virgil

1. 背景介绍有一些餐馆或酒店散步在你的周围，你想查询你附近的酒店。2. ES model{ "shop" : { "mappings" : { "properties" : { "category_id" : { "type" : "integer" }, "category_name" : { "type" : "keyword" }, "id" : {

Channel 类的方法，如 exchangeDeclare(...)、queueDeclare(...)等方法，均采用了重载的方式。channel.exchangeDeclare(…) /** * Declare an exchange, via an interface that allows the complete set of * arguments. * @see com.rabbitmq.client.AMQP.Exchange.Declare