Beispiel #1
0
 internal static void BindParameter(Sqlite3Statement stmt, int index, object value, bool storeDateTimeAsTicks, string dateTimeStringFormat, bool storeTimeSpanAsTicks)
 {
     if (value == null)
     {
         SQLite3.BindNull(stmt, index);
     }
     else
     {
         if (value is Int32)
         {
             SQLite3.BindInt(stmt, index, (int)value);
         }
         else if (value is String)
         {
             SQLite3.BindText(stmt, index, (string)value, -1, NegativePointer);
         }
         else if (value is Byte || value is UInt16 || value is SByte || value is Int16)
         {
             SQLite3.BindInt(stmt, index, Convert.ToInt32(value));
         }
         else if (value is Boolean)
         {
             SQLite3.BindInt(stmt, index, (bool)value ? 1 : 0);
         }
         else if (value is UInt32 || value is Int64)
         {
             SQLite3.BindInt64(stmt, index, Convert.ToInt64(value));
         }
         else if (value is Single || value is Double || value is Decimal)
         {
             SQLite3.BindDouble(stmt, index, Convert.ToDouble(value));
         }
         else if (value is TimeSpan)
         {
             if (storeTimeSpanAsTicks)
             {
                 SQLite3.BindInt64(stmt, index, ((TimeSpan)value).Ticks);
             }
             else
             {
                 SQLite3.BindText(stmt, index, ((TimeSpan)value).ToString(), -1, NegativePointer);
             }
         }
         else if (value is DateTime)
         {
             if (storeDateTimeAsTicks)
             {
                 SQLite3.BindInt64(stmt, index, ((DateTime)value).Ticks);
             }
             else
             {
                 SQLite3.BindText(stmt, index, ((DateTime)value).ToString(dateTimeStringFormat, System.Globalization.CultureInfo.InvariantCulture), -1, NegativePointer);
             }
         }
         else if (value is DateTimeOffset)
         {
             SQLite3.BindInt64(stmt, index, ((DateTimeOffset)value).UtcTicks);
         }
         else if (value is byte [])
         {
             SQLite3.BindBlob(stmt, index, (byte [])value, ((byte [])value).Length, NegativePointer);
         }
         else if (value is Guid)
         {
             SQLite3.BindText(stmt, index, ((Guid)value).ToString(), 72, NegativePointer);
         }
         else if (value is Uri)
         {
             SQLite3.BindText(stmt, index, ((Uri)value).ToString(), -1, NegativePointer);
         }
         else if (value is StringBuilder)
         {
             SQLite3.BindText(stmt, index, ((StringBuilder)value).ToString(), -1, NegativePointer);
         }
         else if (value is UriBuilder)
         {
             SQLite3.BindText(stmt, index, ((UriBuilder)value).ToString(), -1, NegativePointer);
         }
         else
         {
             // Now we could possibly get an enum, retrieve cached info
             var valueType = value.GetType();
             var enumInfo  = EnumCache.GetInfo(valueType);
             if (enumInfo.IsEnum)
             {
                 var enumIntValue = Convert.ToInt32(value);
                 if (enumInfo.StoreAsText)
                 {
                     SQLite3.BindText(stmt, index, enumInfo.EnumValues [enumIntValue], -1, NegativePointer);
                 }
                 else
                 {
                     SQLite3.BindInt(stmt, index, enumIntValue);
                 }
             }
             else
             {
                 throw new NotSupportedException("Cannot store type: " + Orm.GetType(value));
             }
         }
     }
 }