FacetEnabledSchemaElement.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / DataEntity / System / Data / EntityModel / SchemaObjectModel / FacetEnabledSchemaElement.cs / 1305376 / FacetEnabledSchemaElement.cs
                        

                        
                            //---------------------------------------------------------------------- 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// 
// @owner       [....]
// @backupOwner [....] 
//--------------------------------------------------------------------- 

using System; 
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Data.Metadata.Edm; 
using System.Diagnostics;
using System.Xml; 
 
namespace System.Data.EntityModel.SchemaObjectModel
{ 
    abstract class FacetEnabledSchemaElement : SchemaElement
    {
        protected SchemaType _type = null;
        protected string _unresolvedType = null; 
        protected TypeUsageBuilder _typeUsageBuilder;
 
        #region public properties 
        internal new Function ParentElement
        { 
            get
            {
                return base.ParentElement as Function;
            } 
        }
 
        internal SchemaType Type 
        {
            get 
            {
                return _type;
            }
        } 

        internal virtual TypeUsage TypeUsage 
        { 
            get
            { 
                return _typeUsageBuilder.TypeUsage;
            }
        }
 
        internal bool HasUserDefinedFacets
        { 
            get 
            {
                return _typeUsageBuilder.HasUserDefinedFacets; 
            }
        }
        #endregion
 
        #region Internal Properties
        internal string UnresolvedType 
        { 
            get
            { 
                return _unresolvedType;
            }
            set
            { 
                _unresolvedType = value;
            } 
        } 
        #endregion
 
        #region Public Methods
        /// 
        ///
        ///  
        /// 
        internal FacetEnabledSchemaElement(Function parentElement) 
            : base(parentElement) 
        {
 
        }

        internal FacetEnabledSchemaElement(SchemaElement parentElement)
            : base(parentElement) 
        {
 
        } 

        #endregion 

        #region Internal Methods
        internal override void ResolveTopLevelNames()
        { 
            base.ResolveTopLevelNames();
 
 
            Debug.Assert(this.Type == null, "This must be resolved exactly once");
 
            if (Schema.ResolveTypeName(this, UnresolvedType, out _type))
            {
                if (!(_type is ScalarType) && Schema.DataModel != SchemaDataModelOption.EntityDataModel)
                { 
                    AddError(ErrorCode.FunctionWithNonScalarTypeNotSupported,
                             EdmSchemaErrorSeverity.Error, 
                             this, 
                             System.Data.Entity.Strings.FunctionWithNonScalarTypeNotSupported(_type.FQName, this.ParentElement.FQName));
                    return; 
                }

                if (Schema.DataModel == SchemaDataModelOption.ProviderManifestModel && _typeUsageBuilder.HasUserDefinedFacets)
                { 
                    bool isInProviderManifest = Schema.DataModel == SchemaDataModelOption.ProviderManifestModel;
                    _typeUsageBuilder.ValidateAndSetTypeUsage((ScalarType)_type, !isInProviderManifest); 
                } 
            }
        } 

        internal void ValidateAndSetTypeUsage(ScalarType scalar)
        {
            _typeUsageBuilder.ValidateAndSetTypeUsage(scalar, false); 
        }
        #endregion 
 
        protected override bool HandleAttribute(XmlReader reader)
        { 
            if (base.HandleAttribute(reader))
            {
                return true;
            } 
            else if (_typeUsageBuilder.HandleAttribute(reader))
            { 
                return true; 
            }
 
            return false;
        }

    } 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.

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