code: public String memberTagValue(Properties attributes) throws XDocletException
      {
          if (getCurrentField() != null) {
              // setting field to true will override the for_class value.
              attributes.setProperty("field", "true");
              return getExpandedDelimitedTagValue(attributes, FOR_FIELD);
          }
          else if (getCurrentMethod() != null) {
              return getExpandedDelimitedTagValue(attributes, FOR_METHOD);
          }
          else {
              return null;
          }
      }
docs: Returns the value of the tag/parameter combination for the current member tag
  
  @param attributes            The attributes of the template tag
  @return                      Description of the Returned Value
  @exception XDocletException  Description of Exception
  @doc.tag                     type="content"
  @doc.param                   name="tagName" optional="false" description="The tag name."
  @doc.param                   name="paramName" description="The parameter name. If not specified, then the raw
  content of the tag is returned."
  @doc.param                   name="paramNum" description="The zero-based parameter number. It's used if the user
  used the space-separated format for specifying parameters."
  @doc.param                   name="values" description="The valid values for the parameter, comma separated. An
  error message is printed if the parameter value is not one of the values."
  @doc.param                   name="default" description="The default value is returned if parameter not specified
  by user for the tag."