Funcion de debug para ver el contenido de un nodo

[z.facultad/75.52/treemulator.git] / src / btree.cpp

diff --git a/src/btree.cpp b/src/btree.cpp
index dd0551d378af6bc84198bd5620139dc5bface11d..ef48fef5c66bbdce5f8f16a1852651814c66e272 100644 (file)
--- a/src/btree.cpp
+++ b/src/btree.cpp
@@ -152,3 +152,23 @@ void BTree::WriteKeys (uchar *node, BTreeNodeHeader &node_header, std::list<BTre
 
        /* TODO : incrementar node_header.item_count aca o fuera de este metodo? */
 }
+               
+void BTree::PrintNode (uint num)
+{
+       uchar *node = ReadBlock (num);
+       BTreeNodeHeader node_header;
+       ReadNodoHeader (node, &node_header);
+               
+       std::list<BTreeData> node_keys = ReadKeys (node, node_header);
+       std::list<BTreeData>::iterator it = node_keys.begin ();
+
+       std::cout << "Nodo  : " << num << std::endl;
+       std::cout << "Items : " << node_header.item_count << std::endl;
+       std::cout << "Free  : " << node_header.free_space << " (" << (header.block_size - sizeof (BTreeNodeHeader)) << ")" << std::endl;
+       while (it != node_keys.end ()) {
+               std::string s = (*it);
+               std::cout << "(" << s << ") "; 
+       }
+       std::cout << std::endl;
+}
+