private static string GenerateDataTableParser(DataTableProcessor dataTableProcessor)
{
StringBuilder stringBuilder = new StringBuilder();
stringBuilder
.AppendLine(" public override bool ParseDataRow(string dataRowString, object userData)")
.AppendLine(" {")
.AppendLine(" string[] columnStrings = dataRowString.Split(DataTableExtension.DataSplitSeparators);")
.AppendLine(" for (int i = 0; i < columnStrings.Length; i++)")
.AppendLine(" {")
.AppendLine(" columnStrings[i] = columnStrings[i].Trim(DataTableExtension.DataTrimSeparators);")
.AppendLine(" }")
.AppendLine()
.AppendLine(" int index = 0;");
for (int i = 0; i < dataTableProcessor.RawColumnCount; i++)
{
if (dataTableProcessor.IsCommentColumn(i))
{
// 注释列
stringBuilder.AppendLine(" index++;");
continue;
}
if (dataTableProcessor.IsIdColumn(i))
{
// 编号列
stringBuilder.AppendLine(" m_Id = int.Parse(columnStrings[index++]);");
continue;
}
if (dataTableProcessor.IsSystem(i))
{
string languageKeyword = dataTableProcessor.GetLanguageKeyword(i);
if (languageKeyword == "string")
{
stringBuilder.AppendFormat(" {0} = columnStrings[index++];", dataTableProcessor.GetName(i)).AppendLine();
}
else
{
stringBuilder.AppendFormat(" {0} = {1}.Parse(columnStrings[index++]);", dataTableProcessor.GetName(i), languageKeyword).AppendLine();
}
}
else
{
stringBuilder.AppendFormat(" {0} = DataTableExtension.Parse{1}(columnStrings[index++]);", dataTableProcessor.GetName(i), dataTableProcessor.GetType(i).Name.Replace("[]", "Array")).AppendLine();
}
}
stringBuilder.AppendLine()
.AppendLine(" GeneratePropertyArray();")
.AppendLine(" return true;")
.AppendLine(" }")
.AppendLine()
.AppendLine(" public override bool ParseDataRow(byte[] dataRowBytes, int startIndex, int length, object userData)")
.AppendLine(" {")
.AppendLine(" using (MemoryStream memoryStream = new MemoryStream(dataRowBytes, startIndex, length, false))")
.AppendLine(" {")
.AppendLine(" using (BinaryReader binaryReader = new BinaryReader(memoryStream, Encoding.UTF8))")
.AppendLine(" {");
for (int i = 0; i < dataTableProcessor.RawColumnCount; i++)
{
if (dataTableProcessor.IsCommentColumn(i))
{
// 注释列
continue;
}
if (dataTableProcessor.IsIdColumn(i))
{
// 编号列
stringBuilder.AppendLine(" m_Id = binaryReader.Read7BitEncodedInt32();");
continue;
}
string languageKeyword = dataTableProcessor.GetLanguageKeyword(i);
if (languageKeyword == "int" || languageKeyword == "uint" || languageKeyword == "long" || languageKeyword == "ulong")
{
stringBuilder.AppendFormat(" {0} = binaryReader.Read7BitEncoded{1}();", dataTableProcessor.GetName(i), dataTableProcessor.GetType(i).Name).AppendLine();
}
else
{
stringBuilder.AppendFormat(" {0} = binaryReader.Read{1}();", dataTableProcessor.GetName(i), dataTableProcessor.GetType(i).Name.Replace("[]", "Array")).AppendLine();
}
}
stringBuilder
.AppendLine(" }")
.AppendLine(" }")
.AppendLine()
.AppendLine(" GeneratePropertyArray();")
.AppendLine(" return true;")
.Append(" }");
return(stringBuilder.ToString());
}
