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org.eclipse.persistence.sdo.helper.metadata
Class QNameTransformer

java.lang.Object
org.eclipse.persistence.sdo.helper.metadata.QNameTransformer

All Implemented Interfaces:

java.io.Serializable, AttributeTransformer, FieldTransformer

public class QNameTransformer

extends java.lang.Object

implements AttributeTransformer, FieldTransformer

See Also:

Serialized Form

Field Summary

private static char	COLON
private static java.lang.String	DEFAULT_NAMESPACE_PREFIX
private static char	HASH
static java.lang.String	QNAME_NAMESPACE_PREFIX
(package private) AbstractTransformationMapping	transformationMapping
private XMLField	xPath

Constructor Summary

QNameTransformer(java.lang.String xPath)

Method Summary

java.lang.Object	buildAttributeValue(Record record, java.lang.Object object, Session session)
java.lang.Object	buildFieldValue(java.lang.Object instance, java.lang.String fieldName, Session session)
void	initialize(AbstractTransformationMapping mapping) Initialize this transformer.

Methods inherited from class java.lang.Object

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

Field Detail

COLON

private static final char COLON

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Constant Field Values

HASH

private static final char HASH

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Constant Field Values

QNAME_NAMESPACE_PREFIX

public static final java.lang.String QNAME_NAMESPACE_PREFIX

See Also:

Constant Field Values

DEFAULT_NAMESPACE_PREFIX

private static final java.lang.String DEFAULT_NAMESPACE_PREFIX

See Also:

Constant Field Values

transformationMapping

AbstractTransformationMapping transformationMapping

xPath

private XMLField xPath

Constructor Detail

QNameTransformer

public QNameTransformer(java.lang.String xPath)

Method Detail

initialize

public void initialize(AbstractTransformationMapping mapping)

Description copied from interface: FieldTransformer

Initialize this transformer. Only required if the user needs some special information from the mapping in order to do the transformation

Specified by:

initialize in interface AttributeTransformer

Specified by:

initialize in interface FieldTransformer

Parameters:

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

buildAttributeValue

public java.lang.Object buildAttributeValue(Record record,
                                            java.lang.Object object,
                                            Session session)

Specified by:

buildAttributeValue in interface AttributeTransformer

Parameters:

record - - 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.

buildFieldValue

public java.lang.Object buildFieldValue(java.lang.Object instance,
                                        java.lang.String fieldName,
                                        Session session)

Specified by:

buildFieldValue in interface FieldTransformer

Parameters:

instance - - an instance of the domain class which contains the attribute

fieldName - - the name of the field being transformed. Used if the user wants to use this transformer for multiple fields.

session - - the current session

Returns:

- The value to be written for the field associated with this transformer

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