ActiveMQ 5.12.1 发布，更新内容如下： Sub-task [AMQ-5958] - Update Commons Pool2 to latest Bug [AMQ-5721] - Update AMQ to commons-pool2 [AMQ-5861] - Unable to create connection factory using jms:create [AMQ-5926] - Missing transitive dependency [AMQ-5933] - NullPointerException in SelectorAwareVirtualTopicInterceptor [AMQ-5944] - Update commons-pool2 to handle OSGi classloading issue [AMQ-5951] - failover maxReconnect=0 url can block on reconnect [AMQ-5959] - NullPointerException in finally blocks [AMQ-5967] - Temporary disk usage check doesn't take into account what its already using [AMQ-5968] - schedulerSupport [AMQ-5972] - Policy entries not applied in correct order [AMQ-5983] - Restoring MQTT client virtual topic queue uses wrong prefix. [AMQ-5990] - PooledConnectionFactory does not allow disabling JMX on GenericKeyObjectPool [AMQ-5994] - Broker can't recover Durable Subscription on index deletion [AMQ-5996] - Durable subscription no updated when reactivated sub changes noLocal value [AMQ-6002] - MQTT virtual topic strategy doesn't escape client id properly [AMQ-6004] - TcpTransportServer#socketHandlerThread should be intterrupted to stop the socket handler (daemon) thread 提升 [AMQ-5920] - Improve performance of virtual topic fanout [AMQ-5941] - "The ra.xml <resourceadapter-class> class 'org.apache.activemq.ra.ActiveMQResourceAdapter' should implement java.io.Serializable but does not.> " [AMQ-5949] - org.apache.activemq.network.jms.DestinationBridge does not provide guaranteed message forwarding [AMQ-5997] - MQTT legacy client support [AMQ-6001] - AMQP: Refill sender credit faster to avoid throttling fast producers 更多内容请看：发行说明 ActiveMQ 是Apache出品，最流行的，能力强劲的开源消息总线。ActiveMQ 是一个完全支持JMS1.1和J2EE 1.4规范的 JMS Provider实现,尽管JMS规范出台已经是很久的事情了,但是JMS在当今的J2EE应用中间仍然扮演着特殊的地位。 ActiveMQ 5.12.1 发布，JMS 消息服务器下载地址
