From 1e667fc2429fddf9c29e1bf556054121a2294e93 Mon Sep 17 00:00:00 2001
From: Mark Paluch <mpaluch@pivotal.io>
Date: Mon, 17 Feb 2020 13:01:43 +0100
Subject: [PATCH] #303 - Add note about boxed primitives when implementing
 custom converters.

---
 src/main/asciidoc/reference/mapping.adoc | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/main/asciidoc/reference/mapping.adoc b/src/main/asciidoc/reference/mapping.adoc
index 8037969..255c6a8 100644
--- a/src/main/asciidoc/reference/mapping.adoc
+++ b/src/main/asciidoc/reference/mapping.adoc
@@ -52,14 +52,13 @@ public class MyAppConfig extends AbstractR2dbcConfiguration {
 
   // the following are optional
 
-  @Bean
   @Override
-  public R2dbcCustomConversions r2dbcCustomConversions() {
+  protected List<Object> getCustomConverters() {
 
     List<Converter<?, ?>> converterList = new ArrayList<Converter<?, ?>>();
     converterList.add(new org.springframework.data.r2dbc.test.PersonReadConverter());
     converterList.add(new org.springframework.data.r2dbc.test.PersonWriteConverter());
-    return new R2dbcCustomConversions(getStoreConversions(), converterList);
+    return converterList;
   }
 }
 ----
@@ -225,6 +224,8 @@ The following example of a Spring Converter implementation converts from a `Row`
 ----
 ====
 
+NOTE: R2DBC uses boxed primitives (`Integer.class` instead of `int.class`) to return primitive values.
+
 The following example converts from a `Person` to a `OutboundRow`:
 
 ====