1 files changed, 85 insertions, 0 deletions
diff --git a/ecomp-sdk/epsdk-fw/src/main/java/org/openecomp/portalsdk/core/onboarding/listener/UserSessionListener.java b/ecomp-sdk/epsdk-fw/src/main/java/org/openecomp/portalsdk/core/onboarding/listener/UserSessionListener.java
new file mode 100644
index 00000000..88934282
--- /dev/null
+++ b/ecomp-sdk/epsdk-fw/src/main/java/org/openecomp/portalsdk/core/onboarding/listener/UserSessionListener.java
@@ -0,0 +1,85 @@
+/*-
+ * ================================================================================
+ * 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.listener;
+
+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;
+import org.openecomp.portalsdk.core.onboarding.util.PortalApiConstants;
+
+/**
+ * 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);
+		}
+	}
+}