Construction time&space fix

git-svn-id: svn+ssh://idea.nguyen.vg/svn/sxsi/trunk/TextCollection@403 3cdefd35-fc62-479d-8e8d-bae585ffb9ca

diff --git a/TextStorage.h b/TextStorage.h
index 237bc44..3da3a1d 100644 (file)
--- a/TextStorage.h
+++ b/TextStorage.h
@@ -35,8 +35,7 @@ public:
     // Define a shortcut
     typedef TextCollection::TextPosition TextPosition;
     // Block size in DeltaVector
-    const static CSA::usint DV_BLOCK_SIZE = 16;
-
+    const static CSA::usint DV_BLOCK_SIZE = 32;
 
     TextStorage(uchar *text, TextPosition n)
         : n_(n), text_(text), offsets_(0), numberOfTexts_(0)
@@ -77,13 +76,23 @@ public:
 
     uchar * GetText(TextCollection::DocId docId)
     {
-        assert(docId < numberOfTexts_);
+        assert(docId < (TextCollection::DocId)numberOfTexts_);
 
         TextPosition offset = offsets_->select(docId);
         return &text_[offset];
     }
 
+    TextCollection::DocId DocIdAtTextPos(TextCollection::TextPosition i)
+    {
+        assert(i < n_);
+        return offsets_->rank(i)-1;
+    }
 
+    TextCollection::TextPosition TextStartPos(TextCollection::DocId i)
+    {
+        assert(i < (TextCollection::DocId)numberOfTexts_);
+        return offsets_->select(i);
+    }
 
 private:
     void initOffsets()