Java Utililty Methods Json

List of utility methods to do Json

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Description

The list of methods to do Json are organized into topic(s).

Method

JsonObjectBuilderaddAll(JsonObjectBuilder a, JsonObjectBuilder b)
add All 
Objects.requireNonNull(a);
Objects.requireNonNull(b);
return addAll(a, b.build());
JsonObjectasJsonObject(JsonValue value)
as Json Object 
return JsonObject.class.cast(value);
StringasString(JsonValue value)
as String 
if (JsonValue.ValueType.STRING.equals(value.getValueType())) {
    return ((JsonString) value).getString();
return value.toString();
booleancompare(JsonValue expected, JsonValue actual, boolean strict)
compare 
switch (expected.getValueType()) {
case OBJECT:
    if (actual.getValueType() == ValueType.OBJECT) {
        return jsonEquals((JsonObject) expected, (JsonObject) actual, strict);
    break;
case ARRAY:
    if (actual.getValueType() == ValueType.ARRAY) {
...
ObjectconvertJsonValue(Object jsonValue, Class desiredType)
convert Json Value 
if (jsonValue instanceof JsonNumber) {
    JsonNumber number = (JsonNumber) jsonValue;
    if (desiredType == null || desiredType == Long.class || desiredType == Long.TYPE) {
        return number.longValue();
    } else if (desiredType == Integer.class || desiredType == Integer.TYPE) {
        return number.intValue();
    } else if (desiredType == Double.class || desiredType == Double.TYPE) {
        return number.doubleValue();
...
Stringescape(String text)
Escape a string. 
if (text == null)
    return null;
StringBuilder sb = new StringBuilder();
for (int i = 0; i < text.length(); i++) {
    char ch = text.charAt(i);
    switch (ch) {
    case '"':
        sb.append("\\\"");
...
voidfill_dictionary(Map dictionary, JsonObject jsonObject)
fildictionary 
if (dictionary == null || jsonObject == null) {
    return;
for (String key : jsonObject.keySet()) {
    JsonValue valueObj = (JsonValue) jsonObject.get(key);
    JsonValue.ValueType type = valueObj.getValueType();
    if (type == JsonValue.ValueType.ARRAY) {
        JsonArray arrayObj = jsonObject.getJsonArray(key);
...
voidfill_key_value(JsonObjectBuilder jsonObject, String key, Object value)
filkevalue 
if (jsonObject == null || key == null) {
    return;
if (value == null) {
    jsonObject.addNull(key);
} else if (value instanceof String) {
    jsonObject.add(key, (String) value);
} else if (value instanceof Integer) {
...
voidfill_list(JsonObjectBuilder jsonObject, String key, List list)
fillist 
if (jsonObject == null || key == null) {
    return;
JsonArrayBuilder arrayBuilder = jsonFactory.createArrayBuilder();
for (Object entry : list) {
    if (entry instanceof Map) {
        JsonObjectBuilder entryObj = jsonFactory.createObjectBuilder();
        fill_map(entryObj, (Map<String, Object>) entry);
...
StringfromDictionary(Map dictionary)
from Dictionary 
if (dictionary == null) {
    return null;
JsonObjectBuilder root = jsonFactory.createObjectBuilder();
fill_map(root, dictionary);
return root.build().toString();