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Overview
| Comment: | Re-organize the code region for the private static helper methods of the SQLiteModule class. |
|---|---|
| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
7bc24ee762dcb4fc5ab7209dcc4869bb |
| User & Date: | mistachkin 2013-07-02 07:18:27.872 |
Context
|
2013-07-03
| ||
| 00:31 | Fix typo. Add private CopyNativeModule method for future use. check-in: 3a36c22148 user: mistachkin tags: trunk | |
|
2013-07-02
| ||
| 07:18 | Re-organize the code region for the private static helper methods of the SQLiteModule class. check-in: 7bc24ee762 user: mistachkin tags: trunk | |
| 07:07 | Enable setting of the logging related SQLiteModule properties via the connection flags. check-in: 7c20d612a1 user: mistachkin tags: trunk | |
Changes
Changes to System.Data.SQLite/SQLiteModule.cs.
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nativeModule.xRollbackTo = new UnsafeNativeMethods.xRollbackTo(
xRollbackTo);
}
return nativeModule;
}
#endregion
///////////////////////////////////////////////////////////////////////
#region Protected Members
#region Module Helper Methods
/// <summary>
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nativeModule.xRollbackTo = new UnsafeNativeMethods.xRollbackTo(
xRollbackTo);
}
return nativeModule;
}
///////////////////////////////////////////////////////////////////////
#region Static Error Handling Helper Methods
/// <summary>
/// Arranges for the specified error message to be placed into the
/// zErrMsg field of a sqlite3_vtab derived structure, freeing the
/// existing error message, if any.
/// </summary>
/// <param name="module">
/// The <see cref="SQLiteModule" /> object instance to be used.
/// </param>
/// <param name="pVtab">
/// The native pointer to the sqlite3_vtab derived structure.
/// </param>
/// <param name="logErrors">
/// Non-zero if this error message should also be logged using the
/// <see cref="SQLiteLog" /> class.
/// </param>
/// <param name="error">
/// The error message.
/// </param>
/// <returns>
/// Non-zero upon success.
/// </returns>
private static bool SetTableError(
SQLiteModule module,
IntPtr pVtab,
bool logErrors,
string error
)
{
try
{
if (logErrors)
{
SQLiteLog.LogMessage(SQLiteErrorCode.Error,
String.Format(CultureInfo.CurrentCulture,
"Virtual table error: {0}", error)); /* throw */
}
}
catch
{
// do nothing.
}
if (pVtab == IntPtr.Zero)
return false;
int offset = IntPtr.Size + sizeof(int);
IntPtr pError = SQLiteMarshal.ReadIntPtr(pVtab, offset);
if (pError != IntPtr.Zero)
{
SQLiteMemory.Free(pError); pError = IntPtr.Zero;
SQLiteMarshal.WriteIntPtr(pVtab, offset, pError);
}
if (error == null)
return true;
bool success = false;
try
{
pError = SQLiteString.Utf8IntPtrFromString(error);
SQLiteMarshal.WriteIntPtr(pVtab, offset, pError);
success = true;
}
finally
{
if (!success && (pError != IntPtr.Zero))
{
SQLiteMemory.Free(pError);
pError = IntPtr.Zero;
}
}
return success;
}
///////////////////////////////////////////////////////////////////////
/// <summary>
/// Arranges for the specified error message to be placed into the
/// zErrMsg field of a sqlite3_vtab derived structure, freeing the
/// existing error message, if any.
/// </summary>
/// <param name="module">
/// The <see cref="SQLiteModule" /> object instance to be used.
/// </param>
/// <param name="table">
/// The <see cref="SQLiteVirtualTable" /> object instance used to
/// lookup the native pointer to the sqlite3_vtab derived structure.
/// </param>
/// <param name="logErrors">
/// Non-zero if this error message should also be logged using the
/// <see cref="SQLiteLog" /> class.
/// </param>
/// <param name="error">
/// The error message.
/// </param>
/// <returns>
/// Non-zero upon success.
/// </returns>
private static bool SetTableError(
SQLiteModule module,
SQLiteVirtualTable table,
bool logErrors,
string error
)
{
if (table == null)
return false;
IntPtr pVtab = table.NativeHandle;
if (pVtab == IntPtr.Zero)
return false;
return SetTableError(module, pVtab, logErrors, error);
}
///////////////////////////////////////////////////////////////////////
/// <summary>
/// Arranges for the specified error message to be placed into the
/// zErrMsg field of a sqlite3_vtab derived structure, freeing the
/// existing error message, if any.
/// </summary>
/// <param name="module">
/// The <see cref="SQLiteModule" /> object instance to be used.
/// </param>
/// <param name="pCursor">
/// The native pointer to the sqlite3_vtab_cursor derived structure
/// used to get the native pointer to the sqlite3_vtab derived
/// structure.
/// </param>
/// <param name="logErrors">
/// Non-zero if this error message should also be logged using the
/// <see cref="SQLiteLog" /> class.
/// </param>
/// <param name="error">
/// The error message.
/// </param>
/// <returns>
/// Non-zero upon success.
/// </returns>
private static bool SetCursorError(
SQLiteModule module,
IntPtr pCursor,
bool logErrors,
string error
)
{
if (pCursor == IntPtr.Zero)
return false;
IntPtr pVtab = TableFromCursor(module, pCursor);
if (pVtab == IntPtr.Zero)
return false;
return SetTableError(module, pVtab, logErrors, error);
}
///////////////////////////////////////////////////////////////////////
/// <summary>
/// Arranges for the specified error message to be placed into the
/// zErrMsg field of a sqlite3_vtab derived structure, freeing the
/// existing error message, if any.
/// </summary>
/// <param name="module">
/// The <see cref="SQLiteModule" /> object instance to be used.
/// </param>
/// <param name="cursor">
/// The <see cref="SQLiteVirtualTableCursor" /> object instance used to
/// lookup the native pointer to the sqlite3_vtab derived structure.
/// </param>
/// <param name="logErrors">
/// Non-zero if this error message should also be logged using the
/// <see cref="SQLiteLog" /> class.
/// </param>
/// <param name="error">
/// The error message.
/// </param>
/// <returns>
/// Non-zero upon success.
/// </returns>
private static bool SetCursorError(
SQLiteModule module,
SQLiteVirtualTableCursor cursor,
bool logErrors,
string error
)
{
if (cursor == null)
return false;
IntPtr pCursor = cursor.NativeHandle;
if (pCursor == IntPtr.Zero)
return false;
return SetCursorError(module, pCursor, logErrors, error);
}
#endregion
#endregion
///////////////////////////////////////////////////////////////////////
#region Protected Members
#region Module Helper Methods
/// <summary>
|
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protected virtual bool SetCursorError(
SQLiteVirtualTableCursor cursor,
string error
)
{
return SetCursorError(this, cursor, LogErrors, error);
}
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protected virtual bool SetCursorError(
SQLiteVirtualTableCursor cursor,
string error
)
{
return SetCursorError(this, cursor, LogErrors, error);
}
#endregion
///////////////////////////////////////////////////////////////////////
#region Index Handling Helper Methods
/// <summary>
/// Modifies the specified <see cref="SQLiteIndex" /> object instance
|
| ︙ | ︙ |