Java tutorial
/* * Copyright 2011-2013 PrimeFaces Extensions. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.primefaces.extensions.converter; import java.util.Date; import javax.faces.component.UIComponent; import javax.faces.context.FacesContext; import javax.faces.convert.FacesConverter; import org.primefaces.extensions.util.json.DateTypeAdapter; import com.google.gson.GsonBuilder; /** * JSON converter for timeline events. Can be used with client-side API of the * {@link org.primefaces.extensions.component.timeline.Timeline} component. * * @author Oleg Varaksin / last modified by $Author: $ * @version $Revision: 1.0 $ * @since 0.7 */ @FacesConverter(value = "org.primefaces.extensions.converter.TimelineEventsConverter") public class TimelineEventsConverter extends JsonConverter { private static final long serialVersionUID = 20130417L; private static final String TYPE_FOR_EVENTS = "java.util.List<org.primefaces.extensions.model.timeline.TimelineEvent>"; @Override public Object getAsObject(FacesContext context, UIComponent component, String value) { // register a time zone aware date adapter GsonBuilder gsonBilder = new GsonBuilder(); gsonBilder.registerTypeAdapter(Date.class, new DateTypeAdapter()); gsonBilder.serializeNulls(); return gsonBilder.create().fromJson(value, getObjectType(TYPE_FOR_EVENTS, false)); } @Override public String getAsString(FacesContext context, UIComponent component, Object value) { // register a time zone aware date adapter GsonBuilder gsonBilder = new GsonBuilder(); gsonBilder.registerTypeAdapter(Date.class, new DateTypeAdapter()); gsonBilder.serializeNulls(); return gsonBilder.create().toJson(value, getObjectType(TYPE_FOR_EVENTS, false)); } }