LoadMessageLogger.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 / Metadata / ObjectLayer / LoadMessageLogger.cs / 1305376 / LoadMessageLogger.cs
                        

                        
                            //---------------------------------------------------------------------- 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// 
// @owner       [....]
// @backupOwner [....] 
//--------------------------------------------------------------------- 
using System;
using System.Collections.Generic; 
using System.Linq;
using System.Text;
using System.Diagnostics;
using System.Data.Entity; 

namespace System.Data.Metadata.Edm 
{ 
    internal class LoadMessageLogger
    { 
        private Action _logLoadMessage;
        private Dictionary _messages = new Dictionary();

        internal LoadMessageLogger(Action logLoadMessage) 
        {
            this._logLoadMessage = logLoadMessage; 
        } 

        internal void LogLoadMessage(string message, EdmType relatedType) 
        {
            if (_logLoadMessage != null)
            {
                _logLoadMessage(message); 
            }
 
            LogMessagesWithTypeInfo(message, relatedType); 
        }
 
        internal string CreateErrorMessageWithTypeSpecificLoadLogs(string errorMessage, EdmType relatedType)
        {
                return new StringBuilder(errorMessage)
                    .AppendLine(this.GetTypeRelatedLogMessage(relatedType)).ToString(); 
        }
 
        private string GetTypeRelatedLogMessage(EdmType relatedType) 
        {
            Debug.Assert(relatedType != null, "have to pass in a type to get the message"); 

            if (this._messages.ContainsKey(relatedType))
            {
                return new StringBuilder() 
                    .AppendLine()
                    .AppendLine(Strings.ExtraInfo) 
                    .AppendLine(this._messages[relatedType].ToString()).ToString(); 
            }
            else 
            {
                return string.Empty;
            }
        } 

        private void LogMessagesWithTypeInfo(string message, EdmType relatedType) 
        { 
            Debug.Assert(relatedType != null, "have to have a type with this message");
 
            if (this._messages.ContainsKey(relatedType))
            {
                // if this type already contains loading message, append the new message to the end
                this._messages[relatedType].AppendLine(message); 
            }
            else 
            { 
                this._messages.Add(relatedType, new StringBuilder(message));
            } 
        }
    }
}

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

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