OleDbError.cs source code in C# .NET

                        Code:
                         / Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / whidbey / NetFxQFE / ndp / fx / src / Data / System / Data / OleDb / OleDbError.cs / 1 / OleDbError.cs
                        
                        
                            //------------------------------------------------------------------------------ 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// [....] 
// [....]
//----------------------------------------------------------------------------- 
 
namespace System.Data.OleDb {
 
    using System;
    using System.Data.Common;
    using System.Diagnostics;
    using System.Globalization; 
    using System.Runtime.InteropServices;
 
    [Serializable] 
#if WINFSInternalOnly
    internal 
#else
    public
#endif
    sealed class OleDbError { 
        readonly private string message;
        readonly private string source; 
        readonly private string sqlState; 
        readonly private int nativeError;
 
        internal OleDbError(UnsafeNativeMethods.IErrorRecords errorRecords, int index) {
            OleDbHResult hr;
            int lcid = System.Globalization.CultureInfo.CurrentCulture.LCID;
 
            Bid.Trace("\n");
            UnsafeNativeMethods.IErrorInfo errorInfo = errorRecords.GetErrorInfo(index, lcid); 
            if (null != errorInfo) { 

                Bid.Trace("\n"); 
                hr = errorInfo.GetDescription(out this.message);
                Bid.Trace(" Message='%ls'\n", this.message);

                if (OleDbHResult.DB_E_NOLOCALE == hr) { // MDAC 87303 
                    Bid.Trace(" ErrorInfo\n");
                    Marshal.ReleaseComObject(errorInfo); 
 
                    Bid.Trace("\n");
                    lcid = SafeNativeMethods.GetUserDefaultLCID(); 

                    Bid.Trace(" LCID=%d\n", lcid);
                    errorInfo = errorRecords.GetErrorInfo(index, lcid);
 
                    if (null != errorInfo) {
 
                        Bid.Trace("\n"); 
                        hr = errorInfo.GetDescription(out this.message);
                        Bid.Trace(" Message='%ls'\n", this.message); 
                    }
                }
                if ((hr < 0) && ADP.IsEmpty(this.message)) {
                    this.message = ODB.FailedGetDescription(hr); 
                }
                if (null != errorInfo) { 
 
                    Bid.Trace("\n");
                    hr = errorInfo.GetSource(out this.source); 
                    Bid.Trace(" Source='%ls'\n", this.source);

                    if (OleDbHResult.DB_E_NOLOCALE == hr) { // MDAC 87303
                        Marshal.ReleaseComObject(errorInfo); 

                        Bid.Trace("\n"); 
                        lcid = SafeNativeMethods.GetUserDefaultLCID(); 

                        Bid.Trace(" LCID=%d\n", lcid); 
                        errorInfo = errorRecords.GetErrorInfo(index, lcid);

                        if (null != errorInfo) {
 
                            Bid.Trace("\n");
                            hr = errorInfo.GetSource(out this.source); 
                            Bid.Trace(" Source='%ls'\n", this.source); 
                        }
                    } 
                    if ((hr < 0) && ADP.IsEmpty(this.source)) {
                        this.source = ODB.FailedGetSource(hr);
                    }
                    Bid.Trace(" ErrorInfo\n"); 
                    Marshal.ReleaseComObject(errorInfo);
                } 
            } 

            UnsafeNativeMethods.ISQLErrorInfo sqlErrorInfo; 

            Bid.Trace(" IID_ISQLErrorInfo\n");
            hr = errorRecords.GetCustomErrorObject(index, ref ODB.IID_ISQLErrorInfo, out sqlErrorInfo);
 
            if (null != sqlErrorInfo) {
 
                Bid.Trace("\n"); 
                this.nativeError = sqlErrorInfo.GetSQLInfo(out this.sqlState);
 
                Bid.Trace(" SQLErrorInfo\n");
                Marshal.ReleaseComObject(sqlErrorInfo);
            }
        } 

        public string Message { 
            get { 
                string message = this.message;
                return ((null != message) ? message : ADP.StrEmpty); 
            }
        }

        public int NativeError { 
            get {
                return this.nativeError; 
            } 
        }
 
        public string Source {
            get {
                string source = this.source;
                return ((null != source) ? source : ADP.StrEmpty); 
            }
        } 
 
        public string SQLState {
            get { 
                string sqlState = this.sqlState;
                return ((null != sqlState) ? sqlState : ADP.StrEmpty);
            }
        } 

        override public string ToString() { 
            return Message; 
        }
    } 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//------------------------------------------------------------------------------ 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// [....] 
// [....]
//----------------------------------------------------------------------------- 
 
namespace System.Data.OleDb {
 
    using System;
    using System.Data.Common;
    using System.Diagnostics;
    using System.Globalization; 
    using System.Runtime.InteropServices;
 
