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<?php | |
/** | |
* Copyright 2016 University of Liverpool | |
* | |
* Licensed under the Apache License, Version 2.0 (the "License"); | |
* you may not use this file except in compliance with the License. | |
* You may obtain a copy of the License at | |
* | |
* http://www.apache.org/licenses/LICENSE-2.0 | |
* | |
* Unless required by applicable law or agreed to in writing, software | |
* distributed under the License is distributed on an "AS IS" BASIS, | |
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
* See the License for the specific language governing permissions and | |
* limitations under the License. | |
*/ | |
namespace pgb_liv\php_ms\Reader\FastaEntry; | |
/** | |
* Factory method attempts to find the correct parser for known FASTA entry headers | |
* | |
* @author Andrew Collins | |
*/ | |
class FastaEntryFactory | |
{ | |
private static $classes = array( | |
'\pgb_liv\php_ms\Reader\FastaEntry\UniProtFastaEntry', | |
'\pgb_liv\php_ms\Reader\FastaEntry\EnsembleFastaEntry', | |
'\pgb_liv\php_ms\Reader\FastaEntry\PeffFastaEntry' | |
); | |
private static $defaultClass = 'pgb_liv\php_ms\Reader\FastaEntry\DefaultFastaEntry'; | |
public static function getParser($identifier) | |
{ | |
foreach (self::$classes as $class) { | |
try { | |
$identifier = $class::parseIdentifier($identifier); | |
return new $class(); | |
} catch (\Exception $e) { | |
// Empty - try next parser | |
} | |
} | |
return new self::$defaultClass(); | |
} | |
} |