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// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
namespace WixToolset.Msi
{
using System;
using System.ComponentModel;
using WixToolset.Core.Native;
/// <summary>
/// Exception that wraps MsiGetLastError().
/// </summary>
[Serializable]
public class MsiException : Win32Exception
{
/// <summary>
/// Instantiate a new MsiException with a given error.
/// </summary>
/// <param name="error">The error code from the MsiXxx() function call.</param>
public MsiException(int error) : base(error)
{
uint handle = MsiInterop.MsiGetLastErrorRecord();
if (0 != handle)
{
using (Record record = new Record(handle))
{
this.MsiError = record.GetInteger(1);
int errorInfoCount = record.GetFieldCount() - 1;
this.ErrorInfo = new string[errorInfoCount];
for (int i = 0; i < errorInfoCount; ++i)
{
this.ErrorInfo[i] = record.GetString(i + 2);
}
}
}
else
{
this.MsiError = 0;
this.ErrorInfo = new string[0];
}
this.Error = error;
}
/// <summary>
/// Gets the error number.
/// </summary>
public int Error { get; private set; }
/// <summary>
/// Gets the internal MSI error number.
/// </summary>
public int MsiError { get; private set; }
/// <summary>
/// Gets any additional the error information.
/// </summary>
public string[] ErrorInfo { get; private set; }
/// <summary>
/// Overrides Message property to return useful error message.
/// </summary>
public override string Message
{
get
{
if (0 == this.MsiError)
{
return base.Message;
}
else
{
return String.Format("Internal MSI failure. Win32 error: {0}, MSI error: {1}, detail: {2}", this.Error, this.MsiError, String.Join(", ", this.ErrorInfo));
}
}
}
}
}
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