Example usage for org.springframework.messaging.core DestinationResolutionException DestinationResolutionException

Introduction

In this page you can find the example usage for org.springframework.messaging.core DestinationResolutionException DestinationResolutionException.

Prototype

public DestinationResolutionException(@Nullable String description, @Nullable Throwable cause) 

Source Link

Usage

From source file:org.springframework.integration.support.channel.BeanFactoryChannelResolver.java

@Override
public MessageChannel resolveDestination(String name) {
    Assert.state(this.beanFactory != null, "BeanFactory is required");
    try {/*ww w  .j a va  2 s  .  co  m*/
        return this.beanFactory.getBean(name, MessageChannel.class);
    } catch (BeansException e) {
        if (!(e instanceof NoSuchBeanDefinitionException)) {
            throw new DestinationResolutionException(
                    "A bean definition with name '" + name + "' exists, but failed to be created", e);
        }
        if (!this.initialized) {
            synchronized (this) {
                if (!this.initialized) {
                    try {
                        this.replyChannelRegistry = this.beanFactory.getBean(
                                IntegrationContextUtils.INTEGRATION_HEADER_CHANNEL_REGISTRY_BEAN_NAME,
                                HeaderChannelRegistry.class);
                    } catch (Exception ex) {
                        logger.debug("No HeaderChannelRegistry found");
                    }
                    this.initialized = true;
                }
            }
        }
        if (this.replyChannelRegistry != null) {
            MessageChannel channel = this.replyChannelRegistry.channelNameToChannel(name);
            if (channel != null) {
                return channel;
            }
        }
        throw new DestinationResolutionException(
                "failed to look up MessageChannel with name '" + name + "' in the BeanFactory"
                        + (this.replyChannelRegistry == null
                                ? " (and there is no HeaderChannelRegistry present)."
                                : "."),
                e);
    }
}

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