PrimitiveCodeDomSerializer.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 / cdf / src / WF / Common / AuthoringOM / Serializer / PrimitiveCodeDomSerializer.cs / 1305376 / PrimitiveCodeDomSerializer.cs
                        

                        
                            namespace System.Workflow.ComponentModel.Serialization 
{
    using System;
    using System.CodeDom;
    using System.ComponentModel; 
    using System.ComponentModel.Design;
    using System.ComponentModel.Design.Serialization; 
    using System.Collections; 
    using System.Resources;
    using System.Workflow.ComponentModel.Design; 
    using System.Collections.Generic;
    using Microsoft.CSharp;
    using System.Workflow.ComponentModel;
    using System.Workflow.ComponentModel.Compiler; 
    using System.CodeDom.Compiler;
    using System.IO; 
    using System.Reflection; 
    using System.Diagnostics;
 
    #region Class PrimitiveCodeDomSerializer
    // work around : PD7's PrimitiveCodeDomSerializer does not handle well strings bigger than 200 characters,
 	//       we push our own version to fix it.
	internal class PrimitiveCodeDomSerializer : CodeDomSerializer 
	{
		private static readonly string JSharpFileExtension = ".jsl"; 
 		private static PrimitiveCodeDomSerializer defaultSerializer; 

		internal static PrimitiveCodeDomSerializer Default 
 		{
 			get
			{
 				if (defaultSerializer == null) 
				{
					defaultSerializer = new PrimitiveCodeDomSerializer(); 
				} 
 				return defaultSerializer;
			} 
 		}

 		public override object Serialize(IDesignerSerializationManager manager, object value)
		{ 

 			CodeExpression expression = new CodePrimitiveExpression(value); 
 
			if (value == null
				|| value is bool 
				|| value is char
 				|| value is int
				|| value is float
 				|| value is double) 
 			{
 
				// work aroundf for J#, since they don't support auto-boxing of value types yet. 
 				CodeDomProvider codeProvider = manager.GetService(typeof(CodeDomProvider)) as CodeDomProvider;
				if (codeProvider != null && String.Equals(codeProvider.FileExtension, JSharpFileExtension)) 
				{
					// See if we are boxing - if so, insert a cast.
 					ExpressionContext cxt = manager.Context[typeof(ExpressionContext)] as ExpressionContext;
					//Debug.Assert(cxt != null, "No expression context on stack - J# boxing cast will not be inserted"); 
 					if (cxt != null)
 					{ 
						if (cxt.ExpressionType == typeof(object)) 
 						{
							expression = new CodeCastExpression(value.GetType(), expression); 
							expression.UserData.Add("CastIsBoxing", true);
						}
 					}
				} 
 				return expression;
 			} 
 
			String stringValue = value as string;
 			if (stringValue != null) 
			{
				// WinWS: The commented code breaks us when we have long strings
				//if (stringValue.Length > 200)
 				//{ 
				//	return SerializeToResourceExpression(manager, stringValue);
 				//} 
 				//else 
				return expression;
 			} 

			// generate a cast for non-int types because we won't parse them properly otherwise because we won't know to convert
			// them to the narrow form.
			// 
 			return new CodeCastExpression(new CodeTypeReference(value.GetType()), expression);
		} 
    } 
    #endregion
 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.

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