Selección visual del nodo actual.

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

diff --git a/src/btree_data.h b/src/btree_data.h
index 141db7f7166750c31e57ea8d751e308d63b668f6..db8ecc180a318834906762505a294b9d42e65aed 100644 (file)
--- a/src/btree_data.h
+++ b/src/btree_data.h
@@ -10,23 +10,65 @@
 /** Dato a guardar en los nodos */
 class BTreeData {
        public:
+               BTreeData () {}
                BTreeData (uchar *node);
+               BTreeData (Clave *k, uint child);
                virtual ~BTreeData ();
 
-               virtual uint Size ();
-               virtual uchar *ToArray ();
+               virtual uint Size () const;
+               virtual uchar *ToArray () const;
+
+               Clave* getClave () { return clave; }
+               uint getChild () { return hijo; }
+               void setChild (uint c) { hijo = c; }
+
+               bool operator < (const BTreeData &data) const;
+               bool operator == (const BTreeData &data) const;
+               virtual operator std::string () const {
+                       std::string out = (*clave);
+                       std::stringstream ss;
+                       ss << "(" << out ;
+                       ss << ")" << "[" << hijo << "]";
+                       ss >> out;
+                       return out;
+               }
        protected:
                Clave *clave;
                uint hijo;
 };
 
 /** Dato a guardar en las hojas */
-class BTreeLeafData:BTreeData {
+class BTreeLeafData:public BTreeData {
        public:
+               BTreeLeafData (Clave *k) { clave = k; }
+               BTreeLeafData (uchar *node) { clave = new ClaveFija (node); }
                virtual ~BTreeLeafData ();
 
-               virtual uint Size ();
-               virtual uchar *ToArray ();
+               virtual uint Size () const;
+               virtual uchar *ToArray () const;
+               virtual operator std::string () const {
+                       if (clave) {
+                               return (*clave);
+                       }
+                       return "NoKey";
+               }
+};
+
+class BTreeChildData:public BTreeData {
+       public:
+               BTreeChildData (uint child):BTreeData () { hijo = child; clave = NULL; }
+               BTreeChildData (uchar *node);
+               virtual ~BTreeChildData ();
+
+               virtual uint Size () const;
+               virtual uchar *ToArray () const;
+               virtual operator std::string () const {
+                       std::string out;
+                       std::stringstream ss;
+                       ss << "|" << hijo << "|";
+                       ss >> out;
+                       return out;
+               }
 };
 
 #endif