From ab2f1749bf44c00f1c76617ecc3a08779d753161 Mon Sep 17 00:00:00 2001
From: Steve Riesenberg <sriesenberg@vmware.com>
Date: Tue, 29 Jun 2021 10:50:47 -0500
Subject: [PATCH] Polish gh-304

---
 .../server/authorization/JdbcOAuth2AuthorizationService.java | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/oauth2-authorization-server/src/main/java/org/springframework/security/oauth2/server/authorization/JdbcOAuth2AuthorizationService.java b/oauth2-authorization-server/src/main/java/org/springframework/security/oauth2/server/authorization/JdbcOAuth2AuthorizationService.java
index 824eb0e3..0f66366f 100644
--- a/oauth2-authorization-server/src/main/java/org/springframework/security/oauth2/server/authorization/JdbcOAuth2AuthorizationService.java
+++ b/oauth2-authorization-server/src/main/java/org/springframework/security/oauth2/server/authorization/JdbcOAuth2AuthorizationService.java
@@ -29,6 +29,7 @@ import java.util.Map;
 import java.util.Set;
 import java.util.function.Function;
 
+import com.fasterxml.jackson.core.type.TypeReference;
 import com.fasterxml.jackson.databind.Module;
 import com.fasterxml.jackson.databind.ObjectMapper;
 
@@ -436,10 +437,9 @@ public class JdbcOAuth2AuthorizationService implements OAuth2AuthorizationServic
 			return this.objectMapper;
 		}
 
-		@SuppressWarnings("unchecked")
 		private Map<String, Object> parseMap(String data) {
 			try {
-				return this.objectMapper.readValue(data, Map.class);
+				return this.objectMapper.readValue(data, new TypeReference<Map<String, Object>>() {});
 			} catch (Exception ex) {
 				throw new IllegalArgumentException(ex.getMessage(), ex);
 			}
@@ -542,7 +542,6 @@ public class JdbcOAuth2AuthorizationService implements OAuth2AuthorizationServic
 			return parameters;
 		}
 
-		@SuppressWarnings("unchecked")
 		private String writeMap(Map<String, Object> data) {
 			try {
 				return this.objectMapper.writeValueAsString(data);