1<?php 2/** 3 * Zend Framework (http://framework.zend.com/) 4 * 5 * @link http://github.com/zendframework/zf2 for the canonical source repository 6 * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com) 7 * @license http://framework.zend.com/license/new-bsd New BSD License 8 */ 9 10namespace Zend\Cache\Storage\Plugin; 11 12use Zend\Cache\Storage\ExceptionEvent; 13use Zend\EventManager\EventManagerInterface; 14 15class ExceptionHandler extends AbstractPlugin 16{ 17 /** 18 * {@inheritDoc} 19 */ 20 public function attach(EventManagerInterface $events, $priority = 1) 21 { 22 $callback = array($this, 'onException'); 23 24 // read 25 $this->listeners[] = $events->attach('getItem.exception', $callback, $priority); 26 $this->listeners[] = $events->attach('getItems.exception', $callback, $priority); 27 28 $this->listeners[] = $events->attach('hasItem.exception', $callback, $priority); 29 $this->listeners[] = $events->attach('hasItems.exception', $callback, $priority); 30 31 $this->listeners[] = $events->attach('getMetadata.exception', $callback, $priority); 32 $this->listeners[] = $events->attach('getMetadatas.exception', $callback, $priority); 33 34 // write 35 $this->listeners[] = $events->attach('setItem.exception', $callback, $priority); 36 $this->listeners[] = $events->attach('setItems.exception', $callback, $priority); 37 38 $this->listeners[] = $events->attach('addItem.exception', $callback, $priority); 39 $this->listeners[] = $events->attach('addItems.exception', $callback, $priority); 40 41 $this->listeners[] = $events->attach('replaceItem.exception', $callback, $priority); 42 $this->listeners[] = $events->attach('replaceItems.exception', $callback, $priority); 43 44 $this->listeners[] = $events->attach('touchItem.exception', $callback, $priority); 45 $this->listeners[] = $events->attach('touchItems.exception', $callback, $priority); 46 47 $this->listeners[] = $events->attach('removeItem.exception', $callback, $priority); 48 $this->listeners[] = $events->attach('removeItems.exception', $callback, $priority); 49 50 $this->listeners[] = $events->attach('checkAndSetItem.exception', $callback, $priority); 51 52 // increment / decrement item(s) 53 $this->listeners[] = $events->attach('incrementItem.exception', $callback, $priority); 54 $this->listeners[] = $events->attach('incrementItems.exception', $callback, $priority); 55 56 $this->listeners[] = $events->attach('decrementItem.exception', $callback, $priority); 57 $this->listeners[] = $events->attach('decrementItems.exception', $callback, $priority); 58 59 // utility 60 $this->listeners[] = $events->attach('clearExpired.exception', $callback, $priority); 61 } 62 63 /** 64 * On exception 65 * 66 * @param ExceptionEvent $event 67 * @return void 68 */ 69 public function onException(ExceptionEvent $event) 70 { 71 $options = $this->getOptions(); 72 $callback = $options->getExceptionCallback(); 73 if ($callback) { 74 call_user_func($callback, $event->getException()); 75 } 76 77 $event->setThrowException($options->getThrowExceptions()); 78 } 79} 80