Class GsonHelper

Method Details

• isStringValue

  public static boolean isStringValue(com.google.gson.JsonObject json, String memberName)

  Does the given JsonObject contain a string field with the given name?

• isStringValue

  public static boolean isStringValue(com.google.gson.JsonElement json)

  Is the given JsonElement a string?

• isNumberValue

  public static boolean isNumberValue(com.google.gson.JsonObject json, String memberName)

• isNumberValue

  public static boolean isNumberValue(com.google.gson.JsonElement json)

• isBooleanValue

  public static boolean isBooleanValue(com.google.gson.JsonObject json, String memberName)

• isBooleanValue

  public static boolean isBooleanValue(com.google.gson.JsonElement json)

• isArrayNode

  public static boolean isArrayNode(com.google.gson.JsonObject json, String memberName)

  Does the given JsonObject contain an array field with the given name?

• isObjectNode

  public static boolean isObjectNode(com.google.gson.JsonObject json, String memberName)

• isValidPrimitive

  public static boolean isValidPrimitive(com.google.gson.JsonObject json, String memberName)

  Does the given JsonObject contain a field with the given name whose type is primitive (String, Java primitive, or Java primitive wrapper)?

• isValidNode

  public static boolean isValidNode(@Nullable com.google.gson.JsonObject json, String memberName)

  Does the given JsonObject contain a field with the given name?

• getNonNull

  public static com.google.gson.JsonElement getNonNull(com.google.gson.JsonObject json, String memberName)

• convertToString

  public static String convertToString(com.google.gson.JsonElement json, String memberName)

  Gets the string value of the given JsonElement. Expects the second parameter to be the name of the element's field if an error message needs to be thrown.

• getAsString

  public static String getAsString(com.google.gson.JsonObject json, String memberName)

  Gets the string value of the field on the JsonObject with the given name.

• getAsString

  @Nullable @Contract("_,_,!null->!null;_,_,null->_") public static String getAsString(com.google.gson.JsonObject json, String memberName, @Nullable String fallback)

  Gets the string value of the field on the JsonObject with the given name, or the given default value if the field is missing.

• convertToItem

  public static Holder<Item> convertToItem(com.google.gson.JsonElement json, String memberName)

• getAsItem

  public static Holder<Item> getAsItem(com.google.gson.JsonObject json, String memberName)

• getAsItem

  @Nullable @Contract("_,_,!null->!null;_,_,null->_") public static Holder<Item> getAsItem(com.google.gson.JsonObject json, String memberName, @Nullable Holder<Item> fallback)

• convertToBoolean

  public static boolean convertToBoolean(com.google.gson.JsonElement json, String memberName)

  Gets the boolean value of the given JsonElement. Expects the second parameter to be the name of the element's field if an error message needs to be thrown.

• getAsBoolean

  public static boolean getAsBoolean(com.google.gson.JsonObject json, String memberName)

  Gets the boolean value of the field on the JsonObject with the given name.

• getAsBoolean

  public static boolean getAsBoolean(com.google.gson.JsonObject json, String memberName, boolean fallback)

  Gets the boolean value of the field on the JsonObject with the given name, or the given default value if the field is missing.

• convertToDouble

  public static double convertToDouble(com.google.gson.JsonElement json, String memberName)

• getAsDouble

  public static double getAsDouble(com.google.gson.JsonObject json, String memberName)

• getAsDouble

  public static double getAsDouble(com.google.gson.JsonObject json, String memberName, double fallback)

• convertToFloat

  public static float convertToFloat(com.google.gson.JsonElement json, String memberName)

  Gets the float value of the given JsonElement. Expects the second parameter to be the name of the element's field if an error message needs to be thrown.

• getAsFloat

  public static float getAsFloat(com.google.gson.JsonObject json, String memberName)

  Gets the float value of the field on the JsonObject with the given name.

• getAsFloat

  public static float getAsFloat(com.google.gson.JsonObject json, String memberName, float fallback)

  Gets the float value of the field on the JsonObject with the given name, or the given default value if the field is missing.

