Config.h

00001 //
00002 // Copyright(C) 2005--2006 Institute of Computing Tech, Chinese Academy of Sciences. 
00003 // All rights reserved.
00004 // This file is part of FirteX (www.firtex.org)
00005 //
00006 // Use of the FirteX is subject to the terms of the software license set forth in 
00007 // the LICENSE file included with this software, and also available at
00008 // http://www.firtex.org/license.html
00009 //
00010 // Author       : 郭瑞杰(GuoRuijie)
00011 // Email        : ruijieguo@software.ict.ac.cn,ruijieguo@gmail.com
00012 // Created      : 2005/12/3
00013 //
00014 #ifndef _CONFIG_H
00015 #define _CONFIG_H
00016 
00017 #include "StdHeader.h"
00018 #include "logger.h"
00019 #include <list>
00020 using namespace std;
00021 
00022 namespace firtex
00023 {
00024         namespace utility
00025         {               
00026                 class CXMLElement;
00027                 class CConfig
00028                 {
00029                 public:
00030                         CConfig(void);
00031                         ~CConfig(void);
00032                 public:
00037                         void            setLogLevel(const tchar* l);
00038                         tstring&        getLogLevel(){return m_sLoglevel;}
00039                 protected:
00040                         void            setup();
00041                         void            terminate();
00042                 public:
00043                         struct sGeneral
00044                         {
00045                                 tstring Path;           //程序所在路径
00046                                 tstring PluginPath;     //插件路径
00047                         }General;
00048 
00049                         struct sParser 
00050                         {
00051                         }Parser;
00052 
00053                         struct sAnalyzer
00054                         {
00055                                 tstring stopwordFile;
00056                         }Analyzer;
00057 
00058                         struct sIndex
00059                         {
00060                                 int32_t maxIndexTerms;          //最多索引词数
00061                                 int64_t memory;                         //索引使用的内存Cache大小
00062                         }Index;
00063 
00064                         struct sIndexMerger 
00065                         {
00066                                 int32_t mergeFactor;            //合并因子，索引合并时每mergeFactor个一起合并
00067                                 int32_t maxIndexBarrels;        //允许同时存在的子索引桶个数，子索引数大于此值则强制合并
00068                         }IndexMerger;
00069 
00070                         tlogger Logger;
00071 
00072                         struct sAdvance 
00073                         {
00074                                 int32_t memGrow;                        //当内存池中内存不足，为了处理完当前文档向系统申请的内存容量
00075                                 int32_t indexInputBuffer;       //CIndexInput读文件使用buffer大小,默认32K
00076                                 int32_t indexOutputBuffer;      //CIndexOutput读文件使用buffer大小,默认32K
00077                                 int32_t posPostingInitSize;     //position list 初始大小，默认为8，即2^8=256
00078                                 int32_t dfPostingInitSize;      //doc and freq list 初始大小，默认为5，即2^5=32
00079                                 int32_t postingIncrement;       //posting 大小增长因子，默认为2，newsize=2*oldsize
00080                         }Advance;
00081                 public:
00082                         void    load(const tstring& sFile = "");
00083                         void    save(const tstring& sFile = "");                
00084                 protected:
00085                         void    add(const tstring& sName, int64_t* pDword, int64_t nDefault);
00086                         void    add(const tstring& sName, int32_t* pDword, int32_t nDefault);
00087                         void    add(const tstring& sName, double* pFloat, double nDefault);
00088                         void    add(const tstring& sName, tstring* pString, const tstring& pszDefault);
00089                 protected:                      
00090                 public:
00091                         class CParamItem
00092                         {
00093                         public:
00094                                 CParamItem(const tstring& sName, int64_t* pInt64,int32_t* pInt32,double* pFloat, tstring* pString);
00095                                 void    load(CXMLElement* pXML);
00096                                 void    save(CXMLElement* pXML);
00097                         public:
00098                                 tstring         m_sName;
00099                                 int32_t*        m_pInt32;
00100                                 int64_t*        m_pInt64;
00101                                 double*         m_pFloat;
00102                                 tstring*        m_pString;
00103                         };
00104                 protected:
00105                         list<CParamItem*>       m_items;
00106                         tstring                         m_sPath;
00107 
00108                         string                          m_sLoglevel;//disable_all,enable_all,default_level(info),fatal,err,warn,info,dbg
00109                 };
00110                 extern CConfig GlobalConfig;
00111                 #define FIRTEX_CLOG(log_level) FIRTEX_LOG(GlobalConfig.Logger,log_level)
00112         }
00113 }
00114 
00115 using namespace firtex::utility;
00116 
00117 #endif