| Package | Description | 
|---|---|
| javax.cache.configuration | This package contains configuration classes and interfaces. | 
| javax.cache.spi | The javax.cache.spi package defines the classes and interfaces that are implemented by the
 caching provider for use by the  Cachingclass | 
| Modifier and Type | Method and Description | 
|---|---|
| static OptionalFeature | OptionalFeature. valueOf(String name)Returns the enum constant of this type with the specified name. | 
| static OptionalFeature[] | OptionalFeature. values()Returns an array containing the constants of this enum type, in
the order they are declared. | 
| Modifier and Type | Method and Description | 
|---|---|
| boolean | CachingProvider. isSupported(OptionalFeature optionalFeature)Determines whether an optional feature is supported by the
  CachingProvider. | 
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