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/**
* Copyright 2017 ZTE Corporation.
* <p>
* 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
* <p>
* http://www.apache.org/licenses/LICENSE-2.0
* <p>
* 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.holmes.rulemgt.msb;
import lombok.extern.slf4j.Slf4j;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.CloseableHttpClient;
import org.jvnet.hk2.annotations.Service;
import org.onap.holmes.common.api.entity.ServiceEntity;
import org.onap.holmes.common.api.entity.ServiceNode4Query;
import org.onap.holmes.common.config.MicroServiceConfig;
import org.onap.holmes.common.utils.GsonUtil;
import org.onap.holmes.common.utils.HttpsUtils;
import javax.annotation.PostConstruct;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
@Service
@Slf4j
public class EngineInsQueryTool {
private String url;
@PostConstruct
public void init() {
String[] msbAddrInfo = MicroServiceConfig.getMsbIpAndPort();
url = String.format("http://%s:%s/api/microservices/v1/services/holmes-engine-mgmt/version/v1",
msbAddrInfo[0], msbAddrInfo[1]);
}
public List<String> getInstanceList() throws Exception {
String response;
HttpGet httpGet = new HttpGet(url);
try (CloseableHttpClient httpClient = HttpsUtils.getConditionalHttpsClient(HttpsUtils.DEFUALT_TIMEOUT)) {
HttpResponse httpResponse = HttpsUtils.get(httpGet, new HashMap<>(), httpClient);
response = HttpsUtils.extractResponseEntity(httpResponse);
} catch (Exception e) {
throw e;
} finally {
httpGet.releaseConnection();
}
ServiceEntity service = GsonUtil.jsonToBean(response, ServiceEntity.class);
List<ServiceNode4Query> nodesList = service.getNodes();
List<String> ipList = new ArrayList<>();
for (ServiceNode4Query node : nodesList) {
ipList.add(node.getIp());
}
return ipList;
}
}
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