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Overview
| Comment: | Add the 'SQLiteChangeGroup' class. Rename the new source file to 'SQLiteSession.cs'. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | sessions |
| Files: | files | file ages | folders |
| SHA1: |
d7179f72088fc0034fdf4ea3cde1cd06 |
| User & Date: | mistachkin 2017-10-06 19:53:15 |
Context
|
2017-10-06
| ||
| 20:01 | Change the remaining new classes as 'internal' instead of 'public'. check-in: ff722745b2 user: mistachkin tags: sessions | |
| 19:53 | Add the 'SQLiteChangeGroup' class. Rename the new source file to 'SQLiteSession.cs'. check-in: d7179f7208 user: mistachkin tags: sessions | |
| 18:06 | Work on cleaning up the enumerator/iterator classes and P/Invoke integration. check-in: c82ab41db1 user: mistachkin tags: sessions | |
Changes
Changes to System.Data.SQLite/SQLiteConnection.cs.
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)
{
CheckDisposed();
return new SQLiteStreamChangeSet(
inputStream, outputStream, GetNativeHandle(this), _flags);
}
#endif
/// <summary>
/// Returns the data source file name without extension or path.
/// </summary>
#if !PLATFORM_COMPACTFRAMEWORK
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
|
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)
{
CheckDisposed();
return new SQLiteStreamChangeSet(
inputStream, outputStream, GetNativeHandle(this), _flags);
}
/// <summary>
/// Attempts to create a new <see cref="ISQLiteChangeGroup" /> object
/// instance using this connection.
/// </summary>
/// <returns>
/// The newly created change group -OR- null if it cannot be created.
/// </returns>
public ISQLiteChangeGroup CreateChangeGroup()
{
CheckDisposed();
return new SQLiteChangeGroup(_flags);
}
#endif
/// <summary>
/// Returns the data source file name without extension or path.
/// </summary>
#if !PLATFORM_COMPACTFRAMEWORK
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
|
Name change from System.Data.SQLite/SQLiteSessions.cs to System.Data.SQLite/SQLiteSession.cs.
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}
#endregion
}
#endregion
///////////////////////////////////////////////////////////////////////////
#region SQLiteSession Class
public sealed class SQLiteSession : ISQLiteSession, IDisposable
{
#region Private Data
private SQLiteConnectionHandle handle;
private SQLiteConnectionFlags flags;
private string databaseName;
private IntPtr session;
///////////////////////////////////////////////////////////////////////
private SessionTableFilterCallback tableFilterCallback;
private object tableFilterClientData;
#endregion
|
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}
#endregion
}
#endregion
///////////////////////////////////////////////////////////////////////////
#region SQLiteChangeGroup Class
internal sealed class SQLiteChangeGroup : ISQLiteChangeGroup, IDisposable
{
#region Private Data
private SQLiteConnectionFlags flags;
///////////////////////////////////////////////////////////////////////
private IntPtr changeGroup;
#endregion
///////////////////////////////////////////////////////////////////////
#region Public Constructors
public SQLiteChangeGroup(
SQLiteConnectionFlags flags
)
{
this.flags = flags;
Initialize();
}
#endregion
///////////////////////////////////////////////////////////////////////
#region Private Methods
private void CheckHandle()
{
if (changeGroup == null)
throw new InvalidOperationException("change group not open");
}
///////////////////////////////////////////////////////////////////////
private void Initialize()
{
if (changeGroup != IntPtr.Zero)
return;
SQLiteErrorCode rc = UnsafeNativeMethods.sqlite3changegroup_new(
ref changeGroup);
if (rc != SQLiteErrorCode.Ok)
throw new SQLiteException(rc, "sqlite3changegroup_new");
}
#endregion
///////////////////////////////////////////////////////////////////////
#region ISQLiteChangeGroup Members
public void AddChangeSet(
byte[] rawData
)
{
CheckDisposed();
CheckHandle();
IntPtr pData = IntPtr.Zero;
try
{
int nData = 0;
pData = SQLiteBytes.ToIntPtr(rawData, ref nData);
SQLiteErrorCode rc = UnsafeNativeMethods.sqlite3changegroup_add(
changeGroup, nData, pData);
if (rc != SQLiteErrorCode.Ok)
