Package org.eclipse.persistence.internal.queries

Examples of org.eclipse.persistence.internal.queries.ContainerPolicy

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            // PERF: Avoid lazy init of join manager if no joining.
            JoinedAttributeManager joinManager = null;
            if (query.hasJoining()) {
                joinManager = query.getJoinedAttributeManager();
            }
            ContainerPolicy policy = query.getContainerPolicy();
            if (policy.shouldAddAll()) {
                List domainObjectsIn = new ArrayList(size);
                List<AbstractRecord> databaseRowsIn = new ArrayList(size);
                for (int index = 0; index < size; index++) {
                    AbstractRecord databaseRow = (AbstractRecord)databaseRows.get(index);
                    // PERF: 1-m joining nulls out duplicate rows.
                    if (databaseRow != null) {
                        domainObjectsIn.add(buildObject(query, databaseRow, joinManager));
                        databaseRowsIn.add(databaseRow);
                    }
                }
                policy.addAll(domainObjectsIn, domainObjects, session, databaseRowsIn, query, (CacheKey)null, true);
            } else {
                boolean quickAdd = (domainObjects instanceof Collection) && !this.hasWrapperPolicy;
                for (int index = 0; index < size; index++) {
                    AbstractRecord databaseRow = (AbstractRecord)databaseRows.get(index);
                    // PERF: 1-m joining nulls out duplicate rows.
                    if (databaseRow != null) {
                        Object domainObject = buildObject(query, databaseRow, joinManager);
                        if (quickAdd) {
                            ((Collection)domainObjects).add(domainObject);
                        } else {
                            policy.addInto(domainObject, domainObjects, session, databaseRow, query, (CacheKey)null, true);
                        }
                    }
                }
            }
        }
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        Object value = xmlChoiceCollectionMapping.getAttributeValueFromObject(object);
        if(value == null) {
            return false;
        }
        ContainerPolicy cp = getContainerPolicy();
        Object iterator = cp.iteratorFor(value);
        if (cp.hasNext(iterator)) {
             XPathFragment groupingFragment = marshalRecord.openStartGroupingElements(namespaceResolver);
             marshalRecord.closeStartGroupingElements(groupingFragment);
        } else {
            return false;
        }
       
