--- a/src/DataTypeWriterBase.h	Sun Jul 22 00:08:13 2018 +0200
+++ b/src/DataTypeWriterBase.h	Sun Jul 22 10:26:22 2018 +0200
@@ -11,11 +11,11 @@
  */
 class DataTypeWriterBase {
 private:
-	const integer_t typeId;
+	const TypeId typeId;
 	const string_t typeCode;
 public:
 
-	DataTypeWriterBase(const integer_t typeId, const string_t typeCode) :
+	DataTypeWriterBase(const TypeId typeId, const string_t typeCode) :
 	typeId(typeId), typeCode(typeCode) {
 	}
 
@@ -35,7 +35,7 @@
 	 * @param dataType data type code as defined in DDP L0
 	 * @return whether this class supports conversions of this type
 	 */
-	virtual bool supports(const integer_t &dataType) {
+	virtual bool supports(const TypeId &dataType) {
 		return dataType == typeId;
 	}
 
@@ -47,7 +47,7 @@
 		return dataType == typeCode;
 	}
 
-	integer_t getTypeId() {
+	TypeId getTypeId() {
 		return typeId;
 	}