Net2map - Technical documentation

00001 /*
00002  * ParameterSet.java
00003  *
00004  *  Copyright (C) 2003 Alain MENSEGUEN
00005  *  www.net2map.org
00006  *
00007  *  This program is free software; you can redistribute it and/or
00008  *  modify it under the terms of the GNU General Public License
00009  *  as published by the Free Software Foundation; either version 2
00010  *  of the License, or (at your option) any later version.
00011  *
00012  *  This program is distributed in the hope that it will be useful,
00013  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015  *  GNU Lesser General Public License for more details.
00016  *
00017  *  You should have received a copy of the GNU General Public License
00018  *  along with this program; if not, write to the Free Software
00019  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
00020  */
00021 package org.net2map.pov.server;
00022 
00026 import java.io.*;
00027 
00028 public class ParameterSet implements Serializable
00029 {
00030     public ParameterSet()
00031     {
00032         DEBUG = 3;
00033         setDBUser( "search" );
00034         setDBPass( "search" );
00035         setDBHost( "127.0.0.1" );
00036         setDBName( "mnoGoSearch" );
00037         setDBMode( "multi" );
00038         setDBType( "pgsql");
00039         setVarDir( "" );
00040         setTrackQuery( false );
00041         setCache( false );
00042         setClones( true );
00043         setLocalCharset( "" );
00044         setIspellUsePrefixes( false );
00045         setPhrase( false );
00046         setStopwordFile( "" );
00047         setStopwordTable( "" );
00048         setMinWordLength( 1 );
00049         setMaxWordLength( 32 );
00050         setDBFormat( "3.0" );
00051         setCrc32( "./crc32" );
00052         sIspellMode = "";
00053     }
00054     
00055     public String getDBAddr() 
00056     {
00057         return sDBAddr;
00058     }
00059     
00060     public String getDBUser() 
00061     {
00062         return sDBUser;
00063     }
00064     
00065     public String getDBPass() 
00066     {
00067         return sDBPass;
00068     }
00069     
00070     public String getDBHost() 
00071     {
00072         return sDBHost;
00073     }
00074     
00075     public String getDBPort() 
00076     {
00077         return sDBPort;
00078     }
00079     
00080     public String getDBName() 
00081     {
00082         return sDBName;
00083     }
00084     
00085     public String getDBMode() 
00086     {
00087         return sDBMode;
00088     }
00089     
00090     public String getDBFormat() 
00091     {
00092         return sDBFormat;
00093     }
00094     
00095     public String getDBType() 
00096     {
00097         return sDBType;
00098     }
00099     
00100     public String getVarDir() 
00101     {
00102         return sVarDir;
00103     }
00104     
00105     public boolean getTrackQuery() 
00106     {
00107         return bTrackQuery;
00108     }
00109     
00110     public boolean getCache() 
00111     {
00112         return bCache;
00113     }
00114     
00115     public boolean getClones() 
00116     {
00117         return bClones;
00118     }
00119     
00120     public String getLocalCharset() 
00121     {
00122         return sLocalCharset;
00123     }
00124     
00125     public boolean getIspellUsePrefixes() 
00126     {
00127         return bIspellUsePrefixes;
00128     }
00129     
00130     public boolean getPhrase() 
00131     {
00132         return bPhrase;
00133     }
00134     
00135     public String getStopwordFile() 
00136     {
00137         return sStopwordFile;
00138     }
00139     
00140     public String getStopwordTable() 
00141     {
00142         return sStopwordTable;
00143     }
00144     
00145     public int getMinWordLength() 
00146     {
00147         return nMinWordLength;
00148     }
00149     
00150     public int getMaxWordLength() 
00151     {
00152         return nMaxWordLength;
00153     }
00154     
00155     private String[] getDictTable() 
00156     {
00157         return dict_table;
00158     }
00159     
00160     public String getIspellMode() 
00161     {
00162         return sIspellMode;
00163     }
00164     
00165     public String getCrc32() 
00166     {
00167         return sCrc32;
00168     }
00169     
00170     public String getCrcField() 
00171     {
00172         return sCrcField;
00173     }
00174     
00175     public String getCatField() 
00176     {
00177         return sCatField;
00178     }
