From: Ricardo Markiewicz <rmarkie@fi.uba.ar>
Date: Wed, 23 Nov 2005 02:47:02 +0000 (+0000)
Subject: Incremento automatico de block_data.
X-Git-Tag: 1_0~9
X-Git-Url: https://git.llucax.com/z.facultad/75.52/treemulator.git/commitdiff_plain/477697002803b11be48f7a9317c6c0f82e646cb9?ds=inline;hp=2f18bb22e1573898bb70f0a46897fbd032ef2734

Incremento automatico de block_data.
---

diff --git a/src/btree.cpp b/src/btree.cpp
index 77967bf..fc62f5b 100644
--- a/src/btree.cpp
+++ b/src/btree.cpp
@@ -19,6 +19,7 @@ BTree::BTree (const std::string &name, unsigned int block_size, int tt, int kt,
 	header.block_size = block_size;
 	header.tree_type = tt;
 	header.key_type = kt;
+	header.block_data_counter = 0;
 	WriteFileHeader ();
 
 	/* Creo el primer bloque vacio */
@@ -100,8 +101,7 @@ void BTree::AddKey (const Clave &k)
 	Clave *kout, *in;
 
 	in = k.Clone ();
-	/* TODO : Hacer un contador con recuperacion */
-	in->SetBlockData (0);
+	in->SetBlockData ( GetNextBlockData () );
 
 	try {
 		kout = AddKeyR (in->Clone (), 0, left, right);
@@ -1298,3 +1298,10 @@ int BTree::type () const
 {
 	return header.key_type;
 }
+
+uint BTree::GetNextBlockData ()
+{
+	/* TODO : Implementar recuperacion */
+	return header.block_data_counter++;
+}
+
diff --git a/src/btree.h b/src/btree.h
index 6feb5a8..1c08df4 100644
--- a/src/btree.h
+++ b/src/btree.h
@@ -210,6 +210,7 @@ struct BTreeFileHeader {
 	uint block_size;
 	int tree_type;
 	int key_type;
+	uint block_data_counter;
 };
 
 /** Encabezado de un bloque */
@@ -319,6 +320,8 @@ class BTree {
 		std::string filename;
 		BTreeFileHeader header;
 
+		uint GetNextBlockData ();
+
 		/** Apunta al archivo de datos, asi se abre solo 1 vez
 		 *
 		 *  \todo Ver si vale la pena