Package org.apache.openjpa.kernel

Class PCDataImpl

java.lang.Object
org.apache.openjpa.kernel.AbstractPCData
org.apache.openjpa.kernel.PCDataImpl
All Implemented Interfaces:
Serializable, PCData
Direct Known Subclasses:
DataCachePCDataImpl
public class PCDataImpl extends AbstractPCData
Default PCData implementation.
Author:
Patrick Linskey, Abe White
See Also:

  • Constructor Details

  • Method Details

    • getId

      public Object getId()
      Description copied from interface: PCData
      Return the id of this instance.

    • getType

      public Class<?> getType()
      Description copied from interface: PCData
      Return the type of this instance.

    • getLoaded

      public BitSet getLoaded()
      Description copied from class: AbstractPCData
      Return the loaded field mask.
      Specified by:
      getLoaded in class AbstractPCData

    • getData

      public Object getData(int index)
      Description copied from interface: PCData
      Return the data stored in the given field index.

    • setData

      public void setData(int index, Object val)

    • clearData

      public void clearData(int index)

    • getImplData

      public Object getImplData()
      Description copied from interface: PCData
      Returns the instance-level impl data, or null if none.

    • setImplData

      public void setImplData(Object val)
      Description copied from interface: PCData
      Sets the stored instance-level impl data.

    • getImplData

      public Object getImplData(int index)

    • setImplData

      public void setImplData(int index, Object val)

    • getIntermediate

      public Object getIntermediate(int index)

    • setIntermediate

      public void setIntermediate(int index, Object val)

    • isLoaded

      public boolean isLoaded(int index)
      Description copied from interface: PCData
      Whether the given field index has stored data.
      Specified by:
      isLoaded in interface PCData
      Overrides:
      isLoaded in class AbstractPCData

    • setLoaded

      public void setLoaded(int index, boolean loaded)

    • getVersion

      public Object getVersion()
      Description copied from interface: PCData
      Returns the current version object that this data was loaded from.

    • setVersion

      public void setVersion(Object version)
      Description copied from interface: PCData
      Sets the current version object that this data was loaded from.

    • load

      public void load(OpenJPAStateManager sm, FetchConfiguration fetch, Object context)
      Description copied from interface: PCData
      Loads all fields that are currently stored in the cache into the given state manager.
      Parameters:
      sm - the state manager to load
      fetch - the fetch configuration to use for loading related objects
      context - current context information

    • load

      public void load(OpenJPAStateManager sm, BitSet fields, FetchConfiguration fetch, Object context)
      Description copied from interface: PCData
      Loads some or all of the marked fields from the cache into the given state manager.
      Parameters:
      sm - the state manager to load
      fields - the fields to load; clear the bits for the fields that are successfully loaded
      fetch - the fetch configuration to use for loading related objects
      context - current context information

    • loadVersion

      protected void loadVersion(OpenJPAStateManager sm)
      Set version information into the given state manager.

    • loadImplData

      protected void loadImplData(OpenJPAStateManager sm)
      Set impl data information into the given state manager.

    • loadField

      protected void loadField(OpenJPAStateManager sm, FieldMetaData fmd, FetchConfiguration fetch, Object context)
      Set field-level information into the given state manager.

    • loadImplData

      protected void loadImplData(OpenJPAStateManager sm, FieldMetaData fmd)
      Set field-level impl data into the given state manager.

    • loadIntermediate

      protected void loadIntermediate(OpenJPAStateManager sm, FieldMetaData fmd)
      Set intermediate information for the given field into the state manager.

    • store

      public void store(OpenJPAStateManager sm)
      Description copied from interface: PCData
      Store all loaded fields of the state manager.

    • store

      public void store(OpenJPAStateManager sm, BitSet fields)
      Description copied from interface: PCData
      Store the given fields from the state manager.

    • storeVersion

      protected void storeVersion(OpenJPAStateManager sm)
      Store version information from the given state manager.

    • storeImplData

      protected void storeImplData(OpenJPAStateManager sm)
      Store impl data from the given state manager.

    • storeField

      protected void storeField(OpenJPAStateManager sm, FieldMetaData fmd)
      Store field-level information from the given state manager.

    • storeIntermediate

      protected void storeIntermediate(OpenJPAStateManager sm, FieldMetaData fmd)
      Store the intermediate field value for the given field.

    • storeImplData

      protected void storeImplData(OpenJPAStateManager sm, FieldMetaData fmd, boolean fieldLoaded)
      Store impl data for the given field.

    • newEmbeddedPCData

      public AbstractPCData newEmbeddedPCData(OpenJPAStateManager sm)
      Return a new PCData implementation of the right type for embedded instances. Returns a PCDataImpl by default.
      Specified by:
      newEmbeddedPCData in class AbstractPCData

    • getCache

      public String getCache()
      Description copied from interface: PCData
      Get the name of the cache where this data is stored.