001/* 002 * (C) Copyright 2012 Nuxeo SA (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 * 016 * Contributors: 017 * Olivier Grisel <ogrisel@nuxeo.com> 018 */ 019package org.nuxeo.drive.listener; 020 021import org.nuxeo.drive.service.NuxeoDriveManager; 022import org.nuxeo.ecm.collections.api.CollectionConstants; 023import org.nuxeo.ecm.core.api.IdRef; 024import org.nuxeo.ecm.core.api.LifeCycleConstants; 025import org.nuxeo.ecm.core.event.Event; 026import org.nuxeo.ecm.core.event.EventListener; 027import org.nuxeo.ecm.core.event.impl.DocumentEventContext; 028import org.nuxeo.runtime.api.Framework; 029 030/** 031 * Notify the NuxeoDriveManager service in case of document deletions so as to make it possible to invalidate any cache. 032 */ 033public class NuxeoDriveCacheInvalidationListener implements EventListener { 034 035 @Override 036 public void handleEvent(Event event) { 037 DocumentEventContext docCtx; 038 if (event.getContext() instanceof DocumentEventContext) { 039 docCtx = (DocumentEventContext) event.getContext(); 040 } else { 041 // not interested in event that are not related to documents 042 return; 043 } 044 String transition = (String) docCtx.getProperty(LifeCycleConstants.TRANSTION_EVENT_OPTION_TRANSITION); 045 if (transition != null 046 && !(LifeCycleConstants.DELETE_TRANSITION.equals(transition) || LifeCycleConstants.UNDELETE_TRANSITION.equals(transition))) { 047 // not interested in lifecycle transitions that are not related to 048 // document deletion 049 return; 050 } 051 NuxeoDriveManager driveManager = Framework.getLocalService(NuxeoDriveManager.class); 052 if (CollectionConstants.ADDED_TO_COLLECTION.equals(event.getName()) 053 || CollectionConstants.REMOVED_FROM_COLLECTION.equals(event.getName())) { 054 driveManager.invalidateCollectionSyncRootMemberCache(); 055 } else { 056 driveManager.handleFolderDeletion((IdRef) docCtx.getSourceDocument().getRef()); 057 } 058 } 059 060}