Example usage for com.google.gson JsonArray get

Introduction

In this page you can find the example usage for com.google.gson JsonArray get.

Prototype

public JsonElement get(int i) 

Source Link

Document

Returns the ith element of the array.

Usage

From source file:com.balajeetm.mystique.util.gson.lever.JsonLever.java

License:Open Source License

/**
 * A recursive merge of two json elements.
 *
 * @param source1 the first json element
 * @param source2 the second json element
 * @param mergeArray the flag to denote if arrays should be merged
 * @return the recursively merged json element
 *///from  www .ja  v a  2  s  .  c  o m
public JsonElement merge(JsonElement source1, JsonElement source2, Boolean mergeArray) {
    mergeArray = null == mergeArray ? Boolean.FALSE : mergeArray;
    JsonElement result = JsonNull.INSTANCE;
    source1 = asJsonElement(source1, JsonNull.INSTANCE);
    source2 = asJsonElement(source2, JsonNull.INSTANCE);
    if (source1.getClass().equals(source2.getClass())) {
        if (source1.isJsonObject()) {
            JsonObject obj1 = asJsonObject(source1);
            JsonObject obj2 = asJsonObject(source2);
            result = obj1;
            JsonObject resultObj = result.getAsJsonObject();
            for (Entry<String, JsonElement> entry : obj1.entrySet()) {
                String key = entry.getKey();
                JsonElement value1 = entry.getValue();
                JsonElement value2 = obj2.get(key);
                JsonElement merge = merge(value1, value2, mergeArray);
                resultObj.add(key, merge);
            }
            for (Entry<String, JsonElement> entry : obj2.entrySet()) {
                String key = entry.getKey();
                if (!resultObj.has(key)) {
                    resultObj.add(key, entry.getValue());
                }
            }
        } else if (source1.isJsonArray()) {
            result = new JsonArray();
            JsonArray resultArray = result.getAsJsonArray();
            JsonArray array1 = asJsonArray(source1);
            JsonArray array2 = asJsonArray(source2);
            int index = 0;
            int a1size = array1.size();
            int a2size = array2.size();

            if (!mergeArray) {
                for (; index < a1size && index < a2size; index++) {
                    resultArray.add(merge(array1.get(index), array2.get(index), mergeArray));
                }
            }

            for (; index < a1size; index++) {
                resultArray.add(array1.get(index));
            }

            index = mergeArray ? 0 : index;

            for (; index < a2size; index++) {
                resultArray.add(array2.get(index));
            }

        } else {
            result = source1 != null ? source1 : source2;
        }
    } else {
        result = isNotNull(source1) ? source1 : source2;
    }
    return result;
}

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From source file:com.balajeetm.mystique.util.gson.lever.JsonLever.java

License:Open Source License

/**
 * Replete array./*from  ww w  .  j  a v a 2s .  c  o m*/
 *
 * @param source the source
 * @param index the index
 * @param type the type
 * @return the json array
 */
private JsonArray repleteArray(JsonArray source, Integer index, Class<? extends JsonElement> type) {
    source = isNull(source) ? new JsonArray() : source;
    for (int i = 0; i <= index; i++) {
        try {
            source.get(i);
        } catch (IndexOutOfBoundsException e) {
            Class<? extends JsonElement> newType = JsonNull.class;
            if (i == index) {
                newType = type;
            }
            source.add(getNewElement(newType));
        }
    }
    if (!source.get(index).getClass().equals(type)) {
        log.warn(String.format(
                "The element at index %s in the source %s, does not match %s. Creating a new element.", index,
                source, type));
        source.add(getNewElement(type));
    }
    return source;
}

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From source file:com.basho.riakcs.client.impl.RiakCSClientImpl.java

License:Open Source License

private void addAdditionalACLImpl(String bucketName, String objectKey, JsonObject acl) throws Exception {
    StringBuilder aclText = new StringBuilder();

    aclText.append("<AccessControlPolicy>");
    aclText.append("<Owner><ID>").append(acl.getAsJsonObject("owner").get("id").getAsString()).append("</ID>");
    aclText.append("<DisplayName>").append(acl.getAsJsonObject("owner").get("displayName").getAsString())
            .append("</DisplayName></Owner>");
    aclText.append("<AccessControlList>");

