code: @Override
      public void visitAfter(JavaClass obj) {
          isListenerMethod = true;
          for (Code l : listenerCode.keySet()) {
              try {
                  super.visitCode(l);
              } catch (StopOpcodeParsingException e) {
                  // method already reported
              }
          }
          super.visitAfter(obj);
      }
docs: overrides the visitor to visit all of the collected listener methods
  
  @param obj
  the context object of the currently parsed class