org.datanucleus.store.fieldmanager

Class AbstractFieldManager

java.lang.Object

org.datanucleus.store.fieldmanager.AbstractFieldManager

All Implemented Interfaces:

FieldConsumer, FieldManager, FieldSupplier

Direct Known Subclasses:

AbstractFetchDepthFieldManager, AbstractFetchFieldManager, AbstractStoreFieldManager, AttachFieldManager, DeleteFieldManager, L2CachePopulateFieldManager, L2CacheRetrieveFieldManager, NullifyRelationFieldManager, PersistFieldManager, ReachabilityFieldManager, UnsetOwnerFieldManager

public abstract class AbstractFieldManager
extends Object
implements FieldManager

Abstract representation of a field manager.

Constructor Summary

Constructors

Constructor and Description
AbstractFieldManager() Default constructor

Method Summary

Modifier and Type	Method and Description
boolean	fetchBooleanField(int fieldNumber) Fetch a boolean field at the specified field number, returning it.
byte	fetchByteField(int fieldNumber) Fetch a byte field at the specified field number, returning it.
char	fetchCharField(int fieldNumber) Fetch a char field at the specified field number, returning it.
double	fetchDoubleField(int fieldNumber) Fetch a double field at the specified field number, returning it.
float	fetchFloatField(int fieldNumber) Fetch a float field at the specified field number, returning it.
int	fetchIntField(int fieldNumber) Fetch an int field at the specified field number, returning it.
long	fetchLongField(int fieldNumber) Fetch a long field at the specified field number, returning it.
Object	fetchObjectField(int fieldNumber) Fetch an object field at the specified field number, returning it.
short	fetchShortField(int fieldNumber) Fetch a short field at the specified field number, returning it.
String	fetchStringField(int fieldNumber) Fetch a string field at the specified field number, returning it.
void	storeBooleanField(int fieldNumber, boolean value) Method to store a boolean field value in the object at the specified field position.
void	storeByteField(int fieldNumber, byte value) Method to store a byte field value in the object at the specified field position.
void	storeCharField(int fieldNumber, char value) Method to store a char field value in the object at the specified field position.
void	storeDoubleField(int fieldNumber, double value) Method to store a double field value in the object at the specified field position.
void	storeFloatField(int fieldNumber, float value) Method to store a float field value in the object at the specified field position.
void	storeIntField(int fieldNumber, int value) Method to store an int field value in the object at the specified field position.
void	storeLongField(int fieldNumber, long value) Method to store a long field value in the object at the specified field position.
void	storeObjectField(int fieldNumber, Object value) Method to store an object field value in the object at the specified field position.
void	storeShortField(int fieldNumber, short value) Method to store a short field value in the object at the specified field position.
void	storeStringField(int fieldNumber, String value) Method to store a string field value in the object at the specified field position.

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractFieldManager

public AbstractFieldManager()

Default constructor

Method Detail

storeBooleanField

public void storeBooleanField(int fieldNumber,
                              boolean value)

Description copied from interface: FieldConsumer

Method to store a boolean field value in the object at the specified field position.

Specified by:

storeBooleanField in interface FieldConsumer

Parameters:

fieldNumber - Number of the field

value - value to store

fetchBooleanField

public boolean fetchBooleanField(int fieldNumber)

Description copied from interface: FieldSupplier

Fetch a boolean field at the specified field number, returning it.

Specified by:

fetchBooleanField in interface FieldSupplier

Parameters:

fieldNumber - Number of the field

Returns:

The value

storeCharField

public void storeCharField(int fieldNumber,
                           char value)

Description copied from interface: FieldConsumer

Method to store a char field value in the object at the specified field position.

Specified by:

storeCharField in interface FieldConsumer

Parameters:

fieldNumber - Number of the field

value - value to store

fetchCharField

public char fetchCharField(int fieldNumber)

Description copied from interface: FieldSupplier

Fetch a char field at the specified field number, returning it.

Specified by:

fetchCharField in interface FieldSupplier

Parameters:

fieldNumber - Number of the field

Returns:

The value

storeByteField

public void storeByteField(int fieldNumber,
                           byte value)

Description copied from interface: FieldConsumer

Method to store a byte field value in the object at the specified field position.