00179     
00180     public String getLastModField() 
00181     {
00182         return sLastModField;
00183     }
00184         
00185     public void setDBAddr(String dbaddr) 
00186     {
00187         sDBAddr = dbaddr;
00188     }
00189     
00190     public void setDBUser(String dbuser) 
00191     {
00192         sDBUser = dbuser;
00193     }
00194     
00195     public void setDBPass(String dbpass) 
00196     {
00197         sDBPass = dbpass;
00198     }
00199     
00200     public void setDBHost(String dbhost) 
00201     {
00202         sDBHost = dbhost;
00203     }
00204     
00205     public void setDBPort(String dbport) 
00206     {
00207         sDBPort = dbport;
00208     }
00209     
00210     public void setDBName(String dbname) 
00211     {
00212         sDBName = dbname;
00213     }
00214     
00215     public void setDBType(String dbtype) 
00216     {
00217         sDBType = dbtype;
00218     }
00219     
00220     public void setDBFormat(String dbformat)
00221     {
00222         if ( ( dbformat != "3.0" ) && ( dbformat != "3.1" ) ) 
00223         {
00224             dbformat = "3.0";
00225         }
00226         
00227         sDBFormat = dbformat;
00228         
00229         if ( sDBFormat == "3.1" )
00230         {
00231             sCatField = ",category";
00232         }
00233         else
00234         {
00235             sCatField = "";
00236         }
00237         
00238         if ( sDBFormat == "3.1" )
00239         {
00240             sLastModField = "url.last_mod_time";
00241         }
00242         else
00243         {
00244             sLastModField = "url.last_modified";
00245         }
00246         
00247         sCrcField = "url.crc";
00248         
00249         if ( sDBFormat == "3.1" )
00250         {
00251             sCrcField = "url.crc32";
00252         }
00253     }
00254     
00255     public void setDBMode( String dbmode )
00256     {
00257         sDBMode = dbmode;
00258         
00259         if ( DEBUG > 1 ) 
00260         {
00261             System.out.println( "Database mode : " + sDBMode );
00262         }
00263                 
00264         if ( sDBMode == "multi" )
00265         {
00266             dict_table = dict_table1;
00267         }
00268         
00269         if ( sDBMode == "crc-multi" ) 
00270         {
00271             dict_table = dict_table2;
00272         }
00273     }
00274     
00275     public void setVarDir( String vardir ) 
00276     {
00277         sVarDir = vardir;
00278     }
00279     
00280     public void setTrackQuery( boolean trackquery ) 
00281     {
00282         bTrackQuery = trackquery;
00283     }
00284     
00285     public void setCache( boolean cache ) 
00286     {
00287         bCache = cache;
00288     }
00289     
00290     public void setClones( boolean clones ) 
00291     {
00292         bClones = clones;
00293     }
00294     
00295     public void setLocalCharset( String localcharset ) 
00296     {
00297         sLocalCharset = localcharset;
00298     }
00299     
00300     public void setIspellUsePrefixes( boolean ispelluseprefixes ) 
00301     {
00302         bIspellUsePrefixes = ispelluseprefixes;
00303     }
00304     
00305     public void setPhrase( boolean phrase ) 
00306     {
00307         bPhrase = phrase;
00308     }
00309     
00310     public void setStopwordFile( String stopwordfile ) 
00311     {
00312         sStopwordFile = stopwordfile;
00313     }
00314     
00315     public void setStopwordTable( String stopwordtable ) 
00316     {
00317         sStopwordTable = stopwordtable;
00318     }
00319     
00320     public void setMinWordLength( int minwordlength ) 
00321     {
00322         nMinWordLength = minwordlength;
00323     }
00324     
00325     public void setMaxWordLength( int maxwordlength ) 
00326     {
00327         nMaxWordLength = maxwordlength;
00328     }
00329     
00330     public void setIspellMode( String ispellmode ) 
00331     {
00332         sIspellMode = ispellmode;
00333     }
00334     
00335     public void setCrc32( String Crc32 ) 
00336     {
00337         sCrc32 = Crc32;
00338     }
00339     
00340     public void setCrcField( String crcfield ) 
00341     {
00342         sCrcField = crcfield;
00343     }
00344     
00345     public void setCatField (String catfield ) 
00346     {
00347         sCatField = catfield;
00348     }
00349     
00350     public void setLastModField( String lastmodfield ) 
00351     {
00352         sLastModField = lastmodfield;
00353     }
