Package org.eclipse.persistence.internal.oxm.mappings

Examples of org.eclipse.persistence.internal.oxm.mappings.CollectionReferenceMapping

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     * @param descriptor
     * @param namespaceInfo
     * @param referenceClass
     */
    public CollectionReferenceMapping generateXMLCollectionReferenceMapping(Property property, Descriptor descriptor, NamespaceInfo namespaceInfo, JavaClass referenceClass) {
        CollectionReferenceMapping mapping = new XMLCollectionReferenceMapping();
        mapping.setAttributeName(property.getPropertyName());
        initializeXMLContainerMapping(mapping, property.getType().isArray());
        mapping.setUsesSingleNode(property.isXmlList() || (property.isAttribute() && (property.getXmlPath() == null || !property.getXmlPath().contains("/"))));
        // handle read-only set via metadata
        if (property.isSetReadOnly()) {
            mapping.setIsReadOnly(property.isReadOnly());
        }
        // handle write-only set via metadata
        if (property.isSetWriteOnly()) {
            mapping.setIsWriteOnly(property.isWriteOnly());
        }
        if (property.isMethodProperty()) {
            if (property.getGetMethodName() == null) {
                // handle case of set with no get method
                String paramTypeAsString = property.getType().getName();
                mapping.setAttributeAccessor(new JAXBSetMethodAttributeAccessor(paramTypeAsString, helper.getClassLoader()));
                mapping.setIsReadOnly(true);
                mapping.setSetMethodName(property.getSetMethodName());
            } else if (property.getSetMethodName() == null) {
                mapping.setGetMethodName(property.getGetMethodName());
                mapping.setIsWriteOnly(true);
            } else {
                mapping.setSetMethodName(property.getSetMethodName());
                mapping.setGetMethodName(property.getGetMethodName());
            }
        }
        String referenceClassName = referenceClass.getQualifiedName();
       

        JavaClass collectionType = property.getType();

        if (collectionType.isArray()){
            JAXBArrayAttributeAccessor accessor = new JAXBArrayAttributeAccessor(mapping.getAttributeAccessor(), mapping.getContainerPolicy(), helper.getClassLoader());
            JavaClass componentType = collectionType.getComponentType();
            if(componentType.isArray()) {
                Class adaptedClass = classToGeneratedClasses.get(componentType.getName());
                referenceClassName = adaptedClass.getName();
                accessor.setAdaptedClassName(referenceClassName);
                JavaClass baseComponentType = getBaseComponentType(componentType);
                if (baseComponentType.isPrimitive()){
                    Class primitiveClass = XMLConversionManager.getDefaultManager().convertClassNameToClass(baseComponentType.getRawName());
                    accessor.setComponentClass(primitiveClass);
                } else {
                    accessor.setComponentClassName(baseComponentType.getQualifiedName());
                }
            } else {
                accessor.setComponentClassName(componentType.getQualifiedName());
            }
            mapping.setAttributeAccessor(accessor);
        }
        collectionType = containerClassImpl(collectionType);
        mapping.useCollectionClassName(collectionType.getRawName());
        mapping.setReferenceClassName(referenceClassName);
       
