Example usage for org.springframework.jms.connection JmsResourceHolder getConnection

Introduction

In this page you can find the example usage for org.springframework.jms.connection JmsResourceHolder getConnection.

Prototype

@Nullable
public <C extends Connection> C getConnection(Class<C> connectionType) 

Source Link

Document

Return this resource holder's Connection of the given type, or null if none.

Usage

From source file:org.springframework.jms.connection.ConnectionFactoryUtils.java

/**
 * Obtain a JMS QueueSession that is synchronized with the current transaction, if any.
 * <p>Mainly intended for use with the JMS 1.0.2 API.
 * @param cf the ConnectionFactory to obtain a Session for
 * @param existingCon the existing JMS Connection to obtain a Session for
 * (may be {@code null})/*ww w  .  j  ava 2  s.c om*/
 * @param synchedLocalTransactionAllowed whether to allow for a local JMS transaction
 * that is synchronized with a Spring-managed transaction (where the main transaction
 * might be a JDBC-based one for a specific DataSource, for example), with the JMS
 * transaction committing right after the main transaction. If not allowed, the given
 * ConnectionFactory needs to handle transaction enlistment underneath the covers.
 * @return the transactional Session, or {@code null} if none found
 * @throws JMSException in case of JMS failure
 */
@Nullable
public static QueueSession getTransactionalQueueSession(final QueueConnectionFactory cf,
        @Nullable final QueueConnection existingCon, final boolean synchedLocalTransactionAllowed)
        throws JMSException {

    return (QueueSession) doGetTransactionalSession(cf, new ResourceFactory() {
        @Override
        @Nullable
        public Session getSession(JmsResourceHolder holder) {
            return holder.getSession(QueueSession.class, existingCon);
        }

        @Override
        @Nullable
        public Connection getConnection(JmsResourceHolder holder) {
            return (existingCon != null ? existingCon : holder.getConnection(QueueConnection.class));
        }

        @Override
        public Connection createConnection() throws JMSException {
            return cf.createQueueConnection();
        }

        @Override
        public Session createSession(Connection con) throws JMSException {
            return ((QueueConnection) con).createQueueSession(synchedLocalTransactionAllowed,
                    Session.AUTO_ACKNOWLEDGE);
        }

        @Override
        public boolean isSynchedLocalTransactionAllowed() {
            return synchedLocalTransactionAllowed;
        }
    }, true);
}

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From source file:org.springframework.jms.connection.ConnectionFactoryUtils.java

/**
 * Obtain a JMS TopicSession that is synchronized with the current transaction, if any.
 * <p>Mainly intended for use with the JMS 1.0.2 API.
 * @param cf the ConnectionFactory to obtain a Session for
 * @param existingCon the existing JMS Connection to obtain a Session for
 * (may be {@code null})/*from w ww  .j  a v  a2  s.  c o  m*/
 * @param synchedLocalTransactionAllowed whether to allow for a local JMS transaction
 * that is synchronized with a Spring-managed transaction (where the main transaction
 * might be a JDBC-based one for a specific DataSource, for example), with the JMS
 * transaction committing right after the main transaction. If not allowed, the given
 * ConnectionFactory needs to handle transaction enlistment underneath the covers.
 * @return the transactional Session, or {@code null} if none found
 * @throws JMSException in case of JMS failure
 */
@Nullable
public static TopicSession getTransactionalTopicSession(final TopicConnectionFactory cf,
        @Nullable final TopicConnection existingCon, final boolean synchedLocalTransactionAllowed)
        throws JMSException {

    return (TopicSession) doGetTransactionalSession(cf, new ResourceFactory() {
        @Override
        @Nullable
        public Session getSession(JmsResourceHolder holder) {
            return holder.getSession(TopicSession.class, existingCon);
        }

        @Override
        @Nullable
        public Connection getConnection(JmsResourceHolder holder) {
            return (existingCon != null ? existingCon : holder.getConnection(TopicConnection.class));
        }

        @Override
        public Connection createConnection() throws JMSException {
            return cf.createTopicConnection();
        }

        @Override
        public Session createSession(Connection con) throws JMSException {
            return ((TopicConnection) con).createTopicSession(synchedLocalTransactionAllowed,
                    Session.AUTO_ACKNOWLEDGE);
        }

        @Override
        public boolean isSynchedLocalTransactionAllowed() {
            return synchedLocalTransactionAllowed;
        }
    }, true);
}

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