diff --git a/src/Symfony/Component/Cache/Adapter/ProxyAdapter.php b/src/Symfony/Component/Cache/Adapter/ProxyAdapter.php
index 7e5c9aa20393d..eaeb5ba4fbd44 100644
--- a/src/Symfony/Component/Cache/Adapter/ProxyAdapter.php
+++ b/src/Symfony/Component/Cache/Adapter/ProxyAdapter.php
@@ -22,6 +22,8 @@ class ProxyAdapter implements CacheItemPoolInterface
{
private $pool;
private $createCacheItem;
+ private $hits = 0;
+ private $misses = 0;
public function __construct(CacheItemPoolInterface $pool)
{
@@ -47,8 +49,13 @@ public function getItem($key)
{
$f = $this->createCacheItem;
$item = $this->pool->getItem($key);
+ if ($isHit = $item->isHit()) {
+ ++$this->hits;
+ } else {
+ ++$this->misses;
+ }
- return $f($key, $item->get(), $item->isHit());
+ return $f($key, $item->get(), $isHit);
}
/**
@@ -134,7 +141,33 @@ private function generateItems($items)
$f = $this->createCacheItem;
foreach ($items as $key => $item) {
- yield $key => $f($key, $item->get(), $item->isHit());
+ if ($isHit = $item->isHit()) {
+ ++$this->hits;
+ } else {
+ ++$this->misses;
+ }
+
+ yield $key => $f($key, $item->get(), $isHit);
}
}
+
+ /**
+ * Returns the number of cache read hits.
+ *
+ * @return int
+ */
+ public function getHits()
+ {
+ return $this->hits;
+ }
+
+ /**
+ * Returns the number of cache read misses.
+ *
+ * @return int
+ */
+ public function getMisses()
+ {
+ return $this->misses;
+ }
}
diff --git a/src/Symfony/Component/Cache/Tests/Adapter/ProxyAdapterTest.php b/src/Symfony/Component/Cache/Tests/Adapter/ProxyAdapterTest.php
index 76606e256eea6..58594b0e1ef0d 100644
--- a/src/Symfony/Component/Cache/Tests/Adapter/ProxyAdapterTest.php
+++ b/src/Symfony/Component/Cache/Tests/Adapter/ProxyAdapterTest.php
@@ -29,4 +29,21 @@ public function createCachePool()
{
return new ProxyAdapter(new ArrayAdapter());
}
+
+ public function testGetHitsMisses()
+ {
+ $pool = $this->createCachePool();
+
+ $this->assertSame(0, $pool->getHits());
+ $this->assertSame(0, $pool->getMisses());
+
+ $bar = $pool->getItem('bar');
+ $this->assertSame(0, $pool->getHits());
+ $this->assertSame(1, $pool->getMisses());
+
+ $pool->save($bar->set('baz'));
+ $bar = $pool->getItem('bar');
+ $this->assertSame(1, $pool->getHits());
+ $this->assertSame(1, $pool->getMisses());
+ }
}
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