Package org.eclipse.persistence.internal.helper

Examples of org.eclipse.persistence.internal.helper.DatabaseField

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            return parameter;
        }
       
        Collection container = (Collection)parameter;
       
        DatabaseField nestedType = ordField.getNestedTypeField();

        Object[] fields = new Object[container.size()];
        int i = 0;
        for (Iterator iter = container.iterator(); iter.hasNext();) {
            Object element = iter.next();
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        int size = sourceKeyFields.size();
        Vector key = new Vector(size);
        ConversionManager conversionManager = session.getDatasourcePlatform().getConversionManager();

        for (int index=0; index < size; index++) {
            DatabaseField field = sourceKeyFields.get(index);
            Object value = row.get(field);

            // Must ensure the classification gets a cache hit.
            try {
                value = conversionManager.convertObject(value, field.getType());
            } catch (ConversionException e) {
                throw ConversionException.couldNotBeConverted(this, getDescriptor(), e);
            }

            key.addElement(value);
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        int size = sourceKeyFields.size();
        Vector key = new Vector(size);
        ConversionManager conversionManager = session.getDatasourcePlatform().getConversionManager();

        for (int index = 0; index < size; index++) {
            DatabaseField targetField = targetForeignKeyFields.get(index);
            DatabaseField sourceField = sourceKeyFields.get(index);
            Object value = row.get(targetField);

            // Must ensure the classification gets a cache hit.
            try {
                value = conversionManager.convertObject(value, sourceField.getType());
            } catch (ConversionException e) {
                throw ConversionException.couldNotBeConverted(this, getDescriptor(), e);
            }

            key.addElement(value);
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    public void postInitialize(AbstractSession session) {
        super.postInitialize(session);
        Iterator<DatabaseField> targetForeignKeys = getTargetForeignKeyFields().iterator();
        Iterator<DatabaseField> sourceKeys = getSourceKeyFields().iterator();
        while (targetForeignKeys.hasNext()) {
            DatabaseField targetForeignKey = targetForeignKeys.next();
            DatabaseField sourcePrimaryKey = sourceKeys.next();
            if (targetForeignKey.getType() == null) {
                targetForeignKey.setType(getDescriptor().getObjectBuilder().getMappingForField(sourcePrimaryKey).getFieldClassification(sourcePrimaryKey));
            }
        }
    }
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        Expression builder = new ExpressionBuilder();

        List<DatabaseField> targetPrimaryKeyFields = getReferenceDescriptor().getPrimaryKeyFields();
        int size = targetPrimaryKeyFields.size();
        for (int index = 0; index < size; index++) {
            DatabaseField targetPrimaryKey = targetPrimaryKeyFields.get(index);
            Expression expression = builder.getField(targetPrimaryKey).equal(builder.getParameter(targetPrimaryKey));
            whereClause = expression.and(whereClause);
        }

        AbstractRecord modifyRow = new DatabaseRecord();
        size = targetForeignKeyFields.size();
        for (int index = 0; index < size; index++) {
            DatabaseField targetForeignKey = targetForeignKeyFields.get(index);
            modifyRow.put(targetForeignKey, null);
        }

        SQLUpdateStatement statement = new SQLUpdateStatement();
        statement.setTable(getReferenceDescriptor().getDefaultTable());
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        Expression builder = new ExpressionBuilder();

        List<DatabaseField> targetPrimaryKeyFields = getReferenceDescriptor().getPrimaryKeyFields();
        int size = targetPrimaryKeyFields.size();
        for (int index = 0; index < size; index++) {
            DatabaseField targetPrimaryKey = targetPrimaryKeyFields.get(index);
            Expression expression = builder.getField(targetPrimaryKey).equal(builder.getParameter(targetPrimaryKey));
            whereClause = expression.and(whereClause);
        }

        AbstractRecord modifyRow = new DatabaseRecord();
        size = targetForeignKeyFields.size();
        for (int index = 0; index < size; index++) {
            DatabaseField targetForeignKey = targetForeignKeyFields.get(index);
            modifyRow.put(targetForeignKey, null);
            Expression expression = builder.getField(targetForeignKey).equal(builder.getParameter(targetForeignKey));
            whereClause = expression.and(whereClause);
        }
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        Expression builder = new ExpressionBuilder();

