添加默认值

4dkankan-utils-redis/src/main/java/com/fdkankan/redis/config/RedisConfig.java

@@ -25,10 +25,10 @@ public class RedisConfig {
     @Value("${spring.redis.port}")
     private String port;
 
-    @Value("${spring.redis.database}")
+    @Value("${spring.redis.database:0}")
     private int database;
 
-    @Value("${spring.redis.password}")
+    @Value("${spring.redis.password:#{null}")
     private String password;
 
     @Bean