        while(cp.hasNext(iterator)) {
            Object nextValue = cp.next(iterator, session);
            marshalSingleValue(xPathFragment, marshalRecord, object, nextValue, session, namespaceResolver, ObjectMarshalContext.getInstance());
        }
        return true;
    }
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        Object collection = xmlCollectionReferenceMapping.getAttributeAccessor().getAttributeValueFromObject(object);
        if (null == collection) {
            return false;
        }
        ContainerPolicy cp = getContainerPolicy();
        Object iterator = cp.iteratorFor(collection);
        if (cp.hasNext(iterator)) {
            XPathFragment groupingFragment = marshalRecord.openStartGroupingElements(namespaceResolver);
            marshalRecord.closeStartGroupingElements(groupingFragment);
        } else {
            return false;
        }
        if(xPathFragment != XPathFragment.SELF_FRAGMENT) {
            marshalRecord.openStartElement(xPathFragment, namespaceResolver);
        }
        while (cp.hasNext(iterator)) {
            Object objectValue = cp.next(iterator, session);
            marshalSingleValue(xPathFragment, marshalRecord, object, objectValue, session, namespaceResolver, ObjectMarshalContext.getInstance());
        }
        if(xPathFragment != XPathFragment.SELF_FRAGMENT) {
            marshalRecord.endElement(xPathFragment, namespaceResolver);
        }
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    public boolean marshal(XPathFragment xPathFragment, MarshalRecord marshalRecord, Object object, AbstractSession session, NamespaceResolver namespaceResolver) {
        if (xmlAnyCollectionMapping.isReadOnly()) {
            return false;
        }
        ContainerPolicy cp = xmlAnyCollectionMapping.getContainerPolicy();
        Object collection = xmlAnyCollectionMapping.getAttributeAccessor().getAttributeValueFromObject(object);
        if (null == collection) {
            return false;
        }
        Object iterator = cp.iteratorFor(collection);
        if (cp.hasNext(iterator)) {
            XPathFragment groupingFragment = marshalRecord.openStartGroupingElements(namespaceResolver);
            marshalRecord.closeStartGroupingElements(groupingFragment);
        } else {
            return false;
        }
        Object objectValue;
        while (cp.hasNext(iterator)) {
            objectValue = cp.next(iterator, session);
            if(xmlAnyCollectionMapping.getConverter() != null) {
                objectValue = xmlAnyCollectionMapping.getConverter().convertObjectValueToDataValue(objectValue, session, marshalRecord.getMarshaller());
            }
            marshalSingleValue(xPathFragment, marshalRecord, object, objectValue, session, namespaceResolver, ObjectMarshalContext.getInstance());
        }
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        if (value != null && queryKey != null && queryKey.isObjectExpression()) {
            DatabaseMapping mapping = ((ObjectExpression) queryKey).getMapping();
            if (mapping != null){
                if (mapping.isCollectionMapping() && queryKey.isMapEntryExpression() && !((MapEntryExpression)queryKey).shouldReturnMapEntry()){
                    // this is a map key expression, operate on the key
                    ContainerPolicy cp = ((CollectionMapping)mapping).getContainerPolicy();
                    Object keyType = cp.getKeyType();
                    Class keyTypeClass = keyType instanceof Class ? (Class)keyType: ((ClassDescriptor)keyType).getJavaClass();
                    if (!keyTypeClass.isInstance(value)){
                        throw QueryException.incorrectClassForObjectComparison(baseExpression, value, mapping);
                    }
                } else if (mapping.isDirectCollectionMapping()){
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        }
        Object collection = xmlAnyAttributeMapping.getAttributeValueFromObject(object);
        if (collection == null) {
            return false;
        }
        ContainerPolicy cp = getContainerPolicy();
        Object iter = cp.iteratorFor(collection);
        if (!cp.hasNext(iter)) {
            return false;
        }
        XPathFragment groupingElements = marshalRecord.openStartGroupingElements(namespaceResolver);
        List extraNamespaces = new ArrayList();
        NamespaceResolver nr = marshalRecord.getNamespaceResolver();
        while (cp.hasNext(iter)) {
            Map.Entry entry = (Map.Entry)cp.nextEntry(iter, session);
            Object key = entry.getKey();
            if (key instanceof QName) {
                QName name = (QName) key;
                String value = entry.getValue().toString();
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        marshalRecord.closeStartGroupingElements(groupingElements);
        return true;
    }

    public void attribute(UnmarshalRecord unmarshalRecord, String namespaceURI, String localName, String value) {
        ContainerPolicy cp = xmlAnyAttributeMapping.getContainerPolicy();
        Object containerInstance = unmarshalRecord.getContainerInstance(this);
           
        boolean includeAttribute = true;
        if(!xmlAnyAttributeMapping.isNamespaceDeclarationIncluded() && XMLConstants.XMLNS_URL.equals(namespaceURI)){
            includeAttribute = false;              
        }else if(!xmlAnyAttributeMapping.isSchemaInstanceIncluded() && XMLConstants.SCHEMA_INSTANCE_URL.equals(namespaceURI)){
            includeAttribute = false;              
        }
                   
        if(includeAttribute){
            QName key = new QName(namespaceURI, localName);           
            cp.addInto(key, value, containerInstance, unmarshalRecord.getSession());
        }         
    }
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            if (this.isAbstractCompositeDirectCollectionMapping() && (xpathString.indexOf(XMLConstants.ATTRIBUTE) == -1) && (!xpathString.endsWith(XMLConstants.TEXT))) {           
                throw DescriptorException.invalidXpathForXMLDirectMapping(this);
            }           
        }
       
