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Lucene源码�l�构

HanLab — Sun, 06 Apr 2008 09:02:00 GMT

�q�是我做毕业设计时画的，感觉�q�可以就放过来共享，有什么不��的地方�Q�请多指炏V�?br />

看Lucene代码也算是中享受�Q�根据下囑֏�以先看看关键�cȝ��代码�?br /> Lucene2.3.1发布不久�Q�源代码下蝲地址�Q?a >http://apache.mirror.phpchina.com/lucene/java/

org.apache.Lucene.search/	搜烦入口
org.apache.Lucene.index/	索引入口
org.apache.Lucene.analysis/	语言分析�?/span>
org.apache.Lucene.queryParser/	查询分析�?/span>
org.apache.Lucene.document/	存储�l�构
org.apache.Lucene.store/	底层IO/存储�l�构
org.apache.Lucene.util/	一些公用的数据�l�构

HanLab 2008-04-06 17:02 发表评论

JDBC扚w��插入数据(扚w��插入指定目录下的文�g信息)

HanLab — Thu, 03 Apr 2008 22:36:00 GMT

/*首先利用PL/SQL创徏一个过�E?/p>

CREATE OR REPLACE PROCEDURE INS_FILES(P1 IN VARCHAR2,P2 IN VARCHAR2,P3 IN number)
AS
BEGIN
INSERT INTO tb_files(fid,fname,fpath,indexed) VALUES (SEQ_fid.nextval,P1,P2,P3);
END INS_FILES;*/

public static void recursion(String path){

        File file=new File(path);
        File[] files=file.listFiles();
        try{
              for(int i=0;i                 {
                   if(files[i].isFile())
                         {
                              conn.callablestatement.setString(1,files[i].getName().toString());
                              conn.callablestatement.setString(2,files[i].getPath().toString());
                              conn.callablestatement.setInt(3,0);
                              conn.executeCall();
                              count++;
                          }
                   else if(files[i].isDirectory())
                             recursion(files[i].getAbsolutePath());//对于目录�q�一步检�?br />
                 }
             }catch(Exception e){ e.printStackTrace(); }
      }
    public void storeFilesToDB(String rootpath){
       conn = new JDBCConnection();
       conn.setCallableStatement(SQL.call_ins_files);
       recursion(rootpath);
       conn.close();
       System.out.println("共有"+count+"个文�?");
    }

HanLab 2008-04-04 06:36 发表评论

HanLab — Thu, 03 Apr 2008 22:30:00 GMT

public static String Procedure_Ins_path(){
    String dir = "e:\\";
    IndexProcesser p;
    p = new IndexProcesser();
    p.searchDirectorys(dir,true);
    String s0 ="DROP SEQUENCE SEQ_pid;" +
               " CREATE SEQUENCE SEQ_pid INCREMENT BY 1 START WITH 1 NOCYCLE; ";
    String s1 = "declare " +
               "type path_varray is varray(2000) of varchar2(200); " +
               "p_v path_varray:=path_varray (";
    String s3 = "); begin " +
                      "for i in 1..2000 loop " +
                         "if p_v(i) = 'null' then " +
                             "p_v(i):='null'; " +
                         "else " +
                             "INSERT INTO tb_allpath (ID ,path) VALUES (SEQ_PID.NEXTVAL,p_v(i));"+
                         "end if; " +
                       "end loop;" +
                    "commit;" +
                    "end;";
    String s2 ="";
           for(int i = 0;i<1999;i++)
               s2 = s2+"'"+p.Directorys[i]+"',";
           s2 = s2 +"'"+ p.Directorys[1999]+"'";
           return s1+s2+s3;
}

HanLab 2008-04-04 06:30 发表评论