Http.php

1. 8.x drupal/core/modules/system/tests/http.php
2. 8.x drupal/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Http.php

<?php

/**
 * EasyRdf
 *
 * LICENSE
 *
 * Copyright (c) 2009-2011 Nicholas J Humfrey.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 * 3. The name of the author 'Nicholas J Humfrey" may be used to endorse or
 *    promote products derived from this software without specific prior
 *    written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * @package    EasyRdf
 * @copyright  Copyright (c) 2009-2011 Nicholas J Humfrey
 * @license    http://www.opensource.org/licenses/bsd-license.php
 * @version    $Id$
 */

/**
 * Static class to set the HTTP client used by EasyRdf
 *
 * @package    EasyRdf
 * @copyright  Copyright (c) 2009-2011 Nicholas J Humfrey
 * @license    http://www.opensource.org/licenses/bsd-license.php
 */
class EasyRdf_Http {

  /** The default HTTP Client object */
  private static $defaultHttpClient = null;

  /** Set the HTTP Client object used to fetch RDF data
   *
   * @param  object mixed $httpClient The new HTTP client object
   * @return object mixed The new HTTP client object
   */
  public static function setDefaultHttpClient($httpClient) {
    if (!is_object($httpClient) or !($httpClient instanceof Zend_Http_Client or $httpClient instanceof EasyRdf_Http_Client)) {
      throw new InvalidArgumentException("\$httpClient should be an object of class Zend_Http_Client or EasyRdf_Http_Client");
    }
    return self::$defaultHttpClient = $httpClient;
  }

  /** Get the HTTP Client object used to fetch RDF data
   *
   * If no HTTP Client has previously been set, then a new
   * default (EasyRdf_Http_Client) client will be created.
   *
   * @return object mixed The HTTP client object
   */
  public static function getDefaultHttpClient() {
    if (!isset(self::$defaultHttpClient)) {
      self::$defaultHttpClient = new EasyRdf_Http_Client();
    }
    return self::$defaultHttpClient;
  }

}