Example usage for org.springframework.amqp.rabbit.listener RabbitListenerEndpoint getGroup

Introduction

In this page you can find the example usage for org.springframework.amqp.rabbit.listener RabbitListenerEndpoint getGroup.

Prototype

String getGroup();

Source Link

Usage

From source file:org.springframework.amqp.rabbit.listener.RabbitListenerEndpointRegistry.java

/**
 * Create a message listener container for the given {@link RabbitListenerEndpoint}.
 * <p>This create the necessary infrastructure to honor that endpoint
 * with regards to its configuration./* w w  w  . ja v a  2 s. c o m*/
 * <p>The {@code startImmediately} flag determines if the container should be
 * started immediately.
 * @param endpoint the endpoint to add.
 * @param factory the {@link RabbitListenerContainerFactory} to use.
 * @param startImmediately start the container immediately if necessary
 * @see #getListenerContainers()
 * @see #getListenerContainer(String)
 */
@SuppressWarnings("unchecked")
public void registerListenerContainer(RabbitListenerEndpoint endpoint,
        RabbitListenerContainerFactory<?> factory, boolean startImmediately) {
    Assert.notNull(endpoint, "Endpoint must not be null");
    Assert.notNull(factory, "Factory must not be null");

    String id = endpoint.getId();
    Assert.hasText(id, "Endpoint id must not be empty");
    synchronized (this.listenerContainers) {
        Assert.state(!this.listenerContainers.containsKey(id),
                "Another endpoint is already registered with id '" + id + "'");
        MessageListenerContainer container = createListenerContainer(endpoint, factory);
        this.listenerContainers.put(id, container);
        if (StringUtils.hasText(endpoint.getGroup()) && this.applicationContext != null) {
            List<MessageListenerContainer> containerGroup;
            if (this.applicationContext.containsBean(endpoint.getGroup())) {
                containerGroup = this.applicationContext.getBean(endpoint.getGroup(), List.class);
            } else {
                containerGroup = new ArrayList<MessageListenerContainer>();
                this.applicationContext.getBeanFactory().registerSingleton(endpoint.getGroup(), containerGroup);
            }
            containerGroup.add(container);
        }
        if (startImmediately) {
            startIfNecessary(container);
        }
    }
}

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