001/* 002 * (C) Copyright 2006-2012 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 * Thomas Roger <troger@nuxeo.com> 018 */ 019 020package org.nuxeo.ecm.quota; 021 022import static org.nuxeo.ecm.core.api.event.DocumentEventTypes.ABOUT_TO_REMOVE; 023import static org.nuxeo.ecm.core.api.event.DocumentEventTypes.DOCUMENT_CHECKEDIN; 024import static org.nuxeo.ecm.core.api.event.DocumentEventTypes.DOCUMENT_CHECKEDOUT; 025import static org.nuxeo.ecm.core.api.event.DocumentEventTypes.DOCUMENT_CREATED; 026import static org.nuxeo.ecm.core.api.event.DocumentEventTypes.DOCUMENT_CREATED_BY_COPY; 027import static org.nuxeo.ecm.core.api.event.DocumentEventTypes.DOCUMENT_MOVED; 028import static org.nuxeo.ecm.core.api.event.DocumentEventTypes.DOCUMENT_UPDATED; 029import static org.nuxeo.ecm.core.api.event.DocumentEventTypes.BEFORE_DOC_UPDATE; 030import static org.nuxeo.ecm.core.api.event.DocumentEventTypes.ABOUT_TO_REMOVE_VERSION; 031import static org.nuxeo.ecm.core.api.LifeCycleConstants.TRANSITION_EVENT; 032import static org.nuxeo.ecm.core.api.LifeCycleConstants.TRANSTION_EVENT_OPTION_TRANSITION; 033import static org.nuxeo.ecm.core.api.LifeCycleConstants.DELETE_TRANSITION; 034import static org.nuxeo.ecm.core.api.LifeCycleConstants.UNDELETE_TRANSITION; 035import static org.nuxeo.ecm.core.api.event.DocumentEventTypes.DOCUMENT_RESTORED; 036import static org.nuxeo.ecm.core.api.event.DocumentEventTypes.BEFORE_DOC_RESTORE; 037 038import java.util.Arrays; 039import java.util.Collections; 040import java.util.HashSet; 041import java.util.Set; 042 043import org.nuxeo.ecm.core.event.Event; 044import org.nuxeo.ecm.core.event.EventContext; 045import org.nuxeo.ecm.core.event.EventListener; 046import org.nuxeo.ecm.core.event.impl.DocumentEventContext; 047import org.nuxeo.runtime.api.Framework; 048 049/** 050 * Listener handling default events to update statistics through the {@link org.nuxeo.ecm.quota.QuotaStatsService}. 051 * 052 * @author <a href="mailto:troger@nuxeo.com">Thomas Roger</a> 053 * @since 5.5 054 */ 055public class QuotaStatsListener implements EventListener { 056 057 public static final Set<String> EVENTS_TO_HANDLE = Collections.unmodifiableSet(new HashSet<String>(Arrays.asList( 058 DOCUMENT_CREATED, DOCUMENT_CREATED_BY_COPY, DOCUMENT_UPDATED, DOCUMENT_MOVED, ABOUT_TO_REMOVE, 059 BEFORE_DOC_UPDATE, ABOUT_TO_REMOVE_VERSION, DOCUMENT_CHECKEDIN, DOCUMENT_CHECKEDOUT, TRANSITION_EVENT, 060 BEFORE_DOC_RESTORE, DOCUMENT_RESTORED))); 061 062 @Override 063 public void handleEvent(Event event) { 064 EventContext ctx = event.getContext(); 065 if (!(ctx instanceof DocumentEventContext)) { 066 return; 067 } 068 if (!EVENTS_TO_HANDLE.contains(event.getName())) { 069 return; 070 } 071 if (TRANSITION_EVENT.equals(event.getName()) && !isTrashOpEvent((DocumentEventContext) ctx)) { 072 return; 073 } 074 DocumentEventContext docCtx = (DocumentEventContext) ctx; 075 QuotaStatsService quotaStatsService = Framework.getService(QuotaStatsService.class); 076 quotaStatsService.updateStatistics(docCtx, event); 077 } 078 079 protected boolean isTrashOpEvent(DocumentEventContext eventContext) { 080 String transition = (String) eventContext.getProperties().get(TRANSTION_EVENT_OPTION_TRANSITION); 081 if (transition != null && (DELETE_TRANSITION.equals(transition) || UNDELETE_TRANSITION.equals(transition))) { 082 return true; 083 } 084 return false; 085 } 086}