public static SqliteValueHandle sqlite3_aggregate_context(SqliteContextHandle context, int nBytes) { throw new System.NotImplementedException(); }
/// <summary>
/// Takes the return value from Invoke() and Final() and figures out how to return it to SQLite's context.
/// </summary>
/// <param name="context">The context the return value applies to</param>
/// <param name="returnValue">The parameter to return to SQLite</param>
void SetReturnValue(SqliteContextHandle context, object returnValue) {
if (returnValue == null || returnValue == DBNull.Value) {
_base.ReturnNull(context);
return;
}
Type t = returnValue.GetType();
if (t == typeof(DateTime)) {
_base.ReturnText(context, _base.ToString((DateTime)returnValue));
return;
}
else {
Exception r = returnValue as Exception;
if (r != null) {
_base.ReturnError(context, r.Message);
return;
}
}
switch (SqliteConvert.TypeToAffinity(t)) {
case TypeAffinity.Null:
_base.ReturnNull(context);
return;
case TypeAffinity.Int64:
_base.ReturnInt64(context, Convert.ToInt64(returnValue, CultureInfo.CurrentCulture));
return;
case TypeAffinity.Double:
_base.ReturnDouble(context, Convert.ToDouble(returnValue, CultureInfo.CurrentCulture));
return;
case TypeAffinity.Text:
_base.ReturnText(context, returnValue.ToString());
return;
case TypeAffinity.Blob:
_base.ReturnBlob(context, (byte[])returnValue);
return;
}
}
/// <summary>
/// The internal aggregate Step function callback, which wraps the raw context pointer and calls the virtual Step() method.
/// </summary>
/// <remarks>
/// This function takes care of doing the lookups and getting the important information put together to call the Step() function.
/// That includes pulling out the user's contextData and updating it after the call is made. We use a sorted list for this so
/// binary searches can be done to find the data.
/// </remarks>
/// <param name="context">A raw context pointer</param>
/// <param name="nArgs">Number of arguments passed in</param>
/// <param name="argsptr">A pointer to the array of arguments</param>
internal void StepCallback(SqliteContextHandle context, int nArgs, SqliteValueHandle[] argsptr) {
SqliteValueHandle nAux;
AggregateData data;
nAux = (SqliteValueHandle)_base.AggregateContext(context);
if (_contextDataList.TryGetValue(nAux, out data) == false) {
data = new AggregateData();
_contextDataList[nAux] = data;
}
try {
_context = context;
Step(ConvertParams(nArgs, argsptr), data._count, ref data._data);
}
finally {
data._count++;
}
}
internal abstract void ReturnNull(SqliteContextHandle context);
internal abstract void ReturnInt64(SqliteContextHandle context, Int64 value);
public static void sqlite3_result_text16(SqliteContextHandle statement, string value, int index, object dummy) { throw new System.NotImplementedException(); }
internal abstract SqliteValueHandle AggregateContext(SqliteContextHandle context);
public static void sqlite3_result_blob(SqliteContextHandle context, byte[] data, int dataLength, object callback)
{
var value = new System.Text.UnicodeEncoding().GetString(data, 0, data.Length);
Community.CsharpSqlite.Sqlite3.sqlite3_result_blob(context.Handle, value, dataLength, null);
}
public static void sqlite3_result_double(SqliteContextHandle context, double value)
{
Community.CsharpSqlite.Sqlite3.sqlite3_result_double(context.Handle, value);
}
public static void sqlite3_result_null(SqliteContextHandle statement)
{
throw new System.NotImplementedException();
}
public static void sqlite3_result_text16(SqliteContextHandle statement, string value, int index, object dummy)
{
throw new System.NotImplementedException();
}
public static void sqlite3_result_int64(SqliteContextHandle statement, long value)
{
throw new System.NotImplementedException();
}
public static void sqlite3_result_error(SqliteContextHandle statement, string value, int index)
{
throw new System.NotImplementedException();
}
public static void sqlite3_result_double(SqliteContextHandle statement, double value)
{
throw new System.NotImplementedException();
}
public static void sqlite3_result_double(SqliteContextHandle statement, double value) { throw new System.NotImplementedException(); }
public static void sqlite3_result_int64(SqliteContextHandle context, long value)
{
Community.CsharpSqlite.Sqlite3.sqlite3_result_int64(context.Handle, value);
}
public static void sqlite3_result_int64(SqliteContextHandle statement, long value) { throw new System.NotImplementedException(); }
public static void sqlite3_result_null(SqliteContextHandle context)
{
Community.CsharpSqlite.Sqlite3.sqlite3_result_null(context.Handle);
}
internal abstract int ContextCollateCompare(CollationEncodingEnum enc, SqliteContextHandle context, string s1,
string s2);
public static void sqlite3_result_text(SqliteContextHandle context, string text, int textLength, object callback)
{
Community.CsharpSqlite.Sqlite3.sqlite3_result_text(context.Handle, text, textLength, null);
}
internal abstract void ReturnDouble(SqliteContextHandle context, double value);
public static void sqlite3_result_error(SqliteContextHandle context, string error, int errorLength)
{
Community.CsharpSqlite.Sqlite3.sqlite3_result_error(context.Handle, error, errorLength);
}
public static void sqlite3_result_blob(SqliteContextHandle context, byte[] value, int length, object dummy)
{
throw new System.NotImplementedException();
}
public static SqliteValueHandle sqlite3_aggregate_context(SqliteContextHandle context, int theByte)
{
var res = Community.CsharpSqlite.Sqlite3.sqlite3_aggregate_context(context.Handle, theByte);
if (res == null)
return null;
return new SqliteValueHandle(res);
}
internal abstract void ReturnNull(SqliteContextHandle context);
public static void sqlite3_result_error16(SqliteContextHandle context, string error, int errorLength)
{
sqlite3_result_error(context, error, errorLength);
}
/// <summary>
/// Internal scalar callback function, which wraps the raw context pointer and calls the virtual Invoke() method.
