1 files changed, 72 insertions, 0 deletions
diff --git a/components/slice-analysis-ms/src/main/java/org/onap/slice/analysis/ms/service/ConsumerThread.java b/components/slice-analysis-ms/src/main/java/org/onap/slice/analysis/ms/service/ConsumerThread.java
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--- /dev/null
+++ b/components/slice-analysis-ms/src/main/java/org/onap/slice/analysis/ms/service/ConsumerThread.java
@@ -0,0 +1,72 @@
+/*******************************************************************************
+ *  ============LICENSE_START=======================================================
+ *  slice-analysis-ms
+ *  ================================================================================
+ *   Copyright (C) 2020 Wipro Limited.
+ *   ==============================================================================
+ *     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.slice.analysis.ms.service;
+
+import org.onap.slice.analysis.ms.configdb.IConfigDbService;
+import org.onap.slice.analysis.ms.models.Configuration;
+import org.onap.slice.analysis.ms.utils.BeanUtil;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/** 
+ * This Thread class consumes message from pm data queue and sends onset message to policy
+ */
+public class ConsumerThread extends Thread {
+	private static Logger log = LoggerFactory.getLogger(PmThread.class);
+	private PmDataQueue pmDataQueue;
+	private IConfigDbService configDbService;
+	private SnssaiSamplesProcessor snssaiSamplesProcessor;
+	private long initialDelaySec; 
+
+	/**
+	 * Default constructor.
+	 */
+	public ConsumerThread() {
+		super();
+		this.pmDataQueue = BeanUtil.getBean(PmDataQueue.class);
+		this.configDbService = BeanUtil.getBean(IConfigDbService.class);
+		this.snssaiSamplesProcessor = BeanUtil.getBean(SnssaiSamplesProcessor.class);
+		this.initialDelaySec = Configuration.getInstance().getInitialDelaySeconds();
+	}
+
+	/**
+	 * Consumes data from PM data queue, process the data and sends onset message to policy if needed
+	 */
+	@Override
+	public void run() {    
+		boolean done = false;
+		String snssai = "";
+		while (!done) {
+			try {
+				Thread.sleep(initialDelaySec);
+				snssai = pmDataQueue.getSnnsaiFromQueue();
+				if (!snssai.equals("")) {
+					log.info("Consumer thread started for s-nssai {}",snssai);    
+					snssaiSamplesProcessor.processSamplesOfSnnsai(snssai, configDbService.fetchNetworkFunctionsOfSnssai(snssai));
+				}
+			} catch (Exception e) {
+				log.error("Exception in Consumer Thread ", e);
+				done = true;
+			}
+		}
+	}
+}