code: public void setSrcSets(CmsJspImageBean imageBean) {
  
          if (m_srcSet == null) {
              m_srcSet = new TreeMap<Integer, CmsJspImageBean>();
          }
          if ((imageBean != null) && imageBean.getScaler().isValid()) {
              m_srcSet.put(Integer.valueOf(imageBean.getScaler().getWidth()), imageBean);
          }
      }
docs: Adds another image bean instance to the source set map of this bean.<p>
  
  @param imageBean the image bean to add