41 lines
887 B
C++
41 lines
887 B
C++
/* $XConsortium: SubstTable.h /main/1 1996/07/29 17:05:53 cde-hp $ */
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// Copyright (c) 1994 James Clark
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// See the file COPYING for copying permission.
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#ifndef SubstTable_INCLUDED
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#define SubstTable_INCLUDED
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#include <limits.h>
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#include "StringOf.h"
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#include "Boolean.h"
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#ifdef SP_NAMESPACE
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namespace SP_NAMESPACE {
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#endif
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template<class T>
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class SubstTable {
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public:
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SubstTable();
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void addSubst(T from, T to);
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void subst(T &c) const { if (table_.size() > 0) c = table_[c]; }
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void subst(String<T> &) const;
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T operator[](T c) const { return table_.size() > 0 ? table_[c] : c; }
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String<T> inverse(T) const;
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void inverseTable(SubstTable<T> &) const;
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private:
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String<T> table_;
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String<T> pairs_; // mutable
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Boolean pairsValid_; // mutable
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};
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#ifdef SP_NAMESPACE
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}
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#endif
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#endif /* SubstTable_INCLUDED */
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#ifdef SP_DEFINE_TEMPLATES
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#include "SubstTable.C"
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#endif
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