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<?php
namespace EasyRdf;
/**
* EasyRdf
*
* LICENSE
*
* Copyright (c) 2009-2014 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) 2009-2014 Nicholas J Humfrey
* @license https://www.opensource.org/licenses/bsd-license.php
*/
/**
* Static class to set the HTTP client used by EasyRdf
*
* @package EasyRdf
* @copyright Copyright (c) 2009-2014 Nicholas J Humfrey
* @license https://www.opensource.org/licenses/bsd-license.php
*/
class Http
{
/** The default HTTP Client object */
private static $defaultHttpClient = null;
/** Set the HTTP Client object used to fetch RDF data
*
* @param Http\Client|\Zend\Http\Client $httpClient The new HTTP client object
*
* @throws \InvalidArgumentException
* @return Http\Client|\Zend\Http\Client The new HTTP client object
*/
public static function setDefaultHttpClient($httpClient)
{
if (!is_object($httpClient) or
!($httpClient instanceof \Zend\Http\Client or
$httpClient instanceof Http\Client)) {
throw new \InvalidArgumentException(
'$httpClient should be an object of class Zend\Http\Client or EasyRdf\Http\Client'
);
}
return self::$defaultHttpClient = $httpClient;
}
/** Get the HTTP Client object used to fetch RDF data
*
* If no HTTP Client has previously been set, then a new
* default (EasyRdf\Http\Client) client will be created.
*
* @return Http\Client|\Zend\Http\Client The HTTP client object
*/
public static function getDefaultHttpClient()
{
if (!isset(self::$defaultHttpClient)) {
self::$defaultHttpClient = new Http\Client();
}
return self::$defaultHttpClient;
}
}
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