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Overview
| Comment: | The 'Apply' methods logically belong to the change set, not the session. |
|---|---|
| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | sessions |
| Files: | files | file ages | folders |
| SHA1: |
baed0aa5035d4de06832a3a454144d93 |
| User & Date: | mistachkin 2017-10-05 22:55:27.447 |
Context
|
2017-10-05
| ||
| 23:10 | Cleanup integration between the session extension classes and the SQLiteConnection class. check-in: 7529b50e97 user: mistachkin tags: sessions | |
| 22:55 | The 'Apply' methods logically belong to the change set, not the session. check-in: baed0aa503 user: mistachkin tags: sessions | |
| 22:33 | Further refinements. check-in: a16ea17d38 user: mistachkin tags: sessions | |
Changes
Changes to System.Data.SQLite/SQLiteSessions.cs.
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#region Session Extension Interfaces
public interface ISQLiteChangeSet
{
bool? IsPatchSet { get; }
ISQLiteChangeSet Invert();
ISQLiteChangeSet CombineWith(ISQLiteChangeSet changeSet);
}
///////////////////////////////////////////////////////////////////////////
public interface ISQLiteChangeGroup
{
void AddChangeSet(byte[] rawData);
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#region Session Extension Interfaces
public interface ISQLiteChangeSet
{
bool? IsPatchSet { get; }
ISQLiteChangeSet Invert();
ISQLiteChangeSet CombineWith(ISQLiteChangeSet changeSet);
void Apply(
SessionConflictCallback conflictCallback,
object clientData
);
void Apply(
SessionConflictCallback conflictCallback,
SessionTableFilterCallback tableFilterCallback,
object clientData
);
}
///////////////////////////////////////////////////////////////////////////
public interface ISQLiteChangeGroup
{
void AddChangeSet(byte[] rawData);
|
| ︙ | ︙ | |||
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void CreatePatchSet(ref byte[] rawData);
void CreatePatchSet(Stream stream);
void LoadDifferencesFromTable(
string fromDatabaseName,
string tableName
);
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void CreatePatchSet(ref byte[] rawData);
void CreatePatchSet(Stream stream);
void LoadDifferencesFromTable(
string fromDatabaseName,
string tableName
);
}
#endregion
///////////////////////////////////////////////////////////////////////////
#region SQLiteChangeSetIterator Class
internal sealed class SQLiteChangeSetIterator : IDisposable
|
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if (pError != IntPtr.Zero)
{
SQLiteMemory.Free(pError);
pError = IntPtr.Zero;
}
}
}
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if (pError != IntPtr.Zero)
{
SQLiteMemory.Free(pError);
pError = IntPtr.Zero;
}
}
}
#endregion
///////////////////////////////////////////////////////////////////////
#region IDisposable Members
public void Dispose()
{
|
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#region SQLiteMemoryChangeSet Class
public sealed class SQLiteMemoryChangeSet :
ISQLiteChangeSet, IEnumerable<ISQLiteChangeSetMetadataItem>,
IDisposable
{
#region Private Data
private byte[] rawData;
private bool? isPatchSet;
#endregion
///////////////////////////////////////////////////////////////////////
#region Private Constructors
internal SQLiteMemoryChangeSet(
byte[] rawData,
bool? isPatchSet
)
{
this.rawData = rawData;
this.isPatchSet = isPatchSet;
}
#endregion
///////////////////////////////////////////////////////////////////////
#region ISQLiteChangeSet Members
| > > > > > > | 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 |
#region SQLiteMemoryChangeSet Class
public sealed class SQLiteMemoryChangeSet :
ISQLiteChangeSet, IEnumerable<ISQLiteChangeSetMetadataItem>,
IDisposable
{
#region Private Data
private byte[] rawData;
private SQLiteConnectionHandle handle;
private SQLiteConnectionFlags flags;
private bool? isPatchSet;
#endregion
///////////////////////////////////////////////////////////////////////
#region Private Constructors
