code: public void set(String name, Object o){
          Map<String,Object> m = getMap(name);
          if(m!=null) {
              memoryHeap.release(m.get(name));
              m.put(name, o);
              memoryHeap.take(m.get(name));
          }
      }
docs: Find and set parameter from this context and upwards
  
  @param name
  @param o