001/*
002 * (C) Copyright 2011 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 *     Florent Guillaume
018 */
019package org.nuxeo.ecm.core.storage.sql.listeners;
020
021import java.util.concurrent.atomic.AtomicReference;
022
023import org.nuxeo.ecm.core.api.DocumentModel;
024import org.nuxeo.ecm.core.api.event.CoreEventConstants;
025import org.nuxeo.ecm.core.event.Event;
026import org.nuxeo.ecm.core.event.EventListener;
027import org.nuxeo.ecm.core.event.impl.DocumentEventContext;
028
029public class DummyBeforeModificationListener implements EventListener {
030
031    public static AtomicReference<String> previousTitle = new AtomicReference<>();
032
033    /**
034     * Called on aboutToCreate and beforeDocumentModification events.
035     */
036    @Override
037    public void handleEvent(Event event) {
038        DocumentEventContext context = (DocumentEventContext) event.getContext();
039        // record previous title
040        DocumentModel previous = (DocumentModel) context.getProperty(CoreEventConstants.PREVIOUS_DOCUMENT_MODEL);
041        if (previous != null) {
042            // beforeDocumentModification
043            previousTitle.set(previous.getTitle());
044        }
045        // do the event job: rename
046        DocumentModel doc = context.getSourceDocument();
047        String name = doc.getTitle() + "-rename";
048        context.setProperty(CoreEventConstants.DESTINATION_NAME, name);
049    }
050
051    public static void clear() {
052        previousTitle.set(null);
053    }
054
055    public static String getPreviousTitle() {
056        return previousTitle.get();
057    }
058
059}