2 * ========================LICENSE_START=================================
4 * ======================================================================
5 * Copyright (C) 2019-2020 Nordix Foundation. All rights reserved.
6 * ======================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ========================LICENSE_END===================================
21 package org.onap.ccsdk.oran.a1policymanagementservice.controllers.v2;
23 import com.google.gson.Gson;
24 import com.google.gson.GsonBuilder;
26 import io.swagger.annotations.Api;
27 import io.swagger.annotations.ApiOperation;
28 import io.swagger.annotations.ApiParam;
29 import io.swagger.annotations.ApiResponse;
30 import io.swagger.annotations.ApiResponses;
32 import java.util.ArrayList;
33 import java.util.List;
34 import java.util.Optional;
36 import org.onap.ccsdk.oran.a1policymanagementservice.exceptions.ServiceException;
37 import org.onap.ccsdk.oran.a1policymanagementservice.repository.PolicyTypes;
38 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Ric;
39 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Rics;
40 import org.springframework.beans.factory.annotation.Autowired;
41 import org.springframework.http.HttpStatus;
42 import org.springframework.http.MediaType;
43 import org.springframework.http.ResponseEntity;
44 import org.springframework.web.bind.annotation.GetMapping;
45 import org.springframework.web.bind.annotation.RequestParam;
46 import org.springframework.web.bind.annotation.RestController;
48 @RestController("RicRepositoryControllerV2")
49 @Api(tags = {Consts.V2_API_NAME})
50 public class RicRepositoryController {
58 private static Gson gson = new GsonBuilder() //
62 private static final String GET_RIC_BRIEF = "Returns info for a Near-RT RIC";
63 private static final String GET_RIC_DETAILS =
64 "Either a Near-RT RIC identity or a Mananged Element identity can be specified.<br>" //
65 + "The intention with Mananged Element identity is the ID used in O1 for accessing the traffical element (such as the ID of CU).";
68 * Example: http://localhost:8081/v2/ric?managed_element_id=kista_1
70 @GetMapping(path = Consts.V2_API_ROOT + "/ric", produces = MediaType.APPLICATION_JSON_VALUE)
71 @ApiOperation(value = GET_RIC_BRIEF, notes = GET_RIC_DETAILS)
74 @ApiResponse(code = 200, message = "Near-RT RIC is found", response = RicInfo.class), //
75 @ApiResponse(code = 404, message = "Near-RT RIC is not found", response = ErrorResponse.ErrorInfo.class) //
77 public ResponseEntity<Object> getRic( //
79 name = Consts.MANAGED_ELEMENT_ID_PARAM,
81 value = "The identity of a Managed Element. If given, the Near-RT RIC managing the ME is returned.") //
82 @RequestParam(name = Consts.MANAGED_ELEMENT_ID_PARAM, required = false) String managedElementId,
84 name = Consts.RIC_ID_PARAM,
86 value = "The identity of a Near-RT RIC to get information for.") //
87 @RequestParam(name = Consts.RIC_ID_PARAM, required = false) String ricId) {
89 if (managedElementId != null && ricId != null) {
90 return ErrorResponse.create("Give one query parameter", HttpStatus.BAD_REQUEST);
91 } else if (managedElementId != null) {
92 Optional<Ric> ric = this.rics.lookupRicForManagedElement(managedElementId);
93 if (ric.isPresent()) {
94 return new ResponseEntity<>(gson.toJson(toRicInfo(ric.get())), HttpStatus.OK);
96 return ErrorResponse.create("No Near-RT RIC managing the ME is found", HttpStatus.NOT_FOUND);
98 } else if (ricId != null) {
99 RicInfo info = toRicInfo(this.rics.getRic(ricId));
100 return new ResponseEntity<>(gson.toJson(info), HttpStatus.OK);
102 return ErrorResponse.create("Give one query parameter", HttpStatus.BAD_REQUEST);
104 } catch (ServiceException e) {
105 return ErrorResponse.create(e, HttpStatus.NOT_FOUND);
109 static final String QUERY_RIC_INFO_DETAILS =
110 "The call returns all Near-RT RICs that supports a given policy type identity";
113 * @return a Json array of all RIC data Example: http://localhost:8081/v2/ric
115 @GetMapping(path = Consts.V2_API_ROOT + "/rics", produces = MediaType.APPLICATION_JSON_VALUE)
116 @ApiOperation(value = "Query Near-RT RIC information", notes = QUERY_RIC_INFO_DETAILS)
119 @ApiResponse(code = 200, message = "OK", response = RicInfoList.class), //
120 @ApiResponse(code = 404, message = "Policy type is not found", response = ErrorResponse.ErrorInfo.class)})
121 public ResponseEntity<Object> getRics( //
123 name = Consts.POLICY_TYPE_ID_PARAM,
125 value = "The identity of a policy type. If given, all Near-RT RICs supporteing the policy type are returned") //
126 @RequestParam(name = Consts.POLICY_TYPE_ID_PARAM, required = false) String supportingPolicyType) {
127 if ((supportingPolicyType != null) && (this.types.get(supportingPolicyType) == null)) {
128 return ErrorResponse.create("Policy type not found", HttpStatus.NOT_FOUND);
131 List<RicInfo> result = new ArrayList<>();
132 for (Ric ric : rics.getRics()) {
133 if (supportingPolicyType == null || ric.isSupportingType(supportingPolicyType)) {
134 result.add(toRicInfo(ric));
138 return new ResponseEntity<>(gson.toJson(new RicInfoList(result)), HttpStatus.OK);
141 private RicInfo.RicState toRicState(Ric.RicState state) {
144 return RicInfo.RicState.AVAILABLE;
145 case CONSISTENCY_CHECK:
146 return RicInfo.RicState.CONSISTENCY_CHECK;
148 return RicInfo.RicState.SYNCHRONIZING;
150 return RicInfo.RicState.UNAVAILABLE;
152 return RicInfo.RicState.UNAVAILABLE;
156 private RicInfo toRicInfo(Ric ric) {
157 return new RicInfo(ric.id(), ric.getManagedElementIds(), ric.getSupportedPolicyTypeNames(),
158 toRicState(ric.getState()));