| /****************************************************************************** |
| * Copyright (c) 2005 BEA Systems, 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: |
| * Konstantin Komissarchik - initial API and implementation |
| ******************************************************************************/ |
| |
| package org.eclipse.wst.common.project.facet.core.internal; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Platform; |
| import org.eclipse.core.runtime.Plugin; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.osgi.util.NLS; |
| import org.osgi.framework.Bundle; |
| |
| /** |
| * @author <a href="mailto:kosta@bea.com">Konstantin Komissarchik</a> |
| */ |
| |
| public final class FacetCorePlugin |
| |
| extends Plugin |
| |
| { |
| public static final String PLUGIN_ID = "org.eclipse.wst.common.project.facet.core"; |
| |
| private static FacetCorePlugin plugin; |
| |
| public FacetCorePlugin() |
| { |
| super(); |
| plugin = this; |
| } |
| |
| public static FacetCorePlugin getInstance() |
| { |
| return plugin; |
| } |
| |
| public static void log( final Exception e ) |
| { |
| final String msg = e.getMessage() + ""; |
| log( new Status( IStatus.ERROR, PLUGIN_ID, IStatus.OK, msg, e ) ); |
| } |
| |
| public static void log( final IStatus status ) |
| { |
| getInstance().getLog().log( status ); |
| } |
| |
| public static void log( final String msg ) |
| { |
| log( new Status( IStatus.ERROR, PLUGIN_ID, IStatus.OK, msg, null ) ); |
| } |
| |
| public static IStatus createErrorStatus( final String msg ) |
| { |
| return createErrorStatus( msg, null ); |
| } |
| |
| public static IStatus createErrorStatus( final String msg, |
| final Exception e ) |
| { |
| return new Status( IStatus.ERROR, FacetCorePlugin.PLUGIN_ID, 0, msg, e ); |
| } |
| |
| public static Object instantiate( final String pluginId, |
| final String clname, |
| final Class interfc ) |
| |
| throws CoreException |
| |
| { |
| final Bundle bundle = Platform.getBundle( pluginId ); |
| |
| final Object obj; |
| |
| try |
| { |
| final Class cl = bundle.loadClass( clname ); |
| obj = cl.newInstance(); |
| } |
| catch( Exception e ) |
| { |
| final String msg |
| = NLS.bind( Resources.failedToCreate, clname ); |
| |
| throw new CoreException( createErrorStatus( msg, e ) ); |
| } |
| |
| if( ! interfc.isAssignableFrom( obj.getClass() ) ) |
| { |
| final String msg |
| = NLS.bind( Resources.doesNotImplement, clname, |
| interfc.getClass().getName() ); |
| |
| throw new CoreException( createErrorStatus( msg ) ); |
| } |
| |
| return obj; |
| } |
| |
| private static final class Resources |
| |
| extends NLS |
| |
| { |
| public static String failedToCreate; |
| public static String doesNotImplement; |
| |
| static |
| { |
| initializeMessages( FacetCorePlugin.class.getName(), |
| Resources.class ); |
| } |
| } |
| |
| } |