        AbstractRecord modifyRow = new DatabaseRecord();
        int size = targetForeignKeyFields.size();
        for (int index = 0; index < size; index++) {
            DatabaseField targetForeignKey = targetForeignKeyFields.get(index);
            modifyRow.put(targetForeignKey, null);
            Expression expression = builder.getField(targetForeignKey).equal(builder.getParameter(targetForeignKey));
            whereClause = expression.and(whereClause);
        }
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     */
    protected void prepareTranslationRow(AbstractRecord translationRow, Object object, AbstractSession session) {
        // Make sure that each source key field is in the translation row.
        int size = sourceKeyFields.size();
        for(int i=0; i < size; i++) {
            DatabaseField sourceKey = sourceKeyFields.get(i);
            if (!translationRow.containsKey(sourceKey)) {
                Object value = getDescriptor().getObjectBuilder().extractValueFromObjectForField(object, sourceKey, session);
                translationRow.put(sourceKey, value);
            }
        }
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        AbstractRecord databaseRow = new DatabaseRecord();

        // Extract primary key and value from the source.
        int size = sourceKeyFields.size();
        for (int index = 0; index < size; index++) {
            DatabaseField sourceKey = sourceKeyFields.get(index);
            DatabaseField targetForeignKey = targetForeignKeyFields.get(index);
            Object sourceKeyValue = query.getTranslationRow().get(sourceKey);
            databaseRow.put(targetForeignKey, sourceKeyValue);
        }

        // Extract target field and its value. Construct insert statement and execute it
        List<DatabaseField> targetPrimaryKeyFields = getReferenceDescriptor().getPrimaryKeyFields();
        size = targetPrimaryKeyFields.size();
        for (Object iter = cp.iteratorFor(objects); cp.hasNext(iter);) {
            Object object = cp.next(iter, query.getSession());
            for(int index = 0; index < size; index++) {
                DatabaseField targetPrimaryKey = targetPrimaryKeyFields.get(index);
                Object targetKeyValue = getReferenceDescriptor().getObjectBuilder().extractValueFromObjectForField(object, targetPrimaryKey, query.getSession());
                databaseRow.put(targetPrimaryKey, targetKeyValue);
            }

            query.getSession().executeQuery(addTargetQuery, databaseRow);
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        AbstractRecord databaseRow = new DatabaseRecord();

        // Extract primary key and value from the source.
        int size = sourceKeyFields.size();
        for (int index = 0; index < size; index++) {
            DatabaseField sourceKey = sourceKeyFields.get(index);
            DatabaseField targetForeignKey = targetForeignKeyFields.get(index);
            Object sourceKeyValue = query.getTranslationRow().get(sourceKey);
            databaseRow.put(targetForeignKey, sourceKeyValue);
        }

        // Extract target field and its value. Construct insert statement and execute it
        List<DatabaseField> targetPrimaryKeyFields = getReferenceDescriptor().getPrimaryKeyFields();
        size = targetPrimaryKeyFields.size();
        for (int index = 0; index < size; index++) {
            DatabaseField targetPrimaryKey = targetPrimaryKeyFields.get(index);
            Object targetKeyValue = getReferenceDescriptor().getObjectBuilder().extractValueFromObjectForField(objectAdded, targetPrimaryKey, query.getSession());
            databaseRow.put(targetPrimaryKey, targetKeyValue);
        }

        query.getSession().executeQuery(addTargetQuery, databaseRow);
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Related Classes of org.eclipse.persistence.internal.helper.DatabaseField

  • org.eclipse.persistence.descriptors.CacheIndex
  • org.eclipse.persistence.descriptors.CMPPolicy
  • org.eclipse.persistence.descriptors.FetchGroupManager
  • org.eclipse.persistence.descriptors.partitioning.FieldPartitioningPolicy
  • org.eclipse.persistence.descriptors.SelectedFieldsLockingPolicy
  • org.eclipse.persistence.descriptors.SingleTableMultitenantPolicy
  • org.eclipse.persistence.descriptors.TablePerClassPolicy
  • org.eclipse.persistence.dynamic.DynamicTypeBuilder
  • org.eclipse.persistence.eis.interactions.IndexedInteraction
  • org.eclipse.persistence.eis.interactions.MappedInteraction
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