root/trunk/src/main/php/net/stubbles/util/log/stubLogDataFactory.php

<?php
/**
 * Factory to create log data objects.
 *
 * @author      Frank Kleine <mikey@stubbles.net>
 * @package     stubbles
 * @subpackage  util_log
 */
stubClassLoader::load('net::stubbles::ioc::stubBinder',
                      'net::stubbles::lang::stubRegistry',
                      'net::stubbles::lang::exceptions::stubRuntimeException',
                      'net::stubbles::util::log::stubLogData',
                      'net::stubbles::util::log::stubLogger'
);
/**
 * Factory to create log data objects.
 *
 * @static
 * @package     stubbles
 * @subpackage  util_log
 */
class stubLogDataFactory
{
    /**
     * returns the injector instance
     *
     * @param  stubLogData  $logData
     */
    protected static function handleInjections(stubLogData $logData)
    {
        static $injector;
        if (null === $injector) {
            $binder = stubRegistry::get(stubBinder::REGISTRY_KEY);
            if (($binder instanceof stubBinder) === false) {
                return;
            }
            
            $injector = $binder->getInjector();
        }
        
        $injector->handleInjections($logData);
    }

    /**
     * creates a stubLogData object
     *
     * @param   string       $target  target where the log data should go to
     * @param   int          $level   optional  log level of the log data
     * @return  stubLogData
     * @throws  stubRuntimeException
     */
    public static function create($target, $level = stubLogger::LEVEL_INFO)
    {
        $fqClassName = stubRegistry::getConfig(stubLogData::CLASS_REGISTRY_KEY, 'net::stubbles::util::log::stubBaseLogData');
        $nqClassName = stubClassLoader::getNonQualifiedClassName($fqClassName);
        if (class_exists($nqClassName, false) === false) {
            stubClassLoader::load($fqClassName);
        }
        
        $logData = new $nqClassName($target, $level);
        if (($logData instanceof stubLogData) === false) {
            throw new stubRuntimeException('Configured ' . stubLogData::CLASS_REGISTRY_KEY . ' is not an instance of net::stubbles::util::log::stubLogData.');
        }
        
        self::handleInjections($logData);
        return $logData;
    }
}
?>