/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You 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.apache.wicket.examples.ajax.builtin; import java.text.DateFormat; import java.util.Date; import java.util.TimeZone; import org.apache.wicket.markup.html.basic.Label; import org.apache.wicket.model.AbstractReadOnlyModel; /** * A simple component that displays current time * * @author Igor Vaynberg (ivaynberg) */ public class Clock extends Label { /** * Constructor * * @param id * Component id * @param tz * Timezone */ public Clock(String id, TimeZone tz) { super(id, new ClockModel(tz)); } /** * A model that returns current time in the specified timezone via a formatted string * * @author Igor Vaynberg (ivaynberg) */ private static class ClockModel extends AbstractReadOnlyModel<String> { private final DateFormat df; /** * @param tz */ public ClockModel(TimeZone tz) { df = DateFormat.getDateTimeInstance(DateFormat.FULL, DateFormat.LONG); df.setTimeZone(tz); } /** * @see org.apache.wicket.model.AbstractReadOnlyModel#getObject() */ @Override public String getObject() { return df.format(new Date()); } } }