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/*
* ============LICENSE_START=======================================================
* Copyright (C) 2021 Nordix Foundation
* ================================================================================
* 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.cps.ncmp.dmi.service;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import java.util.ArrayList;
import java.util.List;
import lombok.extern.slf4j.Slf4j;
import org.apache.groovy.parser.antlr4.util.StringUtils;
import org.onap.cps.ncmp.dmi.config.DmiPluginConfig.DmiPluginProperties;
import org.onap.cps.ncmp.dmi.exception.CmHandleRegistrationException;
import org.onap.cps.ncmp.dmi.exception.DmiException;
import org.onap.cps.ncmp.dmi.exception.ModulesNotFoundException;
import org.onap.cps.ncmp.dmi.model.CmHandleOperation;
import org.onap.cps.ncmp.dmi.model.CreatedCmHandle;
import org.onap.cps.ncmp.dmi.service.client.NcmpRestClient;
import org.onap.cps.ncmp.dmi.service.operation.SdncOperations;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Service;
@Service
@Slf4j
public class DmiServiceImpl implements DmiService {
private SdncOperations sdncOperations;
private NcmpRestClient ncmpRestClient;
private ObjectMapper objectMapper;
private DmiPluginProperties dmiPluginProperties;
/**
* Constructor.
*
* @param dmiPluginProperties dmiPluginProperties
* @param ncmpRestClient ncmpRestClient
* @param objectMapper objectMapper
* @param sdncOperations sdncOperations
*/
@Autowired
public DmiServiceImpl(final DmiPluginProperties dmiPluginProperties,
final NcmpRestClient ncmpRestClient,
final ObjectMapper objectMapper,
final SdncOperations sdncOperations) {
this.dmiPluginProperties = dmiPluginProperties;
this.ncmpRestClient = ncmpRestClient;
this.objectMapper = objectMapper;
this.sdncOperations = sdncOperations;
}
@Override
public String getModulesForCmHandle(final String cmHandle) throws DmiException {
final ResponseEntity<String> responseEntity = sdncOperations.getModulesFromNode(cmHandle);
if (responseEntity.getStatusCode() == HttpStatus.OK) {
final String responseBody = responseEntity.getBody();
if (StringUtils.isEmpty(responseBody)) {
throw new ModulesNotFoundException(cmHandle, "SDNC returned no modules for given cm-handle.");
}
return responseBody;
} else {
throw new DmiException("SDNC is not able to process request.",
"response code : " + responseEntity.getStatusCode() + " message : " + responseEntity.getBody());
}
}
@Override
public void registerCmHandles(final List<String> cmHandles) {
final CmHandleOperation cmHandleOperation = new CmHandleOperation();
cmHandleOperation.setDmiPlugin(dmiPluginProperties.getDmiServiceName());
final List<CreatedCmHandle> createdCmHandleList = new ArrayList<>();
for (final String cmHandle: cmHandles) {
final CreatedCmHandle createdCmHandle = new CreatedCmHandle();
createdCmHandle.setCmHandle(cmHandle);
createdCmHandleList.add(createdCmHandle);
}
cmHandleOperation.setCreatedCmHandles(createdCmHandleList);
final String cmHandlesJson;
try {
cmHandlesJson = objectMapper.writeValueAsString(cmHandleOperation);
} catch (final JsonProcessingException e) {
log.error("Parsing error occurred while converting cm-handles to JSON {}", cmHandles);
throw new DmiException("Internal Server Error.",
"Parsing error occurred while converting given cm-handles object list to JSON ");
}
final ResponseEntity<String> responseEntity = ncmpRestClient.registerCmHandlesWithNcmp(cmHandlesJson);
if (!(responseEntity.getStatusCode() == HttpStatus.CREATED)) {
throw new CmHandleRegistrationException(responseEntity.getBody());
}
}
}
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