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/*-
* ========================LICENSE_START=================================
* ONAP : ccsdk oran
* ======================================================================
* Copyright (C) 2019-2020 Nordix Foundation. All rights reserved.
* ======================================================================
* 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.
* ========================LICENSE_END===================================
*/
package org.onap.ccsdk.oran.a1policymanagementservice.controllers.v2;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import io.swagger.v3.oas.annotations.tags.Tag;
import org.onap.ccsdk.oran.a1policymanagementservice.controllers.api.v2.NearRtRicRepositoryApi;
import org.onap.ccsdk.oran.a1policymanagementservice.exceptions.EntityNotFoundException;
import org.onap.ccsdk.oran.a1policymanagementservice.exceptions.InvalidRequestException;
import org.onap.ccsdk.oran.a1policymanagementservice.models.v2.RicInfo;
import org.onap.ccsdk.oran.a1policymanagementservice.models.v2.RicInfoList;
import org.onap.ccsdk.oran.a1policymanagementservice.repository.PolicyTypes;
import org.onap.ccsdk.oran.a1policymanagementservice.repository.Ric;
import org.onap.ccsdk.oran.a1policymanagementservice.repository.Rics;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.server.ServerWebExchange;
import reactor.core.publisher.Mono;
import java.util.ArrayList;
import java.util.List;
@RestController("RicRepositoryControllerV2")
@Tag( //
name = RicRepositoryController.API_NAME, //
description = RicRepositoryController.API_DESCRIPTION //
)
public class RicRepositoryController implements NearRtRicRepositoryApi {
public static final String API_NAME = "NearRT-RIC Repository";
public static final String API_DESCRIPTION = "";
@Autowired
private Rics rics;
@Autowired
PolicyTypes types;
@Autowired
ObjectMapper objectMapper;
private static Gson gson = new GsonBuilder() //
.create(); //
private static final String GET_RIC_BRIEF = "Returns info for one Near-RT RIC";
private static final String GET_RIC_DETAILS =
"Either a Near-RT RIC identity or a Managed Element identity can be specified.<br>" //
+ "The intention with Managed Element identity is the ID used in O1 for accessing the traffical element (such as the ID of CU).";
@Override
public Mono<ResponseEntity<Object>> getRic(
final String managedElementId, final String ricId, final ServerWebExchange exchange)
throws Exception {
if (managedElementId != null && ricId != null) {
throw new InvalidRequestException("Give one query parameter");
} else if (managedElementId != null) {
Ric ric = this.rics.lookupRicForManagedElement(managedElementId);
return Mono.just(new ResponseEntity<>(objectMapper.writeValueAsString(toRicInfo(ric)), HttpStatus.OK));
} else if (ricId != null) {
RicInfo info = toRicInfo(this.rics.getRic(ricId));
return Mono.just(new ResponseEntity<>(objectMapper.writeValueAsString(info), HttpStatus.OK));
} else {
throw new InvalidRequestException("Give one query parameter");
}
}
static final String QUERY_RIC_INFO_DETAILS =
"The call returns all Near-RT RICs that supports a given policy type identity";
@Override
public Mono<ResponseEntity<Object>> getRics(final String supportingPolicyType, final ServerWebExchange exchange)
throws Exception {
if ((supportingPolicyType != null) && (this.types.get(supportingPolicyType) == null)) {
throw new EntityNotFoundException("Policy type not found");
}
List<RicInfo> result = new ArrayList<>();
for (Ric ric : rics.getRics()) {
if (supportingPolicyType == null || ric.isSupportingType(supportingPolicyType)) {
result.add(toRicInfo(ric));
}
}
return Mono.just(new ResponseEntity<>(objectMapper.writeValueAsString(new RicInfoList().rics(result)), HttpStatus.OK));
}
private RicInfo.StateEnum toRicState(Ric.RicState state) {
switch (state) {
case AVAILABLE:
return RicInfo.StateEnum.AVAILABLE;
case CONSISTENCY_CHECK:
return RicInfo.StateEnum.CONSISTENCY_CHECK;
case SYNCHRONIZING:
return RicInfo.StateEnum.SYNCHRONIZING;
case UNAVAILABLE:
return RicInfo.StateEnum.UNAVAILABLE;
default:
return RicInfo.StateEnum.UNAVAILABLE;
}
}
private RicInfo toRicInfo(Ric ric) {
return new RicInfo().ricId(ric.id())
.managedElementIds((List<String>) ric.getManagedElementIds())
.policytypeIds((List<String>) ric.getSupportedPolicyTypeNames())
.state(toRicState(ric.getState()));
}
}
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