AbstractFetchFieldManager

java.lang.Object

org.datanucleus.store.fieldmanager.AbstractFieldManager

org.datanucleus.store.fieldmanager.AbstractFetchFieldManager

All Implemented Interfaces:: FieldManager

public abstract class AbstractFetchFieldManager extends AbstractFieldManager

Abstract field manager for retrieval of objects. To be extended by store plugins.

Field Summary

Fields

Modifier and Type

Field

Description

protected AbstractClassMetaData

cmd

protected ExecutionContext

ec

protected DNStateManager

sm
Constructor Summary

Constructors

Constructor

Description

AbstractFetchFieldManager(ExecutionContext ec, AbstractClassMetaData cmd)

Constructor to use when creating new objects of the specified type, say from a query.

AbstractFetchFieldManager(DNStateManager sm)

Constructor to use when retrieving values of fields of existing objects.
Method Summary

Methods inherited from class AbstractFieldManager
fetchBooleanField, fetchByteField, fetchCharField, fetchDoubleField, fetchFloatField, fetchIntField, fetchLongField, fetchObjectField, fetchShortField, fetchStringField, storeBooleanField, storeByteField, storeCharField, storeDoubleField, storeFloatField, storeIntField, storeLongField, storeObjectField, storeShortField, storeStringField

Methods inherited from class Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details
- ec
  
  protected ExecutionContext ec
- sm
  
  protected DNStateManager sm
- cmd
  
  protected AbstractClassMetaData cmd
Constructor Details
- AbstractFetchFieldManager
  
  public AbstractFetchFieldManager(DNStateManager sm)
  
  Constructor to use when retrieving values of fields of existing objects.
  
  Parameters:
  
  sm - StateManager for the object
- AbstractFetchFieldManager
  
  public AbstractFetchFieldManager(ExecutionContext ec, AbstractClassMetaData cmd)
  
  Constructor to use when creating new objects of the specified type, say from a query.
  
  Parameters:
  
  ec - ExecutionContext
  
  cmd - Metadata for the class