Example usage for org.springframework.kafka.listener.adapter MessagingMessageListenerAdapter setReplyTemplate

Introduction

In this page you can find the example usage for org.springframework.kafka.listener.adapter MessagingMessageListenerAdapter setReplyTemplate.

Prototype

public void setReplyTemplate(KafkaTemplate<?, ?> replyTemplate) 

Source Link

Document

Set the template to use to send any result from the method invocation.

Usage

From source file:org.springframework.kafka.config.MethodKafkaListenerEndpoint.java

@Override
protected MessagingMessageListenerAdapter<K, V> createMessageListener(MessageListenerContainer container,
        MessageConverter messageConverter) {
    Assert.state(this.messageHandlerMethodFactory != null,
            "Could not create message listener - MessageHandlerMethodFactory not set");
    MessagingMessageListenerAdapter<K, V> messageListener = createMessageListenerInstance(messageConverter);
    messageListener.setHandlerMethod(configureListenerAdapter(messageListener));
    String replyTopic = getReplyTopic();
    if (replyTopic != null) {
        Assert.state(getMethod().getReturnType().equals(void.class) || getReplyTemplate() != null,
                "a KafkaTemplate is required to support replies");
        messageListener.setReplyTopic(replyTopic);
    }//from www  . java  2  s  .  c  o  m
    if (getReplyTemplate() != null) {
        messageListener.setReplyTemplate(getReplyTemplate());
    }
    return messageListener;
}

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