Merge pull request #253 from SyncfusionExamples/990137-SecurityUGSample

990137-Modify file streams of C# [Cross-platform] in XlsIO UG

Author: Mohan2401

XlsIO-Excel-Protect-UnProtect/Decrypt-Excel/.NET/Decrypt-Excel/Decrypt-Excel/Program.cs

@@ -12,24 +12,18 @@ static void Main(string[] args)
             {
                 IApplication application = excelEngine.Excel;
                 application.DefaultVersion = ExcelVersion.Xlsx;
-                FileStream inputStream = new FileStream(Path.GetFullPath(@"Data/EncryptedWorkbook.xlsx"), FileMode.Open, FileAccess.ReadWrite);
 
                 //Open encrypted Excel document with password
-                IWorkbook workbook = application.Workbooks.Open(inputStream, ExcelParseOptions.Default, false, "syncfusion");
+                IWorkbook workbook = application.Workbooks.Open(Path.GetFullPath(@"Data/EncryptedWorkbook.xlsx"), ExcelParseOptions.Default, false, "syncfusion");
                 IWorksheet worksheet = workbook.Worksheets[0];
 
                 //Decrypt workbook
                 workbook.PasswordToOpen = string.Empty;
 
 				#region Save
                 //Saving the workbook
-                FileStream outputStream = new FileStream(Path.GetFullPath("Output/DecryptedWorkbook.xlsx"), FileMode.Create, FileAccess.Write);
-                workbook.SaveAs(outputStream);
+                workbook.SaveAs(Path.GetFullPath("Output/DecryptedWorkbook.xlsx"));
                 #endregion
-
-                //Dispose streams
-                outputStream.Dispose();
-				inputStream.Dispose();
             }
         }
     }

XlsIO-Excel-Protect-UnProtect/Encrypt-Excel/.NET/Encrypt-Excel/Encrypt-Excel/Program.cs

@@ -12,24 +12,18 @@ static void Main(string[] args)
             {
                 IApplication application = excelEngine.Excel;
 				application.DefaultVersion = ExcelVersion.Xlsx;
-                FileStream inputStream = new FileStream(Path.GetFullPath(@"Data/InputExcel.xlsx"), FileMode.Open, FileAccess.ReadWrite);
 
                 //Open Excel
-                IWorkbook workbook = application.Workbooks.Open(inputStream);
+                IWorkbook workbook = application.Workbooks.Open(Path.GetFullPath(@"Data/InputExcel.xlsx"));
                 IWorksheet worksheet = workbook.Worksheets[0];
 
                 //Encrypt workbook with password
                 workbook.PasswordToOpen = "syncfusion";                
 
 				#region Save
                 //Saving the workbook
-                FileStream outputStream = new FileStream(Path.GetFullPath("Output/EncryptedWorkbook.xlsx"), FileMode.Create, FileAccess.Write);
-                workbook.SaveAs(outputStream);
+                workbook.SaveAs(Path.GetFullPath("Output/EncryptedWorkbook.xlsx"));
                 #endregion
-
-                //Dispose streams
-                outputStream.Dispose();
-				inputStream.Dispose();
             }
         }
     }

XlsIO-Excel-Protect-UnProtect/Locked-Cells/.NET/Locked-Cells/LockedCells/Program.cs

@@ -12,24 +12,18 @@ static void Main(string[] args)
             {
                 IApplication application = excelEngine.Excel;
 				application.DefaultVersion = ExcelVersion.Xlsx;
-                FileStream inputStream = new FileStream(Path.GetFullPath(@"Data/InputData.xlsx"), FileMode.Open, FileAccess.ReadWrite);
 
                 //Open Excel
-                IWorkbook workbook = application.Workbooks.Open(inputStream);
+                IWorkbook workbook = application.Workbooks.Open(Path.GetFullPath(@"Data/InputData.xlsx"));
                 IWorksheet worksheet = workbook.Worksheets[0];
 
                 //Unlock cell
                 worksheet["A1"].CellStyle.Locked = false;
 
 				#region Save
                 //Saving the workbook
-                FileStream outputStream = new FileStream(Path.GetFullPath("Output/LockedCells.xlsx"), FileMode.Create, FileAccess.Write);
-                workbook.SaveAs(outputStream);
+                workbook.SaveAs(Path.GetFullPath("Output/LockedCells.xlsx"));
                 #endregion
-
-                //Dispose streams
-                outputStream.Dispose();
-				inputStream.Dispose();
             }
         }
     }

XlsIO-Excel-Protect-UnProtect/Protect-Workbook/.NET/Protect-Workbook/ProtectWorkbook/Program.cs

@@ -12,24 +12,18 @@ static void Main(string[] args)
             {
                 IApplication application = excelEngine.Excel;
 				application.DefaultVersion = ExcelVersion.Xlsx;
-                FileStream inputStream = new FileStream(Path.GetFullPath(@"Data/InputWorkbook.xlsx"), FileMode.Open, FileAccess.ReadWrite);
 
