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

Package org.eclipse.persistence.internal.queries

Class org.eclipse.persistence.internal.queries.ContainerPolicy

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

org.eclipse.persistence.internal.queries.ContainerPolicy.containerInstance()
INTERNAL: Return an instance of the container class. Null should never be returned. A ValidationException is thrown on error.

        Vector nestedRows = null;
        if (fieldValue instanceof Vector) {
            nestedRows = (Vector)fieldValue;
        }
        if ((nestedRows == null) || nestedRows.isEmpty()) {
            return cp.containerInstance();
        }
        Object result = cp.containerInstance(nestedRows.size());
        for (Enumeration stream = nestedRows.elements(); stream.hasMoreElements();) {
            Object next = stream.nextElement();
            if (next instanceof Element) {

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            nestedRows = (Vector)fieldValue;
        }
        if ((nestedRows == null) || nestedRows.isEmpty()) {
            return cp.containerInstance();
        }
        Object result = cp.containerInstance(nestedRows.size());
        for (Enumeration stream = nestedRows.elements(); stream.hasMoreElements();) {
            Object next = stream.nextElement();
            if (next instanceof Element) {                
                XMLPlatformFactory.getInstance().getXMLPlatform().namespaceQualifyFragment((Element)next);
            }

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        //This DOMRecord represents the root node of the AnyType instance
        //Grab ALL children to populate the collection.
        Node root = record.getDOM();
        NodeList children = root.getChildNodes();
        ContainerPolicy cp = getContainerPolicy();
        Object container = cp.containerInstance();
        int length = children.getLength();
        Node next = null;
        if(length > 0) {
            next = record.getDOM().getFirstChild();
        }

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        }
        //handle ARRAY conversions
        ReadObjectQuery query = new ReadObjectQuery();
        query.setSession(session);
        ContainerPolicy cp = ContainerPolicy.buildPolicyFor(arrayField.getType());
        Object container = cp.containerInstance(objects.length);
        for (int i = 0; i < objects.length; i++) {
            Object arrayValue = objects[i];
            if (arrayValue == null) {
                return null;
            }

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            }


            ContainerMapping containerMapping = (ContainerMapping) mapping;
            ContainerPolicy containerPolicy = containerMapping.getContainerPolicy();
            if(null == container) {
                container = containerPolicy.containerInstance();
                mapping.setAttributeValueInObject(object, container);
            }
            containerMapping.getContainerPolicy().addInto(value, container, null);
        }              
    }

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    public Object valueFromRow(AbstractRecord row, JoinedAttributeManager joinManager, ObjectBuildingQuery query, AbstractSession executionSession) {
        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();


            // PERF: Direct variable access.
            //Object value = row.get(field);

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    private void mergeChangesIntoObjectWithOrder(Object target, ChangeRecord changeRecord, Object source, MergeManager mergeManager) {
        ContainerPolicy cp = this.getContainerPolicy();
        AbstractSession session = mergeManager.getSession();


        Vector changes = ((EISOrderedCollectionChangeRecord)changeRecord).getNewCollection();
        Object targetCollection = cp.containerInstance(changes.size());


        for (Enumeration stream = changes.elements(); stream.hasMoreElements();) {
            Object targetElement = this.buildAddedElementFromChangeSet(stream.nextElement(), mergeManager);
            cp.addInto(targetElement, targetCollection, session);
        }

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        ContainerPolicy cp = this.getContainerPolicy();
        AbstractSession session = mergeManager.getSession();


        Object targetCollection = null;
        if (sdkChangeRecord.getOwner().isNew()) {
            targetCollection = cp.containerInstance(sdkChangeRecord.getAdds().size());
        } else {
            targetCollection = this.getRealCollectionAttributeValueFromObject(target, session);
        }


        Vector removes = sdkChangeRecord.getRemoves();

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