Examples of org.teiid.query.mapping.xml.MappingElement

org.teiid.query.mapping.xml.MappingElement
A Mapping Node which defines a Element in XML Schema Mapping document

    }     
    


    private static MappingNode createXMLPlan2(int numChoices, int numDefaultChoice, boolean exception_on_Default) {
        MappingDocument doc = new MappingDocument(true);
        MappingElement root = doc.addChildElement(new MappingElement("Catalogs")); //$NON-NLS-1$
        MappingElement cat = root.addChildElement(new MappingElement("Catalog")); //$NON-NLS-1$
        MappingElement items = cat.addChildElement(new MappingElement("Items")); //$NON-NLS-1$


        // ======================================================================
        // CHOICE NODE STUFF
        //choice node, non-visual, so it has no name        
        MappingChoiceNode choice = items.addChoiceNode(new MappingChoiceNode(exception_on_Default));
        choice.setSource("xmltest.group.items"); //$NON-NLS-1$
        choice.setMaxOccurrs(-1);
        if (numChoices >= 1){
            MappingCriteriaNode item = getChoiceChild("Item", "xmltest.group.items.itemName='Lamp'", numDefaultChoice == 1); //$NON-NLS-1$ //$NON-NLS-2$
            choice.addCriteriaNode(item);

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    }


    private static MappingCriteriaNode getChoiceChild(String name, String criteria, boolean defalt){
        MappingCriteriaNode crit = new MappingCriteriaNode(criteria, defalt);
        
        MappingElement item = crit.addChildElement(new MappingElement(name));
        item.addAttribute(new MappingAttribute("ItemID", "xmltest.group.items.itemNum")); //$NON-NLS-1$ //$NON-NLS-2$
        item.addChildElement(new MappingElement("Name", "xmltest.group.items.itemName")) //$NON-NLS-1$ //$NON-NLS-2$
                .setNillable(true);
        item.addChildElement(new MappingElement("Quantity", "xmltest.group.items.itemQuantity")); //$NON-NLS-1$ //$NON-NLS-2$
        return crit;
    }

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        return crit;
    }    


    private static MappingDocument createXMLPlanWithDefaults() {
        MappingDocument doc = new MappingDocument(true);
        MappingElement root = doc.addChildElement(new MappingElement("Catalogs")); //$NON-NLS-1$


        MappingElement cat = root.addChildElement(new MappingElement("Catalog")); //$NON-NLS-1$
        MappingElement items = cat.addChildElement(new MappingElement("Items")); //$NON-NLS-1$


        MappingElement item = items.addChildElement(new MappingElement("Item")); //$NON-NLS-1$
        item.setSource("xmltest.group.items"); //$NON-NLS-1$
        item.setMaxOccurrs(-1);
        item.addAttribute(new MappingAttribute("ItemID", "xmltest.group.items.itemNum")); //$NON-NLS-1$ //$NON-NLS-2$
        item.addChildElement(new MappingElement("Name", "xmltest.group.items.itemName")) //$NON-NLS-1$ //$NON-NLS-2$
                .setNillable(true);
        item.addChildElement(new MappingElement("Quantity", "xmltest.group.items.itemQuantity")) //$NON-NLS-1$ //$NON-NLS-2$
            .setDefaultValue("1"); //$NON-NLS-1$


        return doc;                                
    }

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    }


    private static MappingNode createXMLPlanUltraAdvanced() {


        MappingDocument doc = new MappingDocument(true);
        MappingElement root = doc.addChildElement(new MappingElement("Catalogs")); //$NON-NLS-1$


        MappingElement cat = root.addChildElement(new MappingElement("Catalog")); //$NON-NLS-1$
        MappingElement items = cat.addChildElement(new MappingElement("Items")); //$NON-NLS-1$


