code: public void setAction(MethodBinding action) {
          MethodExpressionMethodBindingAdapter adapter;
          if (null != action) {
              adapter = new MethodExpressionMethodBindingAdapter(action);
              setActionExpression(adapter);
          } else {
              setActionExpression(null);
          }
      }
docs: {@inheritDoc}
  
  @deprecated This has been replaced by {@link #setActionExpression(javax.el.MethodExpression)}.