FindMatchingElement()

XmlSchemaElement System.Xml.Schema.XmlSchemaInference.FindMatchingElement ( bool bCreatingNewType, XmlReader xtr, XmlSchemaComplexType ct, ref int lastUsedSeqItem, ref bool bParticleChanged, XmlSchema parentSchema, bool setMaxoccurs )

inlinepackage

Definition at line 863 of file XmlSchemaInference.cs.

    {
        if (xtr.NamespaceURI == "http://www.w3.org/2001/XMLSchema")
        {
            throw new XmlSchemaInferenceException(System.SR.SchInf_schema, 0, 0);
        }
        bool flag = lastUsedSeqItem == -1;
        XmlSchemaObjectCollection xmlSchemaObjectCollection = new XmlSchemaObjectCollection();
        if (ct.Particle.GetType() == typeof(XmlSchemaSequence))
        {
            string text = xtr.NamespaceURI;
            if (text.Length == 0)
            {
                text = null;
            }
            XmlSchemaSequence xmlSchemaSequence = (XmlSchemaSequence)ct.Particle;
            if (xmlSchemaSequence.Items.Count < 1 && !bCreatingNewType)
            {
                lastUsedSeqItem = 0;
                XmlSchemaElement xmlSchemaElement = AddElement(xtr.LocalName, xtr.Prefix, xtr.NamespaceURI, parentSchema, xmlSchemaSequence.Items, -1);
                xmlSchemaElement.MinOccurs = 0m;
                return xmlSchemaElement;
            }
            if (xmlSchemaSequence.Items[0].GetType() == typeof(XmlSchemaChoice))
            {
                XmlSchemaChoice xmlSchemaChoice = (XmlSchemaChoice)xmlSchemaSequence.Items[0];
                for (int i = 0; i < xmlSchemaChoice.Items.Count; i++)
                {
                    if (!(xmlSchemaChoice.Items[i] is XmlSchemaElement xmlSchemaElement2))
                    {
                        throw new XmlSchemaInferenceException(System.SR.SchInf_UnknownParticle, 0, 0);
                    }
                    if (xmlSchemaElement2.Name == xtr.LocalName && parentSchema.TargetNamespace == text)
                    {
                        InferElement(xmlSchemaElement2, bCreatingNewType: false, parentSchema);
                        SetMinMaxOccurs(xmlSchemaElement2, setMaxoccurs);
                        return xmlSchemaElement2;
                    }
                    if (xmlSchemaElement2.RefName.Name == xtr.LocalName && xmlSchemaElement2.RefName.Namespace == xtr.NamespaceURI)
                    {
                        XmlSchemaElement xmlSchemaElement3 = FindGlobalElement(text, xtr.LocalName, out parentSchema);
                        InferElement(xmlSchemaElement3, bCreatingNewType: false, parentSchema);
                        SetMinMaxOccurs(xmlSchemaElement2, setMaxoccurs);
                        return xmlSchemaElement3;
                    }
                }
                return AddElement(xtr.LocalName, xtr.Prefix, xtr.NamespaceURI, parentSchema, xmlSchemaChoice.Items, -1);
            }
            int num = 0;
            if (lastUsedSeqItem >= 0)
            {
                num = lastUsedSeqItem;
            }
            XmlSchemaParticle xmlSchemaParticle = xmlSchemaSequence.Items[num] as XmlSchemaParticle;
            if (!(xmlSchemaParticle is XmlSchemaElement xmlSchemaElement4))
            {
                throw new XmlSchemaInferenceException(System.SR.SchInf_UnknownParticle, 0, 0);
            }
            if (xmlSchemaElement4.Name == xtr.LocalName && parentSchema.TargetNamespace == text)
            {
                if (!flag)
                {
                    xmlSchemaElement4.MaxOccurs = decimal.MaxValue;
                }
                lastUsedSeqItem = num;
                InferElement(xmlSchemaElement4, bCreatingNewType: false, parentSchema);
                SetMinMaxOccurs(xmlSchemaElement4, setMaxOccurs: false);
                return xmlSchemaElement4;
            }
            if (xmlSchemaElement4.RefName.Name == xtr.LocalName && xmlSchemaElement4.RefName.Namespace == xtr.NamespaceURI)
            {
                if (!flag)
                {
                    xmlSchemaElement4.MaxOccurs = decimal.MaxValue;
                }
                lastUsedSeqItem = num;
                XmlSchemaElement xse = FindGlobalElement(text, xtr.LocalName, out parentSchema);
                InferElement(xse, bCreatingNewType: false, parentSchema);
                SetMinMaxOccurs(xmlSchemaElement4, setMaxOccurs: false);
