理解ActiveMQ中的Transport Connector
1. Understanding connector URIs
??? URI:Uniform resource identifier
??? URL:Uniform Resource Locator
??? 基本的URIFormat: <scheme>:<scheme-specific-part>, 例如：
??? mailto:users@activemq.apache.org
??? 基本的URLFormat: <scheme>://<authority><path><?query>,例如：
??? http://www.nabble.com/forum/NewTopic.jtp?forum=2356
2. Transport connectors
???? (1) Configuring transport connectors
???? 上述transport connectors配置中，每个transportConnectors>中可配置多个transportConnector元素，每个
???? transportConnector中必须定义唯一的name和URI.