        // here we need to setup source/target key field associations
        if (property.isSetXmlJoinNodes()) {
            for (XmlJoinNode xmlJoinNode: property.getXmlJoinNodes().getXmlJoinNode()) {
               validateJoinNode(descriptor.getJavaClassName(), property, xmlJoinNode.getReferencedXmlPath(), referenceClass);
               mapping.addSourceToTargetKeyFieldAssociation(xmlJoinNode.getXmlPath(), xmlJoinNode.getReferencedXmlPath());
            }
        } else {
            // here we need to setup source/target key field associations
            TypeInfo referenceType = typeInfo.get(referenceClass.getQualifiedName());
            String tgtXPath = null;
            if (null != referenceType && referenceType.isIDSet()) {
                Property prop = referenceType.getIDProperty();
                tgtXPath = getXPathForField(prop, namespaceInfo, !prop.isAttribute(), false).getXPath();
            }
            // if the XPath is set (via xml-path) use it
            Field srcXPath;
            if (property.getXmlPath() != null) {
                srcXPath = new XMLField(property.getXmlPath());
            } else {
                srcXPath = getXPathForField(property, namespaceInfo, true, false);
            }
            mapping.addSourceToTargetKeyFieldAssociation(srcXPath.getXPath(), tgtXPath);
        }
        if (property.getInverseReferencePropertyName() != null) {
            mapping.getInverseReferenceMapping().setAttributeName(property.getInverseReferencePropertyName());
            JavaClass backPointerPropertyType = null;
            if (property.getInverseReferencePropertyGetMethodName() != null && property.getInverseReferencePropertySetMethodName() != null && !property.getInverseReferencePropertyGetMethodName().equals("") && !property.getInverseReferencePropertySetMethodName().equals("")) {
                mapping.getInverseReferenceMapping().setGetMethodName(property.getInverseReferencePropertySetMethodName());
                mapping.getInverseReferenceMapping().setSetMethodName(property.getInverseReferencePropertySetMethodName());
                JavaMethod getMethod = referenceClass.getDeclaredMethod(mapping.getInverseReferenceMapping().getGetMethodName(), new JavaClass[]{});
                if (getMethod != null) {
                    backPointerPropertyType = getMethod.getReturnType();
                }
            } else {
                JavaField backpointerField = referenceClass.getDeclaredField(property.getInverseReferencePropertyName());
                if (backpointerField != null) {
                    backPointerPropertyType = backpointerField.getResolvedType();
                }
            }
            if (helper.isCollectionType(backPointerPropertyType)) {
                mapping.getInverseReferenceMapping().setContainerPolicy(ContainerPolicy.buildDefaultPolicy());
            }
        }
        return mapping;
    }
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     * @param descriptor
     * @param namespaceInfo
     * @param referenceClass
     */
    public CollectionReferenceMapping generateXMLCollectionReferenceMapping(Property property, Descriptor descriptor, NamespaceInfo namespaceInfo, JavaClass referenceClass) {
        CollectionReferenceMapping mapping = new XMLCollectionReferenceMapping();
        initializeXMLMapping((XMLMapping)mapping, property);

        initializeXMLContainerMapping(mapping, property.getType().isArray());
        mapping.setUsesSingleNode(property.isXmlList() || (property.isAttribute() && (property.getXmlPath() == null || !property.getXmlPath().contains("/"))));
      
        String referenceClassName = referenceClass.getQualifiedName();     
        JavaClass collectionType = property.getType();

        if (collectionType.isArray()){
            JAXBArrayAttributeAccessor accessor = new JAXBArrayAttributeAccessor(mapping.getAttributeAccessor(), mapping.getContainerPolicy(), helper.getClassLoader());
            JavaClass componentType = collectionType.getComponentType();
            if(componentType.isArray()) {
                Class adaptedClass = classToGeneratedClasses.get(componentType.getName());
                referenceClassName = adaptedClass.getName();
                accessor.setAdaptedClassName(referenceClassName);
                JavaClass baseComponentType = getBaseComponentType(componentType);
                if (baseComponentType.isPrimitive()){
                    Class primitiveClass = XMLConversionManager.getDefaultManager().convertClassNameToClass(baseComponentType.getRawName());
                    accessor.setComponentClass(primitiveClass);
                } else {
                    accessor.setComponentClassName(baseComponentType.getQualifiedName());
                }
            } else {
                accessor.setComponentClassName(componentType.getQualifiedName());
            }
            mapping.setAttributeAccessor(accessor);
        }
        collectionType = containerClassImpl(collectionType);
        mapping.useCollectionClassName(collectionType.getRawName());
        mapping.setReferenceClassName(referenceClassName);
       
