javax.persistence

Enum CacheStoreMode

java.lang.Object

java.lang.Enum<CacheStoreMode>

javax.persistence.CacheStoreMode

All Implemented Interfaces:

Serializable, Comparable<CacheStoreMode>

public enum CacheStoreMode
extends Enum<CacheStoreMode>

Used as the value of the javax.persistence.cache.storeMode property to specify the behavior when data is read from the database and when data is committed into the database.

Since:

Java Persistence 2.0

Enum Constant Summary

Enum Constants

Enum Constant and Description
BYPASS Don't insert into cache.
REFRESH Insert/update entity data into cache when read from database and when committed into database.
USE Insert entity data into cache when read from database and insert/update entity data when committed into database: this is the default behavior.

Method Summary

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

USE

public static final CacheStoreMode USE

Insert entity data into cache when read from database and insert/update entity data when committed into database: this is the default behavior. Does not force refresh of already cached items when reading from database.

BYPASS

public static final CacheStoreMode BYPASS

Don't insert into cache.

REFRESH

public static final CacheStoreMode REFRESH

Insert/update entity data into cache when read from database and when committed into database. Forces refresh of cache for items read from database.

Method Detail

values

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

Returns:

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

valueOf

public static CacheStoreMode 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