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

diff --git a/src/btree_data.cpp b/src/btree_data.cpp
index 46917d6f1c5b2a31187b03db5b0b4ccb4a9abeb9..bc0ce93c08882c4dd107b515429fddb497e151a4 100644 (file)
--- a/src/btree_data.cpp
+++ b/src/btree_data.cpp
@@ -1,12 +1,16 @@
 
 #include "btree_data.h"
+#include "btree.h"
 
-BTreeData::BTreeData (uchar *node)
+BTreeData::BTreeData (uchar *node, int tree_type)
 {
        /* TODO : Aca deberia detectar el tipo de clave (necesito
         * info desde el arbol
         */
-       clave = new ClaveFija (node);
+       if (tree_type == BTree::KEY_FIXED)
+               clave = new ClaveFija (node);
+       else
+               clave = new ClaveVariable (node);
        node += clave->Size ();
 
        memcpy (&hijo, node, sizeof (uint));
@@ -20,6 +24,8 @@ BTreeData::BTreeData (Clave *k, uint child)
 
 BTreeData::~BTreeData ()
 {
+       if (clave)
+               delete clave;
 }
 
 uint BTreeData::Size () const
@@ -34,8 +40,10 @@ uchar* BTreeData::ToArray () const
 {
        uchar *out = new uchar[Size()];
        if (clave) {
-               memcpy (out, clave->ToArray (), clave->Size ());
+               uchar *n = clave->ToArray ();
+               memcpy (out, n, clave->Size ());
                memcpy (out+clave->Size (), &hijo, sizeof (uint));
+               delete [] n;
        } else
                memcpy (out, &hijo, sizeof (uint));
        return out;
@@ -43,9 +51,25 @@ uchar* BTreeData::ToArray () const
 
 bool BTreeData::operator < (const BTreeData &data) const
 {
+       if (!data.clave) return false;
+
        return (*clave) < (*(data.clave));
 }
 
+bool BTreeData::operator == (const BTreeData &data) const
+{
+       if (!data.clave) return false;
+
+       return (*clave) == (*(data.clave));
+}
+
+BTreeLeafData::BTreeLeafData (uchar *node, int key_type)
+{
+       if (key_type == BTree::KEY_FIXED)
+               clave = new ClaveFija (node);
+       else
+               clave = new ClaveVariable (node);
+}
 
 BTreeLeafData::~BTreeLeafData ()
 {