Example usage for com.google.gson FieldNamingPolicy LOWER_CASE_WITH

Introduction

In this page you can find the example usage for com.google.gson FieldNamingPolicy LOWER_CASE_WITH_DASHES.

Prototype

FieldNamingPolicy LOWER_CASE_WITH_DASHES

To view the source code for com.google.gson FieldNamingPolicy LOWER_CASE_WITH_DASHES.

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Document

Using this naming policy with Gson will modify the Java Field name from its camel cased form to a lower case field name where each word is separated by a dash (-).

Usage

From source file:ca.oson.json.Oson.java

License:Open Source License

public Gson getGson() {
    if (gson == null) {
        GsonBuilder gsonBuilder = new GsonBuilder();

        switch (getDefaultType()) {
        case ALWAYS:
            gsonBuilder.serializeNulls();
            break;
        case NON_NULL:
            break;
        case NON_EMPTY:
            break;
        case DEFAULT:
            gsonBuilder.serializeNulls();
            break;
        default://from  w  w w.  j  ava  2  s  .c o m
            gsonBuilder.serializeNulls();
            break;
        }

        switch (getFieldNaming()) {
        case FIELD: // original field name: someField_name
            gsonBuilder.setFieldNamingPolicy(FieldNamingPolicy.IDENTITY);
            break;
        case LOWER: // somefield_name -> some_field_name
            gsonBuilder.setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_UNDERSCORES);
            break;
        case UPPER: //SOMEFIELD_NAME -> SomeFieldName
            gsonBuilder.setFieldNamingPolicy(FieldNamingPolicy.UPPER_CAMEL_CASE);
            break;
        case CAMELCASE: // someFieldName
            gsonBuilder.setFieldNamingPolicy(FieldNamingPolicy.IDENTITY);
            break;
        case UPPER_CAMELCASE: // SomeFieldName
            gsonBuilder.setFieldNamingPolicy(FieldNamingPolicy.UPPER_CAMEL_CASE);
            break;
        case UNDERSCORE_CAMELCASE: // some_Field_Name
            gsonBuilder.setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_UNDERSCORES);
            break;
        case UNDERSCORE_UPPER_CAMELCASE: // Some_Field_Name
            gsonBuilder.setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_UNDERSCORES);
            break;
        case UNDERSCORE_LOWER: // some_field_name
            gsonBuilder.setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_UNDERSCORES);
            break;
        case UNDERSCORE_UPPER: // SOME_FIELD_NAME
            gsonBuilder.setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_UNDERSCORES);
            break;
        case SPACE_CAMELCASE: // some Field Name
            gsonBuilder.setFieldNamingPolicy(FieldNamingPolicy.UPPER_CAMEL_CASE_WITH_SPACES);
            break;
        case SPACE_UPPER_CAMELCASE: // Some Field Name
            gsonBuilder.setFieldNamingPolicy(FieldNamingPolicy.UPPER_CAMEL_CASE_WITH_SPACES);
            break;
        case SPACE_LOWER: // some field name
            gsonBuilder.setFieldNamingPolicy(FieldNamingPolicy.UPPER_CAMEL_CASE_WITH_SPACES);
            break;
        case SPACE_UPPER: // SOME FIELD NAME
            gsonBuilder.setFieldNamingPolicy(FieldNamingPolicy.UPPER_CAMEL_CASE_WITH_SPACES);
            break;
        case DASH_CAMELCASE: // some-Field-Name
            gsonBuilder.setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_DASHES);
            break;
        case DASH_UPPER_CAMELCASE: // Some-Field-Name
            gsonBuilder.setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_DASHES);
            break;
        case DASH_LOWER: // some-field-name
            gsonBuilder.setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_DASHES);
            break;
        case DASH_UPPER: // SOME-FIELD-NAME
            gsonBuilder.setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_DASHES);
            break;
        default:
            gsonBuilder.setFieldNamingPolicy(FieldNamingPolicy.IDENTITY);
            break;
        }

        if (getPrettyPrinting() && getIndentation() > 0) {
            gsonBuilder.setPrettyPrinting();
        }

        gsonBuilder.setDateFormat(options.getSimpleDateFormat());

