private final IJavaProject javaProject;

        public RunBundlorJob(IJavaProject javaProject) {
            super("Generating MANIFEST.MF file for project '" + javaProject.getElementName() + "'");
            this.javaProject = javaProject;
            setPriority(Job.BUILD);
            setProperty(IProgressConstants.ICON_PROPERTY, BundlorUiPlugin.getImageDescriptor("full/obj16/osgi_obj.gif"));
            setProperty(IProgressConstants.KEEPONE_PROPERTY, true);
        }

        @Override
        protected IStatus run(IProgressMonitor monitor) {
            try {
                this.javaProject.getProject().build(IncrementalProjectBuilder.FULL_BUILD, BundlorCorePlugin.BUILDER_ID,
                    Collections.<String, String> emptyMap(), monitor);
            } catch (CoreException e) {
            }
            return Status.OK_STATUS;
        }

        @Override
        public boolean belongsTo(Object family) {
            return family instanceof RunBundlorJob;
        }
    }

    public static ICommand getBundlorBuilderCommand(IResource resource) {
        if (resource != null) {
            try {
                ICommand[] commands = resource.getProject().getDescription().getBuildSpec();
                for (ICommand command : commands) {
                    if (command.getBuilderName().equals(BundlorCorePlugin.BUILDER_ID)) {
                        return command;
                    }
                }
            } catch (CoreException e) {
            }
        }
        return null;
    }

    public static boolean isBundlorBuilding(IResource resource) {
        if (resource != null) {
            ICommand command = getBundlorBuilderCommand(resource);
            return command != null && command.isBuilding(IncrementalProjectBuilder.FULL_BUILD);
        }
        return false;
    }
}