    JsonArray grantsList = acl.getAsJsonArray("grantsList");
    for (int pt = 0; pt < grantsList.size(); pt++) {
        JsonObject grant = grantsList.get(pt).getAsJsonObject();

        aclText.append("<Grant><Permission>").append(grant.getAsJsonObject("permission").getAsString())
                .append("</Permission>");
        aclText.append("<Grantee");
        aclText.append(" ").append("xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance'");

        if (grant.getAsJsonObject("grantee").has("id")) {
            aclText.append(" xsi:type='CanonicalUser'>");
            aclText.append("<ID>").append(grant.getAsJsonObject("grantee").get("id").getAsString())
                    .append("</ID>");
        } else {//from w  ww.  ja v a2 s.c o  m
            aclText.append(" xsi:type='AmazonCustomerByEmail'>");
            aclText.append("<EmailAddress>")
                    .append(grant.getAsJsonObject("grantee").get("emailAddress").getAsString())
                    .append("</EmailAddress>");
        }

        aclText.append("</Grantee>");
        aclText.append("</Grant>");
    }
    aclText.append("</AccessControlList>");
    aclText.append("</AccessControlPolicy>");

    Map<String, String> parameters = new HashMap<String, String>();
    parameters.put("acl", null);

    InputStream dataInputStream = new ByteArrayInputStream(aclText.toString().getBytes("UTF-8"));

    Map<String, String> headers = new HashMap<String, String>();
    headers.put("Content-Type", "application/xml");

    CommunicationLayer comLayer = getCommunicationLayer();

    URL url = comLayer.generateCSUrl(bucketName, objectKey, parameters);
    comLayer.makeCall(CommunicationLayer.HttpMethod.PUT, url, dataInputStream, headers);
}

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From source file:com.basho.riakcs.client.impl.RiakCSClientImpl.java

License:Open Source License

public void removeContentOfBucket(String bucketName) throws RiakCSException {

    JsonObject response = listObjects(bucketName, false);
    JsonArray resultList = response.getAsJsonArray("objectList");

    //         if (debugModeEnabled) System.out.println("Number of Objects to delete: "+ resultList.length() + "\n");
    System.out.println("Number of Objects to delete: " + resultList.size() + "\n");

    for (int pt = 0; pt < resultList.size(); pt++) {
        String key = resultList.get(pt).getAsJsonObject().get("key").getAsString();
        deleteObject(bucketName, key);/*from  w ww .  j  a  v  a 2  s.com*/
    }
}

---

From source file:com.basho.riakcs.client.impl.RiakCSClientImpl.java

License:Open Source License

public static void copyBucketBetweenSystems(RiakCSClient fromSystem, String fromBucket, RiakCSClient toSystem,
        String toBucket) throws RiakCSException {
    try {/*from   w ww. j  a  v a 2 s. com*/
        JsonObject response = fromSystem.listObjectNames(fromBucket);
        JsonArray resultList = response.getAsJsonArray("objectList");

        System.out.println("Number of Objects to transfer: " + resultList.size() + "\n");

        for (int pt = 0; pt < resultList.size(); pt++) {
            String key = resultList.get(pt).getAsJsonObject().get("key").getAsString();
            File tempFile = File.createTempFile("cscopy-", ".bin");

            //Retrieve Object
            FileOutputStream outputStream = new FileOutputStream(tempFile);
            JsonObject objectData = fromSystem.getObject(fromBucket, key, outputStream);
            outputStream.close();

            //Upload Object
            Map<String, String> headers = new HashMap<String, String>();
            headers.put("Content-Type", objectData.get("contenttype").getAsString());

            Map<String, String> metadata = null;
            if (objectData.has("metadata") && !objectData.getAsJsonObject("metadata").entrySet().isEmpty()) {
                metadata = new HashMap<String, String>();

                Set<Map.Entry<String, JsonElement>> metadataRaw = objectData.getAsJsonObject("metadata")
                        .entrySet();

                for (Map.Entry<String, JsonElement> entry : metadataRaw) {
                    metadata.put(entry.getKey(), entry.getValue().getAsString());
                }
            }

            FileInputStream inputStream = new FileInputStream(tempFile);
            toSystem.createObject(toBucket, key, inputStream, headers, metadata);
            inputStream.close();

            tempFile.delete();
        }

    } catch (Exception e) {
        throw new RiakCSException(e);
    }
}

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From source file:com.bbk.cgac.controller.pagecontroller.ax.SampleAjaxPageController.java

@Override
public void execute() throws IOException { //Sample Code
    //Test Request
    JsonElement jel = mJson;//from   w ww .  j av  a2s  .  c  om
    if (jel.isJsonArray()) {
        JsonArray jarr = jel.getAsJsonArray();
        if (jarr.get(0).isJsonObject()) {
            JsonObject jobj = jarr.get(0).getAsJsonObject();
            System.out.println("JsonObject .");
            System.out.println("a: " + jobj.get("a"));
        }
        if (jarr.get(1).isJsonArray()) {
            JsonArray jarr2 = jarr.get(1).getAsJsonArray();
            System.out.println("jarr[1]? JsonArray .");
        }
    }
    //Test Response (Example)
    TempObj obj = new TempObj("Kim");
    String arg01 = JSON.parseToString(obj);
    TempObj obj1 = new TempObj("Lee");
    String arg02 = JSON.parseToString(obj1);
    mResponse.setContentType("text/html;charset=UTF-8");
    mResponse.getWriter().write("[" + arg01 + "," + arg02 + "]");
}

