public Date getLastActive() {
        return lastActive;
    }
Returns the date and time that this connection was last used, or null if
this connection has never been used.

@return
    The date and time that this connection was last used, or null if this
    connection has never been used.
extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-base/src/main/java/org/apache/guacamole/auth/jdbc/connection/ConnectionModel.java