| /******************************************************************************* |
| * Copyright (c) 2010, 2015 Sonatype, 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: |
| * Stuart McCulloch (Sonatype, Inc.) - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.sisu.plexus; |
| |
| import org.eclipse.sisu.inject.BindingPublisher; |
| import org.eclipse.sisu.inject.InjectorBindings; |
| import org.eclipse.sisu.inject.MutableBeanLocator; |
| import org.eclipse.sisu.launch.BundleModule; |
| import org.eclipse.sisu.launch.BundlePlan; |
| import org.eclipse.sisu.space.BeanScanning; |
| import org.osgi.framework.Bundle; |
| import org.osgi.framework.Constants; |
| import org.osgi.framework.FrameworkUtil; |
| |
| import com.google.inject.Guice; |
| import com.google.inject.Module; |
| |
| /** |
| * {@link BundlePlan} that prepares {@link BindingPublisher}s for Plexus bundles. |
| */ |
| public class PlexusBundlePlan |
| implements BundlePlan |
| { |
| // ---------------------------------------------------------------------- |
| // Constants |
| // ---------------------------------------------------------------------- |
| |
| private static final String SUPPORT_BUNDLE_NAME = |
| FrameworkUtil.getBundle( PlexusSpaceModule.class ).getSymbolicName(); |
| |
| // ---------------------------------------------------------------------- |
| // Implementation fields |
| // ---------------------------------------------------------------------- |
| |
| protected final MutableBeanLocator locator; |
| |
| // ---------------------------------------------------------------------- |
| // Constructors |
| // ---------------------------------------------------------------------- |
| |
| public PlexusBundlePlan( final MutableBeanLocator locator ) |
| { |
| this.locator = locator; |
| } |
| |
| // ---------------------------------------------------------------------- |
| // Public methods |
| // ---------------------------------------------------------------------- |
| |
| public BindingPublisher prepare( final Bundle bundle ) |
| { |
| if ( !SUPPORT_BUNDLE_NAME.equals( bundle.getSymbolicName() ) ) |
| { |
| if ( hasPlexusAnnotations( bundle ) || hasPlexusXml( bundle ) ) |
| { |
| return new InjectorBindings( Guice.createInjector( new BundleModule( bundle, locator ) |
| { |
| @Override |
| protected Module spaceModule() |
| { |
| return new PlexusSpaceModule( space, BeanScanning.select( getProperties() ) ); |
| } |
| } ) ); |
| } |
| } |
| return null; |
| } |
| |
| // ---------------------------------------------------------------------- |
| // Implementation methods |
| // ---------------------------------------------------------------------- |
| |
| protected static boolean hasPlexusAnnotations( final Bundle bundle ) |
| { |
| final String imports = bundle.getHeaders().get( Constants.IMPORT_PACKAGE ); |
| return null != imports && imports.contains( "org.codehaus.plexus.component.annotations" ); |
| } |
| |
| protected static boolean hasPlexusXml( final Bundle bundle ) |
| { |
| return null != bundle.findEntries( "META-INF/plexus", "components.xml", false ); |
| } |
| } |