        // here we need to setup source/target key field associations
        if (property.isSetXmlJoinNodes()) {
            for (XmlJoinNode xmlJoinNode: property.getXmlJoinNodes().getXmlJoinNode()) {
               validateJoinNode(descriptor.getJavaClassName(), property, xmlJoinNode.getReferencedXmlPath(), referenceClass);
               mapping.addSourceToTargetKeyFieldAssociation(xmlJoinNode.getXmlPath(), xmlJoinNode.getReferencedXmlPath());
            }
        } else {
            // here we need to setup source/target key field associations
            TypeInfo referenceType = typeInfo.get(referenceClass.getQualifiedName());
            String tgtXPath = null;
            if (null != referenceType && referenceType.isIDSet()) {
                Property prop = referenceType.getIDProperty();
                tgtXPath = getXPathForField(prop, namespaceInfo, !prop.isAttribute(), false).getXPath();
            }
            // if the XPath is set (via xml-path) use it
            Field srcXPath;
            if (property.getXmlPath() != null) {
                srcXPath = new XMLField(property.getXmlPath());
            } else {
                srcXPath = getXPathForField(property, namespaceInfo, true, false);
            }
            mapping.addSourceToTargetKeyFieldAssociation(srcXPath.getXPath(), tgtXPath);
        }
        if (property.getInverseReferencePropertyName() != null) {
            mapping.getInverseReferenceMapping().setAttributeName(property.getInverseReferencePropertyName());
            JavaClass backPointerPropertyType = null;
            if (property.getInverseReferencePropertyGetMethodName() != null && property.getInverseReferencePropertySetMethodName() != null && !property.getInverseReferencePropertyGetMethodName().equals("") && !property.getInverseReferencePropertySetMethodName().equals("")) {
                mapping.getInverseReferenceMapping().setGetMethodName(property.getInverseReferencePropertySetMethodName());
                mapping.getInverseReferenceMapping().setSetMethodName(property.getInverseReferencePropertySetMethodName());
                JavaMethod getMethod = referenceClass.getDeclaredMethod(mapping.getInverseReferenceMapping().getGetMethodName(), new JavaClass[]{});
                if (getMethod != null) {
                    backPointerPropertyType = getMethod.getReturnType();
                }
            } else {
                JavaField backpointerField = referenceClass.getDeclaredField(property.getInverseReferencePropertyName());
                if (backpointerField != null) {
                    backPointerPropertyType = backpointerField.getResolvedType();
                }
            }
            if (helper.isCollectionType(backPointerPropertyType)) {
                mapping.getInverseReferenceMapping().setContainerPolicy(ContainerPolicy.buildDefaultPolicy());
            }
        }
        return mapping;
    }
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    private Property generateProperty(XMLMapping next, XMLDescriptor descriptor, Map<String, Property> properties) {
        Property prop = null;
        if(((XMLMapping)next).isCollectionMapping()) {
            if(next instanceof CollectionReferenceMapping) {
                CollectionReferenceMapping mapping = (CollectionReferenceMapping)next;
                Set<XMLField> sourceFields = mapping.getSourceToTargetKeyFieldAssociations().keySet();
                XMLDescriptor reference = (XMLDescriptor) mapping.getReferenceDescriptor();
                for(XMLField nextField: sourceFields) {
                    XPathFragment frag = nextField.getXPathFragment();
                    String propertyName = getNameForFragment(frag);

                    XMLField targetField = (XMLField) mapping.getSourceToTargetKeyFieldAssociations().get(nextField);
                    Class type = getTypeForTargetField(targetField, reference);
                   
