131 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			131 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
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/*
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 *
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 * This software consists of voluntary contributions made by many individuals
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 * and is licensed under the LGPL. For more information, see
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 * <http://www.doctrine-project.org>.
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 */
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namespace Doctrine\DBAL\Cache;
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use Doctrine\Common\Cache\Cache;
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/**
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 * Query Cache Profile handles the data relevant for query caching.
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 *
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 * It is a value object, setter methods return NEW instances.
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 *
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 * @author Benjamin Eberlei <kontakt@beberlei.de>
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 */
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class QueryCacheProfile
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{
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    /**
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     * @var Cache
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     */
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    private $resultCacheDriver;
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    /**
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     * @var int
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     */
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    private $lifetime = 0;
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    /**
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     * @var string
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     */
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    private $cacheKey;
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    /**
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     * @param int $lifetime
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     * @param string $cacheKey
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     * @param Cache $resultCache
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     */
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    public function __construct($lifetime = 0, $cacheKey = null, Cache $resultCache = null)
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    {
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        $this->lifetime = $lifetime;
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        $this->cacheKey = $cacheKey;
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        $this->resultCacheDriver = $resultCache;
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    }
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    /**
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     * @return Cache
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     */
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    public function getResultCacheDriver()
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    {
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        return $this->resultCacheDriver;
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    }
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    /**
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     * @return int
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     */
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    public function getLifetime()
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    {
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        return $this->lifetime;
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    }
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    /**
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     * @return string
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     */
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    public function getCacheKey()
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    {
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        if ($this->cacheKey === null) {
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            throw CacheException::noCacheKey();
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        }
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        return $this->cacheKey;
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    }
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    /**
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     * Generate the real cache key from query, params and types.
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     *
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     * @param string $query
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     * @param array $params
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     * @param array $types
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     * @return array
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     */
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    public function generateCacheKeys($query, $params, $types)
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    {
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        $realCacheKey = $query . "-" . serialize($params) . "-" . serialize($types);
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        // should the key be automatically generated using the inputs or is the cache key set?
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        if ($this->cacheKey === null) {
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            $cacheKey = sha1($realCacheKey);
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        } else {
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            $cacheKey = $this->cacheKey;
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        }
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        return array($cacheKey, $realCacheKey);
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    }
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    /**
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     * @param Cache $cache
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     * @return QueryCacheProfile
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     */
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    public function setResultCacheDriver(Cache $cache)
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    {
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        return new QueryCacheProfile($this->lifetime, $this->cacheKey, $cache);
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    }
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    /**
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     * @param string|null $cacheKey
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     * @return QueryCacheProfile
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     */
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    public function setCacheKey($cacheKey)
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    {
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        return new QueryCacheProfile($this->lifetime, $cacheKey, $this->resultCacheDriver);
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    }
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    /**
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     * @param  int $lifetime
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     * @return QueryCacheProfile
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     */
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    public function setLifetime($lifetime)
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    {
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        return new QueryCacheProfile($lifetime, $this->cacheKey, $this->resultCacheDriver);
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    }
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} |