133 lines
5.2 KiB
C#
133 lines
5.2 KiB
C#
//------------------------------------------------------------------------------
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// <copyright file="OleDbError.cs" company="Microsoft">
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// </copyright>
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// <owner current="true" primary="true">Microsoft</owner>
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// <owner current="true" primary="false">Microsoft</owner>
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//------------------------------------------------------------------------------
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namespace System.Data.OleDb {
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using System;
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using System.Data.Common;
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using System.Diagnostics;
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using System.Globalization;
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using System.Runtime.InteropServices;
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[Serializable]
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public sealed class OleDbError {
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readonly private string message;
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readonly private string source;
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readonly private string sqlState;
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readonly private int nativeError;
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internal OleDbError(UnsafeNativeMethods.IErrorRecords errorRecords, int index) {
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OleDbHResult hr;
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int lcid = System.Globalization.CultureInfo.CurrentCulture.LCID;
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Bid.Trace("<oledb.IErrorRecords.GetErrorInfo|API|OS>\n");
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UnsafeNativeMethods.IErrorInfo errorInfo = errorRecords.GetErrorInfo(index, lcid);
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if (null != errorInfo) {
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Bid.Trace("<oledb.IErrorInfo.GetDescription|API|OS>\n");
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hr = errorInfo.GetDescription(out this.message);
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Bid.Trace("<oledb.IErrorInfo.GetDescription|API|OS|RET> Message='%ls'\n", this.message);
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if (OleDbHResult.DB_E_NOLOCALE == hr) { // MDAC 87303
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Bid.Trace("<oledb.ReleaseComObject|API|OS> ErrorInfo\n");
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Marshal.ReleaseComObject(errorInfo);
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Bid.Trace("<oledb.Kernel32.GetUserDefaultLCID|API|OS>\n");
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lcid = SafeNativeMethods.GetUserDefaultLCID();
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Bid.Trace("<oledb.IErrorRecords.GetErrorInfo|API|OS> LCID=%d\n", lcid);
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errorInfo = errorRecords.GetErrorInfo(index, lcid);
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if (null != errorInfo) {
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Bid.Trace("<oledb.IErrorInfo.GetDescription|API|OS>\n");
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hr = errorInfo.GetDescription(out this.message);
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Bid.Trace("<oledb.IErrorInfo.GetDescription|API|OS|RET> Message='%ls'\n", this.message);
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}
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}
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if ((hr < 0) && ADP.IsEmpty(this.message)) {
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this.message = ODB.FailedGetDescription(hr);
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}
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if (null != errorInfo) {
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Bid.Trace("<oledb.IErrorInfo.GetSource|API|OS>\n");
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hr = errorInfo.GetSource(out this.source);
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Bid.Trace("<oledb.IErrorInfo.GetSource|API|OS|RET> Source='%ls'\n", this.source);
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if (OleDbHResult.DB_E_NOLOCALE == hr) { // MDAC 87303
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Marshal.ReleaseComObject(errorInfo);
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Bid.Trace("<oledb.Kernel32.GetUserDefaultLCID|API|OS>\n");
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lcid = SafeNativeMethods.GetUserDefaultLCID();
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Bid.Trace("<oledb.IErrorRecords.GetErrorInfo|API|OS> LCID=%d\n", lcid);
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errorInfo = errorRecords.GetErrorInfo(index, lcid);
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if (null != errorInfo) {
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Bid.Trace("<oledb.IErrorInfo.GetSource|API|OS>\n");
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hr = errorInfo.GetSource(out this.source);
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Bid.Trace("<oledb.IErrorInfo.GetSource|API|OS|RET> Source='%ls'\n", this.source);
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}
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}
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if ((hr < 0) && ADP.IsEmpty(this.source)) {
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this.source = ODB.FailedGetSource(hr);
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}
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Bid.Trace("<oledb.Marshal.ReleaseComObject|API|OS> ErrorInfo\n");
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Marshal.ReleaseComObject(errorInfo);
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}
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}
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UnsafeNativeMethods.ISQLErrorInfo sqlErrorInfo;
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Bid.Trace("<oledb.IErrorRecords.GetCustomErrorObject|API|OS> IID_ISQLErrorInfo\n");
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hr = errorRecords.GetCustomErrorObject(index, ref ODB.IID_ISQLErrorInfo, out sqlErrorInfo);
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if (null != sqlErrorInfo) {
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Bid.Trace("<oledb.ISQLErrorInfo.GetSQLInfo|API|OS>\n");
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this.nativeError = sqlErrorInfo.GetSQLInfo(out this.sqlState);
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Bid.Trace("<oledb.ReleaseComObject|API|OS> SQLErrorInfo\n");
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Marshal.ReleaseComObject(sqlErrorInfo);
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}
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}
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public string Message {
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get {
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string message = this.message;
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return ((null != message) ? message : ADP.StrEmpty);
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}
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}
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public int NativeError {
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get {
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return this.nativeError;
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}
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}
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public string Source {
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get {
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string source = this.source;
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return ((null != source) ? source : ADP.StrEmpty);
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}
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}
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public string SQLState {
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get {
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string sqlState = this.sqlState;
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return ((null != sqlState) ? sqlState : ADP.StrEmpty);
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}
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}
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override public string ToString() {
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return Message;
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}
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}
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}
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