-/* $Id: zebraapi.c,v 1.172 2005-05-31 17:10:06 adam Exp $
+/* $Id: zebraapi.c,v 1.178 2005-06-14 20:28:54 adam Exp $
Copyright (C) 1995-2005
Index Data ApS
#include <io.h>
#include <process.h>
#include <direct.h>
-#else
+#endif
+#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <charmap.h>
#include <idzebra/api.h>
+#define DEFAULT_APPROX_LIMIT 2000000000
+
/* simple asserts to validate the most essential input args */
#define ASSERTZH assert(zh && zh->service)
#define ASSERTZHRES assert(zh && zh->service && zh->res)
zh->num_basenames = 0;
zh->basenames = 0;
+ zh->approx_limit = DEFAULT_APPROX_LIMIT;
zh->trans_no = 0;
zh->trans_w_no = 0;
{
int page_size = 4096;
char resource_str[200];
- const char *v;
sprintf (resource_str, "dict.%.100s.pagesize", name);
assert(bfs);
assert(name);
- v = res_get(res, resource_str);
- if (v)
- {
- page_size = atoi(v);
+ if (res_get_int(res, resource_str, &page_size) == ZEBRA_OK)
yaz_log(YLOG_LOG, "Using custom dictionary page size %d for %s",
page_size, name);
- }
return dict_open(bfs, name, cache, rw, compact_flag, page_size);
}
-
static
struct zebra_register *zebra_register_open (ZebraService zs, const char *name,
int rw, int useshadow, Res res,
zebra_close_res(zh);
}
}
+ if (zh->res)
+ {
+ int approx = 0;
+ if (res_get_int(zh->res, "estimatehits", &approx) == ZEBRA_OK)
+ zebra_set_approx_limit(zh, approx);
+ }
}
void map_basenames_func (void *vp, const char *name, const char *value)
return ZEBRA_OK;
}
+ZEBRA_RES zebra_set_approx_limit(ZebraHandle zh, zint approx_limit)
+{
+ if (approx_limit == 0)
+ approx_limit = DEFAULT_APPROX_LIMIT;
+ zh->approx_limit = approx_limit;
+ return ZEBRA_OK;
+}
+
ZEBRA_RES zebra_search_RPN(ZebraHandle zh, ODR o, Z_RPNQuery *query,
const char *setname, zint *hits)
{
{
char *buf;
int len;
+ zebra_snippets *hit_snippet = zebra_snippets_create();
- zebra_get_hit_vector(zh, setname, poset[i].sysno);
+ zebra_snippets_hit_vector(zh, setname, poset[i].sysno,
+ hit_snippet);
recs[i].errCode =
zebra_record_fetch(zh, poset[i].sysno, poset[i].score,
+ hit_snippet,
stream, input_format, comp,
&recs[i].format, &buf, &len,
&recs[i].base, &recs[i].errString);
+
recs[i].len = len;
if (len > 0)
{
recs[i].buf = buf;
recs[i].score = poset[i].score;
recs[i].sysno = poset[i].sysno;
+ zebra_snippets_destroy(hit_snippet);
}
else
{
- if (ret == ZEBRA_OK) /* only need to set it once */
+ /* only need to set it once */
+ if (pos_array[i] < zh->approx_limit && ret == ZEBRA_OK)
+ {
zebra_setError_zint(zh,
YAZ_BIB1_PRESENT_REQUEST_OUT_OF_RANGE,
pos_array[i]);
- ret = ZEBRA_FAIL;
- break;
+ ret = ZEBRA_FAIL;
+ break;
+ }
+ recs[i].buf = 0; /* no record and no error issued */
+ recs[i].len = 0;
+ recs[i].errCode = 0;
+ recs[i].format = VAL_NONE;
+ recs[i].sysno = 0;
}
}
zebra_meta_records_destroy(zh, poset, num_recs);
return res;
}
-ZEBRA_RES zebra_scan (ZebraHandle zh, ODR stream, Z_AttributesPlusTerm *zapt,
- oid_value attributeset,
- int *position,
- int *num_entries, ZebraScanEntry **entries,
- int *is_partial)
+ZEBRA_RES zebra_scan(ZebraHandle zh, ODR stream, Z_AttributesPlusTerm *zapt,
+ oid_value attributeset,
+ int *position,
+ int *num_entries, ZebraScanEntry **entries,
+ int *is_partial)
{
ZEBRA_RES res;
ASSERTZH;
return 0;
}
-ZEBRA_RES zebra_drop_database (ZebraHandle zh, const char *database)
+ZEBRA_RES zebra_drop_database(ZebraHandle zh, const char *db)
{
ZEBRA_RES ret = ZEBRA_OK;
ASSERTZH;
- yaz_log(log_level, "zebra_drop_database");
+ yaz_log(log_level, "zebra_drop_database %s", db);
zebra_clearError(zh);
- if (zebra_select_database (zh, database) == ZEBRA_FAIL)
+ if (zebra_select_database (zh, db) == ZEBRA_FAIL)
return ZEBRA_FAIL;
if (zebra_begin_trans (zh, 1) == ZEBRA_FAIL)
return ZEBRA_FAIL;
if (zh->reg->isamb)
{
- zebraExplain_curDatabase (zh->reg->zei, database);
+ zebraExplain_curDatabase (zh->reg->zei, db);
zebraExplain_trav_ord(zh->reg->zei, zh, delete_SU_handle);
zebraExplain_removeDatabase(zh->reg->zei, zh);
return ret;
}
-ZEBRA_RES zebra_create_database (ZebraHandle zh, const char *database)
+ZEBRA_RES zebra_create_database (ZebraHandle zh, const char *db)
{
ASSERTZH;
- yaz_log(log_level, "zebra_create_database %s", database);
- assert(database);
+ yaz_log(log_level, "zebra_create_database %s", db);
+ assert(db);
zebra_clearError(zh);
- if (zebra_select_database (zh, database) == ZEBRA_FAIL)
+ if (zebra_select_database (zh, db) == ZEBRA_FAIL)
return ZEBRA_FAIL;
if (zebra_begin_trans (zh, 1))
return ZEBRA_FAIL;
/* announce database */
- if (zebraExplain_newDatabase (zh->reg->zei, database, 0
+ if (zebraExplain_newDatabase (zh->reg->zei, db, 0
/* explainDatabase */))
{
zebra_end_trans (zh);
- zebra_setError(zh, YAZ_BIB1_ES_IMMEDIATE_EXECUTION_FAILED, database);
+ zebra_setError(zh, YAZ_BIB1_ES_IMMEDIATE_EXECUTION_FAILED, db);
return ZEBRA_FAIL;
}
return zebra_end_trans (zh);
*/
ZEBRA_RES zebra_search_PQF(ZebraHandle zh, const char *pqf_query,
- const char *setname, zint *numhits)
+ const char *setname, zint *hits)
{
- zint hits = 0;
+ zint lhits = 0;
ZEBRA_RES res = ZEBRA_OK;
Z_RPNQuery *query;
ODR odr = odr_createmem(ODR_ENCODE);
res = ZEBRA_FAIL;
}
else
- res = zebra_search_RPN(zh, odr, query, setname, &hits);
+ res = zebra_search_RPN(zh, odr, query, setname, &lhits);
odr_destroy(odr);
- yaz_log(log_level, "Hits: " ZINT_FORMAT, hits);
+ yaz_log(log_level, "Hits: " ZINT_FORMAT, lhits);
- if (numhits)
- *numhits = hits;
+ if (hits)
+ *hits = lhits;
return res;
}