| Package | Description | 
|---|---|
| javax.persistence | Java Persistence is the API for the management for persistence and object/relational mapping. | 
| javax.persistence.spi | SPI for Java Persistence providers | 
| Class and Description | 
|---|
| PersistenceProvider Interface implemented by the persistence provider. | 
| Class and Description | 
|---|
| ClassTransformer A persistence provider supplies an instance of this 
 interface to the  PersistenceUnitInfo.addTransformermethod. | 
| LoadState Load states returned by the  ProviderUtilSPI methods. | 
| PersistenceProvider Interface implemented by the persistence provider. | 
| PersistenceProviderResolver Determine the list of persistence providers available in the 
 runtime environment. | 
| PersistenceUnitInfo Interface implemented by the container and used by the
 persistence provider when creating an  EntityManagerFactory. | 
| PersistenceUnitTransactionType Specifies whether entity managers created by the  EntityManagerFactorywill be JTA or
 resource-local entity managers. | 
| ProviderUtil Utility interface implemented by the persistence provider. | 
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