1 files changed, 59 insertions, 0 deletions
diff --git a/sleepingcelldetector/src/main/java/org/onap/rapp/sleepingcelldetector/service/ServiceLifeCycleManager.java b/sleepingcelldetector/src/main/java/org/onap/rapp/sleepingcelldetector/service/ServiceLifeCycleManager.java
new file mode 100644
index 0000000..70407e8
--- /dev/null
+++ b/sleepingcelldetector/src/main/java/org/onap/rapp/sleepingcelldetector/service/ServiceLifeCycleManager.java
@@ -0,0 +1,59 @@
+/*
+ * Copyright (C) 2021 Samsung Electronics
+ * 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
+ */
+
+package org.onap.rapp.sleepingcelldetector.service;
+
+import java.util.concurrent.TimeUnit;
+import javax.annotation.PostConstruct;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.scheduling.annotation.Scheduled;
+import org.springframework.stereotype.Service;
+
+@Service
+public class ServiceLifeCycleManager {
+
+    private static final Logger logger = LoggerFactory.getLogger(ServiceLifeCycleManager.class);
+    private final PolicyAgentClient policyAPIClient;
+
+    public ServiceLifeCycleManager(PolicyAgentClient policyAPIClient) {
+        this.policyAPIClient = policyAPIClient;
+    }
+
+    @PostConstruct
+    private void createService() {
+        logger.info("Registering policy actor service");
+
+        boolean serviceCreated = false;
+        while (!serviceCreated) {
+            try {
+                serviceCreated = policyAPIClient.createService();
+                TimeUnit.SECONDS.sleep(10);
+            } catch (Exception e) {
+                logger.error("Error during service registration {}", e.getMessage());
+            }
+        }
+    }
+
+    @Scheduled(fixedRate = 20000)
+    private void keepAlive() {
+        try {
+            logger.info("Send keep alive request");
+            policyAPIClient.sendKeepAliveRequest();
+        } catch (Exception e) {
+            logger.warn("Error during keep alive request {}", e.getMessage());
+            createService();
+        }
+
+    }
+}