aboutsummaryrefslogtreecommitdiffstats
path: root/cps-rest/src/main/java/org/onap/cps/rest/controller/DataRestController.java
blob: 0e2050e5cc01e6424453b3ced1cad82ae3ac45b9 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
/*
 *  ============LICENSE_START=======================================================
 *  Copyright (C) 2020-2021 Bell Canada.
 *  Modifications Copyright (C) 2021 Pantheon.tech
 *  Modifications 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.rest.controller;

import java.time.OffsetDateTime;
import java.time.format.DateTimeFormatter;
import javax.validation.ValidationException;
import org.apache.commons.lang3.StringUtils;
import org.onap.cps.api.CpsDataService;
import org.onap.cps.rest.api.CpsDataApi;
import org.onap.cps.spi.FetchDescendantsOption;
import org.onap.cps.utils.DataMapUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

@RestController
@RequestMapping("${rest.api.cps-base-path}")
public class DataRestController implements CpsDataApi {

    private static final String ROOT_XPATH = "/";
    private static final String ISO_TIMESTAMP_FORMAT = "yyyy-MM-dd'T'HH:mm:ss.SSSZ";
    private static final DateTimeFormatter ISO_TIMESTAMP_FORMATTER = DateTimeFormatter.ofPattern(ISO_TIMESTAMP_FORMAT);

    @Autowired
    private CpsDataService cpsDataService;

    @Override
    public ResponseEntity<String> createNode(final String dataspaceName, final String anchorName,
        final String jsonData, final String parentNodeXpath, final String observedTimestamp) {
        if (isRootXpath(parentNodeXpath)) {
            cpsDataService.saveData(dataspaceName, anchorName, jsonData, toOffsetDateTime(observedTimestamp));
        } else {
            cpsDataService.saveData(dataspaceName, anchorName, parentNodeXpath, jsonData,
                toOffsetDateTime(observedTimestamp));
        }
        return new ResponseEntity<>(HttpStatus.CREATED);
    }

    @Override
    public ResponseEntity<String> addListNodeElements(final String parentNodeXpath,
        final String dataspaceName, final String anchorName, final String jsonData, final String observedTimestamp) {
        cpsDataService.saveListNodeData(dataspaceName, anchorName, parentNodeXpath, jsonData,
            toOffsetDateTime(observedTimestamp));
        return new ResponseEntity<>(HttpStatus.CREATED);
    }

    @Override
    public ResponseEntity<Object> getNodesByDataspace(final String dataspaceName) {
        return null;
    }

    @Override
    public ResponseEntity<Object> getNodeByDataspaceAndAnchor(final String dataspaceName, final String anchorName,
        final String xpath, final Boolean includeDescendants) {
        final FetchDescendantsOption fetchDescendantsOption = Boolean.TRUE.equals(includeDescendants)
            ? FetchDescendantsOption.INCLUDE_ALL_DESCENDANTS : FetchDescendantsOption.OMIT_DESCENDANTS;
        final var dataNode = cpsDataService.getDataNode(dataspaceName, anchorName, xpath,
            fetchDescendantsOption);
        return new ResponseEntity<>(DataMapUtils.toDataMap(dataNode), HttpStatus.OK);
    }

    @Override
    public ResponseEntity<Object> updateNodeLeaves(final String dataspaceName,
        final String anchorName, final String jsonData, final String parentNodeXpath, final String observedTimestamp) {
        cpsDataService.updateNodeLeaves(dataspaceName, anchorName, parentNodeXpath, jsonData,
            toOffsetDateTime(observedTimestamp));
        return new ResponseEntity<>(HttpStatus.OK);
    }

    @Override
    public ResponseEntity<Object> replaceNode(final String dataspaceName, final String anchorName,
        final String jsonData, final String parentNodeXpath, final String observedTimestamp) {
        cpsDataService
            .replaceNodeTree(dataspaceName, anchorName, parentNodeXpath, jsonData, toOffsetDateTime(observedTimestamp));
        return new ResponseEntity<>(HttpStatus.OK);
    }

    @Override
    public ResponseEntity<String> replaceListNodeElements(final String parentNodeXpath,
        final String dataspaceName, final String anchorName, final String jsonData,
        final String observedTimestamp) {
        cpsDataService.replaceListNodeData(dataspaceName, anchorName, parentNodeXpath, jsonData,
            toOffsetDateTime(observedTimestamp));
        return new ResponseEntity<>(HttpStatus.OK);
    }

    @Override
    public ResponseEntity<Void> deleteListNodeElements(final String dataspaceName, final String anchorName,
        final String listNodeXpath, final String observedTimestamp) {
        cpsDataService
            .deleteListNodeData(dataspaceName, anchorName, listNodeXpath, toOffsetDateTime(observedTimestamp));
        return new ResponseEntity<>(HttpStatus.NO_CONTENT);
    }

    private static boolean isRootXpath(final String xpath) {
        return ROOT_XPATH.equals(xpath);
    }

    private OffsetDateTime toOffsetDateTime(final String datetTimestamp) {
        try {
            return StringUtils.isEmpty(datetTimestamp)
                ? null : OffsetDateTime.parse(datetTimestamp, ISO_TIMESTAMP_FORMATTER);
        } catch (final Exception exception) {
            throw new ValidationException(
                String.format("observed-timestamp must be in '%s' format", ISO_TIMESTAMP_FORMAT));
        }
    }
}