104 lines
2.8 KiB
C++
104 lines
2.8 KiB
C++
/**
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* @file llnametable.h
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* @brief LLNameTable class is a table to associate pointers with string names
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*
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* $LicenseInfo:firstyear=2000&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2010, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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* $/LicenseInfo$
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*/
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#ifndef LL_LLNAMETABLE_H
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#define LL_LLNAMETABLE_H
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#include <map>
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#include "string_table.h"
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template <class DATA>
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class LLNameTable
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{
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public:
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LLNameTable()
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: mNameMap()
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{
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}
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~LLNameTable()
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{
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}
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void addEntry(const std::string& name, DATA data)
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{
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addEntry(name.c_str(), data);
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}
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void addEntry(const char *name, DATA data)
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{
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char *tablename = gStringTable.addString(name);
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mNameMap[tablename] = data;
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}
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bool checkName(const std::string& name) const
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{
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return checkName(name.c_str());
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}
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// "logically const" even though it modifies the global nametable
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bool checkName(const char *name) const
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{
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char *tablename = gStringTable.addString(name);
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return mNameMap.find(tablename) != mNameMap.end();
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}
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DATA resolveName(const std::string& name) const
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{
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return resolveName(name.c_str());
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}
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// "logically const" even though it modifies the global nametable
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DATA resolveName(const char *name) const
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{
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char *tablename = gStringTable.addString(name);
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const_iter_t iter = mNameMap.find(tablename);
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if (iter != mNameMap.end())
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return iter->second;
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else
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return 0;
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}
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// O(N)! (currently only used in one place... (newsim/llstate.cpp))
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const char *resolveData(const DATA &data) const
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{
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for (const name_map_t::value_type& pair : mNameMap)
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{
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if (pair.second == data)
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return pair.first;
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}
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return NULL;
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}
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typedef std::map<const char *, DATA> name_map_t;
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typedef typename std::map<const char *,DATA>::iterator iter_t;
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typedef typename std::map<const char *,DATA>::const_iterator const_iter_t;
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name_map_t mNameMap;
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};
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#endif
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