code: private I_CmsStringModel getStringModel(CmsPathValue pathValue) {
  
          String path = pathValue.getPath();
          I_CmsStringModel model = m_models.get(path);
          if (model == null) {
              String[] tokens = path.split("/");
              String id = tokens[0];
              String propName = tokens[1];
              boolean isStructure = tokens[2].equals("S");
              model = createStringModel(new CmsUUID(id), propName, isStructure);
              m_models.put(path, model);
          }
          return model;
      }
docs: Creates a string model for a given property path value, and returns the same model if the same path value is passed in.<p>
  
  @param pathValue the path value
  
  @return the model for that path value