        ContainerPolicy cp = getContainerPolicy();
        if (cp != null) {
            if (cp.getContainerClass() == null) {
                Class cls = session.getDatasourcePlatform().getConversionManager().convertClassNameToClass(cp.getContainerClassName());
                cp.setContainerClass(cls);
            }
        }
        ((XMLField) this.getField()).setIsCDATA(this.isCDATA());
    }
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    /**
     * INTERNAL:
     * Build the nested collection from the database row.
     */
    public Object valueFromRow(AbstractRecord row, JoinedAttributeManager joinManager, ObjectBuildingQuery sourceQuery, CacheKey cacheKey, AbstractSession executionSession, boolean isTargetProtected, Boolean[] wasCacheUsed) throws DatabaseException {
        ContainerPolicy cp = this.getContainerPolicy();

        DOMRecord domRecord = (DOMRecord) row;

        Object fieldValue = domRecord.getValues(this.getField(), this.getNullPolicy());
        if (fieldValue == null) {
            if (reuseContainer) {
                Object currentObject = ((XMLRecord) row).getCurrentObject();
                Object container = getAttributeAccessor().getAttributeValueFromObject(currentObject);
                return container != null ? container : cp.containerInstance();
            } else {
                return cp.containerInstance();
            }
        }

        Vector fieldValues = this.getDescriptor().buildDirectValuesFromFieldValue(fieldValue);
        if (fieldValues == null) {
            if (reuseContainer) {
                Object currentObject = ((XMLRecord) row).getCurrentObject();
                Object container = getAttributeAccessor().getAttributeValueFromObject(currentObject);
                return container != null ? container : cp.containerInstance();
            } else {
                return cp.containerInstance();
            }
        }

        Object result = null;
        if (reuseContainer) {
            Object currentObject = ((XMLRecord) row).getCurrentObject();
            Object container = getAttributeAccessor().getAttributeValueFromObject(currentObject);
            result = container != null ? container : cp.containerInstance();
        } else {
            result = cp.containerInstance(fieldValues.size());
        }

        for (Enumeration stream = fieldValues.elements(); stream.hasMoreElements();) {
            Object element = stream.nextElement();
            if (hasValueConverter()) {
                if (getValueConverter() instanceof XMLConverter) {
                    element = ((XMLConverter) getValueConverter()).convertDataValueToObjectValue(element, executionSession, ((XMLRecord) row).getUnmarshaller());
                } else {
                    element = getValueConverter().convertDataValueToObjectValue(element, executionSession);
                }
            }
            cp.addInto(element, result, sourceQuery.getSession());
        }
        return result;
    }
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        if (attributeValue == null) {
            row.put(this.getField(), null);
            return;
        }

        ContainerPolicy cp = this.getContainerPolicy();

        Vector elements = new Vector(cp.sizeFor(attributeValue));
        for (Object iter = cp.iteratorFor(attributeValue); cp.hasNext(iter);) {
            Object element = cp.next(iter, session);
            if (hasValueConverter()) {
                if (getValueConverter() instanceof XMLConverter) {
                    element = ((XMLConverter) getValueConverter()).convertObjectValueToDataValue(element, session, ((XMLRecord) row).getMarshaller());
                } else {
                    element = getValueConverter().convertObjectValueToDataValue(element, session);
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Related Classes of org.eclipse.persistence.internal.queries.ContainerPolicy

  • org.eclipse.persistence.descriptors.CMPPolicy
  • org.eclipse.persistence.descriptors.InterfacePolicy
  • org.eclipse.persistence.eis.mappings.EISOneToManyMapping
  • org.eclipse.persistence.eis.mappings.EISOneToManyMappingHelper
  • org.eclipse.persistence.indirection.IndirectList
  • org.eclipse.persistence.indirection.IndirectSet
  • org.eclipse.persistence.internal.descriptors.ObjectBuilder
  • org.eclipse.persistence.internal.expressions.MapEntryExpression
  • org.eclipse.persistence.internal.expressions.ParameterExpression
  • org.eclipse.persistence.internal.expressions.SQLSelectStatement
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