WebSocketConfig.java

package com.sergialmar.wschat.config;

import org.springframework.context.annotation.Configuration;
import org.springframework.messaging.simp.config.MessageBrokerRegistry;
import org.springframework.session.ExpiringSession;
import org.springframework.session.web.socket.config.annotation.AbstractSessionWebSocketMessageBrokerConfigurer;
import org.springframework.web.socket.config.annotation.EnableWebSocketMessageBroker;
import org.springframework.web.socket.config.annotation.StompEndpointRegistry;

@Configuration
@EnableWebSocketMessageBroker
public class WebSocketConfig extends AbstractSessionWebSocketMessageBrokerConfigurer<ExpiringSession> {
	
	@Override
	protected void configureStompEndpoints(StompEndpointRegistry registry) {
		registry.addEndpoint("/ws").withSockJS();
	}
	
	@Override
	public void configureMessageBroker(MessageBrokerRegistry registry) {
		registry.enableSimpleBroker("/queue/", "/topic/", "/exchange/");
		//registry.enableStompBrokerRelay("/queue/", "/topic/", "/exchange/");
		registry.setApplicationDestinationPrefixes("/app");
	}
}