Example usage for com.google.gson GsonBuilder serializeNulls

Introduction

In this page you can find the example usage for com.google.gson GsonBuilder serializeNulls.

Prototype

boolean serializeNulls

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Usage

From source file:com.hybris.datahub.outbound.utils.CommonUtils.java

License:Open Source License

/**
 * @param whetherExposeAnnotation/*from  w  w w.  j a  v a2  s.c o m*/
 * @param dateFormat
 * @return Gson instance
 */
public static Gson getGsonByBuilder(final boolean whetherExposeAnnotation, String dateFormat) {
    final GsonBuilder gsonBuilder = new GsonBuilder();
    if (whetherExposeAnnotation) {
        gsonBuilder.excludeFieldsWithoutExposeAnnotation();
    }

    gsonBuilder.enableComplexMapKeySerialization();

    if (StringUtils.isEmpty(dateFormat)) {
        dateFormat = "yyyy-MM-dd HH:mm:ss";
    }
    gsonBuilder.serializeNulls().setDateFormat(dateFormat);
    gsonBuilder.setVersion(1.0);
    //      gsonBuilder.disableHtmlEscaping();
    return gsonBuilder.create();
}

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From source file:com.indicator_engine.model.admin.GLAOperationsJSONObj.java

License:Open Source License

static Gson createGsonFromBuilder(ExclusionStrategy exs) {
    GsonBuilder gsonbuilder = new GsonBuilder();
    gsonbuilder.setExclusionStrategies(exs);
    return gsonbuilder.serializeNulls().create();
}

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From source file:com.it.xushuai.baseapp.core.client.GsonUtils.java

License:Open Source License

/**
 * Create the standard {@link Gson} configuration
 *
 * @param serializeNulls/*  w  w w.  ja  va 2 s  . co  m*/
 *            whether nulls should be serialized
 *
 * @return created gson, never null
 */
public static final Gson createGson(final boolean serializeNulls) {
    final GsonBuilder builder = new GsonBuilder();
    //      builder.registerTypeAdapter(Date.class, new DateFormatter());
    //      builder.registerTypeAdapter(Event.class, new EventFormatter());
    builder.setFieldNamingPolicy(LOWER_CASE_WITH_UNDERSCORES);
    if (serializeNulls)
        builder.serializeNulls();
    return builder.create();
}

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From source file:com.jd.survey.service.util.JsonHelperService.java

License:Open Source License

public String serializeSurveyDefinition(SurveyDefinition surveyDefinition) {
    try {// w w  w . j a v  a2s .c  o m
        GsonBuilder gsonBuilder = new GsonBuilder();
        //set up the fields to skip in the serialization
        gsonBuilder = gsonBuilder.setExclusionStrategies(new ExclusionStrategy() {
            public boolean shouldSkipClass(Class<?> clazz) {
                return false;
            }

            @Override
            public boolean shouldSkipField(FieldAttributes f) {
                boolean skip = (f.getDeclaringClass() == SurveyDefinition.class && f.getName().equals("id"))
                        || (f.getDeclaringClass() == SurveyDefinition.class && f.getName().equals("version"))
                        || (f.getDeclaringClass() == SurveyDefinition.class && f.getName().equals("department"))
                        || (f.getDeclaringClass() == SurveyDefinition.class && f.getName().equals("users"))
                        || (f.getDeclaringClass() == SurveyDefinitionPage.class && f.getName().equals("id"))
                        || (f.getDeclaringClass() == SurveyDefinitionPage.class
                                && f.getName().equals("surveyDefinition"))
                        || (f.getDeclaringClass() == Question.class && f.getName().equals("id"))
                        || (f.getDeclaringClass() == Question.class && f.getName().equals("version"))
                        || (f.getDeclaringClass() == Question.class && f.getName().equals("page"))
                        || (f.getDeclaringClass() == Question.class && f.getName().equals("optionsList"))
                        || (f.getDeclaringClass() == Question.class && f.getName().equals("rowLabelsList"))
                        || (f.getDeclaringClass() == Question.class && f.getName().equals("columnLabelsList"))
                        || (f.getDeclaringClass() == QuestionOption.class && f.getName().equals("id"))
                        || (f.getDeclaringClass() == QuestionOption.class && f.getName().equals("version"))
                        || (f.getDeclaringClass() == QuestionOption.class && f.getName().equals("question"))
                        || (f.getDeclaringClass() == QuestionRowLabel.class && f.getName().equals("id"))
                        || (f.getDeclaringClass() == QuestionRowLabel.class && f.getName().equals("version"))
                        || (f.getDeclaringClass() == QuestionRowLabel.class && f.getName().equals("question"))
                        || (f.getDeclaringClass() == QuestionColumnLabel.class && f.getName().equals("id"))
                        || (f.getDeclaringClass() == QuestionColumnLabel.class && f.getName().equals("version"))
                        || (f.getDeclaringClass() == QuestionColumnLabel.class
                                && f.getName().equals("question"));
                return skip;
            }

        });

        //de-proxy the object
        gsonBuilder.registerTypeHierarchyAdapter(HibernateProxy.class, new HibernateProxySerializer());
        Hibernate.initialize(surveyDefinition);
        if (surveyDefinition instanceof HibernateProxy) {
            surveyDefinition = (SurveyDefinition) ((HibernateProxy) surveyDefinition)
                    .getHibernateLazyInitializer().getImplementation();
        }
        Gson gson = gsonBuilder.serializeNulls().create();
        return gson.toJson(surveyDefinition);

