Module eclipselink

Package org.eclipse.persistence.mappings.transformers

Interface AttributeTransformer

All Superinterfaces:

Serializable

All Known Implementing Classes:

AttributeTransformerAdapter, MethodBasedAttributeTransformer, QNameTransformer

public interface AttributeTransformer
extends Serializable

PUBLIC: This interface is used by the Transformation Mapping to build the value for a the mapped attribute on a read. The user must provide an implementation of this interface to the Transformation Mapping.

Version:

$Header: AttributeTransformer.java 11-jul-2006.10:33:44 gyorke Exp $

Author:

mmacivor

Method Summary

Modifier and Type	Method	Description
Object	buildAttributeValue(DataRecord dataRecord, Object object, Session session)
void	initialize(AbstractTransformationMapping mapping)

Method Details

initialize

void initialize(AbstractTransformationMapping mapping)

Parameters:

mapping - - The mapping associated with this transformer. Only used if some special information is required.

buildAttributeValue

Object buildAttributeValue(DataRecord dataRecord,
 Object object,
 Session session)

Parameters:

dataRecord - - The metadata being used to build the object.

object - - The current object that the attribute is being built for.

session - - the current session

Returns:

- The attribute value to be built into the object containing this mapping.