Allow separate registration of DMIDataPlugin and DmiModelPugin
[cps.git] / cps-ncmp-service / src / main / java / org / onap / cps / ncmp / api / impl / operations / DmiOperations.java
1 /*
2  *  ============LICENSE_START=======================================================
3  *  Copyright (C) 2021 Nordix Foundation
4  *  ================================================================================
5  *  Licensed under the Apache License, Version 2.0 (the "License");
6  *  you may not use this file except in compliance with the License.
7  *  You may obtain a copy of the License at
8  *
9  *        http://www.apache.org/licenses/LICENSE-2.0
10  *
11  *  Unless required by applicable law or agreed to in writing, software
12  *  distributed under the License is distributed on an "AS IS" BASIS,
13  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  *  See the License for the specific language governing permissions and
15  *  limitations under the License.
16  *
17  *  SPDX-License-Identifier: Apache-2.0
18  * ============LICENSE_END=========================================================
19  */
20
21 package org.onap.cps.ncmp.api.impl.operations;
22
23 import com.fasterxml.jackson.core.JsonProcessingException;
24 import com.fasterxml.jackson.databind.ObjectMapper;
25 import com.google.common.base.Strings;
26 import lombok.Getter;
27 import lombok.extern.slf4j.Slf4j;
28 import org.onap.cps.ncmp.api.impl.client.DmiRestClient;
29 import org.onap.cps.ncmp.api.impl.config.NcmpConfiguration;
30 import org.onap.cps.ncmp.api.impl.exception.NcmpException;
31 import org.springframework.http.HttpHeaders;
32
33 @Slf4j
34 public class DmiOperations {
35
36     @Getter
37     public enum DataStoreEnum {
38         PASSTHROUGH_OPERATIONAL("ncmp-datastore:passthrough-operational"),
39         PASSTHROUGH_RUNNING("ncmp-datastore:passthrough-running");
40         private String value;
41
42         DataStoreEnum(final String value) {
43             this.value = value;
44         }
45     }
46
47     protected ObjectMapper objectMapper;
48     protected PersistenceCmHandleRetriever cmHandlePropertiesRetriever;
49     protected DmiRestClient dmiRestClient;
50     protected NcmpConfiguration.DmiProperties dmiProperties;
51
52     static final String URL_SEPARATOR = "/";
53
54     /**
55      * Constructor for {@code DmiOperations}. This method also manipulates url properties.
56      *
57      * @param dmiRestClient {@code DmiRestClient}
58      */
59     public DmiOperations(final PersistenceCmHandleRetriever cmHandlePropertiesRetriever,
60                          final ObjectMapper objectMapper,
61                          final NcmpConfiguration.DmiProperties dmiProperties,
62                          final DmiRestClient dmiRestClient) {
63         this.cmHandlePropertiesRetriever = cmHandlePropertiesRetriever;
64         this.objectMapper = objectMapper;
65         this.dmiRestClient = dmiRestClient;
66         this.dmiProperties = dmiProperties;
67     }
68
69     String getCmHandleUrl(final String dmiServiceName, final String cmHandle) {
70         return dmiServiceName
71             + dmiProperties.getDmiBasePath()
72             + URL_SEPARATOR
73             + "v1"
74             + URL_SEPARATOR
75             + "ch"
76             + URL_SEPARATOR
77             + cmHandle
78             + URL_SEPARATOR;
79     }
80
81     String getDmiResourceUrl(final String dmiServiceName, final String cmHandle, final String resourceName) {
82         return getCmHandleUrl(dmiServiceName, cmHandle) + resourceName;
83     }
84
85     static String appendOptionsQuery(final String url, final String optionsParamInQuery) {
86         if (Strings.isNullOrEmpty(optionsParamInQuery)) {
87             return url;
88         }
89         return url + "&options=" + optionsParamInQuery;
90     }
91
92     static HttpHeaders prepareHeader(final String acceptParam) {
93         final var httpHeaders = new HttpHeaders();
94         httpHeaders.set(HttpHeaders.ACCEPT, acceptParam);
95         return httpHeaders;
96     }
97
98     /**
99      * Convert DmiRequestBody to JSON.
100      *
101      * @param dmiRequestBody the dmi request body
102      * @return DmiRequestBody as JSON
103      */
104     String getDmiRequestBodyAsString(final DmiRequestBody dmiRequestBody) {
105         try {
106             return objectMapper.writeValueAsString(dmiRequestBody);
107         } catch (final JsonProcessingException e) {
108             log.error("Parsing error occurred while converting Object to JSON.");
109             throw new NcmpException("Parsing error occurred while converting given object to JSON.",
110                 e.getMessage());
111         }
112     }
113
114 }