Module org.datanucleus

Package org.datanucleus.store.fieldmanager

Class 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 org.datanucleus.store.fieldmanager.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 java.lang.Object

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

Field Detail

ec

protected ExecutionContext ec

sm

protected DNStateManager sm

cmd

protected AbstractClassMetaData cmd

Constructor Detail

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