Example usage for org.springframework.amqp.rabbit.listener.adapter ReplyFailureException ReplyFailureException

Introduction

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

Prototype

public ReplyFailureException(String msg, Throwable cause) 

Source Link

Usage

From source file:org.springframework.amqp.rabbit.listener.adapter.AbstractAdaptableMessageListener.java

/**
 * Handle the given result object returned from the listener method, sending a
 * response message back.//from   w  ww .  j av a  2s.c  o  m
 * @param resultArg the result object to handle (never <code>null</code>)
 * @param request the original request message
 * @param channel the Rabbit channel to operate on (may be <code>null</code>)
 * @param source the source data for the method invocation - e.g.
 * {@code o.s.messaging.Message<?>}; may be null
 * @throws Exception if thrown by Rabbit API methods
 * @see #buildMessage
 * @see #postProcessResponse
 * @see #getReplyToAddress(Message, Object, Object)
 * @see #sendResponse
 */
protected void handleResult(Object resultArg, Message request, Channel channel, Object source)
        throws Exception {
    if (channel != null) {
        if (this.logger.isDebugEnabled()) {
            this.logger.debug(
                    "Listener method returned result [" + resultArg + "] - generating response message for it");
        }
        try {
            Object result = resultArg instanceof ResultHolder ? ((ResultHolder) resultArg).result : resultArg;
            Message response = buildMessage(channel, result);
            postProcessResponse(request, response);
            Address replyTo = getReplyToAddress(request, source, resultArg);
            sendResponse(channel, replyTo, response);
        } catch (Exception ex) {
            throw new ReplyFailureException("Failed to send reply with payload '" + resultArg + "'", ex);
        }
    } else if (this.logger.isWarnEnabled()) {
        this.logger.warn("Listener method returned result [" + resultArg
                + "]: not generating response message for it because no Rabbit Channel given");
    }
}

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