Fixed issue #15, missed notification of publish due to bad re-activation on a nested topic tree.

tools_scripts/issue15_receiver.groovy

@@ -0,0 +1,48 @@
+@Grab(group='org.fusesource.mqtt-client', module='mqtt-client', version='1.5')
+
+import java.net.URISyntaxException
+
+import org.fusesource.mqtt.client.BlockingConnection
+import org.fusesource.mqtt.client.MQTT
+import org.fusesource.mqtt.client.Message
+import org.fusesource.mqtt.client.QoS
+import org.fusesource.mqtt.client.Topic
+
+class Reciever {
+    MQTT mqtt = new MQTT()
+    BlockingConnection connection
+    
+    public void connectAndSubscribe(boolean cleanSession) {
+        mqtt.setCleanSession(cleanSession)
+        mqtt.setHost("localhost", 1883)
+
+        mqtt.setClientId("reciever")
+        connection = mqtt.blockingConnection()
+        connection.connect()
+        Topic[] topics = [new Topic("/topic", QoS.AT_LEAST_ONCE)]
+        byte[] qoses = connection.subscribe(topics)
+    }
+}
+
+
+Reciever r = new Reciever()
+r.connectAndSubscribe(false)
+Message message
+3.times { i ->
+    message = r.connection.receive()
+    println "Topic: ${message.topic}, payload: ${new String(message.payload)}"
+    message.ack()
+}
+r.connection.kill()
+//r.connection.disconnect()
+
+Thread.sleep(3000)
+
+r.connectAndSubscribe(false)
+3.times { i ->
+    message = r.connection.receive()
+    println "Topic: ${message.topic}, payload: ${new String(message.payload)}"
+    message.ack()
+}
+r.connection.disconnect()
+

tools_scripts/issue15_sender.groovy

@@ -0,0 +1,27 @@
+//@GrabResolver(name='Paho', root='https://repo.eclipse.org/content/repositories/paho-releases/')
+@Grab(group='org.fusesource.mqtt-client', module='mqtt-client', version='1.5')
+
+import java.net.URISyntaxException
+
+import org.fusesource.mqtt.client.BlockingConnection
+import org.fusesource.mqtt.client.MQTT
+import org.fusesource.mqtt.client.QoS
+
+
+MQTT mqtt = new MQTT()
+//mqtt.setHost("test.mosquitto.org", 1883);
+mqtt.setHost("localhost", 1883)
+
+BlockingConnection connection = mqtt.blockingConnection()
+connection.connect()
+
+//for (int i = 0; i < 1000; i++) {
+(1..1000).each{ i -> 
+//        LOG.info("Publishing");
+        String payload = "Hello world MQTT!!${i}"
+        connection.publish("/topic", payload.getBytes(), QoS.AT_LEAST_ONCE, false)
+        println payload
+        Thread.sleep 1000
+}
+
+connection.disconnect()