add 1) generic MQ-devices (Sampler, Processor, and FileSink) in fairmq, 2) policy classes in base/MQ and 3) a Tutorial7 in example

fairmq/devices/GenericFileSink.tpl

@@ -0,0 +1,82 @@
+/* 
+ * File:   GenericFileSink.tpl
+ * Author: winckler
+ *
+ * Created on October 7, 2014, 7:21 PM
+ */
+
+template <typename InputPolicy, typename OutputPolicy>
+GenericFileSink<InputPolicy, OutputPolicy>::GenericFileSink() : 
+    InputPolicy(),
+    OutputPolicy()
+{
+}
+
+template <typename InputPolicy, typename OutputPolicy>
+GenericFileSink<InputPolicy, OutputPolicy>::~GenericFileSink()
+{
+}
+
+template <typename InputPolicy, typename OutputPolicy>
+void GenericFileSink<InputPolicy, OutputPolicy>::SetTransport(FairMQTransportFactory* transport)
+{
+    FairMQDevice::SetTransport(transport);
+    //InputPolicy::SetTransport(transport);
+}
+
+
+template <typename InputPolicy, typename OutputPolicy>
+void GenericFileSink<InputPolicy, OutputPolicy>::Init()
+{
+    FairMQDevice::Init();
+    InitOutputFile();
+    //InputPolicy::Init();
+    //OutputPolicy::Init();
+}
+
+template <typename InputPolicy, typename OutputPolicy>
+void GenericFileSink<InputPolicy, OutputPolicy>::InitOutputFile()
+{
+    OutputPolicy::InitOutFile();
+}
+
+template <typename InputPolicy, typename OutputPolicy>
+void GenericFileSink<InputPolicy, OutputPolicy>::Run()
+{
+    MQLOG(INFO) << ">>>>>>> Run <<<<<<<";
+
+    boost::thread rateLogger(boost::bind(&FairMQDevice::LogSocketRates, this));
+
+    int received = 0;
+    int receivedMsg = 0;
+
+    while (fState == RUNNING)
+    {
+        FairMQMessage* msg = fTransportFactory->CreateMessage();
+        received = fPayloadInputs->at(0)->Receive(msg);
+        if(received>0)
+        {
+            AddToFile(message(msg));
+            receivedMsg++;
+        }
+        delete msg;
+    }
+
+    MQLOG(INFO) << "Received " << receivedMsg << " messages!";
+    try 
+    {
+        rateLogger.interrupt();
+        rateLogger.join();
+    } 
+    catch(boost::thread_resource_error& e) 
+    {
+        MQLOG(ERROR) << e.what();
+    }
+
+    FairMQDevice::Shutdown();
+
+    // notify parent thread about end of processing.
+    boost::lock_guard<boost::mutex> lock(fRunningMutex);
+    fRunningFinished = true;
+    fRunningCondition.notify_one();
+}