throw new SQLiteException(rc, "sqlite3changegroup_add");
}
finally
{
if (pData != IntPtr.Zero)
{
SQLiteMemory.Free(pData);
pData = IntPtr.Zero;
}
}
}
///////////////////////////////////////////////////////////////////////
public void AddChangeSet(
Stream stream
)
{
CheckDisposed();
CheckHandle();
SQLiteErrorCode rc = UnsafeNativeMethods.sqlite3changegroup_add_strm(
changeGroup, new SQLiteStreamAdapter(stream, flags).xInput,
IntPtr.Zero);
if (rc != SQLiteErrorCode.Ok)
throw new SQLiteException(rc, "sqlite3changegroup_add_strm");
}
///////////////////////////////////////////////////////////////////////
public void CreateChangeSet(
ref byte[] rawData
)
{
CheckDisposed();
CheckHandle();
IntPtr pData = IntPtr.Zero;
try
{
int nData = 0;
SQLiteErrorCode rc = UnsafeNativeMethods.sqlite3changegroup_output(
changeGroup, ref nData, ref pData);
if (rc != SQLiteErrorCode.Ok)
throw new SQLiteException(rc, "sqlite3changegroup_output");
rawData = SQLiteBytes.FromIntPtr(pData, nData);
}
finally
{
if (pData != IntPtr.Zero)
{
SQLiteMemory.Free(pData);
pData = IntPtr.Zero;
}
}
}
///////////////////////////////////////////////////////////////////////
public void CreateChangeSet(
Stream stream
)
{
CheckDisposed();
CheckHandle();
SQLiteErrorCode rc = UnsafeNativeMethods.sqlite3changegroup_output_strm(
changeGroup, new SQLiteStreamAdapter(stream, flags).xOutput,
IntPtr.Zero);
if (rc != SQLiteErrorCode.Ok)
throw new SQLiteException(rc, "sqlite3changegroup_output_strm");
}
#endregion
///////////////////////////////////////////////////////////////////////
#region IDisposable Members
public void Dispose()
{
Dispose(true);
GC.SuppressFinalize(this);
}
#endregion
///////////////////////////////////////////////////////////////////////
#region IDisposable "Pattern" Members
private bool disposed;
private void CheckDisposed() /* throw */
{
#if THROW_ON_DISPOSED
if (disposed)
{
throw new ObjectDisposedException(
typeof(SQLiteChangeGroup).Name);
}
#endif
}
///////////////////////////////////////////////////////////////////////
private /* protected virtual */ void Dispose(bool disposing)
{
try
{
if (!disposed)
{
if (disposing)
{
////////////////////////////////////
// dispose managed resources here...
////////////////////////////////////
if (changeGroup != IntPtr.Zero)
{
UnsafeNativeMethods.sqlite3changegroup_delete(
changeGroup);
changeGroup = IntPtr.Zero;
}
}
//////////////////////////////////////
// release unmanaged resources here...
//////////////////////////////////////
}
}
finally
{
//
// NOTE: Everything should be fully disposed at this point.
//
disposed = true;
}
}
#endregion
///////////////////////////////////////////////////////////////////////
#region Destructor
~SQLiteChangeGroup()
{
Dispose(false);
}
#endregion
}
#endregion
///////////////////////////////////////////////////////////////////////////
#region SQLiteSession Class
public sealed class SQLiteSession : ISQLiteSession, IDisposable
{
#region Private Data
private SQLiteConnectionHandle handle;
private SQLiteConnectionFlags flags;
private string databaseName;
///////////////////////////////////////////////////////////////////////
private IntPtr session;
///////////////////////////////////////////////////////////////////////
private SessionTableFilterCallback tableFilterCallback;
private object tableFilterClientData;
#endregion
|
Changes to System.Data.SQLite/Targets/System.Data.SQLite.Files.targets.
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<!--
******************************************************************************
** Session Extension Files **
******************************************************************************
-->
<ItemGroup Condition="'$(InteropSessionExtension)' != 'false'">
<Compile Include="SQLiteSessions.cs" />
</ItemGroup>
</Project>
|
| |
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<!--
******************************************************************************
** Session Extension Files **
******************************************************************************
-->
<ItemGroup Condition="'$(InteropSessionExtension)' != 'false'">
<Compile Include="SQLiteSession.cs" />
</ItemGroup>
</Project>
|