Specified by:

storeByteField in interface FieldConsumer

Parameters:

fieldNumber - Number of the field

value - value to store

fetchByteField

public byte fetchByteField(int fieldNumber)

Description copied from interface: FieldSupplier

Fetch a byte field at the specified field number, returning it.

Specified by:

fetchByteField in interface FieldSupplier

Parameters:

fieldNumber - Number of the field

Returns:

The value

storeShortField

public void storeShortField(int fieldNumber,
                            short value)

Description copied from interface: FieldConsumer

Method to store a short field value in the object at the specified field position.

Specified by:

storeShortField in interface FieldConsumer

Parameters:

fieldNumber - Number of the field

value - value to store

fetchShortField

public short fetchShortField(int fieldNumber)

Description copied from interface: FieldSupplier

Fetch a short field at the specified field number, returning it.

Specified by:

fetchShortField in interface FieldSupplier

Parameters:

fieldNumber - Number of the field

Returns:

The value

storeIntField

public void storeIntField(int fieldNumber,
                          int value)

Description copied from interface: FieldConsumer

Method to store an int field value in the object at the specified field position.

Specified by:

storeIntField in interface FieldConsumer

Parameters:

fieldNumber - Number of the field

value - value to store

fetchIntField

public int fetchIntField(int fieldNumber)

Description copied from interface: FieldSupplier

Fetch an int field at the specified field number, returning it.

Specified by:

fetchIntField in interface FieldSupplier

Parameters:

fieldNumber - Number of the field

Returns:

The value

storeLongField

public void storeLongField(int fieldNumber,
                           long value)

Description copied from interface: FieldConsumer

Method to store a long field value in the object at the specified field position.

Specified by:

storeLongField in interface FieldConsumer

Parameters:

fieldNumber - Number of the field

value - value to store

fetchLongField

public long fetchLongField(int fieldNumber)

Description copied from interface: FieldSupplier

Fetch a long field at the specified field number, returning it.

Specified by:

fetchLongField in interface FieldSupplier

Parameters:

fieldNumber - Number of the field

Returns:

The value

storeFloatField

public void storeFloatField(int fieldNumber,
                            float value)

Description copied from interface: FieldConsumer

Method to store a float field value in the object at the specified field position.

Specified by:

storeFloatField in interface FieldConsumer

Parameters:

fieldNumber - Number of the field

value - value to store

fetchFloatField

public float fetchFloatField(int fieldNumber)

Description copied from interface: FieldSupplier

Fetch a float field at the specified field number, returning it.

Specified by:

fetchFloatField in interface FieldSupplier

Parameters:

fieldNumber - Number of the field

Returns:

The value

storeDoubleField

public void storeDoubleField(int fieldNumber,
                             double value)

Description copied from interface: FieldConsumer

Method to store a double field value in the object at the specified field position.

Specified by:

storeDoubleField in interface FieldConsumer

Parameters:

fieldNumber - Number of the field

value - value to store

fetchDoubleField

public double fetchDoubleField(int fieldNumber)

Description copied from interface: FieldSupplier

Fetch a double field at the specified field number, returning it.

Specified by:

fetchDoubleField in interface FieldSupplier

Parameters:

fieldNumber - Number of the field

Returns:

The value

storeStringField

public void storeStringField(int fieldNumber,
                             String value)

Description copied from interface: FieldConsumer

Method to store a string field value in the object at the specified field position.

Specified by:

storeStringField in interface FieldConsumer

Parameters:

fieldNumber - Number of the field

value - value to store

fetchStringField

public String fetchStringField(int fieldNumber)

Description copied from interface: FieldSupplier

Fetch a string field at the specified field number, returning it.

Specified by:

fetchStringField in interface FieldSupplier

Parameters:

fieldNumber - Number of the field

Returns:

The value

storeObjectField

public void storeObjectField(int fieldNumber,
                             Object value)

Description copied from interface: FieldConsumer

Method to store an object field value in the object at the specified field position.

Specified by:

storeObjectField in interface FieldConsumer

Parameters:

fieldNumber - Number of the field

value - value to store

fetchObjectField

public Object fetchObjectField(int fieldNumber)

Description copied from interface: FieldSupplier

Fetch an object field at the specified field number, returning it.

Specified by:

fetchObjectField in interface FieldSupplier

Parameters:

fieldNumber - Number of the field

Returns:

The value