Example usage for com.google.gson JsonElement isJsonObject

Introduction

In this page you can find the example usage for com.google.gson JsonElement isJsonObject.

Prototype

public boolean isJsonObject() 

Source Link

Document

provides check for verifying if this element is a Json object or not.

Usage

From source file:club.jmint.crossing.specs.ParamBuilder.java

License:Apache License

public static String checkSignAndRemove(String p, String signKey) throws CrossException {
    JsonParser jp = new JsonParser();
    JsonElement jop = null;
    try {/*w w  w  . j  av a  2  s.co m*/
        jop = jp.parse(p);
        if (!jop.isJsonObject()) {
            throw new CrossException(ErrorCode.COMMON_ERR_PARAM_MALFORMED.getCode(),
                    ErrorCode.COMMON_ERR_PARAM_MALFORMED.getInfo());
        }
    } catch (JsonSyntaxException jse) {
        //jse.printStackTrace();
        throw new CrossException(ErrorCode.COMMON_ERR_PARAM_MALFORMED.getCode(),
                ErrorCode.COMMON_ERR_PARAM_MALFORMED.getInfo());
    }

    JsonObject jo = (JsonObject) jop;
    String np = null;
    if (jo.has("sign") || jo.has("params")) {
        String sign = jo.getAsJsonPrimitive("sign").getAsString();
        np = jo.getAsJsonObject("params").toString();
        String signValue = Security.crossingSign(np, signKey, "");
        if (!sign.equals(signValue)) {
            throw new CrossException(ErrorCode.COMMON_ERR_SIGN_BAD.getCode(),
                    ErrorCode.COMMON_ERR_SIGN_BAD.getInfo());
        }

        //remove sign field only and return
        Iterator<Entry<String, JsonElement>> it = jo.entrySet().iterator();
        JsonObject rjo = new JsonObject();
        Entry<String, JsonElement> en;
        while (it.hasNext()) {
            en = it.next();
            if (!en.getKey().equals("sign")) {
                rjo.add(en.getKey(), en.getValue());
            }
        }
        return rjo.toString();
    }

    return p;
}

---

From source file:club.jmint.crossing.specs.ParamBuilder.java

License:Apache License

public static String buildDecryptedParams(String encryptParams, String decryptKey) throws CrossException {
    JsonParser jp = new JsonParser();
    JsonElement jop = null;
    try {/*from  w w w .  j  a  va 2 s  .  c  om*/
        jop = jp.parse(encryptParams);
        if (!jop.isJsonObject()) {
            throw new CrossException(ErrorCode.COMMON_ERR_PARAM_MALFORMED.getCode(),
                    ErrorCode.COMMON_ERR_PARAM_MALFORMED.getInfo());
        }
    } catch (JsonSyntaxException jse) {
        //jse.printStackTrace();
        throw new CrossException(ErrorCode.COMMON_ERR_PARAM_MALFORMED.getCode(),
                ErrorCode.COMMON_ERR_PARAM_MALFORMED.getInfo());
    }

    JsonObject jo = (JsonObject) jop;
    String np = null;
    if (jo.has("encrypted")) {
        String encrypted = jo.getAsJsonPrimitive("encrypted").getAsString();
        String paramsValue = Security.crossingDecrypt(encrypted, decryptKey, "DES");
        int ec = jo.getAsJsonPrimitive("errorCode").getAsInt();
        String ed = jo.getAsJsonPrimitive("errorInfo").getAsString();
        JsonParser jpr = new JsonParser();
        JsonObject jor = null;
        try {
            jor = (JsonObject) jpr.parse(paramsValue);
        } catch (JsonSyntaxException je) {
            throw new CrossException(ErrorCode.COMMON_ERR_PARAM_MALFORMED.getCode(),
                    ErrorCode.COMMON_ERR_PARAM_MALFORMED.getInfo());
        }
        jor.addProperty("errorCode", ec);
        jor.addProperty("errorInfo", ed);
        np = jor.toString();
        return np;
    }

    return encryptParams;
}

---

From source file:club.jmint.mifty.service.MiftyService.java

License:Apache License

public String callProxy(String method, String params, boolean isEncrypt) throws TException {
    //parse parameters and verify signature
    CrossLog.logger.debug("callProxy: " + method + "(in: " + params + ")");
    JsonObject ip;//w  ww .  j  av  a  2  s . c o  m
    try {
        ip = parseInputParams(params, isEncrypt);
    } catch (CrossException ce) {
        return buildOutputByCrossException(ce);
    }

