org.apache.openjpa.kernel
Class ClearFieldManager

java.lang.Object
  org.apache.openjpa.kernel.AbstractFieldManager
      org.apache.openjpa.kernel.ClearFieldManager

All Implemented Interfaces:

FieldConsumer, FieldManager, FieldSupplier

Direct Known Subclasses:

SaveFieldManager, SavepointFieldManager

 class ClearFieldManager
extends AbstractFieldManager

FieldManager that responds to all fetch methods with the default value for that field; used to clear the state of managed instances.

Author:

Abe White

Constructor Summary

protected

ClearFieldManager()

Method Summary

boolean	fetchBooleanField(int field) Return the value of the given field.
byte	fetchByteField(int field) Return the value of the given field.
char	fetchCharField(int field) Return the value of the given field.
double	fetchDoubleField(int field) Return the value of the given field.
float	fetchFloatField(int field) Return the value of the given field.
int	fetchIntField(int field) Return the value of the given field.
long	fetchLongField(int field) Return the value of the given field.
Object	fetchObjectField(int field) Return the value of the given field.
short	fetchShortField(int field) Return the value of the given field.
String	fetchStringField(int field) Return the value of the given field.
static ClearFieldManager	getInstance()

Methods inherited from class org.apache.openjpa.kernel.AbstractFieldManager

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

Constructor Detail

ClearFieldManager

protected ClearFieldManager()

Method Detail

getInstance

public static ClearFieldManager getInstance()

fetchBooleanField

public boolean fetchBooleanField(int field)

Description copied from interface: FieldSupplier

Return the value of the given field.

Specified by:

fetchBooleanField in interface FieldSupplier

Overrides:

fetchBooleanField in class AbstractFieldManager

fetchByteField

public byte fetchByteField(int field)

Description copied from interface: FieldSupplier

Return the value of the given field.

Specified by:

fetchByteField in interface FieldSupplier

Overrides:

fetchByteField in class AbstractFieldManager

fetchCharField

public char fetchCharField(int field)

Description copied from interface: FieldSupplier

Return the value of the given field.

Specified by:

fetchCharField in interface FieldSupplier

Overrides:

fetchCharField in class AbstractFieldManager

fetchDoubleField

public double fetchDoubleField(int field)

Description copied from interface: FieldSupplier

Return the value of the given field.

Specified by:

fetchDoubleField in interface FieldSupplier

Overrides:

fetchDoubleField in class AbstractFieldManager

fetchFloatField

public float fetchFloatField(int field)

Description copied from interface: FieldSupplier

Return the value of the given field.

Specified by:

fetchFloatField in interface FieldSupplier

Overrides:

fetchFloatField in class AbstractFieldManager

fetchIntField

public int fetchIntField(int field)

Description copied from interface: FieldSupplier

Return the value of the given field.

Specified by:

fetchIntField in interface FieldSupplier

Overrides:

fetchIntField in class AbstractFieldManager

fetchLongField

public long fetchLongField(int field)

Description copied from interface: FieldSupplier

Return the value of the given field.

Specified by:

fetchLongField in interface FieldSupplier

Overrides:

fetchLongField in class AbstractFieldManager

fetchObjectField

public Object fetchObjectField(int field)

Description copied from interface: FieldSupplier

Return the value of the given field.

Specified by:

fetchObjectField in interface FieldSupplier

Overrides:

fetchObjectField in class AbstractFieldManager

fetchShortField

public short fetchShortField(int field)

Description copied from interface: FieldSupplier

Return the value of the given field.

Specified by:

fetchShortField in interface FieldSupplier

Overrides:

fetchShortField in class AbstractFieldManager

fetchStringField

public String fetchStringField(int field)

Description copied from interface: FieldSupplier

Return the value of the given field.

Specified by:

fetchStringField in interface FieldSupplier

Overrides:

fetchStringField in class AbstractFieldManager