Revision 5311
Added by daigle about 14 years ago
| SessionService.java | ||
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import java.io.PrintWriter; |
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import java.util.Calendar; |
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import java.util.Enumeration; |
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import java.util.Hashtable; |
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import javax.servlet.http.HttpServletResponse; |
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private static Hashtable<String, SessionData> sessionHash = null; |
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private static final String PUBLIC_SESSION_ID = "0"; |
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private static Object lockObj = new Object(); |
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/** |
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* private constructor since this is a singleton |
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*/ |
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public static void registerSession(String sessionId, String userName, |
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String[] groupNames, String password, String name) throws ServiceException {
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if (sessionId == null) {
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throw new ServiceException("SessionService.registerSession - " +
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"Cannot register a null session id"); |
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synchronized(lockObj) {
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if (sessionId == null) {
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throw new ServiceException("SessionService.registerSession - " +
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"Cannot register a null session id"); |
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} |
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logMetacat.debug("SessionService.registerSession - Registering session id: " + sessionId);
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SessionData sessionData = new SessionData(sessionId, userName, groupNames, |
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password, name); |
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sessionHash.put(sessionId, sessionData); |
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} |
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logMetacat.debug("SessionService.registerSession - Registering session id: " + sessionId);
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SessionData sessionData = new SessionData(sessionId, userName, groupNames, |
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password, name); |
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sessionHash.put(sessionId, sessionData); |
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} |
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/** |
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* the session data object to add to the session hash |
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*/ |
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public static void registerSession(SessionData sessionData) throws ServiceException {
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if (sessionData == null) {
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throw new ServiceException("SessionService.registerSession - " +
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"Cannot register null session data"); |
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synchronized(lockObj) {
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if (sessionData == null) {
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throw new ServiceException("SessionService.registerSession - " +
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"Cannot register null session data"); |
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} |
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logMetacat.debug("SessionService.registerSession - Registering session " +
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"data with id: " + sessionData.getId()); |
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sessionHash.put(sessionData.getId(), sessionData); |
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} |
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logMetacat.debug("SessionService.registerSession - Registering session " +
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"data with id: " + sessionData.getId()); |
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sessionHash.put(sessionData.getId(), sessionData); |
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} |
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/** |
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* the id of the session to remove. |
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*/ |
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public static void unRegisterSession(String sessionId) {
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if (sessionId == null) {
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logMetacat.error("SessionService.unRegisterSession - trying to " +
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synchronized(lockObj) {
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if (sessionId == null) {
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logMetacat.error("SessionService.unRegisterSession - trying to " +
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"unregister a session with null id"); |
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} |
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logMetacat.info("SessionService.unRegisterSession - unRegistering session: " + sessionId);
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sessionHash.remove(sessionId); |
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} |
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logMetacat.info("SessionService.unRegisterSession - unRegistering session: " + sessionId);
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sessionHash.remove(sessionId); |
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} |
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/** |
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* Unregister all sessions from the session hash table except the public session. |
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* |
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* @param sessionId |
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* the id of the session to remove. |
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*/ |
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public static void unRegisterAllSessions() {
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synchronized(lockObj) {
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Enumeration<String> keyEnum = sessionHash.keys(); |
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while (keyEnum.hasMoreElements()) {
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String sessionId = keyEnum.nextElement(); |
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if (!sessionId.equals(PUBLIC_SESSION_ID)) {
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logMetacat.info("SessionService.unRegisterAllSessions - unRegistering session: " + sessionId);
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sessionHash.remove(sessionId); |
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} |
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} |
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} |
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} |
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/** |
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* Check if a session is registered in the session hash table. |
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* |
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* @param sessionId |
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if (sessionId == null) {
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logMetacat.error("SessionService.touchSession - trying to touch a session with null id");
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} else if (isSessionRegistered(sessionId)) {
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SessionData sessionData = getRegisteredSession(sessionId); |
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sessionData.setLastAccessedTime(); |
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synchronized(lockObj) {
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SessionData sessionData = getRegisteredSession(sessionId); |
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sessionData.setLastAccessedTime(); |
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} |
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} |
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} |
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|
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if(lastAccessedTime.compareTo(expireTime) < 0 ) {
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unRegisterSession(sessionId); |
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} |
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} |
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} |
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} |
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} |
Also available in: Unified diff
Merge 1.9.2 changes back into the trunk