internal SQLiteMemoryChangeSet(
byte[] rawData,
SQLiteConnectionHandle handle,
SQLiteConnectionFlags flags,
bool? isPatchSet
)
{
this.rawData = rawData;
this.handle= handle;
this.flags = flags;
this.isPatchSet = isPatchSet;
}
#endregion
///////////////////////////////////////////////////////////////////////
#region ISQLiteChangeSet Members
|
| ︙ | ︙ | |||
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ISQLiteChangeSet changeSet
)
{
CheckDisposed();
throw new NotImplementedException();
}
#endregion
///////////////////////////////////////////////////////////////////////
#region IEnumerable<ISQLiteChangeSetMetadataItem> Members
public IEnumerator<ISQLiteChangeSetMetadataItem> GetEnumerator()
{
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ISQLiteChangeSet changeSet
)
{
CheckDisposed();
throw new NotImplementedException();
}
///////////////////////////////////////////////////////////////////////
public void Apply(
SessionConflictCallback conflictCallback,
object clientData
)
{
CheckDisposed();
Apply(conflictCallback, null, clientData);
}
///////////////////////////////////////////////////////////////////////
public void Apply(
SessionConflictCallback conflictCallback,
SessionTableFilterCallback tableFilterCallback,
object clientData
)
{
if (conflictCallback == null)
throw new ArgumentNullException("conflictCallback");
CheckDisposed();
UnsafeNativeMethods.xSessionFilter xFilter = null;
if (tableFilterCallback != null)
{
xFilter = new UnsafeNativeMethods.xSessionFilter(
delegate(IntPtr context, byte[] tblName)
{
try
{
string name = SQLiteString.GetStringFromUtf8Bytes(
tblName);
return tableFilterCallback(clientData, name) ? 1 : 0;
}
catch (Exception e)
{
try
{
if ((flags & SQLiteConnectionFlags.LogCallbackException) ==
SQLiteConnectionFlags.LogCallbackException)
{
SQLiteLog.LogMessage(SQLiteBase.COR_E_EXCEPTION,
HelperMethods.StringFormat(CultureInfo.CurrentCulture,
"Caught exception in \"xFilter\" method: {0}",
e)); /* throw */
}
}
catch
{
// do nothing.
}
}
return 0;
});
}
UnsafeNativeMethods.xSessionConflict xConflict;
xConflict = new UnsafeNativeMethods.xSessionConflict(
delegate(IntPtr context,
SQLiteChangeSetConflictType type,
IntPtr iterator)
{
ISQLiteChangeSetMetadataItem item = null;
try
{
return conflictCallback(clientData, type, item);
}
catch (Exception e)
{
try
{
if ((flags & SQLiteConnectionFlags.LogCallbackException) ==
SQLiteConnectionFlags.LogCallbackException)
{
SQLiteLog.LogMessage(SQLiteBase.COR_E_EXCEPTION,
HelperMethods.StringFormat(CultureInfo.CurrentCulture,
"Caught exception in \"xConflict\" method: {0}",
e)); /* throw */
}
}
catch
{
// do nothing.
}
}
return SQLiteChangeSetConflictResult.Abort;
});
int nData = 0;
IntPtr pData = IntPtr.Zero;
SQLiteErrorCode rc = UnsafeNativeMethods.sqlite3changeset_apply(
handle, nData, pData, xFilter, xConflict, IntPtr.Zero);
if (rc != SQLiteErrorCode.Ok)
throw new SQLiteException(rc, "sqlite3changeset_apply");
}
#endregion
///////////////////////////////////////////////////////////////////////
#region IEnumerable<ISQLiteChangeSetMetadataItem> Members
public IEnumerator<ISQLiteChangeSetMetadataItem> GetEnumerator()
{
|
| ︙ | ︙ | |||
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#region SQLiteStreamChangeSet Class
public sealed class SQLiteStreamChangeSet :
ISQLiteChangeSet, IEnumerable<ISQLiteChangeSetMetadataItem>,
IDisposable
{
#region Private Data
private Stream stream;
private SQLiteConnectionFlags flags;
private bool? isPatchSet;
#endregion
///////////////////////////////////////////////////////////////////////
#region Private Constructors
internal SQLiteStreamChangeSet(
Stream stream,
SQLiteConnectionFlags flags,
bool? isPatchSet
)
{
this.stream = stream;
this.flags = flags;
this.isPatchSet = isPatchSet;
}
#endregion
///////////////////////////////////////////////////////////////////////
| > > > | 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 |
#region SQLiteStreamChangeSet Class
public sealed class SQLiteStreamChangeSet :