        //choice node, non-visual, so it has no name
        boolean exceptionOnDefault = false;
        MappingChoiceNode choice = items.addChoiceNode(new MappingChoiceNode(exceptionOnDefault));
        choice.setSource("xmltest.group.items"); //$NON-NLS-1$
        choice.setMaxOccurrs(-1);
        MappingCriteriaNode crit1 = choice.addCriteriaNode(new MappingCriteriaNode("xmltest.group.items.itemStatus = 'okay'", false)); //$NON-NLS-1$       
        MappingElement item = crit1.addChildElement(new MappingElement("Item")); //$NON-NLS-1$         
        item.addAttribute(new MappingAttribute("ItemID", "xmltest.group.items.itemNum")); //$NON-NLS-1$ //$NON-NLS-2$
        item.addChildElement(new MappingElement("Name", "xmltest.group.items.itemName")) //$NON-NLS-1$ //$NON-NLS-2$
                .setNillable(true);
        item.addChildElement(new MappingElement("Quantity", "xmltest.group.items.itemQuantity")) //$NON-NLS-1$ //$NON-NLS-2$
            .setDefaultValue("0"); //$NON-NLS-1$


        MappingCriteriaNode crit2= choice.addCriteriaNode(new MappingCriteriaNode("xmltest.group.items.itemStatus = 'discontinued'", false)); //$NON-NLS-1$ 
        MappingElement discontinued = crit2.addChildElement(new MappingElement("DiscontinuedItem")); //$NON-NLS-1$         
        discontinued.addAttribute(new MappingAttribute("ItemID", "xmltest.group.items.itemNum")); //$NON-NLS-1$ //$NON-NLS-2$
        discontinued.addChildElement(new MappingElement("Name", "xmltest.group.items.itemName")) //$NON-NLS-1$ //$NON-NLS-2$
                .setNillable(true);
        discontinued.addChildElement(new MappingElement("Quantity", "xmltest.group.items.itemQuantity")) //$NON-NLS-1$ //$NON-NLS-2$
            .setDefaultValue("0"); //$NON-NLS-1$
        
        MappingCriteriaNode crit3 = choice.addCriteriaNode(new MappingCriteriaNode()); 
        MappingElement unknown = crit3.addChildElement(new MappingElement("StatusUnknown"));//$NON-NLS-1$
        unknown.addAttribute(new MappingAttribute("ItemID", "xmltest.group.items.itemNum")); //$NON-NLS-1$ //$NON-NLS-2$
        unknown.addChildElement(new MappingElement("Name", "xmltest.group.items.itemName")) //$NON-NLS-1$ //$NON-NLS-2$
                .setNillable(true);
        unknown.addChildElement(new MappingElement("Quantity", "xmltest.group.items.itemQuantity")) //$NON-NLS-1$ //$NON-NLS-2$
            .setDefaultValue("0"); //$NON-NLS-1$
                
        choice.addCriteriaNode(new MappingCriteriaNode("xmltest.group.items.itemStatus = 'something'", false)).setExclude(true); //$NON-NLS-1$ 
        choice.addCriteriaNode(new MappingCriteriaNode("xmltest.group.items.itemStatus = 'something'", false)).setExclude(true); //$NON-NLS-1$

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    private static MappingNode createXMLPlanUltraAdvancedExceptionOnDefault() {


        MappingDocument doc = new MappingDocument(true);
        MappingElement root = doc.addChildElement(new MappingElement("Catalogs")); //$NON-NLS-1$


        MappingElement cat = root.addChildElement(new MappingElement("Catalog")); //$NON-NLS-1$
        MappingElement items = cat.addChildElement(new MappingElement("Items")); //$NON-NLS-1$


        //choice node, non-visual, so it has no name
        boolean exceptionOnDefault = true;
        MappingChoiceNode choice = items.addChoiceNode(new MappingChoiceNode(exceptionOnDefault));
        choice.setSource("xmltest.group.items"); //$NON-NLS-1$
        choice.setMaxOccurrs(-1);
        MappingCriteriaNode crit1 = choice.addCriteriaNode(new MappingCriteriaNode("xmltest.group.items.itemStatus = 'okay'", false)); //$NON-NLS-1$     
        MappingElement item = crit1.addChildElement(new MappingElement("Item")); //$NON-NLS-1$        
        item.addAttribute(new MappingAttribute("ItemID", "xmltest.group.items.itemNum")); //$NON-NLS-1$ //$NON-NLS-2$
        item.addChildElement(new MappingElement("Name", "xmltest.group.items.itemName")) //$NON-NLS-1$ //$NON-NLS-2$
                .setNillable(true);
        item.addChildElement(new MappingElement("Quantity", "xmltest.group.items.itemQuantity")) //$NON-NLS-1$ //$NON-NLS-2$
            .setDefaultValue("0"); //$NON-NLS-1$