---

From source file:com.bedatadriven.rebar.appcache.server.DefaultSelectionServlet.java

License:Apache License

private String computePermutation(HttpServletRequest req, JsonArray permutationMap) throws ServletException {

    Map<String, String> properties = computeProperties(req);
    Set<String> matches = new HashSet<>();

    for (int i = 0; i != permutationMap.size(); ++i) {
        JsonObject permutation = (JsonObject) permutationMap.get(i);
        if (matches(properties, permutation)) {
            matches.add(permutation.get("permutation").getAsString());
        }/*  w  w w  .ja v  a2  s.  c om*/
    }

    if (matches.size() == 1) {
        return matches.iterator().next();
    } else {
        return null;
    }
}

---

From source file:com.birbit.jsonapi.JsonApiDeserializer.java

License:Apache License

private List<JsonApiError> parserErrors(JsonDeserializationContext context, JsonObject jsonObject) {
    JsonElement errors = jsonObject.get("errors");
    if (errors == null || !errors.isJsonArray()) {
        return null;
    }/* w w  w .  jav  a2s  .c  o m*/
    JsonArray asJsonArray = errors.getAsJsonArray();
    int size = asJsonArray.size();
    List<JsonApiError> result = new ArrayList<JsonApiError>(size);
    for (int i = 0; i < size; i++) {
        result.add(context.<JsonApiError>deserialize(asJsonArray.get(i), JsonApiError.class));
    }
    return result;
}

---

From source file:com.birbit.jsonapi.JsonApiDeserializer.java

License:Apache License

private Map<String, Map<String, Object>> parseIncluded(JsonDeserializationContext context,
        JsonObject jsonObject) {//w w  w .j  ava2 s.c  o m
    JsonElement includedElm = jsonObject.get("included");
    Map<String, Map<String, Object>> included;
    if (includedElm != null && includedElm.isJsonArray()) {
        included = new HashMap<String, Map<String, Object>>();
        JsonArray includedArray = includedElm.getAsJsonArray();
        final int size = includedArray.size();
        for (int i = 0; i < size; i++) {
            ResourceWithIdAndType parsed = parseResource(includedArray.get(i), context);
            if (parsed.resource != null) {
                Map<String, Object> itemMap = included.get(parsed.apiType);
                if (itemMap == null) {
                    itemMap = new HashMap<String, Object>();
                    included.put(parsed.apiType, itemMap);
                }
                itemMap.put(parsed.id, parsed.resource);
            }
        }
    } else {
        included = Collections.emptyMap();
    }
    return included;
}

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From source file:com.birbit.jsonapi.JsonApiDeserializer.java

License:Apache License

private T[] parseData(JsonDeserializationContext context, ParameterizedType parameterizedType,
        JsonObject jsonObject) {/*from ww w .  j a va 2  s . c om*/
    JsonElement dataElm = jsonObject.get("data");
    if (dataElm != null) {
        Type typeArg = parameterizedType.getActualTypeArguments()[0];
        if (dataElm.isJsonArray()) {
            JsonArray jsonArray = dataElm.getAsJsonArray();
            final int size = jsonArray.size();
            //                boolean isArray = typeArg instanceof GenericArrayType;
            //                if (isArray) {
            TypeToken<?> typeToken = TypeToken.get(typeArg);
            T[] result = (T[]) Array.newInstance(typeToken.getRawType().getComponentType(), size);
            for (int i = 0; i < size; i++) {
                ResourceWithIdAndType<T> resourceWithIdAndType = parseResource(jsonArray.get(i), context);
                result[i] = resourceWithIdAndType.resource;
            }
            return result;
            //                } else {
            //                    TypeToken<?> typeToken = TypeToken.get(typeArg);
            //                    T[] result = (T[]) Array.newInstance(typeToken.getRawType().getComponentType(), size);
            //                    for (int i = 0; i < size; i ++) {
            //                        ResourceWithIdAndType<T> resourceWithIdAndType = parseResource(jsonArray.get(i), context);
            //                        //noinspection unchecked
            //                        result[i] = resourceWithIdAndType.resource;
            //                    }
            //                    return result;
            //                }
        } else if (dataElm.isJsonObject()) {
            T resource = parseResource(dataElm, context).resource;
            Object[] result = (Object[]) Array.newInstance(resource.getClass(), 1);
            result[0] = resource;
            return (T[]) result;
        }
    }
    return null;
}

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