teigha 오류 수정

Models/SqlDatas.cs

@@ -15,15 +15,22 @@ namespace DwgExtractorManual.Models
     /// </summary>
     internal sealed class SqlDatas : IDisposable
     {
-        Services appServices; // ODA 제품 활성화용
+        Services appServices; // ODA 제품 활성화용 (managed by singleton)
         readonly string connectionString = "Host=localhost;Database=postgres;Username=postgres;Password=Qwer1234";
         
-        void ActivateAndInitializeODA()
+        void InitializeTeighaServices()
         {
-            var userInfo = "c2FtYW4gZW5naW5lZXJpbmc=";
-            var userSignature = "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";
-            Services.odActivate(userInfo, userSignature);
-            appServices = new Services();
+            try
+            {
+                Debug.WriteLine("[SqlDatas] TeighaServicesManager를 통한 Services 획득 중...");
+                appServices = TeighaServicesManager.Instance.AcquireServices();
+                Debug.WriteLine($"[SqlDatas] Services 획득 성공. Reference Count: {TeighaServicesManager.Instance.ReferenceCount}");
+            }
+            catch (Teigha.Runtime.Exception ex)
+            {
+                Debug.WriteLine($"[SqlDatas] Teigha Services 초기화 실패: {ex.Message}");
+                throw;
+            }
         }
 
         void CreateTables()
@@ -78,7 +85,7 @@ namespace DwgExtractorManual.Models
 
         public SqlDatas()
         {
-            ActivateAndInitializeODA();
+            InitializeTeighaServices();
             CreateTables();
         }
 
@@ -301,8 +308,20 @@ namespace DwgExtractorManual.Models
         {
             if (appServices != null)
             {
-                appServices.Dispose();
-                appServices = null;
+                try
+                {
+                    Debug.WriteLine("[SqlDatas] Teigha Services 해제 중...");
+                    TeighaServicesManager.Instance.ReleaseServices();
+                    Debug.WriteLine($"[SqlDatas] Teigha Services 해제 완료. Remaining ref count: {TeighaServicesManager.Instance.ReferenceCount}");
+                }
+                catch (Teigha.Runtime.Exception ex)
+                {
+                    Debug.WriteLine($"[SqlDatas] Teigha Services 해제 중 오류 (무시됨): {ex.Message}");
+                }
+                finally
+                {
+                    appServices = null;
+                }
             }
         }
     }