    //extract all parameters
    HashMap<String, String> inputMap = new HashMap<String, String>();
    Iterator<Entry<String, JsonElement>> it = ip.entrySet().iterator();
    Entry<String, JsonElement> en = null;
    String key;
    JsonElement je;
    while (it.hasNext()) {
        en = it.next();
        key = en.getKey();
        je = en.getValue();
        if (je.isJsonArray()) {
            inputMap.put(key, je.getAsJsonArray().toString());
            //System.out.println(je.getAsJsonArray().toString());
        } else if (je.isJsonNull()) {
            inputMap.put(key, je.getAsJsonNull().toString());
            //System.out.println(je.getAsJsonNull().toString());
        } else if (je.isJsonObject()) {
            inputMap.put(key, je.getAsJsonObject().toString());
            //System.out.println(je.getAsJsonObject().toString());
        } else if (je.isJsonPrimitive()) {
            inputMap.put(key, je.getAsJsonPrimitive().getAsString());
            //System.out.println(je.getAsJsonPrimitive().toString());
        } else {
            //unkown type;
        }
    }

    //execute specific method
    Method[] ma = this.getClass().getMethods();
    int idx = 0;
    for (int i = 0; i < ma.length; i++) {
        if (ma[i].getName().equals(method)) {
            idx = i;
            break;
        }
    }
    HashMap<String, String> outputMap = null;
    try {
        Method m = this.getClass().getDeclaredMethod(method, ma[idx].getParameterTypes());
        outputMap = (HashMap<String, String>) m.invoke(this, inputMap);
        CrossLog.logger.debug("callProxy: " + method + "() executed.");
    } catch (NoSuchMethodException nsm) {
        CrossLog.logger.error("callProxy: " + method + "() not found.");
        CrossLog.printStackTrace(nsm);
        return buildOutputError(ErrorCode.CROSSING_ERR_INTERFACE_NOT_FOUND.getCode(),
                ErrorCode.CROSSING_ERR_INTERFACE_NOT_FOUND.getInfo());
    } catch (Exception e) {
        CrossLog.logger.error("callProxy: " + method + "() executed with exception.");
        CrossLog.printStackTrace(e);
        if (e instanceof CrossException) {
            return buildOutputByCrossException((CrossException) e);
        } else {
            return buildOutputError(ErrorCode.COMMON_ERR_UNKOWN.getCode(),
                    ErrorCode.COMMON_ERR_UNKOWN.getInfo());
        }
    }
    //if got error then return immediately
    String ec = outputMap.get("errorCode");
    String ecInfo = outputMap.get("errorInfo");
    if ((ec != null) && (!ec.isEmpty())) {
        return buildOutputError(Integer.parseInt(ec), ecInfo);
    }

    //build response parameters
    JsonObject op = new JsonObject();
    Iterator<Entry<String, String>> ito = outputMap.entrySet().iterator();
    Entry<String, String> eno = null;
    JsonParser jpo = new JsonParser();
    JsonElement jeo = null;
    while (ito.hasNext()) {
        eno = ito.next();
        try {
            jeo = jpo.parse(eno.getValue());
        } catch (JsonSyntaxException e) {
            //            MyLog.logger.error("callProxy: Malformed output parameters["+eno.getKey()+"].");
            //            return buildOutputError(ErrorCode.COMMON_ERR_PARAM_MALFORMED.getCode(), 
            //                  ErrorCode.COMMON_ERR_PARAM_MALFORMED.getInfo());
            //we do assume that it should be a common string
            jeo = new JsonPrimitive(eno.getValue());
        }
        op.add(eno.getKey(), jeo);
    }