ISQLiteChangeSet, IEnumerable<ISQLiteChangeSetMetadataItem>,
IDisposable
{
#region Private Data
private Stream stream;
private SQLiteConnectionHandle handle;
private SQLiteConnectionFlags flags;
private bool? isPatchSet;
#endregion
///////////////////////////////////////////////////////////////////////
#region Private Constructors
internal SQLiteStreamChangeSet(
Stream stream,
SQLiteConnectionHandle handle,
SQLiteConnectionFlags flags,
bool? isPatchSet
)
{
this.stream = stream;
this.handle = handle;
this.flags = flags;
this.isPatchSet = isPatchSet;
}
#endregion
///////////////////////////////////////////////////////////////////////
|
| ︙ | ︙ | |||
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ISQLiteChangeSet changeSet
)
{
CheckDisposed();
throw new NotImplementedException();
}
#endregion
///////////////////////////////////////////////////////////////////////
#region IEnumerable<ISQLiteChangeSetMetadataItem> Members
public IEnumerator<ISQLiteChangeSetMetadataItem> GetEnumerator()
{
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ISQLiteChangeSet changeSet
)
{
CheckDisposed();
throw new NotImplementedException();
}
///////////////////////////////////////////////////////////////////////
public void Apply(
SessionConflictCallback conflictCallback,
object clientData
)
{
CheckDisposed();
throw new NotImplementedException();
}
///////////////////////////////////////////////////////////////////////
public void Apply(
SessionConflictCallback conflictCallback,
SessionTableFilterCallback tableFilterCallback,
object clientData
)
{
CheckDisposed();
UnsafeNativeMethods.xSessionFilter xFilter;
xFilter = new UnsafeNativeMethods.xSessionFilter(
delegate(IntPtr context, byte[] tblName)
{
try
{
string name = SQLiteString.GetStringFromUtf8Bytes(
tblName);
return tableFilterCallback(clientData, name) ? 1 : 0;
}
catch (Exception e)
{
try
{
if ((flags & SQLiteConnectionFlags.LogCallbackException) ==
SQLiteConnectionFlags.LogCallbackException)
{
SQLiteLog.LogMessage(SQLiteBase.COR_E_EXCEPTION,
HelperMethods.StringFormat(CultureInfo.CurrentCulture,
"Caught exception in \"xFilter\" method: {0}",
e)); /* throw */
}
}
catch
{
// do nothing.
}
}
return 0;
});
UnsafeNativeMethods.xSessionConflict xConflict;
xConflict = new UnsafeNativeMethods.xSessionConflict(
delegate(IntPtr context,
SQLiteChangeSetConflictType type,
IntPtr iterator)
{
ISQLiteChangeSetMetadataItem item = null;
try
{
return conflictCallback(clientData, type, item);
}
catch (Exception e)
{
try
{
if ((flags & SQLiteConnectionFlags.LogCallbackException) ==
SQLiteConnectionFlags.LogCallbackException)
{
SQLiteLog.LogMessage(SQLiteBase.COR_E_EXCEPTION,
HelperMethods.StringFormat(CultureInfo.CurrentCulture,
"Caught exception in \"xConflict\" method: {0}",
e)); /* throw */
}
}
catch
{
// do nothing.
}
}
return SQLiteChangeSetConflictResult.Abort;
});
SQLiteErrorCode rc = UnsafeNativeMethods.sqlite3changeset_apply_strm(
handle, new SQLiteStreamAdapter(stream, flags).xInput,
IntPtr.Zero, xFilter, xConflict, IntPtr.Zero);
if (rc != SQLiteErrorCode.Ok)
throw new SQLiteException(rc, "sqlite3changeset_apply_strm");
}
#endregion
///////////////////////////////////////////////////////////////////////
#region IEnumerable<ISQLiteChangeSetMetadataItem> Members
public IEnumerator<ISQLiteChangeSetMetadataItem> GetEnumerator()
{
|
| ︙ | ︙ | |||
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#endregion
}
#endregion
///////////////////////////////////////////////////////////////////////////
#region SQLiteChangeSetMetadataItem Class
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#endregion
}
#endregion
///////////////////////////////////////////////////////////////////////////
#region SQLiteChangeSetMetadataItem Class
public sealed class SQLiteChangeSetMetadataItem :
ISQLiteChangeSetMetadataItem, IDisposable
{
#region Private Data
private IntPtr iterator;
#endregion
///////////////////////////////////////////////////////////////////////
|
| ︙ | ︙ |