- All Implemented Interfaces:
Serializable
,Comparable<SharedCacheMode>
Specifies how the provider must use a second-level cache for the
persistence unit. Corresponds to the value of the
persistence.xml
shared-cache-mode
element, and returned as the result of
PersistenceUnitInfo.getSharedCacheMode()
.- Since:
- 2.0
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Enum Constant Summary
Enum ConstantsEnum ConstantDescriptionAll entities and entity-related state and data are cached.Caching is enabled for all entities except those for whichCacheable(false)
is specified.Caching is enabled for all entities for whichCacheable(true)
is specified.Caching is disabled for the persistence unit.Caching behavior is undefined: provider-specific defaults may apply. -
Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionstatic SharedCacheMode
Returns the enum constant of this type with the specified name.static SharedCacheMode[]
values()
Returns an array containing the constants of this enum type, in the order they are declared.
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Enum Constant Details
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ALL
All entities and entity-related state and data are cached. -
NONE
Caching is disabled for the persistence unit. -
ENABLE_SELECTIVE
Caching is enabled for all entities for whichCacheable(true)
is specified. All other entities are not cached. -
DISABLE_SELECTIVE
Caching is enabled for all entities except those for whichCacheable(false)
is specified. Entities for whichCacheable(false)
is specified are not cached. -
UNSPECIFIED
Caching behavior is undefined: provider-specific defaults may apply.
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Constructor Details
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SharedCacheMode
private SharedCacheMode()
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Method Details
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values
Returns an array containing the constants of this enum type, in the order they are declared.- Returns:
- an array containing the constants of this enum type, in the order they are declared
-
valueOf
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 nameNullPointerException
- if the argument is null
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