//Code snippets for channel caching in Spring AMQP (RabbitMQ)

CachingConnectionFactory connectionFactory = new CachingConnectionFactory("somehost");
connectionFactory.setUsername("guest");
connectionFactory.setPassword("guest");
connectionFactory.setChannelCacheSize(30); //caching 30 channels

AmqpTemplate amqpTemplate = new RabbitTemplate(connectionFactory);
amqpTemplate.setExchange("exchange.name");
amqpTemplate.setRoutingKey("routing.key");
amqpTemplate.send(new Message("Your_String_Message".getBytes());


//If you want to see headers and properties on the message, you can use the builder pattern
 Message message = MessageBuilder.withBody("some_message".getBytes())
.setContentType(MessageProperties.CONTENT_TYPE_TEXT_PLAIN)
.setMessageId("123")
.setHeader("bar", "baz")
.build();