                return xmlSchemaElement4;
            }
            if (flag && xmlSchemaElement4.MinOccurs != 0m)
            {
                xmlSchemaObjectCollection.Add(xmlSchemaElement4);
            }
            for (num++; num < xmlSchemaSequence.Items.Count; num++)
            {
                xmlSchemaParticle = xmlSchemaSequence.Items[num] as XmlSchemaParticle;
                if (!(xmlSchemaParticle is XmlSchemaElement xmlSchemaElement5))
                {
                    throw new XmlSchemaInferenceException(System.SR.SchInf_UnknownParticle, 0, 0);
                }
                if (xmlSchemaElement5.Name == xtr.LocalName && parentSchema.TargetNamespace == text)
                {
                    lastUsedSeqItem = num;
                    for (int j = 0; j < xmlSchemaObjectCollection.Count; j++)
                    {
                        ((XmlSchemaElement)xmlSchemaObjectCollection[j]).MinOccurs = 0m;
                    }
                    InferElement(xmlSchemaElement5, bCreatingNewType: false, parentSchema);
                    SetMinMaxOccurs(xmlSchemaElement5, setMaxoccurs);
                    return xmlSchemaElement5;
                }
                if (xmlSchemaElement5.RefName.Name == xtr.LocalName && xmlSchemaElement5.RefName.Namespace == xtr.NamespaceURI)
                {
                    lastUsedSeqItem = num;
                    for (int k = 0; k < xmlSchemaObjectCollection.Count; k++)
                    {
                        ((XmlSchemaElement)xmlSchemaObjectCollection[k]).MinOccurs = 0m;
                    }
                    XmlSchemaElement xmlSchemaElement6 = FindGlobalElement(text, xtr.LocalName, out parentSchema);
                    InferElement(xmlSchemaElement6, bCreatingNewType: false, parentSchema);
                    SetMinMaxOccurs(xmlSchemaElement5, setMaxoccurs);
                    return xmlSchemaElement6;
                }
                xmlSchemaObjectCollection.Add(xmlSchemaElement5);
            }
            XmlSchemaElement xmlSchemaElement7 = null;
            XmlSchemaElement xse2 = null;
            if (parentSchema.TargetNamespace == text)
            {
                xmlSchemaElement7 = FindElement(xmlSchemaSequence.Items, xtr.LocalName);
                xse2 = xmlSchemaElement7;
            }
            else
            {
                xmlSchemaElement7 = FindElementRef(xmlSchemaSequence.Items, xtr.LocalName, xtr.NamespaceURI);
                if (xmlSchemaElement7 != null)
                {
                    xse2 = FindGlobalElement(text, xtr.LocalName, out parentSchema);
                }
            }
            if (xmlSchemaElement7 != null)
            {
                XmlSchemaChoice xmlSchemaChoice2 = new XmlSchemaChoice();
                xmlSchemaChoice2.MaxOccurs = decimal.MaxValue;
                SetMinMaxOccurs(xmlSchemaElement7, setMaxoccurs);
                InferElement(xse2, bCreatingNewType: false, parentSchema);
                for (int l = 0; l < xmlSchemaSequence.Items.Count; l++)
                {
                    xmlSchemaChoice2.Items.Add(CreateNewElementforChoice((XmlSchemaElement)xmlSchemaSequence.Items[l]));
                }
                xmlSchemaSequence.Items.Clear();
                xmlSchemaSequence.Items.Add(xmlSchemaChoice2);
                return xmlSchemaElement7;
            }
            xmlSchemaElement7 = AddElement(xtr.LocalName, xtr.Prefix, xtr.NamespaceURI, parentSchema, xmlSchemaSequence.Items, ++lastUsedSeqItem);
            if (!bCreatingNewType)
            {
                xmlSchemaElement7.MinOccurs = 0m;
            }
            return xmlSchemaElement7;
        }
        throw new XmlSchemaInferenceException(System.SR.SchInf_noseq, 0, 0);
    }

References System.Xml.Schema.XmlSchemaObjectCollection.Add(), System.Collections.CollectionBase.Clear(), System.Collections.CollectionBase.Count, System.Xml.Schema.XmlSchemaChoice.Items, System.Xml.Schema.XmlSchemaSequence.Items, System.Xml.XmlReader.LocalName, System.Xml.XmlReader.NamespaceURI, System.Xml.Schema.XmlSchemaComplexType.Particle, System.Xml.XmlReader.Prefix, System.SR.SchInf_noseq, System.SR.SchInf_schema, System.SR.SchInf_UnknownParticle, System.Xml.Schema.XmlSchema.TargetNamespace, and System.text.