Package org.apache.activemq.state

Examples of org.apache.activemq.state.SessionState

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        ConnectionId connectionId = id.getParentId();
        TransportConnectionState cs = lookupConnectionState(connectionId);
        if (cs == null) {
            throw new IllegalStateException("Cannot remove session from connection that had not been registered: " + connectionId);
        }
        SessionState session = cs.getSessionState(id);
        if (session == null) {
            throw new IllegalStateException("Cannot remove session that had not been registered: " + id);
        }
        // Don't let new consumers or producers get added while we are closing
        // this down.
        session.shutdown();
        // Cascade the connection stop to the consumers and producers.
        for (ConsumerId consumerId : session.getConsumerIds()) {
            try {
                processRemoveConsumer(consumerId, lastDeliveredSequenceId);
            } catch (Throwable e) {
                LOG.warn("Failed to remove consumer: {}", consumerId, e);
            }
        }
        for (ProducerId producerId : session.getProducerIds()) {
            try {
                processRemoveProducer(producerId);
            } catch (Throwable e) {
                LOG.warn("Failed to remove producer: {}", producerId, e);
            }
        }
        cs.removeSession(id);
        broker.removeSession(cs.getContext(), session.getInfo());
        return null;
    }
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                context = state.getContext();
                result.setConnectionContext(context);
                if (context.isReconnect() || (context.isNetworkConnection() && connector.isAuditNetworkProducers())) {
                    result.setLastStoredSequenceId(broker.getBrokerService().getPersistenceAdapter().getLastProducerSequenceId(id));
                }
                SessionState ss = state.getSessionState(id.getParentId());
                if (ss != null) {
                    result.setProducerState(ss.getProducerState(id));
                    ProducerState producerState = ss.getProducerState(id);
                    if (producerState != null && producerState.getInfo() != null) {
                        ProducerInfo info = producerState.getInfo();
                        result.setMutable(info.getDestination() == null || info.getDestination().isComposite());
                    }
                }
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            synchronized (consumerExchanges) {
                result = new ConsumerBrokerExchange();
                TransportConnectionState state = lookupConnectionState(id);
                context = state.getContext();
                result.setConnectionContext(context);
                SessionState ss = state.getSessionState(id.getParentId());
                if (ss != null) {
                    ConsumerState cs = ss.getConsumerState(id);
                    if (cs != null) {
                        ConsumerInfo info = cs.getInfo();
                        if (info != null) {
                            if (info.getDestination() != null && info.getDestination().isPattern()) {
                                result.setWildcard(true);
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    private int getProducerCount(ConnectionId connectionId) {
        int result = 0;
        TransportConnectionState cs = lookupConnectionState(connectionId);
        if (cs != null) {
            for (SessionId sessionId : cs.getSessionIds()) {
                SessionState sessionState = cs.getSessionState(sessionId);
                if (sessionState != null) {
                    result += sessionState.getProducerIds().size();
                }
            }
        }
        return result;
    }
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    private int getConsumerCount(ConnectionId connectionId) {
        int result = 0;
        TransportConnectionState cs = lookupConnectionState(connectionId);
        if (cs != null) {
            for (SessionId sessionId : cs.getSessionIds()) {
                SessionState sessionState = cs.getSessionState(sessionId);
                if (sessionState != null) {
                    result += sessionState.getConsumerIds().size();
                }
            }
        }
        return result;
    }
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        TransportConnectionState cs = lookupConnectionState(connectionId);
        if (cs == null) {
            throw new IllegalStateException("Cannot add a producer to a connection that had not been registered: "
                    + connectionId);
        }
        SessionState ss = cs.getSessionState(sessionId);
        if (ss == null) {
            throw new IllegalStateException("Cannot add a producer to a session that had not been registered: "
                    + sessionId);
        }
        // Avoid replaying dup commands
        if (!ss.getProducerIds().contains(info.getProducerId())) {
            ActiveMQDestination destination = info.getDestination();
            if (destination != null && !AdvisorySupport.isAdvisoryTopic(destination)) {
                if (getProducerCount(connectionId) >= connector.getMaximumProducersAllowedPerConnection()){
                    throw new IllegalStateException("Can't add producer on connection " + connectionId + ": at maximum limit: " + connector.getMaximumProducersAllowedPerConnection());
                }
            }
            broker.addProducer(cs.getContext(), info);
            try {
                ss.addProducer(info);
            } catch (IllegalStateException e) {
                broker.removeProducer(cs.getContext(), info);
            }