• convertToLong

  public static long convertToLong(com.google.gson.JsonElement json, String memberName)

  Gets a long from a JSON element and validates that the value is actually a number.

• getAsLong

  public static long getAsLong(com.google.gson.JsonObject json, String memberName)

  Gets a long from a JSON element, throws an error if the member does not exist.

• getAsLong

  public static long getAsLong(com.google.gson.JsonObject json, String memberName, long fallback)

• convertToInt

  public static int convertToInt(com.google.gson.JsonElement json, String memberName)

  Gets the integer value of the given JsonElement. Expects the second parameter to be the name of the element's field if an error message needs to be thrown.

• getAsInt

  public static int getAsInt(com.google.gson.JsonObject json, String memberName)

  Gets the integer value of the field on the JsonObject with the given name.

• getAsInt

  public static int getAsInt(com.google.gson.JsonObject json, String memberName, int fallback)

  Gets the integer value of the field on the JsonObject with the given name, or the given default value if the field is missing.

• convertToByte

  public static byte convertToByte(com.google.gson.JsonElement json, String memberName)

• getAsByte

  public static byte getAsByte(com.google.gson.JsonObject json, String memberName)

• getAsByte

  public static byte getAsByte(com.google.gson.JsonObject json, String memberName, byte fallback)

• convertToCharacter

  public static char convertToCharacter(com.google.gson.JsonElement json, String memberName)

• getAsCharacter

  public static char getAsCharacter(com.google.gson.JsonObject json, String memberName)

• getAsCharacter

  public static char getAsCharacter(com.google.gson.JsonObject json, String memberName, char fallback)

• convertToBigDecimal

  public static BigDecimal convertToBigDecimal(com.google.gson.JsonElement json, String memberName)

• getAsBigDecimal

  public static BigDecimal getAsBigDecimal(com.google.gson.JsonObject json, String memberName)

• getAsBigDecimal

  public static BigDecimal getAsBigDecimal(com.google.gson.JsonObject json, String memberName, BigDecimal fallback)

• convertToBigInteger

  public static BigInteger convertToBigInteger(com.google.gson.JsonElement json, String memberName)

• getAsBigInteger

  public static BigInteger getAsBigInteger(com.google.gson.JsonObject json, String memberName)

• getAsBigInteger

  public static BigInteger getAsBigInteger(com.google.gson.JsonObject json, String memberName, BigInteger fallback)

• convertToShort

  public static short convertToShort(com.google.gson.JsonElement json, String memberName)

• getAsShort

  public static short getAsShort(com.google.gson.JsonObject json, String memberName)

• getAsShort

  public static short getAsShort(com.google.gson.JsonObject json, String memberName, short fallback)

• convertToJsonObject

  public static com.google.gson.JsonObject convertToJsonObject(com.google.gson.JsonElement json, String memberName)

  Gets the given JsonElement as a JsonObject. Expects the second parameter to be the name of the element's field if an error message needs to be thrown.

• getAsJsonObject

  public static com.google.gson.JsonObject getAsJsonObject(com.google.gson.JsonObject json, String memberName)

• getAsJsonObject

  @Nullable @Contract("_,_,!null->!null;_,_,null->_") public static com.google.gson.JsonObject getAsJsonObject(com.google.gson.JsonObject json, String memberName, @Nullable com.google.gson.JsonObject fallback)

  Gets the JsonObject field on the JsonObject with the given name, or the given default value if the field is missing.

• convertToJsonArray

  public static com.google.gson.JsonArray convertToJsonArray(com.google.gson.JsonElement json, String memberName)

  Gets the given JsonElement as a JsonArray. Expects the second parameter to be the name of the element's field if an error message needs to be thrown.

• getAsJsonArray

  public static com.google.gson.JsonArray getAsJsonArray(com.google.gson.JsonObject json, String memberName)

  Gets the JsonArray field on the JsonObject with the given name.

