internal void Depends()

in src/dotnet-svcutil/lib/src/FrameworkFork/Microsoft.Xml/Xml/Serialization/ImportContext.cs [330:539]


        internal void Depends(XmlSchemaObject item, ArrayList refs)
        {
            if (item == null || _scope[item] != null)
                return;

            Type t = item.GetType();
            if (typeof(XmlSchemaType).IsAssignableFrom(t))
            {
                XmlQualifiedName baseName = XmlQualifiedName.Empty;
                XmlSchemaType baseType = null;
                XmlSchemaParticle particle = null;
                XmlSchemaObjectCollection attributes = null;

                if (item is XmlSchemaComplexType)
                {
                    XmlSchemaComplexType ct = (XmlSchemaComplexType)item;
                    if (ct.ContentModel != null)
                    {
                        XmlSchemaContent content = ct.ContentModel.Content;
                        if (content is XmlSchemaComplexContentRestriction)
                        {
                            baseName = ((XmlSchemaComplexContentRestriction)content).BaseTypeName;
                            attributes = ((XmlSchemaComplexContentRestriction)content).Attributes;
                        }
                        else if (content is XmlSchemaSimpleContentRestriction)
                        {
                            XmlSchemaSimpleContentRestriction restriction = (XmlSchemaSimpleContentRestriction)content;
                            if (restriction.BaseType != null)
                                baseType = restriction.BaseType;
                            else
                                baseName = restriction.BaseTypeName;
                            attributes = restriction.Attributes;
                        }
                        else if (content is XmlSchemaComplexContentExtension)
                        {
                            XmlSchemaComplexContentExtension extension = (XmlSchemaComplexContentExtension)content;
                            attributes = extension.Attributes;
                            particle = extension.Particle;
                            baseName = extension.BaseTypeName;
                        }
                        else if (content is XmlSchemaSimpleContentExtension)
                        {
                            XmlSchemaSimpleContentExtension extension = (XmlSchemaSimpleContentExtension)content;
                            attributes = extension.Attributes;
                            baseName = extension.BaseTypeName;
                        }
                    }
                    else
                    {
                        attributes = ct.Attributes;
                        particle = ct.Particle;
                    }
                    if (particle is XmlSchemaGroupRef)
                    {
                        XmlSchemaGroupRef refGroup = (XmlSchemaGroupRef)particle;
                        particle = ((XmlSchemaGroup)_schemas.Find(refGroup.RefName, typeof(XmlSchemaGroup), false)).Particle;
                    }
                    else if (particle is XmlSchemaGroupBase)
                    {
                        particle = (XmlSchemaGroupBase)particle;
                    }
                }
                else if (item is XmlSchemaSimpleType)
                {
                    XmlSchemaSimpleType simpleType = (XmlSchemaSimpleType)item;
                    XmlSchemaSimpleTypeContent content = simpleType.Content;
                    if (content is XmlSchemaSimpleTypeRestriction)
                    {
                        baseType = ((XmlSchemaSimpleTypeRestriction)content).BaseType;
                        baseName = ((XmlSchemaSimpleTypeRestriction)content).BaseTypeName;
                    }
                    else if (content is XmlSchemaSimpleTypeList)
                    {
                        XmlSchemaSimpleTypeList list = (XmlSchemaSimpleTypeList)content;
                        if (list.ItemTypeName != null && !list.ItemTypeName.IsEmpty)
                            baseName = list.ItemTypeName;
                        if (list.ItemType != null)
                        {
                            baseType = list.ItemType;
                        }
                    }
                    else if (content is XmlSchemaSimpleTypeRestriction)
                    {
                        baseName = ((XmlSchemaSimpleTypeRestriction)content).BaseTypeName;
                    }
                    else if (t == typeof(XmlSchemaSimpleTypeUnion))
                    {
                        XmlQualifiedName[] memberTypes = ((XmlSchemaSimpleTypeUnion)item).MemberTypes;

