org.apache.flink.table.api

Enum JsonQueryOnEmptyOrError

java.lang.Object

java.lang.Enum<JsonQueryOnEmptyOrError>

org.apache.flink.table.api.JsonQueryOnEmptyOrError

All Implemented Interfaces:

Serializable, Comparable<JsonQueryOnEmptyOrError>, TableSymbol

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

Behavior of BuiltInFunctionDefinitions.JSON_QUERY in case a path expression is empty or raises an error.

Enum Constant Summary

Enum Constants

Enum Constant and Description
EMPTY_ARRAY
EMPTY_OBJECT
ERROR
NULL

Method Summary

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

EMPTY_ARRAY

public static final JsonQueryOnEmptyOrError EMPTY_ARRAY

EMPTY_OBJECT

public static final JsonQueryOnEmptyOrError EMPTY_OBJECT

ERROR

public static final JsonQueryOnEmptyOrError ERROR

Method Detail

values

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

Returns:

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

valueOf

public static JsonQueryOnEmptyOrError 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