00354         
00355     public String replace( String str, String toFind, String toUse )
00356     {
00357         int n = 0;
00358         String result = str;
00359         
00360         if (str != "" && toFind != "")
00361         {
00362             n = str.indexOf( toFind );
00363             if ( n != -1 ) 
00364             {
00365                 result = str.substring( 0, n ) + toUse + str.substring( n + toFind.length(), str.length() );
00366             }
00367         }
00368          
00369         return result;
00370     }
00371     
00372     /*Database parameters are to be used with SQL backend
00373     and do not matter for built-in text files support
00374     Format: <DBType>:[//[DBUser[:DBPass]@]DBHost[:DBPort]]/DBName/
00375     DBAddr      mysql://alain:alain@localhost/mnoGoSearch/*/
00376     private String sDBAddr;
00377     private String sDBUser;
00378     private String sDBPass;
00379     private String sDBHost;
00380     private String sDBPort;
00381     private String sDBName;
00382     private String sDBFormat;
00383     private String sDBType;
00384     
00385     /*Choose storage mode (see explanation in indexer.conf-dist):
00386     DBMode  single
00387     DBMode  multi
00388     DBMode  crc
00389     DBMode  crc-multi
00390     DBMode  cache*/
00391     private String sDBMode;
00392     
00393     /*For cache mode and built-in database
00394     you may choose alternative working directory
00395     VarDir /usr/local/mnogosearch/var*/
00396     private String sVarDir;
00397     
00398     /*Query tracking facility*/
00399     private boolean bTrackQuery;
00400     
00401     /*Search result cache*/
00402     private boolean bCache;
00403     
00404     
00405     /*Detect and show clones*/
00406     private boolean bClones;
00407     
00408     /*Local charset, use proper one:
00409     LocalCharset        iso-8859-1
00410     LocalCharset        iso-8859-2
00411     LocalCharset        iso-8859-4
00412     LocalCharset        iso-8859-5
00413     LocalCharset        iso-8859-7
00414     LocalCharset        iso-8859-8
00415     LocalCharset        iso-8859-9
00416     LocalCharset        iso-8859-13
00417     LocalCharset        koi8-r
00418     LocalCharset        windows-1250
00419     LocalCharset        windows-1251
00420     LocalCharset        windows-1253
00421     LocalCharset        windows-1254
00422     LocalCharset        windows-1255
00423     LocalCharset        windows-1256
00424     LocalCharset        windows-1257
00425     LocalCharset        cp866*/
00426     private String sLocalCharset;
00427     
00428     /*IspellUsePrefixes
00429     If enabled, indexer will use ispell prefixes, not only suffixes*/
00430     private boolean bIspellUsePrefixes;
00431     
00432     /*Load ispell data from database: db*/
00433     private String sIspellMode;
00434        /*or load ispell data from files:
00435     Affix en /usr/dict/en.aff
00436     Affix ru /usr/dict/ru.aff
00437     Spell en /usr/dict/en.dict
00438     Spell ru /usr/dict/ru.dict*/
00439     
00440     /*TRUE if index was built with phrase support*/
00441     private boolean bPhrase;
00442     
00443     /*Load stopwords from file*/
00444     private String sStopwordFile;
00445     
00446     /*Load stopwords from SQL table*/
00447     private String sStopwordTable;
00448     
00449     /*Word lengths*/
00450     private int nMinWordLength;
00451     private int nMaxWordLength;
00452     
00453     public int DEBUG;
00454     
00455     private String[] dict_table;
00456     private String[] dict_table1 = {"dict2", "dict2", "dict2", "dict3",
00457     "dict4", "dict5", "dict6", "dict7",
00458     "dict8", "dict9", "dict10","dict11",
00459     "dict12","dict16","dict16","dict16",
00460     "dict16","dict32"};
00461     
00462     private String[] dict_table2 = {"ndict2", "ndict2", "ndict2", "ndict3",
00463     "ndict4", "ndict5", "ndict6", "ndict7",
00464     "ndict8", "ndict9", "ndict10","ndict11",
00465     "ndict12","ndict16","ndict16","ndict16",
00466     "ndict16","ndict32"};
00467     private String sCrc32;
00468     private String sCrcField;
00469     private String sCatField;
00470     private String sLastModField;
00471     
00473     public String getDictTab( String word )
00474     {
00475         if ( word.length() > 16 )
00476         {
00477             return getDictTable()[17];
00478         }
00479         
00480         return getDictTable()[word.length()];
00481     }
00482 }