001/* 002 * (C) Copyright 2006-2010 Nuxeo SAS (http://nuxeo.com/) and contributors. 003 * 004 * All rights reserved. This program and the accompanying materials 005 * are made available under the terms of the GNU Lesser General Public License 006 * (LGPL) version 2.1 which accompanies this distribution, and is available at 007 * http://www.gnu.org/licenses/lgpl.html 008 * 009 * This library is distributed in the hope that it will be useful, 010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 012 * Lesser General Public License for more details. 013 * 014 * Contributors: 015 * bstefanescu 016 */ 017package org.nuxeo.connect.update.task.live.commands; 018 019import java.io.File; 020import java.util.Map; 021 022import org.apache.commons.logging.Log; 023import org.apache.commons.logging.LogFactory; 024import org.nuxeo.connect.update.PackageException; 025import org.nuxeo.connect.update.task.Command; 026import org.nuxeo.connect.update.task.Task; 027import org.nuxeo.connect.update.task.standalone.commands.UndeployPlaceholder; 028import org.nuxeo.runtime.api.Framework; 029import org.nuxeo.runtime.reload.ReloadService; 030import org.osgi.framework.BundleException; 031 032/** 033 * Undeploy a runtime bundle, or a directory containing runtime bundles. 034 * <p> 035 * The inverse of this command is Deploy. 036 * 037 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a> 038 */ 039public class Undeploy extends UndeployPlaceholder { 040 041 private static final Log log = LogFactory.getLog(Undeploy.class); 042 043 public Undeploy() { 044 super(); 045 } 046 047 public Undeploy(File file) { 048 super(file); 049 } 050 051 protected void undeployFile(File file, ReloadService service) throws PackageException { 052 String name = service.getOSGIBundleName(file); 053 if (name == null) { 054 // not an OSGI bundle => ignore 055 return; 056 } 057 try { 058 service.undeployBundle(file, true); 059 } catch (BundleException e) { 060 throw new PackageException("Failed to undeploy bundle " + file, e); 061 } 062 } 063 064 protected void undeployDirectory(File dir, ReloadService service) throws PackageException { 065 File[] files = dir.listFiles(); 066 if (files != null) { 067 for (File fileInDir : files) { 068 undeployFile(fileInDir, service); 069 } 070 } 071 } 072 073 @Override 074 protected Command doRun(Task task, Map<String, String> prefs) throws PackageException { 075 if (!file.exists()) { 076 log.warn("Can't undeploy file " + file + ". File is missing."); 077 return null; 078 } 079 try { 080 ReloadService srv = Framework.getLocalService(ReloadService.class); 081 if (file.isDirectory()) { 082 undeployDirectory(file, srv); 083 } else { 084 undeployFile(file, srv); 085 } 086 } catch (PackageException e) { 087 // ignore uninstall -> this may break the entire chain. Usually 088 // uninstall is done only when rollbacking or uninstalling => force 089 // restart required 090 task.setRestartRequired(true); 091 throw new PackageException("Failed to undeploy bundle " + file, e); 092 } 093 return new Deploy(file); 094 } 095 096}