diff options
Diffstat (limited to 'ecomp-sdk/thirdparty/src/main/java/org/openecomp/portalsdk/core/onboarding/crossapi/UserSessionListener.java')
-rw-r--r-- | ecomp-sdk/thirdparty/src/main/java/org/openecomp/portalsdk/core/onboarding/crossapi/UserSessionListener.java | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/ecomp-sdk/thirdparty/src/main/java/org/openecomp/portalsdk/core/onboarding/crossapi/UserSessionListener.java b/ecomp-sdk/thirdparty/src/main/java/org/openecomp/portalsdk/core/onboarding/crossapi/UserSessionListener.java new file mode 100644 index 00000000..b468851d --- /dev/null +++ b/ecomp-sdk/thirdparty/src/main/java/org/openecomp/portalsdk/core/onboarding/crossapi/UserSessionListener.java @@ -0,0 +1,84 @@ +/*- + * ================================================================================ + * eCOMP Portal SDK + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property + * ================================================================================ + * 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.openecomp.portalsdk.core.onboarding.crossapi; + +import java.util.HashMap; +import java.util.Hashtable; +import java.util.Map; + +import javax.servlet.ServletConfig; +import javax.servlet.ServletContext; +import javax.servlet.annotation.WebListener; +import javax.servlet.http.HttpSession; +import javax.servlet.http.HttpSessionEvent; +import javax.servlet.http.HttpSessionListener; + +import org.apache.commons.logging.Log; +import org.apache.commons.logging.LogFactory; + +/** + * Listens to session-create and session-destroy events. + */ +@WebListener +public class UserSessionListener implements HttpSessionListener { + + private Log logger = LogFactory.getLog(getClass()); + + public static Map<String, HttpSession> activeSessions = new Hashtable<String, HttpSession>(); + + public void init(ServletConfig config) { + } + + /** + * Adds sessions to the context-scoped HashMap when they begin. + */ + public void sessionCreated(HttpSessionEvent event) { + HttpSession session = event.getSession(); + ServletContext context = session.getServletContext(); + @SuppressWarnings("unchecked") + HashMap<String, HttpSession> activeUsers = (HashMap<String, HttpSession>) context + .getAttribute(PortalApiConstants.ACTIVE_USERS_NAME); + if (activeUsers != null) + activeUsers.put(session.getId(), session); + context.setAttribute(PortalApiConstants.ACTIVE_USERS_NAME, activeUsers); + activeSessions.put(session.getId(), session); + session.getServletContext().setAttribute(PortalApiConstants.MAX_IDLE_TIME, session.getMaxInactiveInterval()); + } + + /** + * Removes sessions from the context-scoped HashMap when they expire or are + * invalidated. + */ + public void sessionDestroyed(HttpSessionEvent event) { + try { + HttpSession session = event.getSession(); + ServletContext context = session.getServletContext(); + @SuppressWarnings("unchecked") + HashMap<String, HttpSession> activeUsers = (HashMap<String, HttpSession>) context + .getAttribute(PortalApiConstants.ACTIVE_USERS_NAME); + if (activeUsers != null) + activeUsers.remove(session.getId()); + activeSessions.remove(session.getId()); + PortalTimeoutHandler.sessionDestroyed(session); + } catch (Exception e) { + logger.warn(e.getMessage(), e); + } + } +} |