2 * Copyright 2017 ZTE Corporation.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 package org.onap.holmes.common.dcae;
18 import javax.ws.rs.client.Client;
19 import javax.ws.rs.client.ClientBuilder;
20 import javax.ws.rs.client.WebTarget;
21 import org.glassfish.jersey.client.ClientConfig;
22 import org.onap.holmes.common.config.MicroServiceConfig;
23 import org.onap.holmes.common.dcae.entity.DcaeConfigurations;
24 import org.onap.holmes.common.dcae.utils.DcaeConfigurationParser;
25 import org.onap.holmes.common.exception.CorrelationException;
27 public class DcaeConfigurationQuery {
29 public static DcaeConfigurations getDcaeConfigurations(String hostname)
30 throws CorrelationException {
31 String serviceAddrInfo = MicroServiceConfig.getServiceConfigInfoFromCBS(hostname);
34 response = getDcaeResponse(serviceAddrInfo);
35 } catch (Exception e) {
36 throw new CorrelationException("Failed to connect to DCAE. ", e);
38 DcaeConfigurations dcaeConfigurations = null;
39 dcaeConfigurations = DcaeConfigurationParser.parse(response);
40 return dcaeConfigurations;
43 private static String getDcaeResponse(String serviceAddrInfo) {
44 Client client = ClientBuilder.newClient(new ClientConfig());
45 WebTarget webTarget = client.target(serviceAddrInfo);
46 return webTarget.request("application/json").get()
47 .readEntity(String.class);