                    prop = properties.get(propertyName);
                    if(prop == null) {
                        prop = new Property();
                        prop.setName(propertyName);
                    }
                    Property nestedProperty = getNestedPropertyForFragment(frag, prop);
                    nestedProperty.setType(JsonType.ARRAY);
                    nestedProperty.setItem(new Property());
                    nestedProperty.getItem().setType(getJsonTypeForJavaType(type));
                    if(!properties.containsKey(prop.getName())) {
                        properties.put(prop.getName(), prop);                   
                    }
                }
                return null;               
            } else if(next.isAbstractCompositeCollectionMapping()) {
                CompositeCollectionMapping mapping = (CompositeCollectionMapping)next;
                XMLField field = (XMLField)mapping.getField();
                XPathFragment frag = field.getXPathFragment();
                String propName = getNameForFragment(frag);
                //for paths, there may already be an existing property
                prop = properties.get(propName);
                if(prop == null) {
                    prop = new Property();
                    prop.setName(propName);
                }
                Property nestedProperty = getNestedPropertyForFragment(frag, prop);
                nestedProperty.setType(JsonType.ARRAY);
                nestedProperty.setItem(new Property());
                nestedProperty.getItem().setRef(getReferenceForDescriptor((XMLDescriptor)mapping.getReferenceDescriptor()));
                //populateProperties(nestedProperty.getItem().getProperties(), (XMLDescriptor)mapping.getReferenceDescriptor());                   
            } else if(next.isAbstractCompositeDirectCollectionMapping()) {
                DirectCollectionMapping mapping = (DirectCollectionMapping)next;
                XMLField field = (XMLField)mapping.getField();
                XPathFragment frag = field.getXPathFragment();
                List<String> enumeration = null;
                if(mapping.getValueConverter() instanceof JAXBEnumTypeConverter) {
                    JAXBEnumTypeConverter conv = (JAXBEnumTypeConverter)mapping.getValueConverter();
                    enumeration = new ArrayList<String>();
                    for(Object nextValue: conv.getAttributeToFieldValues().values()) {
                        enumeration.add(nextValue.toString());
                    }
                }
                String propertyName = getNameForFragment(frag);
                if(frag.nameIsText()) {
                    propertyName = (String)this.contextProperties.get(MarshallerProperties.JSON_VALUE_WRAPPER);
                }

                if(frag.isAttribute() && this.attributePrefix != null) {
                    propertyName = attributePrefix + propertyName;
                }
                prop = properties.get(propertyName);
                if(prop == null) {
                    prop = new Property();
                    prop.setName(propertyName);
                }
                Property nestedProperty = getNestedPropertyForFragment(frag, prop);
                nestedProperty.setType(JsonType.ARRAY);
                nestedProperty.setItem(new Property());
                if(enumeration != null) {
                    nestedProperty.getItem().setEnumeration(enumeration);
                }
                nestedProperty.getItem().setType(getJsonTypeForJavaType(mapping.getAttributeElementClass()));
                return prop;
            } else if(next instanceof BinaryDataCollectionMapping) {
                BinaryDataCollectionMapping mapping = (BinaryDataCollectionMapping)next;
                XMLField field = (XMLField)mapping.getField();
                XPathFragment frag = field.getXPathFragment();

                String propertyName = getNameForFragment(frag);
                if(frag.nameIsText()) {
                    propertyName = (String)this.contextProperties.get(MarshallerProperties.JSON_VALUE_WRAPPER);
                }

                if(frag.isAttribute() && this.attributePrefix != null) {
                    propertyName = attributePrefix + propertyName;
                }
                prop = properties.get(propertyName);
                if(prop == null) {
                    prop = new Property();
                    prop.setName(propertyName);
                }
                Property nestedProperty = getNestedPropertyForFragment(frag, prop);
                nestedProperty.setType(JsonType.ARRAY);
                nestedProperty.setItem(new Property());

