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# RandomRenamer.cpp

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    00001 //------------------------------------------------------------------------------
    00002 // Lamp : Open source game middleware
    00003 // Copyright (C) 2004  Junpei Ohtani ( Email : junpee@users.sourceforge.jp )
    00004 //
    00005 // This library is free software; you can redistribute it and/or
    00006 // modify it under the terms of the GNU Lesser General Public
    00007 // License as published by the Free Software Foundation; either
    00008 // version 2.1 of the License, or (at your option) any later version.
    00009 //
    00010 // This library is distributed in the hope that it will be useful,
    00011 // but WITHOUT ANY WARRANTY; without even the implied warranty of
    00012 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00013 // Lesser General Public License for more details.
    00014 //
    00015 // You should have received a copy of the GNU Lesser General Public
    00016 // License along with this library; if not, write to the Free Software
    00017 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
    00018 //------------------------------------------------------------------------------
    00019
    00020 /** @file
    00021  * ランダムリネーマ実装
    00022  * @author Junpee
    00023  */
    00024
    00025 #include "LampBasic.h"
    00026 #include "Core/Renamer/RandomRenamer.h"
    00027 #include "Core/Utility/Timer.h"
    00028
    00029 namespace Lamp{
    00030
    00031 //------------------------------------------------------------------------------
    00032 // コンストラクタ
    00033 RandomRenamer::RandomRenamer(){
    00034     // タイマによりランダムの種初期化
    00035     random_.setSeed(Timer::getTick().getValue());
    00036 }
    00037 //------------------------------------------------------------------------------
    00038 // コンストラクタ
    00039 RandomRenamer::RandomRenamer(u_int seed){
    00040     random_.setSeed(seed);
    00041 }
    00042 //------------------------------------------------------------------------------
    00043 // デストラクタ
    00044 RandomRenamer::~RandomRenamer(){
    00045 }
    00046 //------------------------------------------------------------------------------
    00047 // リネーム
    00048 String RandomRenamer::rename(Database* database, const String& sourceName){
    00049     // '_'以降を削除
    00050     String result = sourceName;
    00051     int underBarIndex = result.getIndexOf('_');
    00052     Assert(underBarIndex != 0);
    00053     if(underBarIndex > 0){
    00054         result = result.getSubstring(0, underBarIndex);
    00055     }
    00056     // 素の名前が存在するかどうか
    00057     if(!database->existName(result)){ return result; }
    00058     // ランダムによる名前付けを行う
    00059     String resultName;
    00060     while(true){
    00061         resultName.format("%s_%04x",
    00062             result.getBytes(), (random_.get() & 0xffff));
    00063         if(!database->existName(resultName)){ break; }
    00064     }
    00065     return resultName;
    00066 }
    00067 //------------------------------------------------------------------------------
    00068 } // End of namespace Lamp
    00069 //------------------------------------------------------------------------------