        MappingCriteriaNode crit2 = choice.addCriteriaNode(new MappingCriteriaNode("xmltest.group.items.itemStatus = 'discontinued'", false)); //$NON-NLS-1$ 
        MappingElement discontinued = crit2.addChildElement(new MappingElement("DiscontinuedItem")); //$NON-NLS-1$ 
        discontinued.addAttribute(new MappingAttribute("ItemID", "xmltest.group.items.itemNum")); //$NON-NLS-1$ //$NON-NLS-2$
        discontinued.addChildElement(new MappingElement("Name", "xmltest.group.items.itemName")) //$NON-NLS-1$ //$NON-NLS-2$
                .setNillable(true);
        discontinued.addChildElement(new MappingElement("Quantity", "xmltest.group.items.itemQuantity")) //$NON-NLS-1$ //$NON-NLS-2$
            .setDefaultValue("0"); //$NON-NLS-1$
                        
        choice.addCriteriaNode(new MappingCriteriaNode("xmltest.group.items.itemStatus = 'discontinued'", false)).setExclude(true); //$NON-NLS-1$ 
        
        return doc;

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    }    
    
    private static MappingNode createGroupDoc() {
        MappingDocument doc = new MappingDocument(true);
        
        MappingElement root = doc.addChildElement(new MappingElement("group")); //$NON-NLS-1$
        root.setSource("xqttest.group"); //$NON-NLS-1$
        root.setMinOccurrs(0);
        root.setMaxOccurrs(-1);
        
        MappingAttribute attr = new MappingAttribute("pseudoID", "xqttest.group.ID"); //$NON-NLS-1$ //$NON-NLS-2$         
        attr.setExclude(true);
        root.addAttribute(attr);


        MappingSequenceNode sequence = root.addSequenceNode(new MappingSequenceNode());
        sequence.addChildElement(new MappingElement("ID", "xqttest.group.ID")); //$NON-NLS-1$ //$NON-NLS-2$
        sequence.addChildElement(new MappingElement("code", "xqttest.group.Code")); //$NON-NLS-1$ //$NON-NLS-2$


        MappingElement supervisor = sequence.addChildElement(new MappingElement("supervisor")); //$NON-NLS-1$
        supervisor.setSource("xqttest.supervisor"); //$NON-NLS-1$
        supervisor.setMinOccurrs(0);
        supervisor.setMaxOccurrs(-1);


        MappingSequenceNode sequence1 = supervisor.addSequenceNode(new MappingSequenceNode());
        sequence1.addChildElement(new MappingElement("ID", "xqttest.supervisor.ID")); //$NON-NLS-1$ //$NON-NLS-2$
        sequence1.addChildElement(new MappingElement("code", "xqttest.supervisor.Code")); //$NON-NLS-1$ //$NON-NLS-2$
        
        MappingRecursiveElement group1 = (MappingRecursiveElement)sequence1.addChildElement(new MappingRecursiveElement("group", "xqttest.group")); //$NON-NLS-1$ //$NON-NLS-2$
        group1.setSource("xqttest.group1"); //$NON-NLS-1$
        group1.setMinOccurrs(0);
        group1.setMaxOccurrs(-1);

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    }   
    
    private static MappingNode createXMLPlanNormalization(String normMode) {


        MappingDocument doc = new MappingDocument(true);
        MappingElement root = doc.addChildElement(new MappingElement("Catalogs")); //$NON-NLS-1$


        MappingElement cat = root.addChildElement(new MappingElement("Catalog")); //$NON-NLS-1$
        MappingElement items = cat.addChildElement(new MappingElement("Items")); //$NON-NLS-1$


