XmlSchemaGroupBase.cs

using System.Xml.Serialization;

namespace System.Xml.Schema
{
    public abstract class XmlSchemaGroupBase : XmlSchemaParticle
    {
        [XmlIgnore]
        public abstract XmlSchemaObjectCollection Items
        {
            get;
        }

        internal abstract void SetItems(XmlSchemaObjectCollection newItems);
    }
}