convert SQLException to const ref

Author: irodushka

IscDbc/JString.cpp

@@ -199,7 +199,7 @@ const char* JString::getString()
 return (string) ? string : "";
 }
 
-JString::operator const char* ()
+JString::operator const char* () const
 {
 /**************************************
  *

IscDbc/JString.h

@@ -61,7 +61,7 @@ class JString
 
 	void		Format (const char*, ...);
 	const char	*getString();
-	operator const char*();
+	operator const char*() const;
 	JString& operator = (const char *string);
 	JString& operator = (const JString& string);
 	JString& operator+=(const char *string);

IscDbc/SQLError.cpp

@@ -112,7 +112,7 @@ SQLError::~SQLError () throw()
 
 }
 
-int SQLError::getSqlcode ()
+int SQLError::getSqlcode () const
 {
 /**************************************
  *
@@ -128,7 +128,7 @@ int SQLError::getSqlcode ()
 return sqlcode;
 }
 
-int SQLError::getFbcode ()
+int SQLError::getFbcode () const
 {
 /**************************************
  *
@@ -144,7 +144,7 @@ int SQLError::getFbcode ()
 return fbcode;
 }
 
-const char *SQLError::getText ()
+const char *SQLError::getText () const
 {
 /**************************************
  *
@@ -160,7 +160,7 @@ const char *SQLError::getText ()
 return text;
 }
 
-SQLError::operator const char* ()
+SQLError::operator const char* () const
 {
 /**************************************
  *
@@ -193,7 +193,7 @@ SQLError::SQLError( int code, __int64 codefb, const char * txt, ...)
 	fbcode = (int) codefb;
 }
 
-const char* SQLError::getTrace()
+const char* SQLError::getTrace() const
 {
 	return stackTrace;
 }

IscDbc/SQLError.h

@@ -33,18 +33,18 @@ class SQLError : public SQLException
 public:
 	virtual int release();
 	virtual void addRef();
-	virtual const char* getTrace();
+	virtual const char* getTrace() const;
 	SQLError (int sqlcode, __int64 fbcode, const char *text, ...);
 	SQLError (SqlCode sqlcode, const char *text, ...);
 	SQLError (Stream *trace, SqlCode code, const char *txt,...);
 	~SQLError() throw();
 
-	virtual int			getFbcode ();
-	virtual int			getSqlcode ();
-	virtual const char	*getText();
+	virtual int			getFbcode () const;
+	virtual int			getSqlcode () const;
+	virtual const char	*getText() const;
 
 	//void		Delete();
-	operator	const char*();
+	operator	const char*() const;
 
 	int		fbcode;
 	int		sqlcode;

IscDbc/SQLException.h

@@ -42,10 +42,10 @@ class DllExport SQLException : public std::exception
 public:
 	//virtual void		addRef() = 0;
 	//virtual int		release() = 0;
-	virtual int			getFbcode () = 0;
-	virtual int			getSqlcode () = 0;
-	virtual const char	*getText() = 0;
-	virtual const char	*getTrace() = 0;
+	virtual int			getFbcode () const = 0;
+	virtual int			getSqlcode () const = 0;
+	virtual const char	*getText() const = 0;
+	virtual const char	*getTrace() const = 0;
 };
 
 }; // end namespace IscDbcLibrary

OdbcJdbcSetup/DsnDialog.cpp

@@ -789,7 +789,7 @@ void CDsnDialog::OnTestConnection( HWND hDlg )
 
 		MessageBox( hDlg, _TR( IDS_MESSAGE_01, "Connection successful!" ), TEXT( strHeadDlg ), MB_ICONINFORMATION | MB_OK );
 	}
-	catch (SQLException &ex)
+	catch (const SQLException &ex)
 	{
 		char buffer[2048];
 		JString text = ex.getText();
@@ -799,7 +799,7 @@ void CDsnDialog::OnTestConnection( HWND hDlg )
 
 		MessageBox( hDlg, TEXT( buffer ), TEXT( strHeadDlg ), MB_ICONERROR | MB_OK );
 	}
-	catch (std::exception &ex)
+	catch (const std::exception &ex)
 	{
 		char buffer[2048];
 		JString text = ex.what();