94 lines
2.4 KiB
C++
94 lines
2.4 KiB
C++
// Copyright (c) 1994 James Clark
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// See the file COPYING for copying permission.
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#ifndef NamedResourceTable_INCLUDED
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#define NamedResourceTable_INCLUDED 1
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#include "NamedResource.h"
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#include "PointerTable.h"
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#include "StringC.h"
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#include "Hash.h"
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#include "Ptr.h"
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#ifdef SP_NAMESPACE
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namespace SP_NAMESPACE {
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#endif
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struct NamedResourceKeyFunction {
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static inline
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const StringC &key(const NamedResource &p) {
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return p.name();
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}
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};
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template<class T> class NamedResourceTableIter;
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template<class T> class ConstNamedResourceTableIter;
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template<class T>
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class NamedResourceTable {
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#ifdef __lucid
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struct X {
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Ptr<T> _X; // work around lcc bug
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};
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#endif
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public:
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NamedResourceTable() { }
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Ptr<T> insert(const Ptr<T> &p, Boolean replace = 0) {
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return (T *)table_.insert((NamedResource *)p.pointer(), replace).pointer();
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}
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Ptr<T> lookup(const StringC &str) const {
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return (T *)table_.lookup(str).pointer();
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}
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ConstPtr<T> lookupConst(const StringC &str) const {
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return (T *)table_.lookup(str).pointer();
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}
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const T *lookupTemp(const StringC &str) const {
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return (const T *)table_.lookup(str).pointer();
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}
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Ptr<T> remove(const StringC &str) {
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return (T *)table_.remove(str).pointer();
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}
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size_t count() const { return table_.count(); }
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void clear() { table_.clear(); }
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void swap(NamedResourceTable<T> &to) { table_.swap(to.table_); }
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private:
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PointerTable<Ptr<NamedResource>, StringC, Hash,
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NamedResourceKeyFunction> table_;
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friend class NamedResourceTableIter<T>;
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friend class ConstNamedResourceTableIter<T>;
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};
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template<class T>
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class NamedResourceTableIter {
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public:
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NamedResourceTableIter(const NamedResourceTable<T> &table)
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: iter_(table.table_) { }
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Ptr<T> next() {
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return (T *)iter_.next().pointer();
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}
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private:
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PointerTableIter<Ptr<NamedResource>, StringC, Hash,
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NamedResourceKeyFunction> iter_;
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};
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template<class T>
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class ConstNamedResourceTableIter {
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public:
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ConstNamedResourceTableIter(const NamedResourceTable<T> &table)
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: iter_(table.table_) { }
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ConstPtr<T> next() {
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return (T *)iter_.next().pointer();
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}
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const T *nextTemp() {
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return (const T *)iter_.next().pointer();
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}
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private:
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PointerTableIter<Ptr<NamedResource>, StringC, Hash,
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NamedResourceKeyFunction> iter_;
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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 /* not NamedResourceTable_INCLUDED */
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