        //choice node, non-visual, so it has no name        
        MappingChoiceNode choice = items.addChoiceNode(new MappingChoiceNode());
        choice.setSource("xmltest.group.items"); //$NON-NLS-1$
        choice.setMaxOccurrs(-1);
        MappingCriteriaNode crit = choice.addCriteriaNode(new MappingCriteriaNode("xmltest.group.items.itemStatus = 'okay'", false)); //$NON-NLS-1$
        MappingElement item = crit.addChildElement(new MappingElement("Item")); //$NON-NLS-1$ 
        item.addAttribute(new MappingAttribute("ItemID", "xmltest.group.items.itemNum")); //$NON-NLS-1$ //$NON-NLS-2$
        item.addChildElement(new MappingElement("Name", "xmltest.group.items.itemName")) //$NON-NLS-1$ //$NON-NLS-2$
            .setNormalizeText(normMode) 
            .setNillable(true);
        item.addChildElement(new MappingElement("Quantity", "xmltest.group.items.itemQuantity")) //$NON-NLS-1$ //$NON-NLS-2$
            .setDefaultValue("0"); //$NON-NLS-1$
        
        MappingCriteriaNode crit2 = choice.addCriteriaNode(new MappingCriteriaNode("xmltest.group.items.itemStatus = 'discontinued'", false)); //$NON-NLS-1$ 
        MappingElement discontinuedItem = crit2.addChildElement(new MappingElement("DiscontinuedItem")); //$NON-NLS-1$ 
        discontinuedItem.addAttribute(new MappingAttribute("ItemID", "xmltest.group.items.itemNum")); //$NON-NLS-1$ //$NON-NLS-2$
        discontinuedItem.addChildElement(new MappingElement("Name", "xmltest.group.items.itemName")) //$NON-NLS-1$ //$NON-NLS-2$
            .setNormalizeText(normMode) 
            .setNillable(true);
        discontinuedItem.addChildElement(new MappingElement("Quantity", "xmltest.group.items.itemQuantity")) //$NON-NLS-1$ //$NON-NLS-2$
            .setDefaultValue("0"); //$NON-NLS-1$
        
        MappingCriteriaNode crit3 = choice.addCriteriaNode(new MappingCriteriaNode());      
        MappingElement unknownItem = crit3.addChildElement(new MappingElement("StatusUnknown")); //$NON-NLS-1$
        unknownItem.addAttribute(new MappingAttribute("ItemID", "xmltest.group.items.itemNum")); //$NON-NLS-1$ //$NON-NLS-2$
        unknownItem.addChildElement(new MappingElement("Name", "xmltest.group.items.itemName")) //$NON-NLS-1$ //$NON-NLS-2$
            .setNormalizeText(normMode) 
            .setNillable(true);
        unknownItem.addChildElement(new MappingElement("Quantity", "xmltest.group.items.itemQuantity")) //$NON-NLS-1$ //$NON-NLS-2$
            .setDefaultValue("0"); //$NON-NLS-1$        
        
        MappingCriteriaNode notIncludedSibling = choice.addCriteriaNode(new MappingCriteriaNode("xmltest.group.items.itemStatus = 'something'", false)); //$NON-NLS-1$ 
        notIncludedSibling.setExclude(true);

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    void visitNode(MappingElement element) {
        if (element.isNillable()) {
            MappingDocument doc = element.getDocument();


            // get the first visual node on the document.
            MappingElement rootElement = doc.getTagRootElement();
            
            Properties namespaces = rootElement.getNamespacesAsProperties();
            if (namespaces == null || !namespaces.containsKey(MappingNodeConstants.INSTANCES_NAMESPACE_PREFIX)) {
                rootElement.addNamespace(new Namespace(MappingNodeConstants.INSTANCES_NAMESPACE_PREFIX, MappingNodeConstants.INSTANCES_NAMESPACE));
            } 
            
            // now exit; we are done
            setAbort(true);
        }

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    private static MappingNode createXMLPlanNestedJoin() {
        
        MappingDocument doc = new MappingDocument(true);
        
        MappingElement root = doc.addChildElement(new MappingElement("Catalogs")); //$NON-NLS-1$


        root.setStagingTables(Arrays.asList(new String[] {"tempGroup.orders"})); //$NON-NLS-1$ 
        
