ErrorLog.cs source code in C# .NET

                        Code:
                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / DataEntity / System / Data / Map / ViewGeneration / Structures / ErrorLog.cs / 1305376 / ErrorLog.cs
                        
                        
                            //---------------------------------------------------------------------- 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// 
// @owner [....]
// @backupOwner [....] 
//--------------------------------------------------------------------- 

using System.Text; 
using System.Data.Common.Utils;
using System.Data.EntityModel;
using System.Collections.Generic;
using System.Diagnostics; 
using System.Globalization;
using System.Data.Mapping.ViewGeneration.Utils; 
using System.Data.Metadata.Edm; 
using System.Data.Entity;
using System.Linq; 

namespace System.Data.Mapping.ViewGeneration.Structures
{
 

    internal class ErrorLog : InternalBase 
    { 

        #region Constructors 
        internal ErrorLog()
        {
            m_log = new List();
        } 
        #endregion
 
        #region Fields 
        private List m_log;
        #endregion 

        #region Properties
        internal int Count
        { 
            get { return m_log.Count; }
        } 
 
        [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode")] // referenced (indirectly) by System.Data.Entity.Design.dll
        internal IEnumerable Errors 
        {
            get
            {
                foreach (Record record in m_log) 
                {
                    yield return record.Error; 
                } 
            }
        } 
        #endregion

        #region Methods
        internal void AddEntry(Record record) 
        {
            EntityUtil.CheckArgumentNull(record, "record"); 
            m_log.Add(record); 
        }
 
        internal void Merge(ErrorLog log)
        {
            foreach (Record record in log.m_log)
            { 
                m_log.Add(record);
            } 
        } 

        internal void PrintTrace() 
        {
            StringBuilder builder = new StringBuilder();
            ToCompactString(builder);
            Helpers.StringTraceLine(builder.ToString()); 
        }
 
        internal override void ToCompactString(StringBuilder builder) 
        {
            foreach (Record record in m_log) 
            {
                record.ToCompactString(builder);
            }
        } 

        internal string ToUserString() 
        { 
            StringBuilder builder = new StringBuilder();
            foreach (Record record in m_log) 
            {
                string recordString = record.ToUserString();
                builder.AppendLine(recordString);
            } 
            return builder.ToString();
        } 
        #endregion 

        #region Nested classes/struct 
        internal class Record : InternalBase
        {
            #region Constructor
            // effects: Creates an error record for wrappers, a debug message 
            // and an error message given by "message". Note: wrappers cannot
            // be null 
            internal Record(bool isError, ViewGenErrorCode errorCode, string message, 
                            IEnumerable wrappers, string debugMessage)
            { 
                Debug.Assert(wrappers != null);
                IEnumerable cells = LeftCellWrapper.GetInputCellsForWrappers(wrappers);
                Init(isError, errorCode, message, cells, debugMessage);
            } 

            internal Record(bool isError, ViewGenErrorCode errorCode, string message, Cell sourceCell, string debugMessage) 
            { 
                Init(isError, errorCode, message, new Cell[] { sourceCell }, debugMessage);
            } 

            internal Record(bool isError, ViewGenErrorCode errorCode, string message, IEnumerable sourceCells,
                            string debugMessage)
            { 
                Init(isError, errorCode, message, sourceCells, debugMessage);
            } 
 
            //There are cases when we want to create a ViewGen error that is not specific to any mapping fragment
            //In this case, it is better to just create the EdmSchemaError directly and hold on to it. 
            internal Record(EdmSchemaError error)
            {
                m_debugMessage = error.ToString();
                m_mappingError = error; 
            }
 
 
            private void Init(bool isError, ViewGenErrorCode errorCode, string message,
                              IEnumerable sourceCells, string debugMessage) 
            {
                m_sourceCells = new List(sourceCells);

                Debug.Assert(m_sourceCells.Count > 0, "Error record must have at least one cell"); 

