code: @Override
      public String[] getParameterValues(String name) {
  
          if (m_escaper != null) {
              return m_escaper.escape(name, m_parameters.get(name));
          } else {
              return m_parameters.get(name);
          }
      }
docs: Returns the defined values for the specified request parameter, if any;
  otherwise, return <code>null</code>.<p>
  
  @param name Name of the desired request parameter
  
  @return the defined values for the specified request parameter, if any;
  <code>null</code> otherwise
  
  @see javax.servlet.ServletRequest#getParameterValues(java.lang.String)