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

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

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     * @param descriptor
     * @param namespaceInfo
     * @param referenceClass
     */
    public ObjectReferenceMapping generateXMLObjectReferenceMapping(Property property, Descriptor descriptor, NamespaceInfo namespaceInfo, JavaClass referenceClass) {
        ObjectReferenceMapping mapping = new XMLObjectReferenceMapping();
        mapping.setAttributeName(property.getPropertyName());

        // 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());
            }
        }
        mapping.setReferenceClassName(referenceClass.getQualifiedName());

        // 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 {
            String tgtXPath = null;
            TypeInfo referenceType = typeInfo.get(referenceClass.getQualifiedName());
            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, otherwise figure it out
            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 ObjectReferenceMapping generateXMLObjectReferenceMapping(Property property, Descriptor descriptor, NamespaceInfo namespaceInfo, JavaClass referenceClass) {
        ObjectReferenceMapping mapping = new XMLObjectReferenceMapping();
        initializeXMLMapping((XMLMapping)mapping, property);
        mapping.setReferenceClassName(referenceClass.getQualifiedName());

        // 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 {
            String tgtXPath = null;
            TypeInfo referenceType = typeInfo.get(referenceClass.getQualifiedName());
            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, otherwise figure it out
            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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                } 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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                        }
                      
                     
                        continue;
                    } else if (xmlMapping instanceof ObjectReferenceMapping) {
                        ObjectReferenceMapping xmlORMapping = (ObjectReferenceMapping)xmlMapping;
                        Iterator fieldIt = xmlORMapping.getFields().iterator();
                        while (fieldIt.hasNext()) {
                            Field xmlFld = (Field)fieldIt.next();
                            mappingNodeValue = new XMLObjectReferenceMappingNodeValue(xmlORMapping, xmlFld);
                            if (mappingNodeValue.isContainerValue()) {
                                addContainerValue((ContainerValue)mappingNodeValue);
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                        }
                      
                     
                        continue;
                    } else if (xmlMapping instanceof ObjectReferenceMapping) {
                        ObjectReferenceMapping xmlORMapping = (ObjectReferenceMapping)xmlMapping;
                        Iterator fieldIt = xmlORMapping.getFields().iterator();
                        while (fieldIt.hasNext()) {
                            Field xmlFld = (Field)fieldIt.next();
                            mappingNodeValue = new XMLObjectReferenceMappingNodeValue(xmlORMapping, xmlFld);
                            if (mappingNodeValue.isContainerValue()) {
                                addContainerValue((ContainerValue)mappingNodeValue);
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                            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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                    //iterate over the oxm mappings. Any ReferenceMappings that have a
                    //collection as a backpointer, check to see if the container policy
                    //needs to be matched with the ORM project
                    DatabaseMapping nextMapping = oxmMappingsIterator.next();
                    if(nextMapping instanceof ObjectReferenceMapping) {
                        ObjectReferenceMapping refMapping = (ObjectReferenceMapping)nextMapping;
                        if(refMapping.getInverseReferenceMapping().getAttributeAccessor() != null && refMapping.getInverseReferenceMapping().getContainerPolicy() != null) {
                            ClassDescriptor refDescriptor = ormSession.getClassDescriptor(refMapping.getReferenceClass());
                            if(refDescriptor != null) {
                                DatabaseMapping backpointerMapping =refDescriptor.getMappingForAttributeName(refMapping.getInverseReferenceMapping().getAttributeName());
                                if(backpointerMapping != null && backpointerMapping.isCollectionMapping()) {
                                    refMapping.getInverseReferenceMapping().getContainerPolicy().setContainerClass(((CollectionMapping)backpointerMapping).getContainerPolicy().getContainerClass());
                                }
                            }
                        }
                    }
                }
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                    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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                        }
                      
                     
                        continue;
                    } else if (xmlMapping instanceof ObjectReferenceMapping) {
                        ObjectReferenceMapping xmlORMapping = (ObjectReferenceMapping)xmlMapping;
                        Iterator fieldIt = xmlORMapping.getFields().iterator();
                        while (fieldIt.hasNext()) {
                            XMLField xmlFld = (XMLField)fieldIt.next();
                            mappingNodeValue = new XMLObjectReferenceMappingNodeValue(xmlORMapping, xmlFld);
                            if (mappingNodeValue.isContainerValue()) {
                                addContainerValue((ContainerValue)mappingNodeValue);
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                    //iterate over the oxm mappings. Any ReferenceMappings that have a
                    //collection as a backpointer, check to see if the container policy
                    //needs to be matched with the ORM project
                    DatabaseMapping nextMapping = oxmMappingsIterator.next();
                    if(nextMapping instanceof ObjectReferenceMapping) {
                        ObjectReferenceMapping refMapping = (ObjectReferenceMapping)nextMapping;
                        if(refMapping.getInverseReferenceMapping().getAttributeAccessor() != null && refMapping.getInverseReferenceMapping().getContainerPolicy() != null) {
                            ClassDescriptor refDescriptor = ormSession.getClassDescriptor(refMapping.getReferenceClass());
                            if(refDescriptor != null) {
                                DatabaseMapping backpointerMapping =refDescriptor.getMappingForAttributeName(refMapping.getInverseReferenceMapping().getAttributeName());
                                if(backpointerMapping != null && backpointerMapping.isCollectionMapping()) {
                                    refMapping.getInverseReferenceMapping().getContainerPolicy().setContainerClass(((CollectionMapping)backpointerMapping).getContainerPolicy().getContainerClass());
                                }
                            }
                        }
                    }
                }
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Related Classes of org.eclipse.persistence.internal.oxm.mappings.ObjectReferenceMapping

  • org.eclipse.persistence.internal.jaxb.json.schema.JsonSchemaGenerator
  • org.eclipse.persistence.internal.oxm.ReferenceResolver
  • org.eclipse.persistence.internal.oxm.TreeObjectBuilder
  • org.eclipse.persistence.internal.oxm.XPathObjectBuilder
  • org.eclipse.persistence.jaxb.compiler.MappingsGenerator
  • org.eclipse.persistence.oxm.XMLContext
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