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//---------------------------------------------------------------------
// <copyright file="ObjectItemLoadingSessionData.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
//
// @owner Microsoft
// @backupOwner Microsoft
//---------------------------------------------------------------------
namespace System.Data.Metadata.Edm
{
using System;
using System.Collections.Generic;
using System.Data.Entity;
using System.Diagnostics;
using System.Text;
internal class LoadMessageLogger
{
private Action<String> _logLoadMessage;
private Dictionary<EdmType, StringBuilder> _messages = new Dictionary<EdmType, StringBuilder>();
internal LoadMessageLogger(Action<String> 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));
}
}
}
}
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