diff -r 543f1613c2da -r e8de089f95dd src/StringDataTypeReader.h
--- a/src/StringDataTypeReader.h	Sat Aug 25 17:39:27 2018 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,52 +0,0 @@
-#pragma once
-
-#include <string>
-#include <sstream>
-#include <iostream>
-#include <vector>
-#include <locale>
-#include <codecvt>
-
-#include <relpipe/protocol/constants.h>
-
-#include "../include/typedefs.h"
-#include "../include/DataTypeReader.h"
-
-namespace relpipe {
-namespace reader {
-
-/**
- * The prototype does not recognize any encoding,
- * it just works with c++ strings in encoding default to given platform. 
- * In the real implementation of relational pipes, there will be DataTypes for particular encodings.
- */
-class StringDataTypeReader : public DataTypeReader<string_t> {
-private:
-	IntegerDataTypeReader integerType;
-	std::wstring_convert<std::codecvt_utf8<wchar_t>> convertor; // TODO: support also other encodings.
-public:
-
-	StringDataTypeReader() : DataTypeReader<string_t>(DATA_TYPE_ID_STRING, DATA_TYPE_CODE_STRING) {
-	}
-
-	string_t readValue(std::istream &input) override {
-		integer_t length = integerType.readValue(input);
-		// TODO: check maximum length of single field
-		// if (length > 4000) throw RelpipeException("data too long", EXIT_CODE_DATA_ERROR);
-		std::vector<char> buf(length);
-		input.read(buf.data(), length);
-		if (input.good()) {
-			return convertor.from_bytes(std::string(buf.data(), length));
-		} else {
-			throw RelpipeReaderException(L"Error while reading string from the stream.");
-		}
-	}
-
-	string_t toString(const string_t &value) override {
-		return value;
-	}
-
-};
-
-}
-}
\ No newline at end of file