        Set<FieldMapper> mappers = getFieldMappers();
        Map<Class, ClassMapper> classMappers = getClassMappers();
        List<ExclusionStrategy> strategies = new ArrayList<>();
        if (mappers != null) {
            gsonBuilder.setFieldNamingStrategy(new FieldNamingStrategy() {
                @Override
                public String translateName(Field f) {
                    String fieldName = f.getName();
                    String serializedName = java2Json(f);
                    if (!fieldName.equalsIgnoreCase(serializedName)) {
                        // if null returned, this field is ignored
                        return serializedName;
                    }
                    return json2Java(f);
                }
            });

            for (FieldMapper mapper : mappers) {
                if (mapper.java == null || mapper.json == null || mapper.ignore) {
                    strategies.add(new ExclusionStrategy() {

                        @Override
                        public boolean shouldSkipField(FieldAttributes f) {
                            String name = f.getName();
                            Class cls = f.getClass();

                            if (mapper.java == null) {
                                if (mapper.json.equals(name)) {
                                    if (mapper.getType() == null || cls.equals(mapper.getType())) {
                                        return true;
                                    }
                                }

                            } else if (mapper.json == null || mapper.ignore) {
                                if (mapper.java.equals(name)) {
                                    if (mapper.getType() == null || cls.equals(mapper.getType())) {
                                        return true;
                                    }
                                }

                            }

                            return false;
                        }

                        @Override
                        public boolean shouldSkipClass(Class<?> clazz) {
                            return false;
                        }
                    });
                }
            }
        }

        if (classMappers != null) {
            for (Entry<Class, ClassMapper> entry : classMappers.entrySet()) {
                ClassMapper mapper = entry.getValue();
                if (mapper.getType() == null) {
                    mapper.setType(entry.getKey());
                }
                if (mapper.ignore != null && mapper.ignore) {
                    strategies.add(new ExclusionStrategy() {

                        @Override
                        public boolean shouldSkipField(FieldAttributes f) {
                            return false;
                        }

                        @Override
                        public boolean shouldSkipClass(Class<?> clazz) {
                            if (clazz.equals(mapper.getType())) {
                                return true;
                            }
                            return false;
                        }
                    });
                }
            }

            for (Entry<Class, ClassMapper> entry : classMappers.entrySet()) {
                ClassMapper mapper = entry.getValue();
                if (!mapper.ignore && mapper.constructor != null) {
                    gsonBuilder.registerTypeAdapter(entry.getKey(), mapper.constructor);
                }
            }
        }

        int size = strategies.size();
        if (size > 0) {
            gsonBuilder.setExclusionStrategies(strategies.toArray(new ExclusionStrategy[size]));
        }

        Double version = getVersion();
        if (version != null) {
            gsonBuilder.setVersion(version);
        }

        if (isUseGsonExpose()) {
            gsonBuilder.excludeFieldsWithoutExposeAnnotation();
        }

        if (!DefaultValue.isDefault(getPatterns())) {
            gsonBuilder.setLenient();
        }

        gson = gsonBuilder.create();
    }

    return gson;
}

From source file:com.mediamath.terminalone.service.GetService.java

License:Apache License

/**
 * parses error response of Get operation.
 * // w ww .j  av a2  s.  c  om
 * @param responseStr
 *          string.
 * @return JsonPostErrorResponse object.
 */
public JsonPostErrorResponse jsonGetErrorResponseParser(String responseStr) {
    JsonParser parser1 = new JsonParser();
    JsonObject obj = parser1.parse(responseStr).getAsJsonObject();

    JsonElement errorsElement = obj.get("errors");
    JsonElement errorElement = obj.get("error");
    JsonElement metaElement = obj.get("meta");

    JsonPostErrorResponse errorResponse = null;

    if (errorsElement != null || errorElement != null) {
        errorResponse = new JsonPostErrorResponse();
        GsonBuilder builder = new GsonBuilder();
        builder.setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_DASHES);
        builder.setDateFormat(YYYY_MM_DD_T_HH_MM_SS);

