Example usage for org.springframework.messaging.simp.user UserDestinationResult getSourceDestination

Introduction

In this page you can find the example usage for org.springframework.messaging.simp.user UserDestinationResult getSourceDestination.

Prototype

public String getSourceDestination() 

Source Link

Document

The "user" destination from the source message.

Usage

From source file:org.springframework.messaging.simp.user.UserDestinationMessageHandler.java

@Override
public void handleMessage(Message<?> message) throws MessagingException {
    Message<?> messageToUse = message;
    if (this.broadcastHandler != null) {
        messageToUse = this.broadcastHandler.preHandle(message);
        if (messageToUse == null) {
            return;
        }/*from   w  w  w  . j a  v  a2 s.c  o  m*/
    }

    UserDestinationResult result = this.destinationResolver.resolveDestination(messageToUse);
    if (result == null) {
        return;
    }

    if (result.getTargetDestinations().isEmpty()) {
        if (logger.isTraceEnabled()) {
            logger.trace("No active sessions for user destination: " + result.getSourceDestination());
        }
        if (this.broadcastHandler != null) {
            this.broadcastHandler.handleUnresolved(messageToUse);
        }
        return;
    }

    SimpMessageHeaderAccessor accessor = SimpMessageHeaderAccessor.wrap(messageToUse);
    initHeaders(accessor);
    accessor.setNativeHeader(SimpMessageHeaderAccessor.ORIGINAL_DESTINATION, result.getSubscribeDestination());
    accessor.setLeaveMutable(true);

    messageToUse = MessageBuilder.createMessage(messageToUse.getPayload(), accessor.getMessageHeaders());
    if (logger.isTraceEnabled()) {
        logger.trace("Translated " + result.getSourceDestination() + " -> " + result.getTargetDestinations());
    }
    for (String target : result.getTargetDestinations()) {
        this.messagingTemplate.send(target, messageToUse);
    }
}

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