                // For certain foreign key messages, we may need the SSDL line numbers and file names 
                CellLabel label = m_sourceCells[0].CellLabel; 
                string sourceLocation = label.SourceLocation;
                int lineNumber = label.StartLineNumber; 
                int columnNumber = label.StartLinePosition;

                string userMessage = InternalToString(message, debugMessage, m_sourceCells, sourceLocation, errorCode, isError, false);
                m_debugMessage = InternalToString(message, debugMessage, m_sourceCells, sourceLocation, errorCode, isError, true); 
                m_mappingError = new EdmSchemaError(userMessage, (int)errorCode, EdmSchemaErrorSeverity.Error, sourceLocation,
                                                      lineNumber, columnNumber); 
            } 
            #endregion
 
            #region Fields
            private EdmSchemaError m_mappingError;
            private List m_sourceCells;
            private string m_debugMessage; 
            #endregion
 
            #region Properties 
            [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode")] // referenced (indirectly) by System.Data.Entity.Design.dll
            internal EdmSchemaError Error 
            {
                get { return m_mappingError; }
            }
            #endregion 

            #region Methods 
            internal override void ToCompactString(StringBuilder builder) 
            {
                builder.Append(m_debugMessage); 
            }

            // effects: adds a comma-separated list of line numbers to the string builder
            private static void GetUserLinesFromCells(IEnumerable sourceCells, StringBuilder lineBuilder, bool isInvariant) 
            {
                var orderedCells = sourceCells.OrderBy(cell => cell.CellLabel.StartLineNumber, Comparer.Default); 
 
                bool isFirst = true;
                // Get the line numbers 
                foreach (Cell cell in orderedCells)
                {
                    if (isFirst == false)
                    { 
                        lineBuilder.Append(isInvariant ? EntityRes.GetString(EntityRes.ViewGen_CommaBlank) : ", ");
                    } 
                    isFirst = false; 
                    lineBuilder.AppendFormat(CultureInfo.InvariantCulture, "{0}", cell.CellLabel.StartLineNumber);
                } 
                Debug.Assert(isFirst == false, "No cells");
            }

            // effects: Converts the message/debugMessage to a user-readable 
            // message using resources (if isInvariant is false) or a test
            // message (if isInvariant is true) 
            static private string InternalToString(string message, string debugMessage, 
                                                   List sourceCells, string sourceLocation, ViewGenErrorCode errorCode,
                                                   bool isError, bool isInvariant) 
            {
                StringBuilder builder = new StringBuilder();

                if (isInvariant) 
                {
                    builder.AppendLine(debugMessage); 
 
                    builder.Append(isInvariant ? "ERROR" : System.Data.Entity.Strings.ViewGen_Error);
                    StringUtil.FormatStringBuilder(builder, " ({0}): ", (int)errorCode); 
                }

                StringBuilder lineBuilder = new StringBuilder();
                GetUserLinesFromCells(sourceCells, lineBuilder, isInvariant); 

                if (isInvariant) 
                { 
                    if (sourceCells.Count > 1)
                    { 
                        StringUtil.FormatStringBuilder(builder, "Problem in Mapping Fragments starting at lines {0}: ", lineBuilder.ToString());
                    }
                    else
                    { 
                        StringUtil.FormatStringBuilder(builder, "Problem in Mapping Fragment starting at line {0}: ", lineBuilder.ToString());
                    } 
                } 
                else
                { 
                    if (sourceCells.Count > 1)
                    {
                        builder.Append(Strings.ViewGen_ErrorLog_1(lineBuilder.ToString()));
                    } 
                    else
                    { 
                        builder.Append(Strings.ViewGen_ErrorLog_0(lineBuilder.ToString())); 
                    }
                } 
                builder.AppendLine(message);
                return builder.ToString();
            }
 
            internal string ToUserString()
            { 
                return m_mappingError.ToString(); 
            }
            #endregion 
        }
        #endregion
    }
} 

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

Network programming in C#, Network Programming in VB.NET, Network Programming in .NET
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
ErrorLog.cs source code in C# .NET

Source code for the .NET framework in C#

Code:

Link Menu
