Completed
Pull Request — master (#220)
by Luís
03:30
created

ApcCache::doFlush()   A

Complexity

Conditions 2
Paths 2

Size

Total Lines 4
Code Lines 2

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 0
CRAP Score 6

Importance

Changes 0
Metric Value
dl 0
loc 4
ccs 0
cts 4
cp 0
rs 10
c 0
b 0
f 0
cc 2
eloc 2
nc 2
nop 0
crap 6
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<?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 MIT license. For more information, see
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 * <http://www.doctrine-project.org>.
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 */
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namespace Doctrine\Common\Cache;
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/**
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 * APC cache provider.
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 *
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 * @link       www.doctrine-project.org
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 * @deprecated since version 1.6, use ApcuCache instead
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 * @since      2.0
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 * @author     Benjamin Eberlei <[email protected]>
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 * @author     Guilherme Blanco <[email protected]>
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 * @author     Jonathan Wage <[email protected]>
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 * @author     Roman Borschel <[email protected]>
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 * @author     David Abdemoulaie <[email protected]>
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 */
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class ApcCache extends CacheProvider
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{
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    /**
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     * {@inheritdoc}
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     */
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    protected function doFetch($id)
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    {
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        return apc_fetch($id);
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    }
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    /**
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     * {@inheritdoc}
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     */
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    protected function doContains($id)
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    {
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        return apc_exists($id);
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    }
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    /**
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     * {@inheritdoc}
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     */
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    protected function doSave($id, $data, $lifeTime = 0)
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    {
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        return apc_store($id, $data, $lifeTime);
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    }
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    /**
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     * {@inheritdoc}
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     */
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    protected function doDelete($id)
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    {
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        // apc_delete returns false if the id does not exist
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        return apc_delete($id) || ! apc_exists($id);
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    }
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    /**
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     * {@inheritdoc}
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     */
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    protected function doFlush()
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    {
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        return apc_clear_cache() && apc_clear_cache('user');
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    }
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    /**
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     * {@inheritdoc}
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     */
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    protected function doFetchMultiple(array $keys)
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    {
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        return apc_fetch($keys) ?: [];
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    }
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    /**
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     * {@inheritdoc}
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     */
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    protected function doSaveMultiple(array $keysAndValues, $lifetime = 0)
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    {
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        $result = apc_store($keysAndValues, null, $lifetime);
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        return empty($result);
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    }
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    /**
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     * {@inheritdoc}
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     */
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    protected function doGetStats()
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    {
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        $info = apc_cache_info('', true);
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        $sma  = apc_sma_info();
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        // @TODO - Temporary fix @see https://github.com/krakjoe/apcu/pull/42
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        if (PHP_VERSION_ID >= 50500) {
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            $info['num_hits']   = isset($info['num_hits'])   ? $info['num_hits']   : $info['nhits'];
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            $info['num_misses'] = isset($info['num_misses']) ? $info['num_misses'] : $info['nmisses'];
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            $info['start_time'] = isset($info['start_time']) ? $info['start_time'] : $info['stime'];
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        }
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        return [
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            Cache::STATS_HITS             => $info['num_hits'],
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            Cache::STATS_MISSES           => $info['num_misses'],
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            Cache::STATS_UPTIME           => $info['start_time'],
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            Cache::STATS_MEMORY_USAGE     => $info['mem_size'],
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            Cache::STATS_MEMORY_AVAILABLE => $sma['avail_mem'],
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        ];
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    }
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}
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