        }
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    @Override
    public Response processRemoveProducer(ProducerId id) throws Exception {
        SessionId sessionId = id.getParentId();
        ConnectionId connectionId = sessionId.getParentId();
        TransportConnectionState cs = lookupConnectionState(connectionId);
        SessionState ss = cs.getSessionState(sessionId);
        if (ss == null) {
            throw new IllegalStateException("Cannot remove a producer from a session that had not been registered: "
                    + sessionId);
        }
        ProducerState ps = ss.removeProducer(id);
        if (ps == null) {
            throw new IllegalStateException("Cannot remove a producer that had not been registered: " + id);
        }
        removeProducerBrokerExchange(id);
        broker.removeProducer(cs.getContext(), ps.getInfo());
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        TransportConnectionState cs = lookupConnectionState(connectionId);
        if (cs == null) {
            throw new IllegalStateException("Cannot add a consumer to a connection that had not been registered: "
                    + connectionId);
        }
        SessionState ss = cs.getSessionState(sessionId);
        if (ss == null) {
            throw new IllegalStateException(broker.getBrokerName()
                    + " Cannot add a consumer to a session that had not been registered: " + sessionId);
        }
        // Avoid replaying dup commands
        if (!ss.getConsumerIds().contains(info.getConsumerId())) {
            ActiveMQDestination destination = info.getDestination();
            if (destination != null && !AdvisorySupport.isAdvisoryTopic(destination)) {
                if (getConsumerCount(connectionId) >= connector.getMaximumConsumersAllowedPerConnection()){
                    throw new IllegalStateException("Can't add consumer on connection " + connectionId + ": at maximum limit: " + connector.getMaximumConsumersAllowedPerConnection());
                }
            }

            broker.addConsumer(cs.getContext(), info);
            try {
                ss.addConsumer(info);
                addConsumerBrokerExchange(info.getConsumerId());
            } catch (IllegalStateException e) {
                broker.removeConsumer(cs.getContext(), info);
            }
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        TransportConnectionState cs = lookupConnectionState(connectionId);
        if (cs == null) {
            throw new IllegalStateException("Cannot remove a consumer from a connection that had not been registered: "
                    + connectionId);
        }
        SessionState ss = cs.getSessionState(sessionId);
        if (ss == null) {
            throw new IllegalStateException("Cannot remove a consumer from a session that had not been registered: "
                    + sessionId);
        }
        ConsumerState consumerState = ss.removeConsumer(id);
        if (consumerState == null) {
            throw new IllegalStateException("Cannot remove a consumer that had not been registered: " + id);
        }
        ConsumerInfo info = consumerState.getInfo();
        info.setLastDeliveredSequenceId(lastDeliveredSequenceId);
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        ConnectionId connectionId = id.getParentId();
        TransportConnectionState cs = lookupConnectionState(connectionId);
        if (cs == null) {
            throw new IllegalStateException("Cannot remove session from connection that had not been registered: " + connectionId);
        }
        SessionState session = cs.getSessionState(id);
        if (session == null) {
            throw new IllegalStateException("Cannot remove session that had not been registered: " + id);
        }
        // Don't let new consumers or producers get added while we are closing
        // this down.
        session.shutdown();
        // Cascade the connection stop to the consumers and producers.
        for (ConsumerId consumerId : session.getConsumerIds()) {
            try {
                processRemoveConsumer(consumerId, lastDeliveredSequenceId);
            } catch (Throwable e) {
                LOG.warn("Failed to remove consumer: {}", consumerId, e);
            }
        }
        for (ProducerId producerId : session.getProducerIds()) {
            try {
                processRemoveProducer(producerId);
            } catch (Throwable e) {
                LOG.warn("Failed to remove producer: {}", producerId, e);
            }
        }
        cs.removeSession(id);
        broker.removeSession(cs.getContext(), session.getInfo());
        return null;
    }
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Related Classes of org.apache.activemq.state.SessionState

  • org.apache.activemq.broker.TransportConnection
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