org.neo4j.storageengine.api.txstate

Enum UpdateTriState

java.lang.Object

java.lang.Enum<UpdateTriState>

org.neo4j.storageengine.api.txstate.UpdateTriState

All Implemented Interfaces:

Serializable, Comparable<UpdateTriState>

public enum UpdateTriState
extends Enum<UpdateTriState>

Represents the three states that updates can assume in a transaction:

• Either the data can be added in this transaction,
• the data can be removed by this transaction, or
• the data can be untouched by this transaction, having whatever state it has in the underlying store.

Enum Constant Summary

Enum Constants

Enum Constant and Description
ADDED
REMOVED
UNTOUCHED

Method Summary

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

Methods inherited from class java.lang.Enum

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

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

ADDED

public static final UpdateTriState ADDED

REMOVED

public static final UpdateTriState REMOVED

UNTOUCHED

public static final UpdateTriState UNTOUCHED

Method Detail

values

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

Returns:

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

valueOf

public static UpdateTriState 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