From b4d6ac1f41a50a6ec7ab4e3681974f71dfac43b3 Mon Sep 17 00:00:00 2001
From: Madhura Bhave <mbhave@pivotal.io>
Date: Fri, 12 Apr 2019 12:32:23 -0700
Subject: [PATCH] Fix javadoc

---
 .../ConditionalOnMissingFilterBean.java       | 19 ++++++++++++++++++-
 1 file changed, 18 insertions(+), 1 deletion(-)

diff --git a/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/web/servlet/ConditionalOnMissingFilterBean.java b/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/web/servlet/ConditionalOnMissingFilterBean.java
index 81c8334f8d..c69d2deeb9 100644
--- a/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/web/servlet/ConditionalOnMissingFilterBean.java
+++ b/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/web/servlet/ConditionalOnMissingFilterBean.java
@@ -37,7 +37,24 @@ import org.springframework.core.annotation.AliasFor;
  * {@link FilterRegistrationBean}.
  * <p>
  * When placed on a {@code @Bean} method, the bean class defaults to the return type of
- * the factory method:
+ * the factory method or the type of the {@link Filter} if the bean is a
+ * {@link FilterRegistrationBean}:
+ *
+ * <pre class="code">
+ * &#064;Configuration
+ * public class MyAutoConfiguration {
+ *
+ *     &#064;ConditionalOnMissingFilterBean
+ *     &#064;Bean
+ *     public MyFilter myFilter() {
+ *         ...
+ *     }
+ *
+ * }</pre>
+ * <p>
+ * In the sample above the condition will match if no bean of type {@code MyFilter} or
+ * {@code FilterRegistrationBean<MyFilter>} is already contained in the
+ * {@link BeanFactory}.
  *
  * @author Phillip Webb
  * @since 2.1.0