001/*
002 * (C) Copyright 2017 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 *     Gabriel Barata <gbarata@nuxeo.com>
018 */
019package org.nuxeo.template.jsf.listeners;
020
021import org.jboss.seam.faces.FacesMessages;
022import org.jboss.seam.international.StatusMessage;
023import org.nuxeo.ecm.core.api.event.DocumentEventTypes;
024import org.nuxeo.ecm.core.event.Event;
025import org.nuxeo.ecm.core.event.EventContext;
026import org.nuxeo.ecm.core.event.EventListener;
027import org.nuxeo.ecm.core.event.impl.DocumentEventContext;
028
029public class DocRemovalCanceledListener implements EventListener {
030
031    @Override
032    public void handleEvent(Event event) {
033
034        EventContext ctx = event.getContext();
035
036        if (DocumentEventTypes.DOCUMENT_REMOVAL_CANCELED.equals(event.getName()) &&
037            ctx instanceof DocumentEventContext) {
038            FacesMessages.instance().clearGlobalMessages();
039            FacesMessages.instance().addFromResourceBundleOrDefault(StatusMessage.Severity.WARN,
040                "label.template.canNotDeletedATemplateInUse",
041                "Can not delete a template that is still in use.");
042        }
043    }
044}