2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2020 Samsung. All rights reserved.
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END=========================================================
21 package org.onap.so.adapters.vevnfm.service;
23 import java.util.Collections;
24 import java.util.List;
25 import org.onap.aai.domain.yang.EsrSystemInfo;
26 import org.onap.so.adapters.vevnfm.aai.AaiConnection;
27 import org.onap.so.adapters.vevnfm.configuration.ConfigProperties;
28 import org.onap.so.adapters.vevnfm.exception.VeVnfmException;
29 import org.slf4j.Logger;
30 import org.slf4j.LoggerFactory;
31 import org.springframework.retry.annotation.Backoff;
32 import org.springframework.retry.annotation.EnableRetry;
33 import org.springframework.retry.annotation.Recover;
34 import org.springframework.retry.annotation.Retryable;
35 import org.springframework.stereotype.Service;
39 public class StartupService {
41 private static final Logger logger = LoggerFactory.getLogger(StartupService.class);
43 private final String vnfmDefaultEndpoint;
44 private final AaiConnection aaiConnection;
46 public StartupService(final ConfigProperties configProperties, final AaiConnection aaiConnection) {
47 this.vnfmDefaultEndpoint = configProperties.getVnfmDefaultEndpoint();
48 this.aaiConnection = aaiConnection;
51 @Retryable(value = {Exception.class}, maxAttempts = 5, backoff = @Backoff(delay = 5000, multiplier = 2))
52 public List<EsrSystemInfo> receiveVnfm() throws VeVnfmException {
53 return aaiConnection.receiveVnfm();
57 public List<EsrSystemInfo> recoverReceiveVnfm(final Throwable t) {
58 logger.warn("Connection to AAI failed");
59 final EsrSystemInfo info = new EsrSystemInfo();
60 info.setServiceUrl(vnfmDefaultEndpoint);
61 logger.warn("This EsrSystemInfo is used by default: {}", info);
62 return Collections.singletonList(info);