Issue #24: create mxaccess com object on sta

2026-04-26 17:34:01 -04:00
parent 5511609880
commit 451dccf7e3
12 changed files with 607 additions and 13 deletions
@@ -0,0 +1,48 @@
+using System;
+using System.Runtime.InteropServices;
+
+namespace MxGateway.Worker.MxAccess;
+
+public sealed class MxAccessCreationException : Exception
+{
+    public MxAccessCreationException(Exception innerException)
+        : base(
+            $"Failed to create MXAccess COM object {MxAccessInteropInfo.ComClassName} ({MxAccessInteropInfo.ProgId}).",
+            innerException)
+    {
+        AttemptedProgId = MxAccessInteropInfo.ProgId;
+        AttemptedClsid = MxAccessInteropInfo.Clsid;
+        AttemptedComClassName = MxAccessInteropInfo.ComClassName;
+        HResult = innerException.HResult;
+    }
+
+    public string AttemptedProgId { get; }
+
+    public string AttemptedClsid { get; }
+
+    public string AttemptedComClassName { get; }
+
+    public int? CapturedHResult => HResult == 0 ? null : HResult;
+
+    public static MxAccessCreationException From(Exception exception)
+    {
+        return exception is MxAccessCreationException creationException
+            ? creationException
+            : new MxAccessCreationException(exception);
+    }
+
+    public static int? ExtractHResult(Exception exception)
+    {
+        if (exception is MxAccessCreationException creationException)
+        {
+            return creationException.CapturedHResult;
+        }
+
+        if (exception is COMException comException)
+        {
+            return comException.HResult;
+        }
+
+        return exception.HResult == 0 ? null : exception.HResult;
+    }
+}