/**
* Copyright (C) 2011 Brian Ferris <bdferris@onebusaway.org>
*
* 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.onebusaway.presentation.tags;
import javax.servlet.ServletContext;
import org.apache.struts2.dispatcher.Dispatcher;
import org.onebusaway.presentation.impl.ServletLibrary;
import com.opensymphony.xwork2.inject.Container;
import com.opensymphony.xwork2.inject.Inject;
public class UrlFunction {
private ServletContext _servletContext;
@Inject(required = true)
public void setServletContext(ServletContext servletContext) {
_servletContext = servletContext;
}
public String getUrl(String value) {
String path = ServletLibrary.getContextPath(_servletContext);
if (path != null)
value = path + value;
return value;
}
public static String url(String value) {
Dispatcher instance = Dispatcher.getInstance();
if( instance == null)
return null;
Container container = instance.getContainer();
UrlFunction function = new UrlFunction();
container.inject(function);
return function.getUrl(value);
}
}