                if(mapping.shouldInlineBinaryData()) {
                    nestedProperty.getItem().setType(JsonType.STRING);
                } else {
                    nestedProperty.getItem().setAnyOf(getXopIncludeProperties());
                }
                return prop;         
            }
        } else {
            if(next.isAbstractDirectMapping()) {
                //handle direct mapping
                DirectMapping directMapping = (DirectMapping)next;
                XMLField field = (XMLField)directMapping.getField();
                XPathFragment frag = field.getXPathFragment();
                List<String> enumeration = null;
                if(directMapping.getConverter() instanceof JAXBEnumTypeConverter) {
                    JAXBEnumTypeConverter conv = (JAXBEnumTypeConverter)directMapping.getConverter();
                    enumeration = new ArrayList<String>();
                    for(Object nextValue: conv.getAttributeToFieldValues().values()) {
                        enumeration.add(nextValue.toString());
                    }
                }               
                String propertyName = getNameForFragment(frag);
                if(frag.nameIsText()) {
                    propertyName = Constants.VALUE_WRAPPER;
                    if(this.contextProperties != null)  {
                        String valueWrapper = (String) this.contextProperties.get(MarshallerProperties.JSON_VALUE_WRAPPER);
                        if(valueWrapper != null) {
                            propertyName = valueWrapper;
                        }
                    }
                }               
                if(frag.isAttribute() && this.attributePrefix != null) {
                    propertyName = attributePrefix + propertyName;
                }
                prop = properties.get(propertyName);
                if(prop == null) {
                    prop = new Property();
                    prop.setName(propertyName);
                }
                Property nestedProperty = getNestedPropertyForFragment(frag, prop);
                if(enumeration != null) {
                    nestedProperty.setEnumeration(enumeration);
                }
                if(directMapping instanceof BinaryDataMapping) {
                    BinaryDataMapping binaryMapping = (BinaryDataMapping)directMapping;
                    if(binaryMapping.shouldInlineBinaryData() || binaryMapping.isSwaRef()) {
                        nestedProperty.setType(JsonType.STRING);
                    } else {
                        if(this.xopIncludeProp == null) {
                            initXopIncludeProp();
                        }
                        nestedProperty.setAnyOf(this.xopIncludeProp);
                    }
                } else {
                    nestedProperty.setType(getJsonTypeForJavaType(directMapping.getAttributeClassification()));
                }
                return prop;
            } else if(next instanceof ObjectReferenceMapping) {
                ObjectReferenceMapping mapping = (ObjectReferenceMapping)next;
                Set<XMLField> sourceFields = mapping.getSourceToTargetKeyFieldAssociations().keySet();
                XMLDescriptor reference = (XMLDescriptor) mapping.getReferenceDescriptor();
                for(XMLField nextField: sourceFields) {
                    XPathFragment frag = nextField.getXPathFragment();
                    String propName = getNameForFragment(frag);
                    XMLField targetField = (XMLField) mapping.getSourceToTargetKeyFieldAssociations().get(nextField);
                    Class type = getTypeForTargetField(targetField, reference);
                   
                    prop = properties.get(propName);
                    if(prop == null) {
                        prop = new Property();
                        prop.setName(propName);
                    }
                    Property nestedProperty = getNestedPropertyForFragment(frag, prop);
                    //nestedProperty.setType(JsonType.ARRAY);
                    //nestedProperty.setItem(new Property());
                    nestedProperty.setType(getJsonTypeForJavaType(type));
                    if(!properties.containsKey(prop.getName())) {
                        properties.put(prop.getName(), prop);                   
                    }
                }
                return null;               
            } else if(next.isAbstractCompositeObjectMapping()) {
                CompositeObjectMapping mapping = (CompositeObjectMapping)next;
                XMLDescriptor nextDescriptor = (XMLDescriptor)mapping.getReferenceDescriptor();
                XMLField field = (XMLField)mapping.getField();
                XPathFragment firstFragment = field.getXPathFragment();
                String propName = getNameForFragment(firstFragment);
                prop = properties.get(propName);
                if(prop == null) {
                    prop = new Property();
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                    } else if (xmlMapping instanceof FragmentMapping) {
                        mappingNodeValue = new XMLFragmentMappingNodeValue((FragmentMapping)xmlMapping);
                    } else if (xmlMapping instanceof FragmentCollectionMapping) {
                        mappingNodeValue = new XMLFragmentCollectionMappingNodeValue((FragmentCollectionMapping)xmlMapping);
                    } else if (xmlMapping instanceof CollectionReferenceMapping) {
                        CollectionReferenceMapping xmlColMapping = (CollectionReferenceMapping)xmlMapping;
                       
