2 * ============LICENSE_START=======================================================
3 * ONAP : ccsdk features
4 * ================================================================================
5 * Copyright (C) 2019 highstreet technologies GmbH Intellectual Property.
7 * ================================================================================
8 * Licensed under the Apache License, Version 2.0 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
12 * http://www.apache.org/licenses/LICENSE-2.0
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 * ============LICENSE_END=========================================================
22 package org.onap.ccsdk.features.sdnr.wt.dataprovider.data;
24 import java.util.HashMap;
25 import java.util.List;
27 import java.util.concurrent.Executors;
28 import java.util.concurrent.ScheduledExecutorService;
29 import java.util.concurrent.TimeUnit;
30 import org.onap.ccsdk.features.sdnr.wt.common.database.HtDatabaseClient;
31 import org.onap.ccsdk.features.sdnr.wt.common.database.SearchResult;
32 import org.onap.ccsdk.features.sdnr.wt.common.database.config.HostInfo;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.Entity;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.read.mediator.server.list.output.Data;
35 import org.slf4j.Logger;
36 import org.slf4j.LoggerFactory;
38 public class MediatorServerDataProvider implements AutoCloseable {
40 private static final Logger LOG = LoggerFactory.getLogger(MediatorServerDataProvider.class);
42 private final HtDatabaseClient dbClient;
43 private final DataObjectAcessor<Data> mediatorserverRW;
44 private final int REFRESH_INTERVAL = 60;
45 private final Map<String, Data> entries;
46 private final ScheduledExecutorService scheduler = Executors.newScheduledThreadPool(1);
47 private boolean isRunning;
49 public MediatorServerDataProvider(HostInfo[] hosts) throws Exception {
50 this(hosts, null, null);
53 public MediatorServerDataProvider(HostInfo[] hosts, String authUsername, String authPassword) throws Exception {
55 LOG.info("Start {}", this.getClass().getName());
56 this.entries = new HashMap<>();
57 this.dbClient = HtDatabaseClient.getClient(hosts, authUsername, authPassword);
58 this.mediatorserverRW = new DataObjectAcessor<>(dbClient, Entity.MediatorServer, Data.class);
59 this.scheduler.scheduleAtFixedRate(onTick, this.REFRESH_INTERVAL, this.REFRESH_INTERVAL, TimeUnit.SECONDS);
62 private final Runnable onTick = new Runnable() {
73 private void runIt() {
74 SearchResult<Data> result = MediatorServerDataProvider.this.mediatorserverRW.doReadAll();
75 List<Data> data = result.getHits();
76 for (Data item : data) {
77 MediatorServerDataProvider.this.entries.put(item.getId(), item);
84 * @return url or null if not exists
86 public String getHostUrl(String dbServerId) {
87 Data info = this.entries.getOrDefault(dbServerId, null);
88 return info == null ? null : info.getUrl();
91 public boolean triggerReloadSync() {
99 public void close() throws Exception {
100 this.scheduler.shutdown();