From 883a7ce6ae98a97520d62038acca2612cb582836 Mon Sep 17 00:00:00 2001
From: Adam Dickmeiss <adam@indexdata.dk>
Date: Tue, 12 Dec 2006 13:42:23 +0000
Subject: [PATCH] Added statistics functions
 dict_get_no_{lookup,insert,split}.

---
 dict/dict-p.h          |    8 +++++++-
 dict/insert.c          |    4 +++-
 dict/lookup.c          |    3 ++-
 dict/open.c            |   21 ++++++++++++++++++++-
 include/idzebra/dict.h |   22 +++++++++++++++++++++-
 5 files changed, 53 insertions(+), 5 deletions(-)

diff --git a/dict/dict-p.h b/dict/dict-p.h
index 64b4082..e50fff8 100644
--- a/dict/dict-p.h
+++ b/dict/dict-p.h
@@ -1,4 +1,4 @@
-/* $Id: dict-p.h,v 1.7 2006-08-29 11:28:42 adam Exp $
+/* $Id: dict-p.h,v 1.8 2006-12-12 13:42:24 adam Exp $
    Copyright (C) 1995-2006
    Index Data ApS
 
@@ -77,6 +77,12 @@ struct Dict_struct {
     Dict_BFile dbf;
     const char **(*grep_cmap)(void *vp, const char **from, int len);
     void *grep_cmap_data;
+    /** number of split page operations, since dict_open */
+    zint no_split;
+    /** number of insert operations, since dict_open */
+    zint no_insert;
+    /** number of lookup operations, since dict_open */
+    zint no_lookup;
     struct Dict_head head;
 };
 
diff --git a/dict/insert.c b/dict/insert.c
index bdc1857..8ac1d5a 100644
--- a/dict/insert.c
+++ b/dict/insert.c
@@ -1,4 +1,4 @@
-/* $Id: insert.c,v 1.29 2006-11-14 12:04:38 adam Exp $
+/* $Id: insert.c,v 1.30 2006-12-12 13:42:24 adam Exp $
    Copyright (C) 1995-2006
    Index Data ApS
 
@@ -74,6 +74,7 @@ static int split_page (Dict dict, Dict_ptr ptr, void *p)
     Dict_char prev_char = 0;
     int best_no = -1, no_current = 1;
 
+    dict->no_split++;
     /* determine splitting char... */
     indxp = (short*) ((char*) p+DICT_bsize(p)-sizeof(short));
     for (i = DICT_nodir (p); --i >= 0; --indxp)
@@ -438,6 +439,7 @@ int dict_insert (Dict dict, const char *str, int userlen, void *userinfo)
 {
     if (!dict->rw)
         return -1;
+    dict->no_insert++;
     if (!dict->head.root)
     {
 	void *p;
diff --git a/dict/lookup.c b/dict/lookup.c
index 82789fc..7704482 100644
--- a/dict/lookup.c
+++ b/dict/lookup.c
@@ -1,4 +1,4 @@
-/* $Id: lookup.c,v 1.15 2006-08-14 10:40:09 adam Exp $
+/* $Id: lookup.c,v 1.16 2006-12-12 13:42:24 adam Exp $
    Copyright (C) 1995-2006
    Index Data ApS
 
@@ -99,6 +99,7 @@ static char *dict_look (Dict dict, const Dict_char *str, Dict_ptr ptr)
 
 char *dict_lookup (Dict dict, const char *p)
 {
+    dict->no_lookup++;
     if (!dict->head.root)
         return NULL;
     return dict_look (dict, (const Dict_char *) p, dict->head.root);
diff --git a/dict/open.c b/dict/open.c
index 0db5336..f7623b0 100644
--- a/dict/open.c
+++ b/dict/open.c
@@ -1,4 +1,4 @@
-/* $Id: open.c,v 1.27 2006-09-11 22:57:54 adam Exp $
+/* $Id: open.c,v 1.28 2006-12-12 13:42:24 adam Exp $
    Copyright (C) 1995-2006
    Index Data ApS
 
@@ -68,6 +68,9 @@ Dict dict_open (BFiles bfs, const char *name, int cache, int rw,
     }
     dict->dbf = dict_bf_open (bfs, name, page_size, cache, rw);
     dict->rw = rw;
+    dict->no_split = 0;
+    dict->no_insert = 0;
+    dict->no_lookup = 0;
 
     if(!dict->dbf)
     {
@@ -116,6 +119,22 @@ int dict_strlen (const Dict_char *s)
 {
     return strlen((const char *) s);
 }
+
+zint dict_get_no_lookup(Dict dict)
+{
+    return dict->no_lookup;
+}
+
+zint dict_get_no_insert(Dict dict)
+{
+    return dict->no_insert;
+}
+
+zint dict_get_no_split(Dict dict)
+{
+    return dict->no_split;
+}
+
 /*
  * Local variables:
  * c-basic-offset: 4
diff --git a/include/idzebra/dict.h b/include/idzebra/dict.h
index 6691142..8d1edf2 100644
--- a/include/idzebra/dict.h
+++ b/include/idzebra/dict.h
@@ -1,4 +1,4 @@
-/* $Id: dict.h,v 1.12 2006-09-11 22:57:54 adam Exp $
+/* $Id: dict.h,v 1.13 2006-12-12 13:42:23 adam Exp $
    Copyright (C) 1995-2006
    Index Data ApS
 
@@ -193,6 +193,26 @@ int dict_copy_compact(BFiles bfs, const char *from, const char *to);
 YAZ_EXPORT
 void dict_clean(Dict dict);
 
+/** \brief get number of lookup operations, since dict_open 
+    \param dict dictionary handle
+    \returns number of operatons
+*/
+YAZ_EXPORT
+zint dict_get_no_lookup(Dict dict);
+
+/** \brief get number of insert operations, since dict_open 
+    \param dict dictionary handle
+    \returns number of operatons
+*/
+YAZ_EXPORT
+zint dict_get_no_insert(Dict dict);
+
+/** \brief get number of page split operations, since dict_open 
+    \param dict dictionary handle
+    \returns number of operatons
+*/
+YAZ_EXPORT
+zint dict_get_no_split(Dict dict);
 
 YAZ_END_CDECL
    
-- 
1.7.10.4