        Gson gson = builder.create();

        if (errorsElement != null) {
            if (errorsElement.isJsonNull()) {

            } else if (errorsElement.isJsonObject()) {
                T1Error errors = gson.fromJson(errorsElement, T1Error.class);
                // specific to video creatives
                if (errors != null && errors.getContent() == null && errors.getField() == null
                        && errors.getFieldError() == null && errors.getMessage() == null) {

                    GsonBuilder videoBuilder = new GsonBuilder();
                    videoBuilder.setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_UNDERSCORES);
                    videoBuilder.setDateFormat(YYYY_MM_DD_T_HH_MM_SS);

                    Gson vidgson = videoBuilder.create();

                    errors = vidgson.fromJson(errorsElement, T1Error.class);
                }
                errorResponse.setErrors(errors);
            } else if (errorsElement.isJsonArray()) {
                JsonArray array = errorsElement.getAsJsonArray();
                JsonArray newArray = new JsonArray();

                for (int i = 0; i < array.size(); i++) {
                    if (!(array.get(i) instanceof JsonPrimitive)) {
                        newArray.add(array.get(i));

                    }
                }
                if (newArray.size() > 0) {
                    errorsElement = newArray;
                    Type type = new TypeToken<ArrayList<T1Error>>() {
                    }.getType();
                    List<T1Error> errors = gson.fromJson(errorsElement, type);
                    errorResponse.setErrors(errors);
                }
            }
        }

        if (errorElement != null) {
            T1Error error = gson.fromJson(errorElement, T1Error.class);
            errorResponse.setError(error);
        }

        if (metaElement != null) {
            T1Meta meta = gson.fromJson(metaElement, T1Meta.class);
            errorResponse.setMeta(meta);
        }
    }

    return errorResponse;
}

From source file:com.mediamath.terminalone.service.PostService.java

License:Apache License

/**
 * parses error response of a POST activity.
 * /*from   w  w w .j av a2  s.co  m*/
 * @param responseStr
 *          requires a response JSON string
 * @param responseObj
 *          requires a Response object.
 * @return JsonPostErrorResponse entity.
 */
public JsonPostErrorResponse jsonPostErrorResponseParser(String responseStr, Response responseObj) {
    JsonParser parser1 = new JsonParser();
    JsonObject obj = parser1.parse(responseStr).getAsJsonObject();

    JsonElement errorsElement = obj.get("errors");
    JsonElement errorElement = obj.get("error");
    JsonElement metaElement = obj.get("meta");

    JsonPostErrorResponse errorResponse = null;

    if (errorsElement != null || errorElement != null
            || (responseObj != null && responseObj.getStatus() == 403 && metaElement != null)) {
        errorResponse = new JsonPostErrorResponse();
        GsonBuilder builder = new GsonBuilder();
        builder.setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_DASHES);
        builder.setDateFormat(YYYY_MM_DD_T_HH_MM_SS);

        Gson gson = builder.create();

        if (errorsElement != null) {
            if (errorsElement.isJsonObject()) {
                T1Error errors = gson.fromJson(errorsElement, T1Error.class);
                // specific to video creatives
                if (errors != null && errors.getContent() == null && errors.getField() == null
                        && errors.getFieldError() == null && errors.getMessage() == null) {

                    GsonBuilder videoBuilder = new GsonBuilder();
                    videoBuilder.setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_UNDERSCORES);
                    videoBuilder.setDateFormat(YYYY_MM_DD_T_HH_MM_SS);

                    Gson vidgson = videoBuilder.create();

                    errors = vidgson.fromJson(errorsElement, T1Error.class);
                }
                errorResponse.setErrors(errors);
            } else if (errorsElement.isJsonArray()) {
                JsonArray array = errorsElement.getAsJsonArray();
                JsonArray newArray = new JsonArray();

                for (int i = 0; i < array.size(); i++) {
                    if (!(array.get(i) instanceof JsonPrimitive)) {
                        newArray.add(array.get(i));

