org.apache.flink.table.api

Enum JsonOnNull

java.lang.Object

java.lang.Enum<JsonOnNull>

org.apache.flink.table.api.JsonOnNull

All Implemented Interfaces:

Serializable, Comparable<JsonOnNull>, TableSymbol

@PublicEvolving
public enum JsonOnNull
extends Enum<JsonOnNull>
implements TableSymbol

Behavior for entries with a null value for BuiltInFunctionDefinitions.JSON_OBJECT and BuiltInFunctionDefinitions.JSON_ARRAY.

Enum Constant Summary

Enum Constants

Enum Constant and Description
ABSENT Omit this key from the resulting JSON.
NULL Use a JSON null value.

Method Summary

Modifier and Type	Method and Description
static JsonOnNull	valueOf(String name) Returns the enum constant of this type with the specified name.
static JsonOnNull[]	values() Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

NULL

public static final JsonOnNull NULL

Use a JSON null value.

ABSENT

public static final JsonOnNull ABSENT

Omit this key from the resulting JSON.

Method Detail

values

public static JsonOnNull[] values()

Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:

for (JsonOnNull c : JsonOnNull.values())
    System.out.println(c);

Returns:

an array containing the constants of this enum type, in the order they are declared

valueOf

public static JsonOnNull valueOf(String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum type has no constant with the specified name

NullPointerException - if the argument is null