util.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / Orcas / QFE / ndp / fx / src / DataEntity / System / Data / Metadata / Edm / util.cs / 1 / util.cs
                        

                        
                            //---------------------------------------------------------------------- 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// 
// @owner  [....], [....]
//--------------------------------------------------------------------- 
 
using System;
using System.Collections.Generic; 
using System.Data.Common;
using System.Diagnostics;
using System.Text;
 
namespace System.Data.Metadata.Edm
{ 
    ///  
    /// Class holding utility functions for metadata
    ///  
    internal static class Util
    {
        #region Methods
        ///  
        /// Throws an appropriate exception if the given item is a readonly, used when an attempt is made to change
        /// a property 
        ///  
        /// The item whose readonly is being tested
        internal static void ThrowIfReadOnly(MetadataItem item) 
        {
            Debug.Assert(item != null, "The given item is null");
            if (item.IsReadOnly)
            { 
                throw EntityUtil.OperationOnReadOnlyItem();
            } 
        } 

        ///  
        /// Check to make sure the given item do have identity
        /// 
        /// The item to check for valid identity
        /// The name of the argument 
        internal static void CheckItemHasIdentity(MetadataItem item, string argumentName)
        { 
            EntityUtil.GenericCheckArgumentNull(item, argumentName); 
            if (string.IsNullOrEmpty(item.Identity))
            { 
                throw EntityUtil.EmptyIdentity(argumentName);
            }
        }
        #endregion 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//---------------------------------------------------------------------- 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// 
// @owner  [....], [....]
//--------------------------------------------------------------------- 
 
using System;
using System.Collections.Generic; 
using System.Data.Common;
using System.Diagnostics;
using System.Text;
 
namespace System.Data.Metadata.Edm
{ 
    ///  
    /// Class holding utility functions for metadata
    ///  
    internal static class Util
    {
        #region Methods
        ///  
        /// Throws an appropriate exception if the given item is a readonly, used when an attempt is made to change
        /// a property 
        ///  
        /// The item whose readonly is being tested
        internal static void ThrowIfReadOnly(MetadataItem item) 
        {
            Debug.Assert(item != null, "The given item is null");
            if (item.IsReadOnly)
            { 
                throw EntityUtil.OperationOnReadOnlyItem();
            } 
        } 

        ///  
        /// Check to make sure the given item do have identity
        /// 
        /// The item to check for valid identity
        /// The name of the argument 
        internal static void CheckItemHasIdentity(MetadataItem item, string argumentName)
        { 
            EntityUtil.GenericCheckArgumentNull(item, argumentName); 
            if (string.IsNullOrEmpty(item.Identity))
            { 
                throw EntityUtil.EmptyIdentity(argumentName);
            }
        }
        #endregion 
    }
} 

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

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