001/* 002 * (C) Copyright 2015 Nuxeo SA (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-2.1.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 * Antoine Taillefer <ataillefer@nuxeo.com> 016 */ 017 018package org.nuxeo.drive.listener; 019 020import java.util.Collections; 021 022import org.apache.commons.lang.ArrayUtils; 023import org.apache.commons.logging.Log; 024import org.apache.commons.logging.LogFactory; 025import org.nuxeo.drive.service.NuxeoDriveEvents; 026import org.nuxeo.ecm.core.event.Event; 027import org.nuxeo.ecm.core.event.EventBundle; 028import org.nuxeo.ecm.core.event.EventContext; 029import org.nuxeo.ecm.core.event.PostCommitFilteringEventListener; 030import org.nuxeo.ecm.platform.audit.api.AuditLogger; 031import org.nuxeo.ecm.platform.audit.api.LogEntry; 032import org.nuxeo.runtime.api.Framework; 033 034/** 035 * Post-commit asynchronous listener that pushes the virtual events generated by 036 * {@link NuxeoDriveFileSystemDeletionListener} to the Audit log. 037 * 038 * @since 7.4 039 */ 040public class NuxeoDriveVirtualEventLogger implements PostCommitFilteringEventListener { 041 042 private static final Log log = LogFactory.getLog(NuxeoDriveVirtualEventLogger.class); 043 044 @Override 045 public boolean acceptEvent(Event event) { 046 return NuxeoDriveEvents.VIRTUAL_EVENT_CREATED.equals(event.getName()); 047 } 048 049 @Override 050 public void handleEvent(EventBundle events) { 051 AuditLogger logger = Framework.getService(AuditLogger.class); 052 if (logger != null) { 053 for (Event event : events) { 054 EventContext ctx = event.getContext(); 055 Object[] args = ctx.getArguments(); 056 if (ArrayUtils.isEmpty(args)) { 057 return; 058 } 059 Object arg = args[0]; 060 if (!(arg instanceof LogEntry)) { 061 return; 062 } 063 LogEntry entry = (LogEntry) arg; 064 logger.addLogEntries(Collections.singletonList(entry)); 065 } 066 } else { 067 log.error("Can not reach AuditLogger"); 068 } 069 } 070 071}