    [Serializable] 
#if WINFSInternalOnly
    internal 
#else
    public
#endif
    sealed class OleDbError { 
        readonly private string message;
        readonly private string source; 
        readonly private string sqlState; 
        readonly private int nativeError;
 
        internal OleDbError(UnsafeNativeMethods.IErrorRecords errorRecords, int index) {
            OleDbHResult hr;
            int lcid = System.Globalization.CultureInfo.CurrentCulture.LCID;
 
            Bid.Trace("\n");
            UnsafeNativeMethods.IErrorInfo errorInfo = errorRecords.GetErrorInfo(index, lcid); 
            if (null != errorInfo) { 

                Bid.Trace("\n"); 
                hr = errorInfo.GetDescription(out this.message);
                Bid.Trace(" Message='%ls'\n", this.message);

                if (OleDbHResult.DB_E_NOLOCALE == hr) { // MDAC 87303 
                    Bid.Trace(" ErrorInfo\n");
                    Marshal.ReleaseComObject(errorInfo); 
 
                    Bid.Trace("\n");
                    lcid = SafeNativeMethods.GetUserDefaultLCID(); 

                    Bid.Trace(" LCID=%d\n", lcid);
                    errorInfo = errorRecords.GetErrorInfo(index, lcid);
 
                    if (null != errorInfo) {
 
                        Bid.Trace("\n"); 
                        hr = errorInfo.GetDescription(out this.message);
                        Bid.Trace(" Message='%ls'\n", this.message); 
                    }
                }
                if ((hr < 0) && ADP.IsEmpty(this.message)) {
                    this.message = ODB.FailedGetDescription(hr); 
                }
                if (null != errorInfo) { 
 
                    Bid.Trace("\n");
                    hr = errorInfo.GetSource(out this.source); 
                    Bid.Trace(" Source='%ls'\n", this.source);

                    if (OleDbHResult.DB_E_NOLOCALE == hr) { // MDAC 87303
                        Marshal.ReleaseComObject(errorInfo); 

                        Bid.Trace("\n"); 
                        lcid = SafeNativeMethods.GetUserDefaultLCID(); 

                        Bid.Trace(" LCID=%d\n", lcid); 
                        errorInfo = errorRecords.GetErrorInfo(index, lcid);

                        if (null != errorInfo) {
 
                            Bid.Trace("\n");
                            hr = errorInfo.GetSource(out this.source); 
                            Bid.Trace(" Source='%ls'\n", this.source); 
                        }
                    } 
                    if ((hr < 0) && ADP.IsEmpty(this.source)) {
                        this.source = ODB.FailedGetSource(hr);
                    }
                    Bid.Trace(" ErrorInfo\n"); 
                    Marshal.ReleaseComObject(errorInfo);
                } 
            } 

            UnsafeNativeMethods.ISQLErrorInfo sqlErrorInfo; 

            Bid.Trace(" IID_ISQLErrorInfo\n");
            hr = errorRecords.GetCustomErrorObject(index, ref ODB.IID_ISQLErrorInfo, out sqlErrorInfo);
 
            if (null != sqlErrorInfo) {
 
                Bid.Trace("\n"); 
                this.nativeError = sqlErrorInfo.GetSQLInfo(out this.sqlState);
 
                Bid.Trace(" SQLErrorInfo\n");
                Marshal.ReleaseComObject(sqlErrorInfo);
            }
        } 

        public string Message { 
            get { 
                string message = this.message;
                return ((null != message) ? message : ADP.StrEmpty); 
            }
        }

        public int NativeError { 
            get {
                return this.nativeError; 
            } 
        }
 
        public string Source {
            get {
                string source = this.source;
                return ((null != source) ? source : ADP.StrEmpty); 
            }
        } 
 
        public string SQLState {
            get { 
                string sqlState = this.sqlState;
                return ((null != sqlState) ? sqlState : ADP.StrEmpty);
            }
        } 

        override public string ToString() { 
            return Message; 
        }
    } 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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OleDbError.cs source code in C# .NET

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