    String output = null;
    try {
        output = buildOutputParams(op, isEncrypt);
    } catch (CrossException ce) {
        return buildOutputByCrossException(ce);
    }
    CrossLog.logger.debug("callProxy: " + method + "(out: " + output + ")");
    return output;
}

---

From source file:co.cask.cdap.common.conf.PluginClassDeserializer.java

License:Apache License

@Override
public PluginClass deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    if (!json.isJsonObject()) {
        throw new JsonParseException("PluginClass should be a JSON Object");
    }//  w ww .  ja va2 s .  com

    JsonObject jsonObj = json.getAsJsonObject();

    String type = jsonObj.has("type") ? jsonObj.get("type").getAsString() : Plugin.DEFAULT_TYPE;
    String name = getRequired(jsonObj, "name").getAsString();
    String description = jsonObj.has("description") ? jsonObj.get("description").getAsString() : "";
    String className = getRequired(jsonObj, "className").getAsString();

    Set<String> endpointsSet = new HashSet<>();
    if (jsonObj.has("endpoints")) {
        endpointsSet = context.deserialize(jsonObj.get("endpoints"), ENDPOINTS_TYPE);
    }

    Map<String, PluginPropertyField> properties = jsonObj.has("properties")
            ? context.<Map<String, PluginPropertyField>>deserialize(jsonObj.get("properties"), PROPERTIES_TYPE)
            : ImmutableMap.<String, PluginPropertyField>of();

    return new PluginClass(type, name, description, className, null, properties, endpointsSet);
}

---

From source file:co.cask.cdap.common.zookeeper.coordination.ResourceAssignmentTypeAdapter.java

License:Apache License

@Override
public ResourceAssignment deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    if (!json.isJsonObject()) {
        throw new JsonParseException("Expect a json object, got " + json);
    }/*from  w  ww .j  a  v  a2s.  c o  m*/

    JsonObject jsonObj = json.getAsJsonObject();
    String name = jsonObj.get("name").getAsString();

    Multimap<Discoverable, PartitionReplica> assignments = TreeMultimap
            .create(DiscoverableComparator.COMPARATOR, PartitionReplica.COMPARATOR);
    JsonArray assignmentsJson = context.deserialize(jsonObj.get("assignments"), JsonArray.class);
    for (JsonElement element : assignmentsJson) {
        if (!element.isJsonArray()) {
            throw new JsonParseException("Expect a json array, got " + element);
        }

        JsonArray entryJson = element.getAsJsonArray();
        if (entryJson.size() != 2) {
            throw new JsonParseException("Expect json array of size = 2, got " + entryJson.size());
        }
        Discoverable key = context.deserialize(entryJson.get(0), Discoverable.class);
        PartitionReplica value = context.deserialize(entryJson.get(1), PartitionReplica.class);
        assignments.put(key, value);
    }

    return new ResourceAssignment(name, assignments);
}

---

From source file:co.cask.cdap.notifications.NotificationFeedInfoDeserializer.java

License:Apache License

@Override
public NotificationFeedInfo deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    JsonObject obj = json.getAsJsonObject();

    String category = obj.get("category").getAsString();
    JsonElement descriptionElement = obj.get("description");
    String description = descriptionElement == null ? "" : descriptionElement.getAsString();

    String namespace;//from w  ww  . ja  v  a  2s .co  m
    String feed;
    JsonElement namespaceElement = obj.get("namespace");
    // this means its the old Id.NotificationFeed object where namespace is something like "namespace":{"id":"default"}
    if (namespaceElement.isJsonObject()) {
        namespace = namespaceElement.getAsJsonObject().get("id").getAsString();
        feed = obj.get("name").getAsString();
    } else {
        namespace = namespaceElement.getAsString();
        feed = obj.get("feed").getAsString();
    }