                        List fields = xmlColMapping.getFields();
                        Field xmlColMappingField = (Field) xmlColMapping.getField();
                        XPathNode branchNode;
                        if(null == xmlColMappingField) {
                            if(fields.size() > 1 && !xmlColMapping.usesSingleNode()) {                               
                                addChild(XPathFragment.SELF_FRAGMENT, new XMLCollectionReferenceMappingMarshalNodeValue(xmlColMapping), xmlDescriptor.getNamespaceResolver());
                            }
                            branchNode = rootXPathNode;
                        } else {
                            branchNode = addChild(((Field) xmlColMapping.getField()).getXPathFragment(), new XMLCollectionReferenceMappingMarshalNodeValue(xmlColMapping), xmlDescriptor.getNamespaceResolver());
                        }                       
                   
                        int containerIndex = -1;
                        for (int i = 0, size = fields.size(); i < size; i++) {
                            Field xmlFld = (Field)fields.get(i);
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        } else if(xmlMapping instanceof DirectCollectionMapping) {
            choiceElementNodeValue = new XMLCompositeDirectCollectionMappingNodeValue((DirectCollectionMapping)xmlMapping);
        } else if(xmlMapping instanceof CompositeCollectionMapping) {
            choiceElementNodeValue = new XMLCompositeCollectionMappingNodeValue((CompositeCollectionMapping)xmlMapping);
        } else {
            CollectionReferenceMapping refMapping = ((CollectionReferenceMapping)xmlMapping);
            if(refMapping.usesSingleNode() || refMapping.getFields().size() == 1) {
                choiceElementNodeValue = new XMLCollectionReferenceMappingNodeValue(refMapping, xmlField);
            } else {
                choiceElementNodeValue = new XMLCollectionReferenceMappingMarshalNodeValue((CollectionReferenceMapping)xmlMapping);
            }
        }
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                    } else if (xmlMapping instanceof FragmentMapping) {
                        mappingNodeValue = new XMLFragmentMappingNodeValue((FragmentMapping)xmlMapping);
                    } else if (xmlMapping instanceof FragmentCollectionMapping) {
                        mappingNodeValue = new XMLFragmentCollectionMappingNodeValue((FragmentCollectionMapping)xmlMapping);
                    } else if (xmlMapping instanceof CollectionReferenceMapping) {
                        CollectionReferenceMapping xmlColMapping = (CollectionReferenceMapping)xmlMapping;
                       
                        List fields = xmlColMapping.getFields();
                        Field xmlColMappingField = (Field) xmlColMapping.getField();
                        XPathNode branchNode;
                        if(null == xmlColMappingField) {
                            if(fields.size() > 1 && !xmlColMapping.usesSingleNode()) {                               
                                addChild(XPathFragment.SELF_FRAGMENT, new XMLCollectionReferenceMappingMarshalNodeValue(xmlColMapping), xmlDescriptor.getNamespaceResolver());
                            }
                            branchNode = rootXPathNode;
                        } else {
                            branchNode = addChild(((Field) xmlColMapping.getField()).getXPathFragment(), new XMLCollectionReferenceMappingMarshalNodeValue(xmlColMapping), xmlDescriptor.getNamespaceResolver());
                        }                       
                   
                        int containerIndex = -1;
                        for (int i = 0, size = fields.size(); i < size; i++) {
                            Field xmlFld = (Field)fields.get(i);
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        }else if(xmlMapping instanceof AnyCollectionMapping){
            choiceElementNodeValue = new XMLAnyCollectionMappingNodeValue((AnyCollectionMapping)xmlMapping);
            choiceElementMarshalNodeValue = choiceElementNodeValue;
        } else {
            choiceElementNodeValue = new XMLCollectionReferenceMappingNodeValue((CollectionReferenceMapping)xmlMapping, xmlField);
           CollectionReferenceMapping refMapping = ((CollectionReferenceMapping)xmlMapping);
             if(refMapping.usesSingleNode() || refMapping.getFields().size() == 1) {
               choiceElementMarshalNodeValue = new XMLCollectionReferenceMappingNodeValue(refMapping, xmlField);

