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  1. <?php
  2.  
  3. /*
  4.  * OIDplus 2.0
  5.  * Copyright 2019 - 2023 Daniel Marschall, ViaThinkSoft
  6.  *
  7.  * Licensed under the Apache License, Version 2.0 (the "License");
  8.  * you may not use this file except in compliance with the License.
  9.  * You may obtain a copy of the License at
  10.  *
  11.  *     http://www.apache.org/licenses/LICENSE-2.0
  12.  *
  13.  * Unless required by applicable law or agreed to in writing, software
  14.  * distributed under the License is distributed on an "AS IS" BASIS,
  15.  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16.  * See the License for the specific language governing permissions and
  17.  * limitations under the License.
  18.  */
  19.  
  20. namespace ViaThinkSoft\OIDplus;
  21.  
  22. // phpcs:disable PSR1.Files.SideEffects
  23. \defined('INSIDE_OIDPLUS') or die;
  24. // phpcs:enable PSR1.Files.SideEffects
  25.  
  26. abstract class OIDplusQueryResult extends OIDplusBaseClass {
  27.  
  28.         /**
  29.          * @return bool
  30.          */
  31.         abstract public function containsResultSet(): bool;
  32.  
  33.         /**
  34.          * @return int
  35.          */
  36.         abstract public function num_rows(): int;
  37.  
  38.         /**
  39.          * @return array|null
  40.          */
  41.         abstract public function fetch_array()/*: ?array*/;
  42.  
  43.         /**
  44.          * @return object|null
  45.          */
  46.         abstract public function fetch_object()/*: ?object*/;
  47.  
  48.         /**
  49.          * The any() function returns true if there is at least one
  50.          * row in the section. By default, num_rows() will be used.
  51.          * Plugins can override this method if they have a possibility
  52.          * of making this functionality more efficient.
  53.          * @return bool
  54.          */
  55.         public function any(): bool {
  56.                 return $this->num_rows() > 0;
  57.         }
  58. }
  59.