NamespaceImport.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 / Common / EntitySql / AST / NamespaceImport.cs / 1305376 / NamespaceImport.cs
                        

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

namespace System.Data.Common.EntitySql.AST 
{
    using System;
    using System.Globalization;
    using System.Collections; 
    using System.Collections.Generic;
 
    ///  
    /// Represents an ast node for namespace import (using nsABC;)
    ///  
    internal sealed class NamespaceImport : Node
    {
        private readonly Identifier _namespaceAlias;
        private readonly Node _namespaceName; 

        ///  
        /// Initializes a single name import. 
        /// 
        internal NamespaceImport(Identifier idenitifier) 
        {
            _namespaceName = idenitifier;
        }
 
        /// 
        /// Initializes a single name import. 
        ///  
        internal NamespaceImport(DotExpr dorExpr)
        { 
            _namespaceName = dorExpr;
        }

        ///  
        /// Initializes aliased import.
        ///  
        internal NamespaceImport(BuiltInExpr bltInExpr) 
        {
            _namespaceAlias = null; 

            Identifier aliasId = bltInExpr.Arg1 as Identifier;
            if (aliasId == null)
            { 
                throw EntityUtil.EntitySqlError(bltInExpr.Arg1.ErrCtx, System.Data.Entity.Strings.InvalidNamespaceAlias);
            } 
 
            _namespaceAlias = aliasId;
            _namespaceName = bltInExpr.Arg2; 
        }

        /// 
        /// Returns ns alias id if exists. 
        /// 
        internal Identifier Alias 
        { 
            get { return _namespaceAlias; }
        } 

        /// 
        /// Returns namespace name.
        ///  
        internal Node NamespaceName
        { 
            get { return _namespaceName; } 
        }
    } 
}

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

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