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vendor/doctrine/orm/src/Cache/Logging/StatisticsCacheLogger.php

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+<?php
+
+declare(strict_types=1);
+
+namespace Doctrine\ORM\Cache\Logging;
+
+use Doctrine\ORM\Cache\CollectionCacheKey;
+use Doctrine\ORM\Cache\EntityCacheKey;
+use Doctrine\ORM\Cache\QueryCacheKey;
+
+use function array_sum;
+
+/**
+ * Provide basic second level cache statistics.
+ */
+class StatisticsCacheLogger implements CacheLogger
+{
+    /** @var array<string, int> */
+    private $cacheMissCountMap = [];
+
+    /** @var array<string, int> */
+    private $cacheHitCountMap = [];
+
+    /** @var array<string, int> */
+    private $cachePutCountMap = [];
+
+    /**
+     * {@inheritDoc}
+     */
+    public function collectionCacheMiss($regionName, CollectionCacheKey $key)
+    {
+        $this->cacheMissCountMap[$regionName]
+            = ($this->cacheMissCountMap[$regionName] ?? 0) + 1;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function collectionCacheHit($regionName, CollectionCacheKey $key)
+    {
+        $this->cacheHitCountMap[$regionName]
+            = ($this->cacheHitCountMap[$regionName] ?? 0) + 1;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function collectionCachePut($regionName, CollectionCacheKey $key)
+    {
+        $this->cachePutCountMap[$regionName]
+            = ($this->cachePutCountMap[$regionName] ?? 0) + 1;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function entityCacheMiss($regionName, EntityCacheKey $key)
+    {
+        $this->cacheMissCountMap[$regionName]
+            = ($this->cacheMissCountMap[$regionName] ?? 0) + 1;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function entityCacheHit($regionName, EntityCacheKey $key)
+    {
+        $this->cacheHitCountMap[$regionName]
+            = ($this->cacheHitCountMap[$regionName] ?? 0) + 1;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function entityCachePut($regionName, EntityCacheKey $key)
+    {
+        $this->cachePutCountMap[$regionName]
+            = ($this->cachePutCountMap[$regionName] ?? 0) + 1;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function queryCacheHit($regionName, QueryCacheKey $key)
+    {
+        $this->cacheHitCountMap[$regionName]
+            = ($this->cacheHitCountMap[$regionName] ?? 0) + 1;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function queryCacheMiss($regionName, QueryCacheKey $key)
+    {
+        $this->cacheMissCountMap[$regionName]
+            = ($this->cacheMissCountMap[$regionName] ?? 0) + 1;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function queryCachePut($regionName, QueryCacheKey $key)
+    {
+        $this->cachePutCountMap[$regionName]
+            = ($this->cachePutCountMap[$regionName] ?? 0) + 1;
+    }
+
+    /**
+     * Get the number of entries successfully retrieved from cache.
+     *
+     * @param string $regionName The name of the cache region.
+     *
+     * @return int
+     */
+    public function getRegionHitCount($regionName)
+    {
+        return $this->cacheHitCountMap[$regionName] ?? 0;
+    }
+
+    /**
+     * Get the number of cached entries *not* found in cache.
+     *
+     * @param string $regionName The name of the cache region.
+     *
+     * @return int
+     */
+    public function getRegionMissCount($regionName)
+    {
+        return $this->cacheMissCountMap[$regionName] ?? 0;
+    }
+
+    /**
+     * Get the number of cacheable entries put in cache.
+     *
+     * @param string $regionName The name of the cache region.
+     *
+     * @return int
+     */
+    public function getRegionPutCount($regionName)
+    {
+        return $this->cachePutCountMap[$regionName] ?? 0;
+    }
+
+    /** @return array<string, int> */
+    public function getRegionsMiss()
+    {
+        return $this->cacheMissCountMap;
+    }
+
+    /** @return array<string, int> */
+    public function getRegionsHit()
+    {
+        return $this->cacheHitCountMap;
+    }
+
+    /** @return array<string, int> */
+    public function getRegionsPut()
+    {
+        return $this->cachePutCountMap;
+    }
+
+    /**
+     * Clear region statistics
+     *
+     * @param string $regionName The name of the cache region.
+     *
+     * @return void
+     */
+    public function clearRegionStats($regionName)
+    {
+        $this->cachePutCountMap[$regionName]  = 0;
+        $this->cacheHitCountMap[$regionName]  = 0;
+        $this->cacheMissCountMap[$regionName] = 0;
+    }
+
+    /**
+     * Clear all statistics
+     *
+     * @return void
+     */
+    public function clearStats()
+    {
+        $this->cachePutCountMap  = [];
+        $this->cacheHitCountMap  = [];
+        $this->cacheMissCountMap = [];
+    }
+
+    /**
+     * Get the total number of put in cache.
+     *
+     * @return int
+     */
+    public function getPutCount()
+    {
+        return array_sum($this->cachePutCountMap);
+    }
+
+    /**
+     * Get the total number of entries successfully retrieved from cache.
+     *
+     * @return int
+     */
+    public function getHitCount()
+    {
+        return array_sum($this->cacheHitCountMap);
+    }
+
+    /**
+     * Get the total number of cached entries *not* found in cache.
+     *
+     * @return int
+     */
+    public function getMissCount()
+    {
+        return array_sum($this->cacheMissCountMap);
+    }
+}