                        if (memberTypes != null)
                        {
                            for (int i = 0; i < memberTypes.Length; i++)
                            {
                                XmlSchemaType type = (XmlSchemaType)_schemas.Find(memberTypes[i], typeof(XmlSchemaType), false);
                                AddRef(refs, type);
                            }
                        }
                    }
                }
                if (baseType == null && !baseName.IsEmpty && baseName.Namespace != XmlSchema.Namespace)
                    baseType = (XmlSchemaType)_schemas.Find(baseName, typeof(XmlSchemaType), false);

                if (baseType != null)
                {
                    AddRef(refs, baseType);
                }
                if (particle != null)
                {
                    Depends(particle, refs);
                }
                if (attributes != null)
                {
                    for (int i = 0; i < attributes.Count; i++)
                    {
                        Depends(attributes[i], refs);
                    }
                }
            }
            else if (t == typeof(XmlSchemaElement))
            {
                XmlSchemaElement el = (XmlSchemaElement)item;
                if (!el.SubstitutionGroup.IsEmpty)
                {
                    if (el.SubstitutionGroup.Namespace != XmlSchema.Namespace)
                    {
                        XmlSchemaElement head = (XmlSchemaElement)_schemas.Find(el.SubstitutionGroup, typeof(XmlSchemaElement), false);
                        AddRef(refs, head);
                    }
                }
                if (!el.RefName.IsEmpty)
                {
                    el = (XmlSchemaElement)_schemas.Find(el.RefName, typeof(XmlSchemaElement), false);
                    AddRef(refs, el);
                }
                else if (!el.SchemaTypeName.IsEmpty)
                {
                    XmlSchemaType type = (XmlSchemaType)_schemas.Find(el.SchemaTypeName, typeof(XmlSchemaType), false);
                    AddRef(refs, type);
                }
                else
                {
                    Depends(el.SchemaType, refs);
                }
            }
            else if (t == typeof(XmlSchemaGroup))
            {
                Depends(((XmlSchemaGroup)item).Particle);
            }
            else if (t == typeof(XmlSchemaGroupRef))
            {
                XmlSchemaGroup group = (XmlSchemaGroup)_schemas.Find(((XmlSchemaGroupRef)item).RefName, typeof(XmlSchemaGroup), false);
                AddRef(refs, group);
            }
            else if (typeof(XmlSchemaGroupBase).IsAssignableFrom(t))
            {
                foreach (XmlSchemaObject o in ((XmlSchemaGroupBase)item).Items)
                {
                    Depends(o, refs);
                }
            }
            else if (t == typeof(XmlSchemaAttributeGroupRef))
            {
                XmlSchemaAttributeGroup group = (XmlSchemaAttributeGroup)_schemas.Find(((XmlSchemaAttributeGroupRef)item).RefName, typeof(XmlSchemaAttributeGroup), false);
                AddRef(refs, group);
            }
            else if (t == typeof(XmlSchemaAttributeGroup))
            {
                foreach (XmlSchemaObject o in ((XmlSchemaAttributeGroup)item).Attributes)
                {
                    Depends(o, refs);
                }
            }
            else if (t == typeof(XmlSchemaAttribute))
            {
                XmlSchemaAttribute at = (XmlSchemaAttribute)item;
                if (!at.RefName.IsEmpty)
                {
                    at = (XmlSchemaAttribute)_schemas.Find(at.RefName, typeof(XmlSchemaAttribute), false);
                    AddRef(refs, at);
                }
                else if (!at.SchemaTypeName.IsEmpty)
                {
                    XmlSchemaType type = (XmlSchemaType)_schemas.Find(at.SchemaTypeName, typeof(XmlSchemaType), false);
                    AddRef(refs, type);
                }
                else
                {
                    Depends(at.SchemaType, refs);
                }
            }
            if (typeof(XmlSchemaAnnotated).IsAssignableFrom(t))
            {
                XmlAttribute[] attrs = (XmlAttribute[])((XmlSchemaAnnotated)item).UnhandledAttributes;

                if (attrs != null)
                {
                    for (int i = 0; i < attrs.Length; i++)
                    {
                        XmlAttribute attribute = attrs[i];
                        if (attribute.LocalName == Wsdl.ArrayType && attribute.NamespaceURI == Wsdl.Namespace)
                        {
                            string dims;
                            XmlQualifiedName qname = TypeScope.ParseWsdlArrayType(attribute.Value, out dims, item);
                            XmlSchemaType type = (XmlSchemaType)_schemas.Find(qname, typeof(XmlSchemaType), false);
                            AddRef(refs, type);
                        }
                    }
                }
            }
        }