                    }
                }
                if (newArray.size() > 0) {
                    errorsElement = newArray;
                    Type type = new TypeToken<ArrayList<T1Error>>() {
                    }.getType();
                    List<T1Error> errors = gson.fromJson(errorsElement, type);
                    errorResponse.setErrors(errors);
                }
            }
        }

        if (errorElement != null) {
            T1Error error = gson.fromJson(errorElement, T1Error.class);
            errorResponse.setError(error);
        }

        if (metaElement != null) {
            if (responseObj != null && responseObj.getStatus() == 403) {
                T1Meta meta = gson.fromJson(metaElement, T1Meta.class);
                errorResponse.setMeta(meta);
            }
        }
    }

    return errorResponse;
}

From source file:com.mediamath.terminalone.utils.T1JsonToObjParser.java

License:Apache License

/**
 * parses 3pas creative upload response string to TPASCreativeUpload object.
 * /*  ww w  . j a  va  2s  . c o  m*/
 * @param json3PasCreativeResponseString
 *          required response string
 * @return TPASCreativeUpload object.
 */
public TPASCreativeUpload parse3PasCreativeUploadResponseTOObj(String json3PasCreativeResponseString) {
    TPASCreativeUpload response = null;
    GsonBuilder builder = new GsonBuilder();
    builder.setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_DASHES);
    builder.setDateFormat(YYYY_MM_DD_T_HH_MM_SS);
    Gson gson = builder.create();
    response = gson.fromJson(json3PasCreativeResponseString, TPASCreativeUpload.class);
    return response;
}

From source file:com.mediamath.terminalone.utils.T1JsonToObjParser.java

License:Apache License

/**
 * parses T1AS creative asset upload response to TOneASCreativeAssetsUpload entity.
 * //from  www .j  a  v a2s .  c  o m
 * @param jsonT1CAUesponse
 *          response string.
 * @return TOneASCreativeAssetsUpload object.
 */
public TOneASCreativeAssetsUpload parseTOneASCreativeAssetsUploadResponseTOObj(String jsonT1CAUesponse) {
    TOneASCreativeAssetsUpload response = null;
    GsonBuilder builder = new GsonBuilder();
    builder.setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_DASHES);
    builder.setDateFormat(YYYY_MM_DD_T_HH_MM_SS);
    Gson gson = builder.create();
    response = gson.fromJson(jsonT1CAUesponse, TOneASCreativeAssetsUpload.class);
    return response;
}

From source file:com.mediamath.terminalone.utils.T1JsonToObjParser.java

License:Apache License

/**
 * parses the response of second call to T1AS creative assets approve api call.
 * /*from   w w w .j  a  va2 s.  c  o  m*/
 * @param pResponse
 *          requires a response string.
 * @return JsonResponse<? extends T1Entity> returns an entity of type T.
 */
public JsonResponse<? extends T1Entity> parseTOneASCreativeAssetsApproveResponse(String pResponse) {
    JsonResponse<? extends T1Entity> response = null;

    GsonBuilder builder = new GsonBuilder();
    builder.setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_DASHES);
    builder.setDateFormat(YYYY_MM_DD_T_HH_MM_SS);
    Gson gson = builder.create();

    Type type = new TypeToken<JsonResponse<ArrayList<TOneASCreativeAssetsApproveResponse>>>() {
    }.getType();

    response = gson.fromJson(pResponse, type);
    return response;

}

From source file:org.hyperic.hq.plugin.jboss7.JBossAdminHttp.java

License:Open Source License

private Object query(HttpRequestBase req, String api, Type type) throws PluginException {
    Object res = null;/*from   ww w.  jav a  2 s  .  co m*/
    try {
        HttpResponse response = client.execute(req, localcontext);
        int statusCode = response.getStatusLine().getStatusCode();
        // response must be read in order to "close" the connection.
        // https://jira.hyperic.com/browse/HHQ-5063#comment-154101
        String responseBody = readInputString(response.getEntity().getContent());

        if (log.isDebugEnabled()) {
            log.debug("[" + api + "] -(" + req.getURI() + ")-> " + responseBody);
        }

        if (statusCode != 200) {
            throw new PluginException("[" + req.getURI() + "] http error code: '" + statusCode + "' msg='"
                    + response.getStatusLine().getReasonPhrase() + "'");
        }

