class ZendDataCache in Zircon Profile 8

Zend Data Cache cache driver.

@link www.doctrine-project.org @since 2.0 @author Ralph Schindler <[e-mail]> @author Guilherme Blanco <[e-mail]>

Hierarchy

• class \Doctrine\Common\Cache\CacheProvider implements Cache, ClearableCache, FlushableCache, MultiGetCache
  • class \Doctrine\Common\Cache\ZendDataCache

1 file declares its use of ZendDataCache

ZendDataCacheTest.php in vendor/doctrine/cache/tests/Doctrine/Tests/Common/Cache/ZendDataCacheTest.php

File

vendor/doctrine/cache/lib/Doctrine/Common/Cache/ZendDataCache.php, line 30

Namespace

Doctrine\Common\Cache

class ZendDataCache extends CacheProvider {

  /**
   * {@inheritdoc}
   */
  protected function doFetch($id) {
    return zend_shm_cache_fetch($id);
  }

  /**
   * {@inheritdoc}
   */
  protected function doContains($id) {
    return false !== zend_shm_cache_fetch($id);
  }

  /**
   * {@inheritdoc}
   */
  protected function doSave($id, $data, $lifeTime = 0) {
    return zend_shm_cache_store($id, $data, $lifeTime);
  }

  /**
   * {@inheritdoc}
   */
  protected function doDelete($id) {
    return zend_shm_cache_delete($id);
  }

  /**
   * {@inheritdoc}
   */
  protected function doFlush() {
    $namespace = $this
      ->getNamespace();
    if (empty($namespace)) {
      return zend_shm_cache_clear();
    }
    return zend_shm_cache_clear($namespace);
  }

  /**
   * {@inheritdoc}
   */
  protected function doGetStats() {
    return null;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
Cache::STATS_HITS		constant
Cache::STATS_MEMORY_AVAILABLE		constant
Cache::STATS_MEMORY_AVAILIABLE		constant	Only for backward compatibility (may be removed in next major release)
Cache::STATS_MEMORY_USAGE		constant
Cache::STATS_MISSES		constant
Cache::STATS_UPTIME		constant
CacheProvider::$namespace	private	property	The namespace to prefix all cache ids with.
CacheProvider::$namespaceVersion	private	property	The namespace version.
CacheProvider::contains	public	function	Tests if an entry exists in the cache. Overrides Cache::contains
CacheProvider::delete	public	function	Deletes a cache entry. Overrides Cache::delete
CacheProvider::deleteAll	public	function	Deletes all cache entries in the current cache namespace. Overrides ClearableCache::deleteAll
CacheProvider::DOCTRINE_NAMESPACE_CACHEKEY		constant
CacheProvider::doFetchMultiple	protected	function	Default implementation of doFetchMultiple. Each driver that supports multi-get should owerwrite it.	4
CacheProvider::fetch	public	function	Fetches an entry from the cache. Overrides Cache::fetch
CacheProvider::fetchMultiple	public	function	Returns an associative array of values for keys is found in cache. Overrides MultiGetCache::fetchMultiple
CacheProvider::flushAll	public	function	Flushes all cache entries, globally. Overrides FlushableCache::flushAll
CacheProvider::getNamespace	public	function	Retrieves the namespace that prefixes all cache ids.
CacheProvider::getNamespaceCacheKey	private	function	Returns the namespace cache key.
CacheProvider::getNamespacedId	private	function	Prefixes the passed id with the configured namespace value.
CacheProvider::getNamespaceVersion	private	function	Returns the namespace version.
CacheProvider::getStats	public	function	Retrieves cached information from the data store. Overrides Cache::getStats
CacheProvider::save	public	function	Puts data into the cache. Overrides Cache::save
CacheProvider::setNamespace	public	function	Sets the namespace to prefix all cache ids with.	1
ZendDataCache::doContains	protected	function	Tests if an entry exists in the cache. Overrides CacheProvider::doContains
ZendDataCache::doDelete	protected	function	Deletes a cache entry. Overrides CacheProvider::doDelete
ZendDataCache::doFetch	protected	function	Fetches an entry from the cache. Overrides CacheProvider::doFetch
ZendDataCache::doFlush	protected	function	Flushes all cache entries. Overrides CacheProvider::doFlush
ZendDataCache::doGetStats	protected	function	Retrieves cached information from the data store. Overrides CacheProvider::doGetStats
ZendDataCache::doSave	protected	function	Puts data into the cache. Overrides CacheProvider::doSave