                 //Open Excel
-                IWorkbook workbook = application.Workbooks.Open(inputStream);
+                IWorkbook workbook = application.Workbooks.Open(Path.GetFullPath(@"Data/InputWorkbook.xlsx"));
                 IWorksheet worksheet = workbook.Worksheets[0];
 
                 //Protect workbook with password
                 workbook.Protect(true, true, "syncfusion");
 
 				#region Save
                 //Saving the workbook
-                FileStream outputStream = new FileStream(Path.GetFullPath("Output/ProtectedWorkbook.xlsx"), FileMode.Create, FileAccess.Write);
-                workbook.SaveAs(outputStream);
+                workbook.SaveAs(Path.GetFullPath("Output/ProtectedWorkbook.xlsx"));
                 #endregion
-
-                //Dispose streams
-                outputStream.Dispose();
-				inputStream.Dispose();
             }
         }
     }

XlsIO-Excel-Protect-UnProtect/Protect-Worksheet/.NET/Protect-Worksheet/ProtectWorksheet/Program.cs

@@ -12,24 +12,18 @@ static void Main(string[] args)
             {
                 IApplication application = excelEngine.Excel;
 				application.DefaultVersion = ExcelVersion.Xlsx;
-                FileStream inputStream = new FileStream(Path.GetFullPath(@"Data/InputData.xlsx"), FileMode.Open, FileAccess.ReadWrite);
 
                 //Open Excel
-                IWorkbook workbook = application.Workbooks.Open(inputStream);
+                IWorkbook workbook = application.Workbooks.Open(Path.GetFullPath(@"Data/InputData.xlsx"));
                 IWorksheet worksheet = workbook.Worksheets[0];
 
                 //Protect worksheet with multiple options
                 worksheet.Protect("Protect", ExcelSheetProtection.FormattingCells | ExcelSheetProtection.LockedCells | ExcelSheetProtection.UnLockedCells);
 
 				#region Save
                 //Saving the workbook
-                FileStream outputStream = new FileStream(Path.GetFullPath("Output/ProtectedSheet.xlsx"), FileMode.Create, FileAccess.Write);
-                workbook.SaveAs(outputStream);
+                workbook.SaveAs(Path.GetFullPath("Output/ProtectedSheet.xlsx"));
                 #endregion
-
-                //Dispose streams
-                outputStream.Dispose();
-				inputStream.Dispose();
             }
         }
     }

XlsIO-Excel-Protect-UnProtect/UnProtect-Workbook/.NET/UnProtect-Workbook/UnProtectWorkbook/Program.cs

@@ -12,24 +12,18 @@ static void Main(string[] args)
             {
                 IApplication application = excelEngine.Excel;
 				application.DefaultVersion = ExcelVersion.Xlsx;
-                FileStream inputStream = new FileStream(Path.GetFullPath(@"Data/InputWorkbook.xlsx"), FileMode.Open, FileAccess.ReadWrite);
 
                 //Open Excel
-                IWorkbook workbook = application.Workbooks.Open(inputStream);
+                IWorkbook workbook = application.Workbooks.Open(Path.GetFullPath(@"Data/InputWorkbook.xlsx"));
                 IWorksheet worksheet = workbook.Worksheets[0];
 
                 //UnProtect workbook with password
                 workbook.Unprotect("syncfusion");
 
 				#region Save
                 //Saving the workbook
-                FileStream outputStream = new FileStream(Path.GetFullPath("Output/UnProtectedWorkbook.xlsx"), FileMode.Create, FileAccess.Write);
-                workbook.SaveAs(outputStream);
+                workbook.SaveAs(Path.GetFullPath("Output/UnProtectedWorkbook.xlsx"));
                 #endregion
-
-                //Dispose streams
-                outputStream.Dispose();
-				inputStream.Dispose();
             }
         }
     }

XlsIO-Excel-Protect-UnProtect/UnProtect-Worksheet/.NET/UnProtect-Worksheet/UnProtectWorksheet/Program.cs

@@ -12,24 +12,18 @@ static void Main(string[] args)
             {
                 IApplication application = excelEngine.Excel;
 				application.DefaultVersion = ExcelVersion.Xlsx;
-                FileStream inputStream = new FileStream(Path.GetFullPath(@"Data/ProtectedWorksheet.xlsx"), FileMode.Open, FileAccess.ReadWrite);
 
                 //Open Excel
-                IWorkbook workbook = application.Workbooks.Open(inputStream);
+                IWorkbook workbook = application.Workbooks.Open(Path.GetFullPath(@"Data/ProtectedWorksheet.xlsx"));
                 IWorksheet worksheet = workbook.Worksheets[0];
 
                 //UnProtect worksheet with password
                 worksheet.Unprotect("syncfusion");
 
 				#region Save
                 //Saving the workbook
-                FileStream outputStream = new FileStream(Path.GetFullPath("Output/UnProtectedSheet.xlsx"), FileMode.Create, FileAccess.Write);
-                workbook.SaveAs(outputStream);
+                workbook.SaveAs(Path.GetFullPath("Output/UnProtectedSheet.xlsx"));
                 #endregion
-
-                //Dispose streams
-                outputStream.Dispose();
-				inputStream.Dispose();
             }
         }
     }