org.apache.flink.table.api

Enum JsonValueOnEmptyOrError

java.lang.Object

java.lang.Enum<JsonValueOnEmptyOrError>

org.apache.flink.table.api.JsonValueOnEmptyOrError

All Implemented Interfaces:

Serializable, Comparable<JsonValueOnEmptyOrError>, TableSymbol

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

Behavior for BuiltInFunctionDefinitions.JSON_VALUE.

Enum Constant Summary

Enum Constants

Enum Constant and Description
DEFAULT Use a given default expression.
ERROR Propagate or throw an error.
NULL Return NULL.

Method Summary

Modifier and Type	Method and Description
static JsonValueOnEmptyOrError	valueOf(String name) Returns the enum constant of this type with the specified name.
static JsonValueOnEmptyOrError[]	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 JsonValueOnEmptyOrError NULL

Return NULL.

ERROR

public static final JsonValueOnEmptyOrError ERROR

Propagate or throw an error.

DEFAULT

public static final JsonValueOnEmptyOrError DEFAULT

Use a given default expression.

Method Detail

values

public static JsonValueOnEmptyOrError[] 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 (JsonValueOnEmptyOrError c : JsonValueOnEmptyOrError.values())
    System.out.println(c);

Returns:

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

valueOf

public static JsonValueOnEmptyOrError 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