activemq-client/src/main/java/org/apache/activemq/transport/nio/NIOSSLTransportFactory.java
activemq-mqtt/src/main/java/org/apache/activemq/transport/mqtt/MQTTNIOSSLTransportFactory.java

activemq-client/src/main/java/org/apache/activemq/transport/nio/NIOSSLTransport.java
activemq-mqtt/src/main/java/org/apache/activemq/transport/mqtt/MQTTNIOTransport.java

activemq-client/src/main/java/org/apache/activemq/transport/nio/NIOTransport.java
activemq-mqtt/src/main/java/org/apache/activemq/transport/mqtt/MQTTNIOTransport.java

activemq-client/src/main/java/org/apache/activemq/transport/AbstractInactivityMonitor.java
activemq-mqtt/src/main/java/org/apache/activemq/transport/mqtt/MQTTInactivityMonitor.java