        GsonBuilder gsb = new GsonBuilder();
        if (!((type instanceof Class)
                && ((Class) type).getCanonicalName().equals(Connector.class.getCanonicalName()))) {
            gsb.setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_DASHES);
        }
        Gson gson = gsb.create();

        res = gson.fromJson(responseBody, type);
        if (log.isDebugEnabled()) {
            if (res.getClass().isArray()) {
                log.debug("[" + api + "] -(" + statusCode + ")*> " + Arrays.asList((Object[]) res));
            } else {
                log.debug("[" + api + "] -(" + statusCode + ")-> " + res);
            }
        }
    } catch (JsonParseException ex) {
        log.debug(ex.getMessage(), ex);
        throw new PluginException(ex.getMessage(), ex);
    } catch (IOException ex) {
        log.debug(ex.getMessage(), ex);
        throw new PluginException(ex.getMessage(), ex);
    }
    return res;
}

From source file:org.onebusaway.admin.json.LowerCaseWDashesGsonJsonTool.java

License:Apache License

private Gson buildGsonObject() {
    GsonBuilder gbuilder = new GsonBuilder().setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_DASHES);

    setTypeAdapters(gbuilder);//from   www  . j  a  v  a2s .c o  m

    if (prettyPrintOutput)
        gbuilder.setPrettyPrinting();

    Gson gson = gbuilder.create();

    return gson;
}

From source file:org.onebusaway.admin.service.bundle.impl.BundleBuildingUtil.java

License:Apache License

public String generateJsonMetadata(BundleBuildRequest request, BundleBuildResponse response, String bundleId) {
    File bundleDir = new File(response.getBundleDataDirectory());
    List<BundleFile> files = getBundleFilesWithSumsForDirectory(bundleDir, bundleDir);

    Gson gson = new GsonBuilder().serializeNulls()
            .registerTypeAdapter(DateTime.class, new JodaDateTimeAdapter())
            .registerTypeAdapter(LocalDate.class, new JodaLocalDateAdapter())
            .setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_DASHES).setPrettyPrinting().create();

    Bundle bundle = new Bundle();

    if (bundleId != null) {
        bundle.setId(bundleId); // Use id from previous build
    } else {/*from w  w  w . ja v a2s .co  m*/
        bundle.setId(getBundleId(response.getBundleRootDirectory() + File.separator + "data" + File.separator
                + "metadata.json"));
    }

    bundle.setDataset(request.getBundleDirectory());

    bundle.setName(request.getBundleName());

    bundle.setServiceDateFrom(request.getBundleStartDate());
    bundle.setServiceDateTo(request.getBundleEndDate());

    DateTime now = new DateTime();

    bundle.setCreated(now);
    bundle.setUpdated(now);

    List<String> applicableAgencyIds = new ArrayList<String>();
    // TODO this should come from somewhere
    //applicableAgencyIds.add("MTA NYCT");

    bundle.setApplicableAgencyIds(applicableAgencyIds);

    bundle.setFiles(files);

    String output = gson.toJson(bundle);

    String outputFilename = response.getBundleRootDirectory() + File.separator + META_DATA_FILE;
    File outputFile = new File(outputFilename);
    _log.info("creating metadata file=" + outputFilename);
    PrintWriter writer = null;
    try {
        writer = new PrintWriter(outputFile);
        writer.print(output);
    } catch (Exception any) {
        _log.error(any.toString(), any);
        response.setException(any);
    } finally {
        writer.close();
    }
    return outputFilename;
}

Example usage for com.google.gson FieldNamingPolicy LOWER_CASE_WITH_DASHES

Introduction

Prototype

Document

Usage