             } else {
               choiceElementMarshalNodeValue = new XMLCollectionReferenceMappingMarshalNodeValue((CollectionReferenceMapping)xmlMapping);
             }
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    public void resolveReferences(CoreAbstractSession session, IDResolver userSpecifiedResolver, ErrorHandler handler) {
        for (int x = 0, referencesSize = references.size(); x < referencesSize; x++) {
            Reference reference = (Reference) references.get(x);
            Object referenceSourceObject = reference.getSourceObject();
            if (reference.getMapping() instanceof CollectionReferenceMapping) {
                CollectionReferenceMapping mapping = (CollectionReferenceMapping) reference.getMapping();
                CoreContainerPolicy cPolicy = mapping.getContainerPolicy();
                //container should never be null               
                Object container = reference.getContainer();             

                // create vectors of primary key values - one vector per reference instance
                createPKVectorsFromMap(reference, mapping);
                // if the we could not generate the primary key for the reference, it will not resolve - skip it
                if (reference.getPrimaryKey() == null) {
                    continue;
                }
                // loop over each pk vector and get object from cache - then add to collection and set on object
                Object value = null;
                if(!mapping.isWriteOnly()) {
                    for (Iterator pkIt = ((Vector)reference.getPrimaryKey()).iterator(); pkIt.hasNext();) {
                        CacheId primaryKey = (CacheId) pkIt.next();

                        if (userSpecifiedResolver != null) {
                            final Callable c;
                            try {
                                if (primaryKey.getPrimaryKey().length > 1) {
                                    Map<String, Object> idWrapper = new HashMap<String, Object>();
                                    for (int y = 0; y < primaryKey.getPrimaryKey().length; y++) {
                                        ObjectReferenceMapping refMapping = (ObjectReferenceMapping) reference.getMapping();
                                        String idName = (String) refMapping.getReferenceDescriptor().getPrimaryKeyFieldNames().get(y);
                                        Object idValue = primaryKey.getPrimaryKey()[y];
                                        idWrapper.put(idName, idValue);
                                    }
                                    c = userSpecifiedResolver.resolve(idWrapper, reference.getTargetClass());
                                } else {
                                    c = userSpecifiedResolver.resolve(primaryKey.getPrimaryKey()[0], reference.getTargetClass());
                                }
                                if (c != null) {
                                    value = c.call();
                                }
                            } catch (Exception e) {
                                throw XMLMarshalException.unmarshalException(e);
                            }
                        } else {
                            value = getValue(session, reference, primaryKey, handler);
                        }
                       
