--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/DataTypeReaderCatalog.h	Sun Jul 15 00:15:09 2018 +0200
@@ -0,0 +1,46 @@
+#pragma once
+
+#include <string>
+#include <iostream>
+#include <vector>
+
+#include "../include/typedefs.h"
+#include "../include/DataTypeReaderBase.h"
+#include "../include/RelpipeReaderException.h"
+
+#include "BooleanDataTypeReader.h"
+#include "IntegerDataTypeReader.h"
+#include "StringDataTypeReader.h"
+
+using namespace std;
+
+namespace relpipe {
+namespace reader {
+
+class DataTypeReaderCatalog {
+private:
+	BooleanDataTypeReader booleanReader;
+	IntegerDataTypeReader integerReader;
+	StringDataTypeReader stringReader;
+	vector<DataTypeReaderBase*> readers = {&booleanReader, &integerReader, &stringReader};
+public:
+
+	integer_t toTypeId(const wstring typeCode) {
+		for (DataTypeReaderBase* reader : readers) if (reader->supports(typeCode)) return reader->getTypeId();
+		throw RelpipeReaderException(L"Unsupported data type: " + typeCode);
+	}
+
+	wstring toTypeCode(const integer_t typeId) {
+		for (DataTypeReaderBase* reader : readers) if (reader->supports(typeId)) return reader->getTypeCode();
+		throw RelpipeReaderException(L"Unsupported data type: " + typeId);
+	}
+
+	wstring readString(istream &input, const integer_t typeId) {
+		for (DataTypeReaderBase* reader : readers) if (reader->supports(typeId)) return reader->readString(input);
+		throw RelpipeReaderException(L"Unsupported data type: " + typeId);
+	}
+
+};
+
+}
+}
\ No newline at end of file