SubstTable.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
// Copyright (c) 1994 James Clark
// See the file COPYING for copying permission.
#pragma ident "%Z%%M% %I% %E% SMI"
#ifndef SubstTable_INCLUDED
#define SubstTable_INCLUDED
#include <limits.h>
#include "StringOf.h"
#include "Boolean.h"
#ifdef SP_NAMESPACE
namespace SP_NAMESPACE {
#endif
template<class T>
class SubstTable {
public:
SubstTable();
void addSubst(T from, T to);
void subst(T &c) const { if (table_.size() > 0) c = table_[c]; }
void subst(String<T> &) const;
T operator[](T c) const { return table_.size() > 0 ? table_[c] : c; }
String<T> inverse(T) const;
void inverseTable(SubstTable<T> &) const;
private:
String<T> table_;
String<T> pairs_; // mutable
Boolean pairsValid_; // mutable
};
#ifdef SP_NAMESPACE
}
#endif
#endif /* SubstTable_INCLUDED */
#ifdef SP_DEFINE_TEMPLATES
#include "SubstTable.cxx"
#endif