    } catch (Exception e) {
        log.error(e.getMessage(), e);
        throw (new RuntimeException(e));
    }

}

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From source file:com.lib.lapp.net.utils.JSONUtils.java

License:Apache License

/**
 * ????? {@code JSON} ?/*from  ww w  .  jav a  2 s  .c o  m*/
 * <p/>
 * <strong>???? <code>"{}"</code> ?
 * <code>"[]"</code> </strong>
 *
 * @param target                      
 * @param targetType                  
 * @param isSerializeNulls            ?? {@code null} 
 * @param version                     ?
 * @param datePattern                 ??
 * @param excludesFieldsWithoutExpose ? {@literal @Expose} 
 * @return  {@code JSON} ?
 * @since 1.0
 */
public static String toJson(Object target, Type targetType, boolean isSerializeNulls, Double version,
        String datePattern, boolean excludesFieldsWithoutExpose) {
    if (target == null)
        return EMPTY_JSON;
    GsonBuilder builder = new GsonBuilder();
    if (isSerializeNulls)
        builder.serializeNulls();
    if (version != null)
        builder.setVersion(version.doubleValue());
    if (TextUtils.isEmpty(datePattern))
        datePattern = DEFAULT_DATE_PATTERN;
    builder.setDateFormat(datePattern);
    if (excludesFieldsWithoutExpose)
        builder.excludeFieldsWithoutExposeAnnotation();
    return toJson(target, targetType, builder);
}

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From source file:com.logisticsShop.utils.JsonUtil.java

License:Apache License

/**
 * ????? {@code JSON} ??// w ww.  j av  a2  s .co  m
 * <p />
 * <b>??????<code>"{}"</code>???<code>"[]"</code> </b>
 * 
 * @param target
 *            ?
 * @param targetType
 *            ?
 * @param isSerializeNulls
 *            ???{@code null} ?
 * @param version
 *            ??
 * @param datePattern
 *            ???
 * @param excludesFieldsWithoutExpose
 *            ??{@literal @Expose} ?
 * @return ?{@code JSON} ??
 * @since 1.0
 */
public static String toJson(Object target, Type targetType, boolean isSerializeNulls, Double version,
        String datePattern, boolean excludesFieldsWithoutExpose) {
    if (target == null)
        return EMPTY_JSON;
    GsonBuilder builder = new GsonBuilder();
    if (isSerializeNulls)
        builder.serializeNulls();
    if (version != null)
        builder.setVersion(version.doubleValue());
    builder.setDateFormat(datePattern);
    if (excludesFieldsWithoutExpose)
        builder.excludeFieldsWithoutExposeAnnotation();
    return toJson(target, targetType, builder);
}

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From source file:com.microsoft.aad.test.todoapi.ToDoActivity.java

License:Open Source License

/**
 * Register gson serializer for long and date type
 * /*from   w  ww.j a v a2 s .c  om*/
 * @return
 */
public static GsonBuilder createServiceGsonBuilder() {
    GsonBuilder gsonBuilder = new GsonBuilder();

    // Register custom date serializer/deserializer
    gsonBuilder.registerTypeAdapter(Date.class, new DateSerializer());
    LongSerializer longSerializer = new LongSerializer();
    gsonBuilder.registerTypeAdapter(Long.class, longSerializer);
    gsonBuilder.registerTypeAdapter(long.class, longSerializer);
    gsonBuilder.serializeNulls();
    return gsonBuilder;
}

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From source file:com.mzs.httpcore.client.GsonUtils.java

License:Open Source License

/**
 * Create the standard {@link com.google.gson.Gson} configuration
 *
 * @param serializeNulls/* w w  w  .  j a  va 2s . co m*/
 *            whether nulls should be serialized
 *
 * @return created gson, never null
 */
public static final Gson createGson(final boolean serializeNulls) {
    final GsonBuilder builder = new GsonBuilder();
    builder.registerTypeAdapter(Date.class, new DateFormatter());
    builder.setFieldNamingPolicy(LOWER_CASE_WITH_UNDERSCORES);
    if (serializeNulls)
        builder.serializeNulls();
    return builder.create();
}

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From source file:com.softwarementors.extjs.djn.gson.DefaultGsonBuilderConfigurator.java

License:Open Source License

public void configure(GsonBuilder builder, GlobalConfiguration configuration) {
    assert builder != null;
    assert configuration != null;

    if (configuration.getDebug()) {
        builder.setPrettyPrinting();// ww  w. j  ava  2 s  .  co  m
    }
    builder.serializeNulls();
    builder.disableHtmlEscaping();

    builder.registerTypeAdapter(Date.class, new DateDeserializer());
    builder.registerTypeAdapter(Date.class, new DateSerializer());
}

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From source file:com.textcontrol.reportingcloud.gson.MergeBodySerializer.java

@Override
public JsonElement serialize(MergeBody src, Type typeOfSrc, JsonSerializationContext context) {
    GsonBuilder gb = new GsonBuilder();
    gb.registerTypeAdapter(MergeSettings.class, new MergeSettingsSerializer());
    gb.serializeNulls();
    Gson gson = gb.create();//from ww  w.ja  va2 s  .  c o  m

    JsonObject result = new JsonObject();
    byte[] templateData = src.getTemplate();
    String templateDataB64 = null;
    if (templateData != null) {
        templateDataB64 = Base64.getEncoder().encodeToString(templateData);
    }

    result.addProperty("template", templateDataB64);
    result.add("mergeSettings", gson.toJsonTree(src.getMergeSettings()));
    result.add("mergeData", gson.toJsonTree(src.getMergeData()));
    return result;
}

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