        MappingElement cats = root.addChildElement(new MappingElement("Catalog")); //$NON-NLS-1$
        MappingElement items = cats.addChildElement(new MappingElement("Items")); //$NON-NLS-1$


        MappingElement item = items.addChildElement(new MappingElement("Item")); //$NON-NLS-1$
        item.setSource("xmltest.group.items"); //$NON-NLS-1$
        item.setMaxOccurrs(-1);    
        item.addAttribute(new MappingAttribute("ItemID", "xmltest.group.items.itemNum")); //$NON-NLS-1$ //$NON-NLS-2$
        item.addChildElement(new MappingElement("Name", "xmltest.group.items.itemName")); //$NON-NLS-1$ //$NON-NLS-2$
        item.addChildElement(new MappingElement("Quantity", "xmltest.group.items.itemQuantity")); //$NON-NLS-1$ //$NON-NLS-2$
        
        //NESTED STUFF======================================================================
        MappingElement nestedWrapper = item.addChildElement(new MappingElement("Suppliers")); //$NON-NLS-1$
        
        MappingElement supplier = nestedWrapper.addChildElement(new MappingElement("Supplier")); //$NON-NLS-1$
        supplier.setSource("xmltest.suppliers"); //$NON-NLS-1$
        supplier.setMaxOccurrs(-1);
        supplier.addAttribute(new MappingAttribute("SupplierID", "xmltest.suppliers.supplierNum")); //$NON-NLS-1$ //$NON-NLS-2$
        supplier.addChildElement(new MappingElement("Name","xmltest.suppliers.supplierName")); //$NON-NLS-1$ //$NON-NLS-2$
        supplier.addChildElement(new MappingElement("Zip", "xmltest.suppliers.supplierZipCode")); //$NON-NLS-1$ //$NON-NLS-2$
        
        MappingElement ordersWrapper = supplier.addChildElement(new MappingElement("Orders")); //$NON-NLS-1$        
        
        MappingElement order = ordersWrapper.addChildElement(new MappingElement("Order")); //$NON-NLS-1$
        order.setSource("xmltest.ordersC"); //$NON-NLS-1$
        order.setMaxOccurrs(-1);
        order.addAttribute(new MappingAttribute("OrderID", "xmltest.ordersC.orderNum")); //$NON-NLS-1$ //$NON-NLS-2$
        order.addChildElement(new MappingElement("OrderDate", "xmltest.ordersc.orderDate")); //$NON-NLS-1$ //$NON-NLS-2$
        order.addChildElement(new MappingElement("OrderQuantity", "xmltest.ordersC.orderQty")); //$NON-NLS-1$ //$NON-NLS-2$
        order.addChildElement(new MappingElement("OrderStatus", "xmltest.ordersC.orderStatus")) //$NON-NLS-1$ //$NON-NLS-2$
            .setMinOccurrs(0);                
        //NESTED STUFF======================================================================
        return doc;  
    }

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        element.setExclude(false);
        
        // if this element has any attributes which are "must have" then
        // turn the exclude off on them.
        if (element instanceof MappingElement) {
            MappingElement elem = (MappingElement)element;
            List attributes = elem.getAttributes();
            if (attributes != null && !attributes.isEmpty()) {
                for (Iterator i = attributes.iterator(); i.hasNext();) {
                    MappingAttribute attribute = (MappingAttribute)i.next();
                    if (attribute.isAlwaysInclude()) {
                        attribute.setExclude(false);

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Related Classes of org.teiid.query.mapping.xml.MappingElement

org.teiid.query.mapping.xml.TestMappingChoiceNode

org.teiid.query.mapping.xml.TestMappingDocument

org.teiid.query.mapping.xml.TestMappingElement

org.teiid.query.mapping.xml.TestMappingLoader

org.teiid.query.mapping.xml.TestMappingOutputter

org.teiid.query.optimizer.xml.FakeXMLMetadata

org.teiid.query.optimizer.xml.HandleNillableVisitor

org.teiid.query.optimizer.xml.MarkExcludeVisitor

org.teiid.query.optimizer.xml.TestHandleNillableNode

org.teiid.query.optimizer.xml.TestXMLPlanner

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