    return new NotificationFeedInfo(namespace, category, feed, description);
}

---

From source file:com.addthis.hydra.task.source.bundleizer.GsonBundleizer.java

License:Apache License

public ValueObject fromGson(JsonElement gson) {
    if (gson.isJsonNull()) {
        return null;
    } else if (gson.isJsonObject()) {
        JsonObject object = gson.getAsJsonObject();
        ValueMap map = ValueFactory.createMap();
        for (Map.Entry<String, JsonElement> entry : object.entrySet()) {
            map.put(entry.getKey(), fromGson(entry.getValue()));
        }// w ww  .  jav  a2  s  .  co m
        return map;
    } else if (gson.isJsonArray()) {
        JsonArray gsonArray = gson.getAsJsonArray();
        ValueArray valueArray = ValueFactory.createArray(gsonArray.size());
        for (JsonElement arrayElement : gsonArray) {
            valueArray.add(fromGson(arrayElement));
        }
        return valueArray;
    } else {
        JsonPrimitive primitive = gson.getAsJsonPrimitive();
        if (primitive.isNumber()) {
            return ValueFactory.create(primitive.getAsDouble());
        } else {
            return ValueFactory.create(primitive.getAsString());
        }
    }
}

---

From source file:com.adkdevelopment.jokesactivity.JokesActivityFragment.java

License:Open Source License

/**
 * Method to parse JSON string and return String[] with a link and a title
 *
 * @param jokesJson JSON string with info about comics, link, etc.
 * @return String[] with a link and a title
 */// w ww.  j  av a 2 s  . c om
public static String[] getJokesInfo(String jokesJson) {

    String[] reviews = new String[2];

    JsonParser parser = new JsonParser();

    JsonElement element = parser.parse(jokesJson);

    if (element.isJsonObject()) {
        JsonObject results = element.getAsJsonObject();
        JsonElement title = results.getAsJsonPrimitive("title");
        JsonElement linkToImage = results.getAsJsonPrimitive("img");

        reviews[0] = title.getAsString();
        reviews[1] = linkToImage.getAsString();

        return reviews;
    }

    return null;
}

---

From source file:com.adobe.acs.commons.remoteassets.impl.RemoteAssetsNodeSyncImpl.java

License:Apache License

/**
 * Create or update resources from remote JSON.
 *
 * @param json JsonObject/* w  ww  .j  a  v  a 2s.  c  om*/
 * @param resource Resource
 * @throws IOException exception
 * @throws RepositoryException exception
 */
private void createOrUpdateNodes(final ResourceResolver remoteAssetsResolver, final JsonObject json,
        final Resource resource) throws IOException, RepositoryException {
    for (Map.Entry<String, JsonElement> jsonEntry : json.entrySet()) {
        JsonElement jsonElement = jsonEntry.getValue();
        if (jsonElement.isJsonObject()) {
            createOrUpdateNodesForJsonObject(remoteAssetsResolver, jsonEntry.getKey(), resource);
        } else if (jsonElement.isJsonArray()) {
            setNodeArrayProperty(remoteAssetsResolver, jsonEntry.getKey(), jsonElement.getAsJsonArray(),
                    resource);
        } else {
            setNodeProperty(remoteAssetsResolver, jsonEntry.getKey(), json, resource);
        }
    }
}

---

From source file:com.ai2020lab.aiutils.common.JsonUtils.java

License:Apache License

/**
 * ?JsonObject/*from ww w.  jav  a2s.  co m*/
 *
 * @param jsonStr 
 * @return JsonObject
 */
public JsonObject stringToJsonObj(String jsonStr) {
    // JSON
    if (jsonStr == null || jsonStr.equals("")) {
        throw new IllegalArgumentException("???JsonObject?");
    }
    JsonElement jsonE = null;
    try {
        jsonE = jsonParser.parse(jsonStr);
    } catch (Exception e) {
        // JSON?JSON??
        LogUtils.e(TAG, " ??JsonObject");
    }
    if (jsonE == null || !jsonE.isJsonObject()) {
        // ?JsonObject?
        LogUtils.e(TAG, "??JsonObject??JsonObject?");
        return null;
    }
    return (JsonObject) jsonE;
}

---

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