X-Git-Url: https://gerrit.onap.org/r/gitweb?a=blobdiff_plain;f=restapi-call-node%2Fprovider%2Fsrc%2Fmain%2Fjava%2Forg%2Fonap%2Fccsdk%2Fsli%2Fplugins%2Frestapicall%2FJsonParser.java;h=60d43df7a697671a28145726c0f846c3fcb0156a;hb=a220181cb93b27fdd02fc5a9252f22113b59cad2;hp=f22aa0b39a83a3afd02a7248d01eaec8763a8d0e;hpb=0c7f2223a42ae9f1a9ac8954e9b9194e929b72f6;p=ccsdk%2Fsli%2Fplugins.git diff --git a/restapi-call-node/provider/src/main/java/org/onap/ccsdk/sli/plugins/restapicall/JsonParser.java b/restapi-call-node/provider/src/main/java/org/onap/ccsdk/sli/plugins/restapicall/JsonParser.java index f22aa0b3..60d43df7 100644 --- a/restapi-call-node/provider/src/main/java/org/onap/ccsdk/sli/plugins/restapicall/JsonParser.java +++ b/restapi-call-node/provider/src/main/java/org/onap/ccsdk/sli/plugins/restapicall/JsonParser.java @@ -8,9 +8,9 @@ * 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. @@ -25,61 +25,129 @@ import java.util.ArrayList; import java.util.HashMap; import java.util.Iterator; import java.util.Map; - +import org.apache.commons.lang3.StringUtils; import org.codehaus.jettison.json.JSONArray; import org.codehaus.jettison.json.JSONException; import org.codehaus.jettison.json.JSONObject; +import org.onap.ccsdk.sli.core.sli.SvcLogicException; import org.slf4j.Logger; import org.slf4j.LoggerFactory; -public class JsonParser { - - private static final Logger log = LoggerFactory.getLogger(JsonParser.class); - - @SuppressWarnings("unchecked") - public static Map convertToProperties(String s) throws JSONException { - JSONObject json = new JSONObject(s); - - Map wm = new HashMap(); - Iterator ii = json.keys(); - while (ii.hasNext()) { - String key1 = ii.next(); - wm.put(key1, json.get(key1)); - } - - Map mm = new HashMap(); - - while (!wm.isEmpty()) - for (String key : new ArrayList<>(wm.keySet())) { - Object o = wm.get(key); - wm.remove(key); - - if (o instanceof Boolean || o instanceof Number || o instanceof String) { - mm.put(key, o.toString()); - - log.info("Added property: " + key + ": " + o.toString()); - } - - else if (o instanceof JSONObject) { - JSONObject jo = (JSONObject) o; - Iterator i = jo.keys(); - while (i.hasNext()) { - String key1 = i.next(); - wm.put(key + "." + key1, jo.get(key1)); - } - } - - else if (o instanceof JSONArray) { - JSONArray ja = (JSONArray) o; - mm.put(key + "_length", String.valueOf(ja.length())); - - log.info("Added property: " + key + "_length" + ": " + String.valueOf(ja.length())); - - for (int i = 0; i < ja.length(); i++) - wm.put(key + '[' + i + ']', ja.get(i)); - } - } +import static com.google.common.base.Preconditions.checkNotNull; + +public final class JsonParser { + + private static final Logger log = LoggerFactory.getLogger(JsonParser.class); + + private JsonParser() { + // Preventing instantiation of the same. + } + + + private static void handleJsonArray(String key, Map jArrayMap, JSONArray jsonArr) throws JSONException { + JSONObject jsonObj; + JSONArray subJsonArr; + boolean stripKey = false; + + for (int i = 0, length = jsonArr.length(); i < length; i++) { + if (stripKey) + key = key.substring(0, key.length()-3); + + subJsonArr = jsonArr.optJSONArray(i); + if (subJsonArr != null) { + key = StringUtils.trimToEmpty(key) + "[" + i + "]"; + jArrayMap.putIfAbsent(key + "_length", String.valueOf(subJsonArr.length())); + handleJsonArray(key, jArrayMap, subJsonArr); + stripKey = true; + continue; + } + + jsonObj = jsonArr.optJSONObject(i); + if (jsonObj != null) { + Iterator ii = jsonObj.keys(); + while (ii.hasNext()) { + String nodeKey = ii.next(); + String key1 = "[" + i + "]." + nodeKey; + String[] subKey = key1.split(":"); + if (subKey.length == 2) { + jArrayMap.putIfAbsent(subKey[1], jsonObj.get(nodeKey)); + } else { + jArrayMap.putIfAbsent(key1, jsonObj.get(nodeKey)); + } + } + } + else { + jArrayMap.putIfAbsent(StringUtils.trimToEmpty(key), jsonArr); + break; + } + } + } + + @SuppressWarnings("unchecked") + public static Map convertToProperties(String s) + throws SvcLogicException { + + checkNotNull(s, "Input should not be null."); + + try { + Map wm = new HashMap<>(); + JSONObject json; + JSONArray jsonArr; + //support top level list in json response + if (s.startsWith("[")) { + jsonArr = new JSONArray(s); + wm.put("_length", String.valueOf(jsonArr.length())); + handleJsonArray(null, wm, jsonArr); + } else { + json = new JSONObject(s); + Iterator ii = json.keys(); + while (ii.hasNext()) { + String key1 = ii.next(); + String[] subKey = key1.split(":"); + if (subKey.length == 2) { + wm.put(subKey[1], json.get(key1)); + } else { + wm.put(key1, json.get(key1)); + } + } + } + + Map mm = new HashMap<>(); + while (!wm.isEmpty()) { + for (String key : new ArrayList<>(wm.keySet())) { + Object o = wm.get(key); + wm.remove(key); + + if (o instanceof Boolean || o instanceof Number || o instanceof String) { + mm.put(key, o.toString()); + log.info("Added property: {} : {}", key, o.toString()); + } else if (o instanceof JSONObject) { + JSONObject jo = (JSONObject) o; + Iterator i = jo.keys(); + while (i.hasNext()) { + String key1 = i.next(); + String[] subKey = key1.split(":"); + if (subKey.length == 2) { + wm.put(key + "." + subKey[1], jo.get(key1)); + } else { + wm.put(key + "." + key1, jo.get(key1)); + } + } + } else if (o instanceof JSONArray) { + JSONArray ja = (JSONArray) o; + mm.put(key + "_length", String.valueOf(ja.length())); + log.info("Added property: {}_length: {}", key, ja.length()); + + for (int i = 0; i < ja.length(); i++) { + wm.put(key + '[' + i + ']', ja.get(i)); + } + } + } + } + return mm; + } catch (JSONException e) { + throw new SvcLogicException("Unable to convert JSON to properties" + e.getLocalizedMessage(), e); + } + } - return mm; - } }