Add monitoring support by means of micrometer.io

Closes ONAP-345

Change-Id: I58c145b1d37a6b32fbe5b157723c152eb571a2dd
Signed-off-by: Piotr Jaszczyk <piotr.jaszczyk@nokia.com>
Issue-ID: DCAEGEN2-601

3 files changed, 43 insertions, 3 deletions

diff --git a/hv-collector-ct/src/test/kotlin/org/onap/dcae/collectors/veshv/tests/component/Sut.kt b/hv-collector-ct/src/test/kotlin/org/onap/dcae/collectors/veshv/tests/component/Sut.kt
index c4e9874f..5099ae4c 100644
--- a/hv-collector-ct/src/test/kotlin/org/onap/dcae/collectors/veshv/tests/component/Sut.kt
+++ b/hv-collector-ct/src/test/kotlin/org/onap/dcae/collectors/veshv/tests/component/Sut.kt
@@ -26,6 +26,7 @@ import org.onap.dcae.collectors.veshv.boundary.SinkProvider
 import org.onap.dcae.collectors.veshv.model.RoutedMessage
 import org.onap.dcae.collectors.veshv.factory.CollectorFactory
 import org.onap.dcae.collectors.veshv.tests.fakes.FakeConfigurationProvider
+import org.onap.dcae.collectors.veshv.tests.fakes.FakeMetrics
 import org.onap.dcae.collectors.veshv.tests.fakes.FakeSink
 import org.onap.dcae.collectors.veshv.utils.logging.Logger
 import reactor.core.Exceptions
@@ -40,7 +41,8 @@ internal class Sut {
     val configurationProvider = FakeConfigurationProvider()
     val sink = FakeSink()
     val alloc = UnpooledByteBufAllocator.DEFAULT
-    private val collectorFactory = CollectorFactory(configurationProvider, SinkProvider.just(sink))
+    val metrics = FakeMetrics()
+    private val collectorFactory = CollectorFactory(configurationProvider, SinkProvider.just(sink), metrics)
     val collectorProvider = collectorFactory.createVesHvCollectorProvider()
 
     val collector: Collector
diff --git a/hv-collector-ct/src/test/kotlin/org/onap/dcae/collectors/veshv/tests/fakes/metrics.kt b/hv-collector-ct/src/test/kotlin/org/onap/dcae/collectors/veshv/tests/fakes/metrics.kt
new file mode 100644
index 00000000..cfc44bcd
--- /dev/null
+++ b/hv-collector-ct/src/test/kotlin/org/onap/dcae/collectors/veshv/tests/fakes/metrics.kt
@@ -0,0 +1,38 @@
+/*
+ * ============LICENSE_START=======================================================
+ * dcaegen2-collectors-veshv
+ * ================================================================================
+ * Copyright (C) 2018 NOKIA
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.dcae.collectors.veshv.tests.fakes
+
+import org.onap.dcae.collectors.veshv.boundary.Metrics
+
+/**
+ * @author Piotr Jaszczyk <piotr.jaszczyk@nokia.com>
+ * @since June 2018
+ */
+class FakeMetrics: Metrics {
+    override fun notifyBytesReceived(size: Int) {
+    }
+
+    override fun notifyMessageReceived(size: Int) {
+    }
+
+    override fun notifyMessageSent(topic: String) {
+    }
+
+}
\ No newline at end of file
diff --git a/hv-collector-ct/src/test/kotlin/org/onap/dcae/collectors/veshv/tests/fakes/sink.kt b/hv-collector-ct/src/test/kotlin/org/onap/dcae/collectors/veshv/tests/fakes/sink.kt
index 5d592e42..b0dbd0f5 100644
--- a/hv-collector-ct/src/test/kotlin/org/onap/dcae/collectors/veshv/tests/fakes/sink.kt
+++ b/hv-collector-ct/src/test/kotlin/org/onap/dcae/collectors/veshv/tests/fakes/sink.kt
@@ -36,7 +36,7 @@ class FakeSink : Sink {
     val sentMessages: List<RoutedMessage>
         get() = sent.toList()
 
-    override fun send(messages: Flux<RoutedMessage>): Flux<VesMessage> {
-        return messages.doOnNext(sent::addLast).map { it.message }
+    override fun send(messages: Flux<RoutedMessage>): Flux<RoutedMessage> {
+        return messages.doOnNext(sent::addLast)
     }
 }