X-Git-Url: http://git.nguyen.vg/gitweb/?a=blobdiff_plain;f=TextCollection.h;h=37d5cb5ab37edb66a39e5ed8c4a36026b322cc8c;hb=09ac4c6c0d69575fa0c22e63c669c4da77e31889;hp=6a4eb1cc4252382c8092840c6f64a0d6c4e23702;hpb=56d77631b00f8622c211db6721cb087a5d29f0e2;p=SXSI%2FTextCollection.git

diff --git a/TextCollection.h b/TextCollection.h
index 6a4eb1c..37d5cb5 100644
--- a/TextCollection.h
+++ b/TextCollection.h
@@ -105,13 +105,13 @@ namespace SXSI
          *
          * Note: Parameters i and j are text positions inside the k'th text.
          */
-        virtual uchar* GetText(DocId, TextPosition, TextPosition) const = 0;
+//        virtual uchar* GetText(DocId, TextPosition, TextPosition) const = 0;
         /**
          * Returns backwards (reverse) iterator to the end of i'th text
          * 
          * Note: Do we need this?
          * Forward iterator would be really in-efficient compared to
-         * getText(k) and getText(k, i, j).
+         * getText(k).
          *
          * TODO Define and implement const_reverse_iterator.
          */
@@ -132,8 +132,12 @@ namespace SXSI
         virtual bool IsLessThan(uchar const *) const = 0;
 
         /**
-         * Counting queries 
-         * 
+         * Counting queries
+         * Result is the number of occurrences.
+         */
+        virtual ulong Count(uchar const *) const = 0;
+        /**
+         * More counting queries
          * Result is the number of documents.
          */
         virtual unsigned CountPrefix(uchar const *) const = 0;