From 6c88325dad4dd6f11bf251b3f678365ed75bec9f Mon Sep 17 00:00:00 2001
From: rob bygrave <robin.bygrave@gmail.com>
Date: Sat, 27 Apr 2019 22:57:30 +1200
Subject: [PATCH] #1685 Update ServerCacheFactory to support standard metrics
 collection

---
 src/main/java/io/ebean/cache/ServerCacheFactory.java | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/main/java/io/ebean/cache/ServerCacheFactory.java b/src/main/java/io/ebean/cache/ServerCacheFactory.java
index 54c71e7d1..c39762209 100644
--- a/src/main/java/io/ebean/cache/ServerCacheFactory.java
+++ b/src/main/java/io/ebean/cache/ServerCacheFactory.java
@@ -1,10 +1,19 @@
 package io.ebean.cache;
 
+import io.ebean.meta.MetricVisitor;
+
 /**
  * Defines method for constructing caches for beans and queries.
  */
 public interface ServerCacheFactory {
 
+  /**
+   * Visit the metrics for the cache.
+   */
+  default void visit(MetricVisitor visitor) {
+    // do nothing by default
+  }
+
   /**
    * Create the cache for the given type with options.
    */