• getAsJsonArray

  @Nullable @Contract("_,_,!null->!null;_,_,null->_") public static com.google.gson.JsonArray getAsJsonArray(com.google.gson.JsonObject json, String memberName, @Nullable com.google.gson.JsonArray fallback)

  Gets the JsonArray field on the JsonObject with the given name, or the given default value if the field is missing.

• convertToObject

  public static <T> T convertToObject(@Nullable com.google.gson.JsonElement json, String memberName, com.google.gson.JsonDeserializationContext context, Class<? extends T> adapter)

• getAsObject

  public static <T> T getAsObject(com.google.gson.JsonObject json, String memberName, com.google.gson.JsonDeserializationContext context, Class<? extends T> adapter)

• getAsObject

  @Nullable @Contract("_,_,!null,_,_->!null;_,_,null,_,_->_") public static <T> T getAsObject(com.google.gson.JsonObject json, String memberName, @Nullable T fallback, com.google.gson.JsonDeserializationContext context, Class<? extends T> adapter)

• getType

  public static String getType(@Nullable com.google.gson.JsonElement json)

  Gets a human-readable description of the given JsonElement's type. For example: "a number (4)"

• fromNullableJson

  @Nullable public static <T> T fromNullableJson(com.google.gson.Gson gson, Reader reader, Class<T> adapter, boolean lenient)

• fromJson

  public static <T> T fromJson(com.google.gson.Gson gson, Reader reader, Class<T> adapter, boolean lenient)

• fromNullableJson

  @Nullable public static <T> T fromNullableJson(com.google.gson.Gson gson, Reader reader, com.google.gson.reflect.TypeToken<T> type, boolean lenient)

• fromJson

  public static <T> T fromJson(com.google.gson.Gson gson, Reader reader, com.google.gson.reflect.TypeToken<T> type, boolean lenient)

• fromNullableJson

  @Nullable public static <T> T fromNullableJson(com.google.gson.Gson gson, String json, com.google.gson.reflect.TypeToken<T> type, boolean lenient)

• fromJson

  public static <T> T fromJson(com.google.gson.Gson gson, String json, Class<T> adapter, boolean lenient)

• fromNullableJson

  @Nullable public static <T> T fromNullableJson(com.google.gson.Gson gson, String json, Class<T> adapter, boolean lenient)

• fromJson

  public static <T> T fromJson(com.google.gson.Gson gson, Reader reader, com.google.gson.reflect.TypeToken<T> type)

• fromNullableJson

  @Nullable public static <T> T fromNullableJson(com.google.gson.Gson gson, String json, com.google.gson.reflect.TypeToken<T> type)

• fromJson

  public static <T> T fromJson(com.google.gson.Gson gson, Reader reader, Class<T> jsonClass)

• fromJson

  public static <T> T fromJson(com.google.gson.Gson gson, String json, Class<T> adapter)

• parse

  public static com.google.gson.JsonObject parse(String json, boolean lenient)

• parse

  public static com.google.gson.JsonObject parse(Reader reader, boolean lenient)

• parse

  public static com.google.gson.JsonObject parse(String json)

• parse

  public static com.google.gson.JsonObject parse(Reader reader)

• parseArray

  public static com.google.gson.JsonArray parseArray(String string)

• parseArray

  public static com.google.gson.JsonArray parseArray(Reader reader)

• toStableString

  public static String toStableString(com.google.gson.JsonElement json)

• writeValue

  public static void writeValue(com.google.gson.stream.JsonWriter writer, @Nullable com.google.gson.JsonElement jsonElement, @Nullable Comparator<String> sorter) throws IOException

  Throws:

  IOException

• sortByKeyIfNeeded

  private static Collection<Map.Entry<String,com.google.gson.JsonElement>> sortByKeyIfNeeded(Collection<Map.Entry<String,com.google.gson.JsonElement>> entries, @Nullable Comparator<String> sorter)