Package org.apache.catalina.cluster

Examples of org.apache.catalina.cluster.SessionMessage

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            ReplicationStream stream =
                new ReplicationStream(new java.io.ByteArrayInputStream(data),
                                      getClass().getClassLoader());
            Object myobj = stream.readObject();
            if ( myobj != null && myobj instanceof SessionMessage ) {
                SessionMessage msg = (SessionMessage)myobj;
                //remove when checking in
                perfMessageRecvd(msg.getTimestamp());
                String name = msg.getContextName();
                //check if the message is a EVT_GET_ALL_SESSIONS,
                //if so, wait until we are fully started up
                if ( name == null ) {
                    java.util.Iterator i = managers.keySet().iterator();
                    while ( i.hasNext() ) {
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      sessionCounter++;
     
     
      if ( distribute ) {
          SessionMessage msg = new SessionMessage(
              getName(),
              SessionMessage.EVT_SESSION_CREATED,
              null,
              sessionId);
          cluster.send(msg);
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                return;
            }

            if (cluster.getMembers().length > 0) {
                Member mbr = cluster.getMembers()[0];
                SessionMessage msg =
                    new SessionMessage(this.getName(),
                                       SessionMessage.EVT_GET_ALL_SESSIONS,
                                       null,
                                       "GET-ALL");
                //just to make sure the other server has the context started
//                long timetowait = 20000-mbr.getMemberAliveTime();
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        */
       public SessionMessage requestCompleted(String sessionId) {
           try {
               DeltaSession session = (DeltaSession) findSession(sessionId);
               DeltaRequest deltaRequest = session.getDeltaRequest();
               SessionMessage msg = null;
               if (deltaRequest.getSize() > 0) {
  
                   byte[] data = unloadDeltaRequest(deltaRequest);
                   msg = new SessionMessage(name, SessionMessage.EVT_SESSION_DELTA,
                                            data, sessionId,
                                            sessionId+System.currentTimeMillis());
                   session.resetDeltaRequest();
               } else if ( !session.isPrimarySession() ) {
                   msg = new SessionMessage(getName(),
                                         SessionMessage.EVT_SESSION_ACCESSED,
                                         null,
                                         sessionId,
                                         sessionId+System.currentTimeMillis());
               }
               session.setPrimarySession(true);
               //check to see if we need to send out an access message
               if ( (msg == null) ) {
                   long replDelta = System.currentTimeMillis() - session.getLastTimeReplicated();
                   if ( replDelta > (getMaxInactiveInterval()*1000) ) {
                       msg = new SessionMessage(getName(),
                                             SessionMessage.EVT_SESSION_ACCESSED,
                                             null,
                                             sessionId+System.currentTimeMillis());
                   }
                  
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           }
  
       }
      
       protected void sessionExpired(String id) {
           SessionMessage msg = new SessionMessage(getName(),
                                                   SessionMessage.EVT_SESSION_EXPIRED,
                                                   null,
                                                   id);
           cluster.send(msg);
       }
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                   case SessionMessage.EVT_GET_ALL_SESSIONS: {
                       //get a list of all the session from this manager
                       log.debug("Manager ("+name+") unloading sessions");
                       byte[] data = doUnload();
                       log.debug("Manager ("+name+") unloading sessions complete");
                       SessionMessage newmsg = new SessionMessage(name,
                           SessionMessage.EVT_ALL_SESSION_DATA,
                           data, "");
                       cluster.send(newmsg, sender);
                       break;
                   }
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      sessionCounter++;
     
     
      if ( distribute ) {
          SessionMessage msg = new SessionMessage(
              getName(),
              SessionMessage.EVT_SESSION_CREATED,
              null,
              sessionId);
          cluster.send(msg);
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                return;
            }

            if (cluster.getMembers().length > 0) {
                Member mbr = cluster.getMembers()[0];
                SessionMessage msg =
                    new SessionMessage(this.getName(),
                                       SessionMessage.EVT_GET_ALL_SESSIONS,
                                       null,
                                       "GET-ALL");
                //just to make sure the other server has the context started
//                long timetowait = 20000-mbr.getMemberAliveTime();
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        */
       public SessionMessage requestCompleted(String sessionId) {
           try {
               DeltaSession session = (DeltaSession) findSession(sessionId);
               DeltaRequest deltaRequest = session.getDeltaRequest();
               SessionMessage msg = null;
               if (deltaRequest.getSize() > 0) {
  
                   byte[] data = unloadDeltaRequest(deltaRequest);
                   msg = new SessionMessage(name, SessionMessage.EVT_SESSION_DELTA,
                                            data, sessionId);
                   session.resetDeltaRequest();
               } else if ( !session.isPrimarySession() ) {
                   msg = new SessionMessage(getName(),
                                         SessionMessage.EVT_SESSION_ACCESSED,
                                         null,
                                         sessionId);
               }
               session.setPrimarySession(true);
               //check to see if we need to send out an access message
               if ( (msg == null) ) {
                   long replDelta = System.currentTimeMillis() - session.getLastTimeReplicated();
                   if ( replDelta > (getMaxInactiveInterval()*1000) ) {
                       msg = new SessionMessage(getName(),
                                             SessionMessage.EVT_SESSION_ACCESSED,
                                             null,
                                             sessionId);
                   }
                  
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           }
  
       }
      
       protected void sessionExpired(String id) {
           SessionMessage msg = new SessionMessage(getName(),
                                                   SessionMessage.EVT_SESSION_EXPIRED,
                                                   null,
                                                   id);
           cluster.send(msg);
       }
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Related Classes of org.apache.catalina.cluster.SessionMessage

  • org.apache.catalina.cluster.session.DeltaManager
  • org.apache.catalina.cluster.session.SimpleTcpReplicationManager
  • org.apache.catalina.cluster.tcp.ReplicationValve
  • org.apache.catalina.cluster.tcp.SimpleTcpCluster
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