com.jk.web.mvc.MvcUtil Maven / Gradle / Ivy
/*
* Copyright 2002-2019 Jalal Kiswani.
* E-mail: [email protected]
*
* 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 com.jk.web.mvc;
import java.util.LinkedHashMap;
import java.util.Map;
import javax.servlet.ServletContext;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import com.jk.util.thread.JKThreadLocal;
// TODO: Auto-generated Javadoc
/**
* The Class MvcUtil.
*/
public class MvcUtil {
/** The context. */
private static ServletContext context;
/**
* Inits the.
*
* @param context the context
*/
public static void init(ServletContext context) {
MvcUtil.context = context;
}
/**
* Creates the user binding map.
*
* @return the map
*/
public static Map createUserBindingMap() {
Map map = new LinkedHashMap<>();
return map;
}
/**
* Gets the user binding.
*
* @param req the req
* @return the user binding
*/
public static Map getUserBinding(HttpServletRequest req) {
return (Map) req.getSession().getAttribute(MvcConstants.ATTRIBUTE_BINDINGS_NAME);
}
/**
* Inits the request info.
*
* @param req the req
*/
public static void initRequestInfo(HttpServletRequest req) {
JKThreadLocal.setValue(MvcConstants.ATTRIBUTE_SERVLET_CONTEXT, req.getServletContext());
JKThreadLocal.setValue(MvcConstants.ATTRIBUTE_REQUEST, req);
JKThreadLocal.setValue(MvcConstants.ATTRIBUTE_SESSION, req.getSession());
}
/**
* Gets the servlet context.
*
* @return the servlet context
*/
public static ServletContext getServletContext() {
return (ServletContext) JKThreadLocal.getValue(MvcConstants.ATTRIBUTE_SERVLET_CONTEXT);
}
/**
* Gets the current servlet request.
*
* @return the current servlet request
*/
public static HttpServletRequest getCurrentServletRequest() {
return (HttpServletRequest) JKThreadLocal.getValue(MvcConstants.ATTRIBUTE_REQUEST);
}
/**
* Gets the current session.
*
* @return the current session
*/
public static HttpSession getCurrentSession() {
return (HttpSession) JKThreadLocal.getValue(MvcConstants.ATTRIBUTE_SESSION);
}
}