ApcuStorage   A
last analyzed

Complexity

Total Complexity 12

Size/Duplication

Total Lines 101
Duplicated Lines 0 %

Coupling/Cohesion

Components 0
Dependencies 1

Importance

Changes 1
Bugs 0 Features 0
Metric Value
wmc 12
c 1
b 0
f 0
lcom 0
cbo 1
dl 0
loc 101
rs 10

6 Methods

Rating   Name   Duplication   Size   Complexity  
A init() 0 4 1
B set() 0 18 6
A get() 0 4 1
A has() 0 4 1
A remove() 0 4 1
A getAllKeys() 0 9 2
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<?php
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/**
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 * AppserverIo\Storage\ApcuStorage
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 *
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 * NOTICE OF LICENSE
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 *
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 * This source file is subject to the Open Software License (OSL 3.0)
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 * that is available through the world-wide-web at this URL:
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 * http://opensource.org/licenses/osl-3.0.php
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 *
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 * PHP version 5
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 *
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 * @author    Tim Wagner <[email protected]>
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 * @copyright 2015 TechDivision GmbH <[email protected]>
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 * @license   http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0)
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 * @link      http://github.com/appserver-io/storage
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 * @link      http://www.appserver.io
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 */
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namespace AppserverIo\Storage;
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/**
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 * Class ApcuStorage
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 *
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 * @author    Tim Wagner <[email protected]>
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 * @copyright 2015 TechDivision GmbH <[email protected]>
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 * @license   http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0)
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 * @link      http://github.com/appserver-io/storage
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 * @link      http://www.appserver.io
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 */
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class ApcuStorage extends AbstractStorage
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{
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    /**
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     * Initializes the storage when the instance is constructed and the __wakeup() method is invoked.
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     *
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     * @return void
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     * @see AppserverIo\Storage\AbstractStorage::init();
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     */
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    public function init()
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    {
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        return;
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    }
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    /**
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     * (non-PHPdoc)
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     *
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     * @param string  $entryIdentifier Something which identifies the data - depends on concrete cache
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     * @param mixed   $data            The data to cache - also depends on the concrete cache implementation
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     * @param array   $tags            Tags to associate with this cache entry
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     * @param integer $lifetime        Lifetime of this cache entry in seconds.
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     *                                 If NULL is specified, the default lifetime is used. "0" means unlimited lifetime.
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     *
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     * @return void
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     *
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     * @see \AppserverIo\Storage\StorageInterface::set()
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     */
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    public function set($entryIdentifier, $data, array $tags = array(), $lifetime = null)
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    {
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        // add the passed value to the storage
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        apc_store($entryIdentifier, $data, $lifetime);
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        // if tags has been set, tag the data additionally
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        foreach ($tags as $tag) {
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            $tagData = $this->get($tag);
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            if (is_array($tagData) && in_array($entryIdentifier, $tagData, true) === true) {
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                // do nothing here
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            } elseif (is_array($tagData) && in_array($entryIdentifier, $tagData, true) === false) {
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                $tagData[] = $entryIdentifier;
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            } else {
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                $tagData = array($entryIdentifier);
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            }
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            apc_store($tag, $tagData);
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        }
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    }
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    /**
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     * (non-PHPdoc)
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     *
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     * @param string $entryIdentifier Something which identifies the cache entry - depends on concrete cache
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     *
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     * @return mixed
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     * @see \AppserverIo\Storage\StorageInterface::get()
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     */
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    public function get($entryIdentifier)
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    {
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        return apc_fetch($entryIdentifier);
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    }
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    /**
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     * (non-PHPdoc)
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     *
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     * @param string $entryIdentifier An identifier specifying the cache entry
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     *
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     * @return boolean TRUE if such an entry exists, FALSE if not
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     * @see \AppserverIo\Storage\StorageInterface::has()
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     */
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    public function has($entryIdentifier)
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    {
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        return apc_exists($entryIdentifier);
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    }
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    /**
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     * (non-PHPdoc)
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     *
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     * @param string $entryIdentifier An identifier specifying the cache entry
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     *
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     * @return boolean TRUE if such an entry exists, FALSE if not
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     * @see \AppserverIo\Storage\StorageInterface::remove()
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     */
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    public function remove($entryIdentifier)
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    {
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        return apc_delete($entryIdentifier);
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    }
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    /**
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     * (non-PHPdoc)
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     *
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     * @return array
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     * @see \AppserverIo\Storage\StorageInterface::getAllKeys()
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     */
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    public function getAllKeys()
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    {
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        $iter = new \APCIterator('user');
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        $keys = array();
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        foreach ($iter as $item) {
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            echo $keys[] = $item['key'];
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        }
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        return $keys;
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    }
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}
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