org.wali

Enum UpdateType

java.lang.Object

java.lang.Enum<UpdateType>

org.wali.UpdateType

All Implemented Interfaces:

java.io.Serializable, java.lang.Comparable<UpdateType>

public enum UpdateType
extends java.lang.Enum<UpdateType>

Enumerates the valid types of things that can cause a WriteAheadRepository to update its state

Enum Constant Summary

Enum Constants

Enum Constant and Description
CREATE Used when a new Record has been created
DELETE Used to indicate that a Record has been deleted and should be removed from the Repository
SWAP_IN Used to indicate that a Record that was previously Swapped Out is now being Swapped In
SWAP_OUT Used to indicate that a Record still exists but has been moved elsewhere, so that it is no longer maintained by the WALI instance
UPDATE Used when a Record has been updated in some way

Method Summary

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

CREATE

public static final UpdateType CREATE

Used when a new Record has been created

UPDATE

public static final UpdateType UPDATE

Used when a Record has been updated in some way

DELETE

public static final UpdateType DELETE

Used to indicate that a Record has been deleted and should be removed from the Repository

SWAP_OUT

public static final UpdateType SWAP_OUT

Used to indicate that a Record still exists but has been moved elsewhere, so that it is no longer maintained by the WALI instance

SWAP_IN

public static final UpdateType SWAP_IN

Used to indicate that a Record that was previously Swapped Out is now being Swapped In

Method Detail

values

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

Returns:

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

valueOf

public static UpdateType valueOf(java.lang.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:

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

java.lang.NullPointerException - if the argument is null