/**
* Copyright (c) 2000-present Liferay, Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 2.1 of the License, or (at your option)
* any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*/
package com.liferay.portal.kernel.servlet;
import com.liferay.portal.kernel.util.PortalUtil;
import com.liferay.portal.kernel.util.WebKeys;
import java.util.Collections;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import javax.portlet.PortletRequest;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
/**
* @author Brian Wing Shun Chan
* @author Shuyang Zhou
* @author Sergio González
*/
public class PortalMessages {
public static final String KEY_ANIMATION = "animation";
public static final String KEY_CSS_CLASS = "cssClass";
public static final String KEY_JSP_PATH = "jspPath";
public static final String KEY_MESSAGE = "message";
public static final String KEY_PORTLET_ID = "portletId";
public static final String KEY_TIMEOUT = "timeout";
public static void add(HttpServletRequest request, Class<?> clazz) {
add(request.getSession(), clazz.getName());
}
public static void add(
HttpServletRequest request, Class<?> clazz, Object value) {
add(request.getSession(), clazz.getName(), value);
}
public static void add(HttpServletRequest request, String key) {
add(request.getSession(), key);
}
public static void add(
HttpServletRequest request, String key, Object value) {
add(request.getSession(), key, value);
}
public static void add(HttpSession session, Class<?> clazz) {
add(session, clazz.getName());
}
public static void add(HttpSession session, Class<?> clazz, Object value) {
add(session, clazz.getName(), value);
}
public static void add(HttpSession session, String key) {
Map<String, Object> map = _getMap(session, true);
map.put(key, key);
}
public static void add(HttpSession session, String key, Object value) {
Map<String, Object> map = _getMap(session, true);
map.put(key, value);
}
public static void add(PortletRequest portletRequest, Class<?> clazz) {
add(PortalUtil.getHttpServletRequest(portletRequest), clazz.getName());
}
public static void add(
PortletRequest portletRequest, Class<?> clazz, Object value) {
add(
PortalUtil.getHttpServletRequest(portletRequest), clazz.getName(),
value);
}
public static void add(PortletRequest portletRequest, String key) {
add(PortalUtil.getHttpServletRequest(portletRequest), key);
}
public static void add(
PortletRequest portletRequest, String key, Object value) {
add(PortalUtil.getHttpServletRequest(portletRequest), key, value);
}
public static void clear(HttpServletRequest request) {
clear(request.getSession());
}
public static void clear(HttpSession session) {
Map<String, Object> map = _getMap(session, false);
if (map != null) {
map.clear();
}
}
public static void clear(PortletRequest portletRequest) {
clear(PortalUtil.getHttpServletRequest(portletRequest));
}
public static boolean contains(HttpServletRequest request, Class<?> clazz) {
return contains(request.getSession(), clazz.getName());
}
public static boolean contains(HttpServletRequest request, String key) {
return contains(request.getSession(), key);
}
public static boolean contains(HttpSession session, Class<?> clazz) {
return contains(session, clazz.getName());
}
public static boolean contains(HttpSession session, String key) {
Map<String, Object> map = _getMap(session, false);
if (map == null) {
return false;
}
return map.containsKey(key);
}
public static boolean contains(
PortletRequest portletRequest, Class<?> clazz) {
return contains(
PortalUtil.getHttpServletRequest(portletRequest), clazz.getName());
}
public static boolean contains(PortletRequest portletRequest, String key) {
return contains(PortalUtil.getHttpServletRequest(portletRequest), key);
}
public static Object get(HttpServletRequest request, Class<?> clazz) {
return get(request.getSession(), clazz.getName());
}
public static Object get(HttpServletRequest request, String key) {
return get(request.getSession(), key);
}
public static Object get(HttpSession session, Class<?> clazz) {
return get(session, clazz.getName());
}
public static Object get(HttpSession session, String key) {
Map<String, Object> map = _getMap(session, false);
if (map == null) {
return null;
}
return map.get(key);
}
public static Object get(PortletRequest portletRequest, Class<?> clazz) {
return get(
PortalUtil.getHttpServletRequest(portletRequest), clazz.getName());
}
public static Object get(PortletRequest portletRequest, String key) {
return get(PortalUtil.getHttpServletRequest(portletRequest), key);
}
public static boolean isEmpty(HttpServletRequest request) {
return isEmpty(request.getSession());
}
public static boolean isEmpty(HttpSession session) {
Map<String, Object> map = _getMap(session, false);
if (map == null) {
return true;
}
return map.isEmpty();
}
public static boolean isEmpty(PortletRequest portletRequest) {
return isEmpty(PortalUtil.getHttpServletRequest(portletRequest));
}
public static Iterator<String> iterator(HttpServletRequest request) {
return iterator(request.getSession());
}
public static Iterator<String> iterator(HttpSession session) {
Map<String, Object> map = _getMap(session, false);
if (map == null) {
List<String> list = Collections.<String>emptyList();
return list.iterator();
}
Set<String> set = Collections.unmodifiableSet(map.keySet());
return set.iterator();
}
public static Iterator<String> iterator(PortletRequest portletRequest) {
return iterator(PortalUtil.getHttpServletRequest(portletRequest));
}
public static Set<String> keySet(HttpServletRequest request) {
return keySet(request.getSession());
}
public static Set<String> keySet(HttpSession session) {
Map<String, Object> map = _getMap(session, false);
if (map == null) {
return Collections.emptySet();
}
return Collections.unmodifiableSet(map.keySet());
}
public static Set<String> keySet(PortletRequest portletRequest) {
return keySet(PortalUtil.getHttpServletRequest(portletRequest));
}
public static void print(HttpServletRequest request) {
print(request.getSession());
}
public static void print(HttpSession session) {
Iterator<String> itr = iterator(session);
while (itr.hasNext()) {
System.out.println(itr.next());
}
}
public static void print(PortletRequest portletRequest) {
print(PortalUtil.getHttpServletRequest(portletRequest));
}
public static int size(HttpServletRequest request) {
return size(request.getSession());
}
public static int size(HttpSession session) {
Map<String, Object> map = _getMap(session, false);
if (map == null) {
return 0;
}
return map.size();
}
public static int size(PortletRequest portletRequest) {
return size(PortalUtil.getHttpServletRequest(portletRequest));
}
private static Map<String, Object> _getMap(
HttpSession session, boolean createIfAbsent) {
Map<String, Object> map = null;
try {
map = (Map<String, Object>)session.getAttribute(
WebKeys.PORTAL_MESSAGES);
if ((map == null) && createIfAbsent) {
map = new LinkedHashMap<>();
session.setAttribute(WebKeys.PORTAL_MESSAGES, map);
}
}
catch (IllegalStateException ise) {
// Session is already invalidated, just return a null map
}
return map;
}
}