Package org.eclipse.persistence.internal.queries

Examples of org.eclipse.persistence.internal.queries.ContainerPolicy.containerInstance()

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    public void mergeIntoObject(Object target, boolean isTargetUnInitialized, Object source, MergeManager mergeManager) {
        ContainerPolicy cp = this.getContainerPolicy();
        AbstractSession session = mergeManager.getSession();

        Object sourceCollection = this.getRealCollectionAttributeValueFromObject(source, session);
        Object targetCollection = cp.containerInstance(cp.sizeFor(sourceCollection));

        for (Object iter = cp.iteratorFor(sourceCollection); cp.hasNext(iter);) {
            Object targetElement = this.buildElementFromElement(cp.next(iter, session), mergeManager);
            cp.addInto(targetElement, targetCollection, session);
        }
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        Object fieldValue = row.getValues(this.getField());

        // BUG#2667762 there could be whitespace in the row instead of null
        if ((fieldValue == null) || (fieldValue instanceof String)) {
            return cp.containerInstance();
        }

        Vector nestedRows = this.getDescriptor().buildNestedRowsFromFieldValue(fieldValue, executionSession);
        if (nestedRows == null) {
            return cp.containerInstance();
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            return cp.containerInstance();
        }

        Vector nestedRows = this.getDescriptor().buildNestedRowsFromFieldValue(fieldValue, executionSession);
        if (nestedRows == null) {
            return cp.containerInstance();
        }

        Object result = cp.containerInstance(nestedRows.size());
        for (Enumeration stream = nestedRows.elements(); stream.hasMoreElements();) {
            AbstractRecord nestedRow = (AbstractRecord) stream.nextElement();
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        Vector nestedRows = this.getDescriptor().buildNestedRowsFromFieldValue(fieldValue, executionSession);
        if (nestedRows == null) {
            return cp.containerInstance();
        }

        Object result = cp.containerInstance(nestedRows.size());
        for (Enumeration stream = nestedRows.elements(); stream.hasMoreElements();) {
            AbstractRecord nestedRow = (AbstractRecord) stream.nextElement();

            ClassDescriptor aDescriptor = getReferenceDescriptor((DOMRecord) nestedRow);
            if (aDescriptor.hasInheritance()) {
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        for (Iterator fieldIt = getFields().iterator(); fieldIt.hasNext();) {
            XMLField fld = (XMLField) fieldIt.next();
            XMLField tgtFld = (XMLField) getSourceToTargetKeyFieldAssociations().get(fld);
            Object fieldValue = databaseRow.getValues(fld);
            if ((fieldValue == null) || (fieldValue instanceof String) || !(fieldValue instanceof Vector)) {
                return cp.containerInstance();
            }
            // fix for bug# 5687430
            // need to get the actual type of the target (i.e. int, String, etc.)
            // and use the converted value when checking the cache.
            XMLConversionManager xmlConversionManager = (XMLConversionManager) executionSession.getDatasourcePlatform().getConversionManager();
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    public Object valueFromRow(AbstractRecord row, JoinedAttributeManager joinManager, ObjectBuildingQuery sourceQuery, AbstractSession executionSession) throws DatabaseException {
        ContainerPolicy cp = this.getContainerPolicy();

        Object fieldValue = row.getValues(this.getField());
        if (fieldValue == null) {
            return cp.containerInstance();
        }

        Vector fieldValues = this.getDescriptor().buildDirectValuesFromFieldValue(fieldValue);
        if (fieldValues == null) {
            return cp.containerInstance();
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            return cp.containerInstance();
        }

        Vector fieldValues = this.getDescriptor().buildDirectValuesFromFieldValue(fieldValue);
        if (fieldValues == null) {
            return cp.containerInstance();
        }

        Object result = cp.containerInstance(fieldValues.size());
        for (Enumeration stream = fieldValues.elements(); stream.hasMoreElements();) {
            Object element = stream.nextElement();
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        Vector fieldValues = this.getDescriptor().buildDirectValuesFromFieldValue(fieldValue);
        if (fieldValues == null) {
            return cp.containerInstance();
        }

        Object 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());
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        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();
            }
        }
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            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) {
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