Public interfaces: part 1

[stg.git] / include / stg / resetable.h

diff --git a/include/stg/resetable.h b/include/stg/resetable.h
deleted file mode 100644 (file)
index f3cecac..0000000
--- a/include/stg/resetable.h
+++ /dev/null
@@ -1,70 +0,0 @@
- /*
- $Revision: 1.9 $
- $Date: 2010/03/11 14:42:04 $
- $Author: faust $
- */
-
-/*
- * Copyright (c) 2001 by Peter Simons <simons@cryp.to>.
- * All rights reserved.
- */
-
-#ifndef RESETABLE_VARIABLE_H
-#define RESETABLE_VARIABLE_H
-
-// This is a wrapper class about variables where you want to keep
-// track of whether it has been assigened yet or not.
-
-#include <iostream>
-
-template <typename T>
-class RESETABLE
-{
-public:
-    typedef T value_type;
-
-    RESETABLE() : value(), is_set(false) {}
-
-    RESETABLE(const RESETABLE<value_type> & rvalue)
-        : value(rvalue.value),
-          is_set(rvalue.is_set)
-    {}
-
-    RESETABLE(const value_type& val) : value(val), is_set(true) {}
-
-    RESETABLE<value_type> & operator=(const RESETABLE<value_type> & rvalue)
-    {
-        value = rvalue.value;
-        is_set = rvalue.is_set;
-        return *this;
-    }
-
-    RESETABLE<value_type> & operator=(const value_type& rhs)
-    {
-        value = rhs;
-        is_set = true;
-        return *this;
-    }
-
-    const value_type & const_data() const throw() { return value; }
-    value_type & data() throw() { return value; }
-    operator const value_type&() const throw() { return value; }
-    bool res_empty() const throw() { return !is_set; }
-    void reset() throw() { is_set = false; }
-
-private:
-    value_type value;
-    bool       is_set;
-};
-
-template <typename T>
-std::ostream & operator<<(std::ostream & o, const RESETABLE<T> & v);
-
-template <typename T>
-inline
-std::ostream & operator<<(std::ostream & o, const RESETABLE<T> & v)
-{
-    return o << v.const_data();
-}
-
-#endif // RESETABLE_VARIABLE_H