/// </summary>
/// <param name="context">A raw context pointer</param>
/// <param name="nArgs">Number of arguments passed in</param>
/// <param name="argsptr">A pointer to the array of arguments</param>
internal void ScalarCallback(SqliteContextHandle context, int nArgs, SqliteValueHandle[] argsptr) {
_context = context;
SetReturnValue(context, Invoke(ConvertParams(nArgs, argsptr)));
}
public static void sqlite3_result_text16(SqliteContextHandle context, string value, int valueLength, object callback)
{
sqlite3_result_text(context, value, valueLength, null);
}
/// <summary>
/// An internal aggregate Final function callback, which wraps the context pointer and calls the virtual Final() method.
/// </summary>
/// <param name="context">A raw context pointer</param>
internal void FinalCallback(SqliteContextHandle context) {
SqliteValueHandle n = (SqliteValueHandle)_base.AggregateContext(context);
object obj = null;
if (_contextDataList.ContainsKey(n)) {
obj = _contextDataList[n]._data;
_contextDataList.Remove(n);
}
_context = context;
SetReturnValue(context, Final(obj));
IDisposable disp = obj as IDisposable;
if (disp != null) disp.Dispose();
}
/// <summary>
/// Internal scalar callback function, which wraps the raw context pointer and calls the virtual Invoke() method.
/// </summary>
/// <param name="context">A raw context pointer</param>
/// <param name="nArgs">Number of arguments passed in</param>
/// <param name="argsptr">A pointer to the array of arguments</param>
internal void ScalarCallback(SqliteContextHandle context, int nArgs, SqliteValueHandle[] argsptr)
{
_context = context;
SetReturnValue(context, Invoke(ConvertParams(nArgs, argsptr)));
}
public static void sqlite3_result_blob(SqliteContextHandle context, byte[] value, int length, object dummy) { throw new System.NotImplementedException(); }
internal abstract CollationSequence GetCollationSequence(SqliteFunction func, SqliteContextHandle context);
public static void sqlite3_result_error(SqliteContextHandle statement, string value, int index) { throw new System.NotImplementedException(); }
internal abstract int ContextCollateCompare(CollationEncodingEnum enc, SqliteContextHandle context, string s1,
string s2);
public static void sqlite3_result_null(SqliteContextHandle statement) { throw new System.NotImplementedException(); }
internal abstract int ContextCollateCompare(CollationEncodingEnum enc, SqliteContextHandle context, char[] c1,
char[] c2);
internal abstract CollationSequence GetCollationSequence(SqliteFunction func, SqliteContextHandle context);
internal abstract SqliteValueHandle AggregateContext(SqliteContextHandle context);
internal abstract int ContextCollateCompare(CollationEncodingEnum enc, SqliteContextHandle context, char[] c1,
char[] c2);
internal abstract void ReturnBlob(SqliteContextHandle context, byte[] value);
internal abstract void ReturnBlob(SqliteContextHandle context, byte[] value);
internal abstract void ReturnDouble(SqliteContextHandle context, double value);
internal abstract void ReturnInt64(SqliteContextHandle context, Int64 value);
internal abstract void ReturnError(SqliteContextHandle context, string value);
internal abstract void ReturnText(SqliteContextHandle context, string value);
public static SqliteValueHandle sqlite3_aggregate_context(SqliteContextHandle context, int nBytes)
{
throw new System.NotImplementedException();
}
