From 0ad87378298f115046658b14ffbe0d4d3e780653 Mon Sep 17 00:00:00 2001
From: hengsin <hengsin@gmail.com>
Date: Fri, 7 Aug 2020 23:07:39 +0800
Subject: [PATCH] IDEMPIERE-4405 Add basic cache statistics (#211)

fix wrong hit/miss count when cached value is null
---
 org.adempiere.base/src/org/compiere/util/CCache.java | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/org.adempiere.base/src/org/compiere/util/CCache.java b/org.adempiere.base/src/org/compiere/util/CCache.java
index f4bd8cfa2f..73bb480ee0 100644
--- a/org.adempiere.base/src/org/compiere/util/CCache.java
+++ b/org.adempiere.base/src/org/compiere/util/CCache.java
@@ -303,7 +303,10 @@ public class CCache<K,V> implements CacheInterface, Map<K, V>, Serializable
 		expire();
 		V v = cache.get(key);
 		if (v == null)
-			m_miss.getAndAdd(1);
+			if (nullList.contains(key))
+				m_hit.getAndAdd(1);
+			else
+				m_miss.getAndAdd(1);
 		else
 			m_hit.getAndAdd(1);
 		return v;