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| <?php | |
| /** | |
| * Copyright 2019 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\Utility\Filter; | |
| use pgb_liv\php_ms\Core\Peptide; | |
| /** | |
| * Creates an instance of a peptide filter than can be used with a list of peptides to | |
| * remove those which do not it the criteria. | |
| * | |
| * @author Andrew Collins | |
| */ | |
| class FilterLength extends AbstractFilter | |
| { | |
| /** | |
| * Minimum peptide length, inclusive | |
| * | |
| * @var integer | |
| */ | |
| private $minLength; | |
| /** | |
| * Maximum peptide length, inclusive | |
| * | |
| * @var integer | |
| */ | |
| private $maxLength; | |
| /** | |
| * Creates a new instance with the specified minimum and maximum length values. | |
| * Specify null for minimum or maximum for no limit. | |
| * | |
| * @param int $minCharge | |
| * Minimum spectra charge, inclusive | |
| * @param int $maxCharge | |
| * Maximum spectra charge, inclusive | |
| */ | |
| public function __construct($minLength = null, $maxLength = null) | |
| { | |
| if (! is_int($minLength) && ! is_null($minLength)) { | |
| throw new \InvalidArgumentException( | |
| 'Argument 1 must be of type int or null. Value is of type ' . gettype($minLength)); | |
| } | |
| if (! is_int($maxLength) && ! is_null($maxLength)) { | |
| throw new \InvalidArgumentException( | |
| 'Argument 2 must be of type int or null. Value is of type ' . gettype($maxLength)); | |
| } | |
| if (is_null($minLength) && is_null($maxLength)) { | |
| throw new \InvalidArgumentException('Min and max both cannot be null'); | |
| } | |
| $this->minLength = $minLength; | |
| $this->maxLength = $maxLength; | |
| } | |
| /** | |
| * | |
| * {@inheritdoc} | |
| * | |
| * @see \pgb_liv\php_ms\Utility\Filter\AbstractFilter::isValidPeptide() | |
| */ | |
| public function isValidPeptide(Peptide $peptide) | |
| { | |
| if (! is_null($this->minLength) && $peptide->getLength() < $this->minLength) { | |
| return false; | |
| } | |
| if (! is_null($this->maxLength) && $peptide->getLength() > $this->maxLength) { | |
| return false; | |
| } | |
| return true; | |
| } | |
| } |