Package graphql.util

Enum Class TraversalControl

java.lang.Object

java.lang.Enum<TraversalControl>

graphql.util.TraversalControl

All Implemented Interfaces:

Serializable, Comparable<TraversalControl>, Constable

@PublicApi
public enum TraversalControl
extends Enum<TraversalControl>

Special traversal control values

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Enum

Enum.EnumDesc<E extends Enum<E>>

Enum Constant Summary

Enum Constants

Enum Constant	Description
ABORT	When returned from a Visitor's method, indicates skipping traversal of a subtree.
CONTINUE	When returned the traversal will continue as planned.
QUIT	When returned from a Visitor's method, indicates exiting the traversal

Method Summary

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

Methods inherited from class java.lang.Enum

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

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Details

CONTINUE

public static final TraversalControl CONTINUE

When returned the traversal will continue as planned.

QUIT

public static final TraversalControl QUIT

When returned from a Visitor's method, indicates exiting the traversal

ABORT

public static final TraversalControl ABORT

When returned from a Visitor's method, indicates skipping traversal of a subtree. Not allowed to be returned from 'leave' or 'backRef' because it doesn't make sense.

Method Details

values

public static TraversalControl[] values()

Returns an array containing the constants of this enum class, in the order they are declared.

Returns:

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

valueOf

public static TraversalControl valueOf(String name)

Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (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 class has no constant with the specified name

NullPointerException - if the argument is null