2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 AT&T Intellectual Property. All rights
7 * ================================================================================
8 * Licensed under the Apache License, Version 2.0 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
12 * http://www.apache.org/licenses/LICENSE-2.0
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 * ============LICENSE_END=========================================================
22 package org.onap.ccsdk.sli.plugins.restapicall;
24 import java.util.ArrayList;
25 import java.util.HashMap;
26 import java.util.Iterator;
28 import org.codehaus.jettison.json.JSONArray;
29 import org.codehaus.jettison.json.JSONException;
30 import org.codehaus.jettison.json.JSONObject;
31 import org.onap.ccsdk.sli.core.sli.SvcLogicException;
32 import org.slf4j.Logger;
33 import org.slf4j.LoggerFactory;
35 import static com.google.common.base.Preconditions.checkNotNull;
37 public final class JsonParser {
39 private static final Logger log = LoggerFactory.getLogger(JsonParser.class);
41 private JsonParser() {
42 // Preventing instantiation of the same.
45 @SuppressWarnings("unchecked")
46 public static Map<String, String> convertToProperties(String s)
47 throws SvcLogicException {
49 checkNotNull(s, "Input should not be null.");
52 Map<String, Object> wm = new HashMap<>();
53 String topLvlArrLength = null;
56 //support top level list in json response
57 if (s.startsWith("[")) {
58 jsonArr = new JSONArray(s);
59 topLvlArrLength = String.valueOf(jsonArr.length());
60 for (int i = 0, length = jsonArr.length(); i < length; i++) {
61 json = jsonArr.getJSONObject(i);
62 Iterator<String> ii = json.keys();
63 while (ii.hasNext()) {
64 String key = ii.next();
65 String key1 = "[" + i + "]." + key;
66 String[] subKey = key1.split(":");
67 if (subKey.length == 2) {
68 wm.put(subKey[1], json.get(key));
70 wm.put(key1, json.get(key));
75 json = new JSONObject(s);
76 Iterator<String> ii = json.keys();
77 while (ii.hasNext()) {
78 String key1 = ii.next();
79 String[] subKey = key1.split(":");
80 if (subKey.length == 2) {
81 wm.put(subKey[1], json.get(key1));
83 wm.put(key1, json.get(key1));
88 Map<String, String> mm = new HashMap<>();
89 if (topLvlArrLength != null) {
90 mm.put("_length", topLvlArrLength);
92 while (!wm.isEmpty()) {
93 for (String key : new ArrayList<>(wm.keySet())) {
94 Object o = wm.get(key);
97 if (o instanceof Boolean || o instanceof Number || o instanceof String) {
98 mm.put(key, o.toString());
100 log.info("Added property: {} : {}", key, o.toString());
101 } else if (o instanceof JSONObject) {
102 JSONObject jo = (JSONObject) o;
103 Iterator<String> i = jo.keys();
104 while (i.hasNext()) {
105 String key1 = i.next();
106 String[] subKey = key1.split(":");
107 if (subKey.length == 2) {
108 wm.put(key + "." + subKey[1], jo.get(key1));
110 wm.put(key + "." + key1, jo.get(key1));
113 } else if (o instanceof JSONArray) {
114 JSONArray ja = (JSONArray) o;
115 mm.put(key + "_length", String.valueOf(ja.length()));
117 log.info("Added property: {}_length: {}", key, String.valueOf(ja.length()));
119 for (int i = 0; i < ja.length(); i++) {
120 wm.put(key + '[' + i + ']', ja.get(i));
126 } catch (JSONException e) {
127 throw new SvcLogicException("Unable to convert JSON to properties" + e.getLocalizedMessage(), e);