private void Write53_XmlSchemaSequence(string n, string ns, XmlSchemaSequence o, bool isNullable, bool needType)
 {
     if (o == null)
     {
         if (isNullable)
         {
             base.WriteNullTagLiteral(n, ns);
         }
     }
     else
     {
         if (!needType && !(o.GetType() == typeof(XmlSchemaSequence)))
         {
             throw base.CreateUnknownTypeException(o);
         }
         base.EscapeName = false;
         base.WriteStartElement(n, ns, o, false, o.Namespaces);
         if (needType)
         {
             base.WriteXsiType("XmlSchemaSequence", "http://www.w3.org/2001/XMLSchema");
         }
         base.WriteAttribute("id", "", o.Id);
         XmlAttribute[] unhandledAttributes = o.UnhandledAttributes;
         if (unhandledAttributes != null)
         {
             for (int i = 0; i < unhandledAttributes.Length; i++)
             {
                 XmlAttribute node = unhandledAttributes[i];
                 base.WriteXmlAttribute(node, o);
             }
         }
         base.WriteAttribute("minOccurs", "", o.MinOccursString);
         base.WriteAttribute("maxOccurs", "", o.MaxOccursString);
         this.Write11_XmlSchemaAnnotation("annotation", "http://www.w3.org/2001/XMLSchema", o.Annotation, false, false);
         XmlSchemaObjectCollection items = o.Items;
         if (items != null)
         {
             for (int j = 0; j < items.Count; j++)
             {
                 XmlSchemaObject obj2 = items[j];
                 if (obj2 is XmlSchemaChoice)
                 {
                     this.Write54_XmlSchemaChoice("choice", "http://www.w3.org/2001/XMLSchema", (XmlSchemaChoice) obj2, false, false);
                 }
                 else if (obj2 is XmlSchemaSequence)
                 {
                     this.Write53_XmlSchemaSequence("sequence", "http://www.w3.org/2001/XMLSchema", (XmlSchemaSequence) obj2, false, false);
                 }
                 else if (obj2 is XmlSchemaGroupRef)
                 {
                     this.Write44_XmlSchemaGroupRef("group", "http://www.w3.org/2001/XMLSchema", (XmlSchemaGroupRef) obj2, false, false);
                 }
                 else if (obj2 is XmlSchemaElement)
                 {
                     this.Write52_XmlSchemaElement("element", "http://www.w3.org/2001/XMLSchema", (XmlSchemaElement) obj2, false, false);
                 }
                 else if (obj2 is XmlSchemaAny)
                 {
                     this.Write46_XmlSchemaAny("any", "http://www.w3.org/2001/XMLSchema", (XmlSchemaAny) obj2, false, false);
                 }
                 else if (obj2 != null)
                 {
                     throw base.CreateUnknownTypeException(obj2);
                 }
             }
         }
         base.WriteEndElement(o);
     }
 }