Examples with Connector org.apache.activemq.artemis.spi.core.remoting.Connector used on opensource projects

Example 1 with Connector

use of org.apache.activemq.artemis.spi.core.remoting.Connector in project activemq-artemis by apache.

the class ClientSessionFactoryImpl method failoverOrReconnect.

/**
 * TODO: Maybe this belongs to ActiveMQClientProtocolManager
 *
 * @param connectionID
 * @param me
 */
private void failoverOrReconnect(final Object connectionID, final ActiveMQException me, String scaleDownTargetNodeID) {
    ActiveMQClientLogger.LOGGER.failoverOrReconnect(connectionID, me);
    for (ClientSessionInternal session : sessions) {
        SessionContext context = session.getSessionContext();
        if (context instanceof ActiveMQSessionContext) {
            ActiveMQSessionContext sessionContext = (ActiveMQSessionContext) context;
            if (sessionContext.isKilled()) {
                setReconnectAttempts(0);
            }
        }
    }
    Set<ClientSessionInternal> sessionsToClose = null;
    if (!clientProtocolManager.isAlive())
        return;
    Lock localFailoverLock = lockFailover();
    try {
        if (connection == null || !connection.getID().equals(connectionID) || !clientProtocolManager.isAlive()) {
            return;
        }
        if (ClientSessionFactoryImpl.logger.isTraceEnabled()) {
            logger.trace("Client Connection failed, calling failure listeners and trying to reconnect, reconnectAttempts=" + reconnectAttempts);
        }
        callFailoverListeners(FailoverEventType.FAILURE_DETECTED);
        // We call before reconnection occurs to give the user a chance to do cleanup, like cancel messages
        callSessionFailureListeners(me, false, false, scaleDownTargetNodeID);
        if (reconnectAttempts != 0) {
            if (clientProtocolManager.cleanupBeforeFailover(me)) {
                // Now we absolutely know that no threads are executing in or blocked in
                // createSession,
                // and no
                // more will execute it until failover is complete
                // So.. do failover / reconnection
                RemotingConnection oldConnection = connection;
                connection = null;
                Connector localConnector = connector;
                if (localConnector != null) {
                    try {
                        localConnector.close();
                    } catch (Exception ignore) {
                    // no-op
                    }
                }
                cancelScheduledTasks();
                connector = null;
                reconnectSessions(oldConnection, reconnectAttempts, me);
                if (oldConnection != null) {
                    oldConnection.destroy();
                }
                if (connection != null) {
                    callFailoverListeners(FailoverEventType.FAILOVER_COMPLETED);
                }
            }
        } else {
            RemotingConnection connectionToDestory = connection;
            if (connectionToDestory != null) {
                connectionToDestory.destroy();
            }
            connection = null;
        }
        if (connection == null) {
            synchronized (sessions) {
                sessionsToClose = new HashSet<>(sessions);
            }
            callFailoverListeners(FailoverEventType.FAILOVER_FAILED);
            callSessionFailureListeners(me, true, false, scaleDownTargetNodeID);
        }
    } finally {
        localFailoverLock.unlock();
    }
    // This needs to be outside the failover lock to prevent deadlock
    if (connection != null) {
        callSessionFailureListeners(me, true, true);
    }
    if (sessionsToClose != null) {
        for (ClientSessionInternal session : sessionsToClose) {
            try {
                session.cleanUp(true);
            } catch (Exception cause) {
                ActiveMQClientLogger.LOGGER.failedToCleanupSession(cause);
            }
        }
    }
}

Example 2 with Connector

use of org.apache.activemq.artemis.spi.core.remoting.Connector in project activemq-artemis by apache.

the class ServerLocatorImpl method addFactory.

private void addFactory(ClientSessionFactoryInternal factory) {
    if (factory == null) {
        return;
    }
    if (isClosed()) {
        factory.close();
        return;
    }
    TransportConfiguration backup = null;
    if (ha) {
        backup = topology.getBackupForConnector((Connector) factory.getConnector());
    }
    factory.setBackupConnector(factory.getConnectorConfiguration(), backup);
    synchronized (factories) {
        factories.add(factory);
    }
}

Example 3 with Connector

use of org.apache.activemq.artemis.spi.core.remoting.Connector in project activemq-artemis by apache.

the class ClientSessionFactoryImpl method checkCloseConnection.

private void checkCloseConnection() {
    RemotingConnection connectionInUse = connection;
    Connector connectorInUse = connector;
    if (connectionInUse != null && sessions.size() == 0) {
        cancelScheduledTasks();
        try {
            connectionInUse.destroy();
        } catch (Throwable ignore) {
        }
        connection = null;
        try {
            if (connectorInUse != null) {
                connectorInUse.close();
            }
        } catch (Throwable ignore) {
        }
        connector = null;
    }
}