code: public static String getHeaderString(MultivaluedMap<String, Object> headers, String name) {
          return HeaderUtils.asHeaderString(headers.get(name), RuntimeDelegate.getInstance());
      }
docs: <p>getHeaderString.</p>
  
  @param headers a {@link javax.ws.rs.core.MultivaluedMap} object.
  @param name a {@link java.lang.String} object.
  @return a {@link java.lang.String} object.