interface/modules/zend_modules/library/Zend/Http/Header/HeaderInterface.php

   1 <?php
   2 /**
   3  * Zend Framework (http://framework.zend.com/)
   4  *
   5  * @link      http://github.com/zendframework/zf2 for the canonical source repository
   6  * @copyright Copyright (c) 2005-2013 Zend Technologies USA Inc. (http://www.zend.com)
   7  * @license   http://framework.zend.com/license/new-bsd New BSD License
   8  */
   9
  10 namespace Zend\Http\Header;
  11
  12 /**
  13  * Interface for HTTP Header classes.
  14  */
  15 interface HeaderInterface
  16 {
  17     /**
  18      * Factory to generate a header object from a string
  19      *
  20      * @param string $headerLine
  21      * @return self
  22      * @throws Exception\InvalidArgumentException If the header does not match RFC 2616 definition.
  23      * @see http://tools.ietf.org/html/rfc2616#section-4.2
  24      */
  25     public static function fromString($headerLine);
  26
  27     /**
  28      * Retrieve header name
  29      *
  30      * @return string
  31      */
  32     public function getFieldName();
  33
  34     /**
  35      * Retrieve header value
  36      *
  37      * @return string
  38      */
  39     public function getFieldValue();
  40
  41     /**
  42      * Cast to string
  43      *
  44      * Returns in form of "NAME: VALUE"
  45      *
  46      * @return string
  47      */
  48     public function toString();
  49 }