commenting code in relation to #66

Author: marco-foscato

src/main/java/denoptim/fragspace/FragsCombinationIterator.java

@@ -112,6 +112,12 @@ public class FragsCombinationIterator
      * @param rootGraph 
      * @throws DENOPTIMException
      */
+    
+    //TODO-V3+: this usage of the getBuildingBlockId recorded inside the
+    // vertex means that any change to the space of building blocks
+    // that alter the list of the BBs before the value returnes by 
+    // getBuildingBlockId has the pitential of generating a mistmatch 
+    // between the apId in the graph and those obrained from the library.
 
     public FragsCombinationIterator(FragmentSpaceParameters settings,
             DGraph rootGraph) throws DENOPTIMException