Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System.Data/System/Data/OleDb/OleDbError.cs

@@ -0,0 +1,132 @@
+//------------------------------------------------------------------------------
+// <copyright file="OleDbError.cs" company="Microsoft">
+//      Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+// <owner current="true" primary="true">[....]</owner>
+// <owner current="true" primary="false">[....]</owner>
+//------------------------------------------------------------------------------
+
+namespace System.Data.OleDb {
+
+    using System;
+    using System.Data.Common;
+    using System.Diagnostics;
+    using System.Globalization;
+    using System.Runtime.InteropServices;
+
+    [Serializable]
+    public 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("<oledb.IErrorRecords.GetErrorInfo|API|OS>\n");
+            UnsafeNativeMethods.IErrorInfo errorInfo = errorRecords.GetErrorInfo(index, lcid);
+            if (null != errorInfo) {
+
+                Bid.Trace("<oledb.IErrorInfo.GetDescription|API|OS>\n");
+                hr = errorInfo.GetDescription(out this.message);
+                Bid.Trace("<oledb.IErrorInfo.GetDescription|API|OS|RET> Message='%ls'\n", this.message);
+
+                if (OleDbHResult.DB_E_NOLOCALE == hr) { // MDAC 87303
+                    Bid.Trace("<oledb.ReleaseComObject|API|OS> ErrorInfo\n");
+                    Marshal.ReleaseComObject(errorInfo);
+
+                    Bid.Trace("<oledb.Kernel32.GetUserDefaultLCID|API|OS>\n");
+                    lcid = SafeNativeMethods.GetUserDefaultLCID();
+
+                    Bid.Trace("<oledb.IErrorRecords.GetErrorInfo|API|OS> LCID=%d\n", lcid);
+                    errorInfo = errorRecords.GetErrorInfo(index, lcid);
+
+                    if (null != errorInfo) {
+
+                        Bid.Trace("<oledb.IErrorInfo.GetDescription|API|OS>\n");
+                        hr = errorInfo.GetDescription(out this.message);
+                        Bid.Trace("<oledb.IErrorInfo.GetDescription|API|OS|RET> Message='%ls'\n", this.message);
+                    }
+                }
+                if ((hr < 0) && ADP.IsEmpty(this.message)) {
+                    this.message = ODB.FailedGetDescription(hr);
+                }
+                if (null != errorInfo) {
+
+                    Bid.Trace("<oledb.IErrorInfo.GetSource|API|OS>\n");
+                    hr = errorInfo.GetSource(out this.source);
+                    Bid.Trace("<oledb.IErrorInfo.GetSource|API|OS|RET> Source='%ls'\n", this.source);
+
+                    if (OleDbHResult.DB_E_NOLOCALE == hr) { // MDAC 87303
+                        Marshal.ReleaseComObject(errorInfo);
+
+                        Bid.Trace("<oledb.Kernel32.GetUserDefaultLCID|API|OS>\n");
+                        lcid = SafeNativeMethods.GetUserDefaultLCID();
+
+                        Bid.Trace("<oledb.IErrorRecords.GetErrorInfo|API|OS> LCID=%d\n", lcid);
+                        errorInfo = errorRecords.GetErrorInfo(index, lcid);
+
+                        if (null != errorInfo) {
+
+                            Bid.Trace("<oledb.IErrorInfo.GetSource|API|OS>\n");
+                            hr = errorInfo.GetSource(out this.source);
+                            Bid.Trace("<oledb.IErrorInfo.GetSource|API|OS|RET> Source='%ls'\n", this.source);
+                        }
+                    }
+                    if ((hr < 0) && ADP.IsEmpty(this.source)) {
+                        this.source = ODB.FailedGetSource(hr);
+                    }
+                    Bid.Trace("<oledb.Marshal.ReleaseComObject|API|OS> ErrorInfo\n");
+                    Marshal.ReleaseComObject(errorInfo);
+                }
+            }
+
+            UnsafeNativeMethods.ISQLErrorInfo sqlErrorInfo;
+
+            Bid.Trace("<oledb.IErrorRecords.GetCustomErrorObject|API|OS> IID_ISQLErrorInfo\n");
+            hr = errorRecords.GetCustomErrorObject(index, ref ODB.IID_ISQLErrorInfo, out sqlErrorInfo);
+
+            if (null != sqlErrorInfo) {
+
+                Bid.Trace("<oledb.ISQLErrorInfo.GetSQLInfo|API|OS>\n");
+                this.nativeError = sqlErrorInfo.GetSQLInfo(out this.sqlState);
+
+                Bid.Trace("<oledb.ReleaseComObject|API|OS> 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;
+        }
+    }
+}