2 * Copyright 2005-2010 the original author or authors.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 package org.wamblee.wicket.jquery;
18 import org.apache.wicket.Application;
19 import org.apache.wicket.behavior.HeaderContributor;
20 import org.apache.wicket.markup.html.JavascriptPackageResource;
23 * JQuery bahavior which adds the jquery javascript.
25 * @author Erik Brakkee
27 public class JQueryBehavior extends HeaderContributor {
29 static final String JQUERY_DEPLOYMENT = "jquery-1.4.2.min.js";
30 static final String JQUERY_DEVELOPMENT = "jquery-1.4.2.js";
32 private static HeaderContributor CACHE;
35 * Constructs the behavior.
37 public JQueryBehavior() {
38 super(getContributor());
42 * Resets the cached value of the header contribution. Used typically for test only.
44 public static void clear() {
48 private static HeaderContributor getContributor() {
50 CACHE = JavascriptPackageResource.getHeaderContribution(
51 JQueryBehavior.class, getJQueryJavascript());
56 private static String getJQueryJavascript() {
57 return Application.get().getConfigurationType().equals(
58 Application.DEVELOPMENT) ? JQUERY_DEVELOPMENT : JQUERY_DEPLOYMENT;