org.apache.tapestry5.internal.hibernate

## Class EntityPersistentFieldStrategy

- java.lang.Object
- - org.apache.tapestry5.internal.services.AbstractSessionPersistentFieldStrategy
  - - org.apache.tapestry5.internal.hibernate.EntityPersistentFieldStrategy

- All Implemented Interfaces:
    PersistentFieldStrategy

      public class EntityPersistentFieldStrategy
      extends AbstractSessionPersistentFieldStrategy

  Persists Hibernate entities by storing their id in the session.
  See Also:
    `PersistedEntity`

- - ### Constructor Summary

    Constructors
    Constructor and Description
    `EntityPersistentFieldStrategy(org.hibernate.Session session, Request request)`

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `protected Object` | `convertApplicationValueToPersisted(Object newValue)` Hook that allows a value to be converted as it is written to the session.
    `protected Object` | `convertPersistedToApplicationValue(Object persistedValue)` Converts a persisted value stored in the session back into an application value.

    - ### Methods inherited from class org.apache.tapestry5.internal.services.AbstractSessionPersistentFieldStrategy

      `didReadChange, discardChanges, gatherFieldChanges, postChange`

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- - ### Constructor Detail

    - #### EntityPersistentFieldStrategy

          public EntityPersistentFieldStrategy(org.hibernate.Session session,
                                               Request request)

  - ### Method Detail

    - #### convertApplicationValueToPersisted

          protected Object convertApplicationValueToPersisted(Object newValue)

      Description copied from class: `AbstractSessionPersistentFieldStrategy`
      Hook that allows a value to be converted as it is written to the session. Passed the new value provided by the application, returns the object to be stored in the session. This implementation simply returns the provided value.
      Overrides:
        `convertApplicationValueToPersisted` in class `AbstractSessionPersistentFieldStrategy`
      Parameters:
        `newValue` - non-null value
      Returns:
        persisted value
      See Also:
        `AbstractSessionPersistentFieldStrategy.convertPersistedToApplicationValue(Object)`

    - #### convertPersistedToApplicationValue

          protected Object convertPersistedToApplicationValue(Object persistedValue)

      Description copied from class: `AbstractSessionPersistentFieldStrategy`
      Converts a persisted value stored in the session back into an application value. This implementation returns the persisted value as is.
      Overrides:
        `convertPersistedToApplicationValue` in class `AbstractSessionPersistentFieldStrategy`
      Parameters:
        `persistedValue` - non-null persisted value
      Returns:
        application value
      See Also:
        `AbstractSessionPersistentFieldStrategy.convertPersistedToApplicationValue(Object)`

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