                        if (value != null) {
                             cPolicy.addInto(value, container, session);
                        }
                    }
                }
                // for each reference, get the source object and add it to the container policy
                // when finished, set the policy on the mapping
                mapping.setAttributeValueInObject(referenceSourceObject, container);
                InverseReferenceMapping inverseReferenceMapping = mapping.getInverseReferenceMapping();
                if(inverseReferenceMapping != null && value != null) {
                    CoreAttributeAccessor backpointerAccessor = inverseReferenceMapping.getAttributeAccessor();
                    CoreContainerPolicy backpointerContainerPolicy = inverseReferenceMapping.getContainerPolicy();
                    if(backpointerContainerPolicy == null) {
                        backpointerAccessor.setAttributeValueInObject(value, referenceSourceObject);
                    } else {
                        Object backpointerContainer = backpointerAccessor.getAttributeValueFromObject(value);
                        if(backpointerContainer == null) {
                            backpointerContainer = backpointerContainerPolicy.containerInstance();
                            backpointerAccessor.setAttributeValueInObject(value, backpointerContainer);
                        }
                        backpointerContainerPolicy.addInto(referenceSourceObject, backpointerContainer, session);
                    }
                }
            } else if (reference.getMapping() instanceof ObjectReferenceMapping) {
                CacheId primaryKey = (CacheId) reference.getPrimaryKey();
                Object value = null;
                if (userSpecifiedResolver != null) {
                    final Callable c;
                    try {
                        if (primaryKey.getPrimaryKey().length > 1) {
                            Map<String, Object> idWrapper = new HashMap<String, Object>();
                            for (int y = 0; y < primaryKey.getPrimaryKey().length; y++) {
                                ObjectReferenceMapping refMapping = (ObjectReferenceMapping) reference.getMapping();
                                String idName = (String) refMapping.getReferenceDescriptor().getPrimaryKeyFieldNames().get(y);
                                Object idValue = primaryKey.getPrimaryKey()[y];
                                idWrapper.put(idName, idValue);
                            }
                            c = userSpecifiedResolver.resolve(idWrapper, reference.getTargetClass());
                        } else {
                            c = userSpecifiedResolver.resolve(primaryKey.getPrimaryKey()[0], reference.getTargetClass());
                        }
                        if (c != null) {
                            value = c.call();
                        }
                    } catch (Exception e) {
                        throw XMLMarshalException.unmarshalException(e);
                    }
                } else {
                    value = getValue(session, reference, primaryKey, handler);
                }

                ObjectReferenceMapping mapping = (ObjectReferenceMapping)reference.getMapping();
                if (value != null) {
                    mapping.setAttributeValueInObject(reference.getSourceObject(), value);
                }
                if (null != reference.getSetting()) {
                    reference.getSetting().setValue(value);
                }

                InverseReferenceMapping inverseReferenceMapping = mapping.getInverseReferenceMapping();
                if(inverseReferenceMapping != null) {
                    CoreAttributeAccessor backpointerAccessor = inverseReferenceMapping.getAttributeAccessor();
                    CoreContainerPolicy backpointerContainerPolicy = inverseReferenceMapping.getContainerPolicy();
                    if(backpointerContainerPolicy == null) {
                        backpointerAccessor.setAttributeValueInObject(value, referenceSourceObject);
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        } else if(xmlMapping instanceof DirectCollectionMapping) {
            choiceElementNodeValue = new XMLCompositeDirectCollectionMappingNodeValue((DirectCollectionMapping)xmlMapping);
        } else if(xmlMapping instanceof CompositeCollectionMapping) {
            choiceElementNodeValue = new XMLCompositeCollectionMappingNodeValue((CompositeCollectionMapping)xmlMapping);
        } else {
            CollectionReferenceMapping refMapping = ((CollectionReferenceMapping)xmlMapping);
            if(refMapping.usesSingleNode() || refMapping.getFields().size() == 1) {
                choiceElementNodeValue = new XMLCollectionReferenceMappingNodeValue(refMapping, xmlField);
            } else {
                choiceElementNodeValue = new XMLCollectionReferenceMappingMarshalNodeValue((CollectionReferenceMapping)xmlMapping);
            }
        }
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        } else if(xmlMapping instanceof DirectCollectionMapping) {
            choiceElementNodeValue = new XMLCompositeDirectCollectionMappingNodeValue((DirectCollectionMapping)xmlMapping);
        } else if(xmlMapping instanceof CompositeCollectionMapping) {
            choiceElementNodeValue = new XMLCompositeCollectionMappingNodeValue((CompositeCollectionMapping)xmlMapping);
        } else {
            CollectionReferenceMapping refMapping = ((CollectionReferenceMapping)xmlMapping);
            if(refMapping.usesSingleNode() || refMapping.getFields().size() == 1) {
                choiceElementNodeValue = new XMLCollectionReferenceMappingNodeValue(refMapping, xmlField);
            } else {
                choiceElementNodeValue = new XMLCollectionReferenceMappingMarshalNodeValue((CollectionReferenceMapping)xmlMapping);
            }
        }
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