scratch – Blame information for rev 115

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115 office 1 <?php
2 /*
3 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
4 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
5 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
6 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
7 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
8 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
9 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
10 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
11 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
12 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
13 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
14 *
15 * This software consists of voluntary contributions made by many individuals
16 * and is licensed under the MIT license. For more information, see
17 * <http://www.doctrine-project.org>.
18 */
19  
20 namespace Doctrine\Common\Cache;
21  
22 /**
23 * APC cache provider.
24 *
25 * @link www.doctrine-project.org
26 * @deprecated since version 1.6, use ApcuCache instead
27 * @since 2.0
28 * @author Benjamin Eberlei <kontakt@beberlei.de>
29 * @author Guilherme Blanco <guilhermeblanco@hotmail.com>
30 * @author Jonathan Wage <jonwage@gmail.com>
31 * @author Roman Borschel <roman@code-factory.org>
32 * @author David Abdemoulaie <dave@hobodave.com>
33 */
34 class ApcCache extends CacheProvider
35 {
36 /**
37 * {@inheritdoc}
38 */
39 protected function doFetch($id)
40 {
41 return apc_fetch($id);
42 }
43  
44 /**
45 * {@inheritdoc}
46 */
47 protected function doContains($id)
48 {
49 return apc_exists($id);
50 }
51  
52 /**
53 * {@inheritdoc}
54 */
55 protected function doSave($id, $data, $lifeTime = 0)
56 {
57 return apc_store($id, $data, $lifeTime);
58 }
59  
60 /**
61 * {@inheritdoc}
62 */
63 protected function doDelete($id)
64 {
65 // apc_delete returns false if the id does not exist
66 return apc_delete($id) || ! apc_exists($id);
67 }
68  
69 /**
70 * {@inheritdoc}
71 */
72 protected function doFlush()
73 {
74 return apc_clear_cache() && apc_clear_cache('user');
75 }
76  
77 /**
78 * {@inheritdoc}
79 */
80 protected function doFetchMultiple(array $keys)
81 {
82 return apc_fetch($keys) ?: [];
83 }
84  
85 /**
86 * {@inheritdoc}
87 */
88 protected function doSaveMultiple(array $keysAndValues, $lifetime = 0)
89 {
90 $result = apc_store($keysAndValues, null, $lifetime);
91  
92 return empty($result);
93 }
94  
95 /**
96 * {@inheritdoc}
97 */
98 protected function doGetStats()
99 {
100 $info = apc_cache_info('', true);
101 $sma = apc_sma_info();
102  
103 // @TODO - Temporary fix @see https://github.com/krakjoe/apcu/pull/42
104 if (PHP_VERSION_ID >= 50500) {
105 $info['num_hits'] = isset($info['num_hits']) ? $info['num_hits'] : $info['nhits'];
106 $info['num_misses'] = isset($info['num_misses']) ? $info['num_misses'] : $info['nmisses'];
107 $info['start_time'] = isset($info['start_time']) ? $info['start_time'] : $info['stime'];
108 }
109  
110 return array(
111 Cache::STATS_HITS => $info['num_hits'],
112 Cache::STATS_MISSES => $info['num_misses'],
113 Cache::STATS_UPTIME => $info['start_time'],
114 Cache::STATS_MEMORY_USAGE => $info['mem_size'],
115 Cache::STATS_MEMORY_AVAILABLE => $sma['avail_mem'],
116 );
117 }
118 }