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.

        ContainerPolicy containerPolicy = getContainerPolicy();
        if (attributeValue == null) {
            return containerPolicy.containerInstance(1);
        }


        Object clonedAttributeValue = containerPolicy.containerInstance(containerPolicy.sizeFor(attributeValue));
        if (isSynchronizeOnMerge) {
            synchronized (attributeValue) {
                for (Object valuesIterator = containerPolicy.iteratorFor(attributeValue);
                         containerPolicy.hasNext(valuesIterator);) {
                    Object wrappedElement = containerPolicy.nextEntry(valuesIterator, unitOfWork);

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     */
    @Override
    public Object buildCloneForPartObject(Object attributeValue, Object original, CacheKey cacheKey, Object clone, AbstractSession cloningSession, Integer refreshCascade, boolean isExisting, boolean isFromSharedCache) {
        ContainerPolicy containerPolicy = getContainerPolicy();
        if (attributeValue == null) {
            return containerPolicy.containerInstance(1);
        }
        Object clonedAttributeValue = containerPolicy.containerInstance(containerPolicy.sizeFor(attributeValue));


        Object temporaryCollection = null;
        if (isSynchronizeOnMerge) {

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    public Object buildCloneForPartObject(Object attributeValue, Object original, CacheKey cacheKey, Object clone, AbstractSession cloningSession, Integer refreshCascade, boolean isExisting, boolean isFromSharedCache) {
        ContainerPolicy containerPolicy = getContainerPolicy();
        if (attributeValue == null) {
            return containerPolicy.containerInstance(1);
        }
        Object clonedAttributeValue = containerPolicy.containerInstance(containerPolicy.sizeFor(attributeValue));


        Object temporaryCollection = null;
        if (isSynchronizeOnMerge) {
            // I need to synchronize here to prevent the collection from changing while I am cloning it.
            // This will occur when I am merging into the cache and I am instantiating a UOW valueHolder at the same time

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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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              Object currentObject = ((XMLRecord) databaseRow).getCurrentObject();
              container = getAttributeAccessor().getAttributeValueFromObject(currentObject);
              
          } 
          if(container == null){
            container = cp.containerInstance();
          }
          return readFromRowIntoObject(databaseRow, joinManager, targetObject, parentCacheKey, sourceQuery, executionSession, isTargetProtected, container);
      
    }

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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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        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();
            }
        }

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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();
            }
        }


        Object result = null;
        if (reuseContainer) {

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        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();) {

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