/*
* Copyright (c) 2005-2011 Grameen Foundation USA
* All rights reserved.
*
* 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.
*
* See also http://www.apache.org/licenses/LICENSE-2.0.html for an
* explanation of the license and how it is applied.
*/
package org.mifos.framework.util.helpers;
import org.springframework.web.context.support.WebApplicationContextUtils;
import javax.servlet.ServletContext;
import javax.servlet.http.HttpServletRequest;
public class ServletUtils {
public static String getParameter(HttpServletRequest request, String paramName) {
String param = null;
if (request.getParameter(paramName) != null) {
param = request.getParameter(paramName);
}
if (param == null && request.getAttribute(paramName) != null) {
param = request.getAttribute(paramName).toString();
}
return param;
}
public static Object getGlobal(HttpServletRequest request, String key) {
return request.getSession().getServletContext().getAttribute(key);
}
public static <T> T getBean(ServletContext servletContext, String beanName) {
return (T) WebApplicationContextUtils.getRequiredWebApplicationContext(servletContext).getBean(beanName);
}
}