t4.c

harvest是一个下载html网页得机器人

/* $Id: t4.c,v 1.4 2003/10/21 09:59:05 adam Exp $
   Copyright (C) 1995,1996,1997,1998,1999,2000,2001,2002
   Index Data Aps

This file is part of the Zebra server.

Zebra is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 2, or (at your option) any later
version.

Zebra is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
for more details.

You should have received a copy of the GNU General Public License
along with Zebra; see the file LICENSE.zebra.  If not, write to the
Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
02111-1307, USA.
*/

#include <yaz/log.h>
#include <yaz/pquery.h>
#include <zebraapi.h>

int main(int argc, char **argv)
{
    int i;
    ZebraService zs;
    ZebraHandle zh;
    const char *myrec =
        "<gils>\n"
        "  <title>My title</title>\n"
        "</gils>\n";

    yaz_log_init_file("t4.log");

    nmem_init ();
    
    zs = zebra_start("t2.cfg");
    zh = zebra_open (zs);
    zebra_select_database(zh, "Default");

    zebra_begin_trans (zh, 1);
    for (i = 0; i<1200; i++)
	zebra_record_insert (zh, myrec, strlen(myrec),0);
    zebra_end_trans (zh);
    zebra_close(zh);
    zebra_stop(zs);

    zs = zebra_start("t2.cfg");
    zh = zebra_open (zs);
    zebra_select_database(zh, "Default");

    for (i = 0; i<2; i++)
    {
        ZebraRetrievalRecord retrievalRecord[1001];
        char setname[20];
        int j;
        ODR odr_input = odr_createmem (ODR_DECODE);    
        ODR odr_output = odr_createmem (ODR_DECODE);    
        YAZ_PQF_Parser parser = yaz_pqf_create();
        Z_RPNQuery *query = yaz_pqf_parse(parser, odr_input, 
                                          "@attr 1=4 my");
        int hits;
        
        sprintf(setname, "s%d", i+1);
        zebra_search_RPN (zh, odr_input, query, setname, &hits);

        yaz_pqf_destroy(parser);

        odr_destroy (odr_input);

        zebra_begin_trans (zh, 1);

	for (j = 0; j<1001; j++)
	    retrievalRecord[j].position = j+1;

        zebra_records_retrieve (zh, odr_output, setname, 0,
                                VAL_TEXT_XML, 1001, retrievalRecord);


        odr_destroy (odr_output);

        zebra_end_trans (zh);

    }
    zebra_commit (zh);
    zebra_close (zh);
    zebra_stop (zs);

    nmem_exit ();
    xmalloc_trav ("x");
    exit (0);
}