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JPA Doc
3

getReference(entityClass, primaryKey)

the database, the EntityNotFoundException is thrown when the instance state is first accessed ... , unless it was accessed by the application while the entity manager was open. Parameters: entityClass ... a valid type for that entity’s primary key or is null EntityNotFoundException - if the entity state cannot be accessed Since: JPA 1.0
Result
3

java.lang.Throwable

is the getStackTrace() method, which allows programmatic access to the stack trace information that was previously ... StackTraceElement[] getStackTrace() Provides programmatic access to the stack trace information printed by printStackTrace(). Provides programmatic access to the stack trace information printed by
JDO Doc
3

javax.jdo.JDODetachedFieldAccessException

: Serializable This class represents exceptions caused by access of an unloaded field while the instance ... . Since: JDO 1.0 StackTraceElement[] getStackTrace() Provides programmatic access to the stack trace information printed by printStackTrace(). Provides programmatic access to the stack trace information
JDO Doc
3

javax.jdo.JDOObjectNotFoundException

: Serializable This class represents exceptions caused by the user accessing an object that does not exist in ... StackTraceElement[] getStackTrace() Provides programmatic access to the stack trace information printed by printStackTrace(). Provides programmatic access to the stack trace information printed by
JDO Doc
3

javax.jdo.PersistenceManager

persistent-clean, at the choice of the implementation. It is an implementation decision whether to access ... access of the fields of the instance will throw a JDOObjectNotFoundException if the instance does not
JDO Doc
3

javax.jdo.spi.JDOPermission

access to get and set persistent and transactional fields of the PersistenceCapable instance. This is dangerous in that information (possibly confidential) normally unavailable would be accessible ... ) normally unavailable would be accessible to malicious code. manageMetadata This allows managing
JPA Doc
3

javax.persistence.EntityNotFoundException

EntityManager.getReference is accessed but the entity does not exist. Thrown when EntityManager.refresh ... [] getStackTrace() Provides programmatic access to the stack trace information printed by printStackTrace(). Provides programmatic access to the stack trace information printed by printStackTrace
JPA Doc
3

javax.persistence.PersistenceContext

is to be accessed in the environment referencing context; not needed when dependency injection is used. (Optional) The name by which the entity manager is to be accessed in the environment referencing context; not ... for the entity manager that is accessible in JNDI must have the same name. Default value: "" Since: JPA 1.0
JPA Doc
3

javax.persistence.PersistenceUnit

. Since: JPA 1.0 String name (Optional) The name by which the entity manager factory is to be accessed in ... by which the entity manager factory is to be accessed in the environment referencing context; not ... for the entity manager factory that is accessible in JNDI must have the same name. Default value: "" Since: JPA 1.0
JPA Doc
3

javax.persistence.spi.PersistenceUnitInfo

to be used by the persistence provider for accessing data outside a JTA transaction. Returns the non-JTA-enabled data source to be used by the persistence provider for accessing data outside a JTA ... to be used by the persistence provider for accessing data outside a JTA transaction Since: JPA 1.0 String