diff --git a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/WxMpInRedisConfigStorage.java b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/WxMpInRedisConfigStorage.java
index 6974221c1..e20d1e3f1 100644
--- a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/WxMpInRedisConfigStorage.java
+++ b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/WxMpInRedisConfigStorage.java
@@ -51,7 +51,7 @@ public class WxMpInRedisConfigStorage extends WxMpInMemoryConfigStorage {
   @Override
   public String getAccessToken() {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      return jedis.get(accessTokenKey);
+      return jedis.get(this.accessTokenKey);
     }
   }
 
@@ -65,70 +65,70 @@ public class WxMpInRedisConfigStorage extends WxMpInMemoryConfigStorage {
   @Override
   public synchronized void updateAccessToken(String accessToken, int expiresInSeconds) {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      jedis.setex(accessTokenKey, expiresInSeconds - 200, accessToken);
+      jedis.setex(this.accessTokenKey, expiresInSeconds - 200, accessToken);
     }
   }
 
   @Override
   public void expireAccessToken() {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      jedis.expire(accessTokenKey, 0);
+      jedis.expire(this.accessTokenKey, 0);
     }
   }
 
   @Override
   public String getJsapiTicket() {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      return jedis.get(jsapiTicketKey);
+      return jedis.get(this.jsapiTicketKey);
     }
   }
 
   @Override
   public boolean isJsapiTicketExpired() {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      return jedis.ttl(jsapiTicketKey) < 2;
+      return jedis.ttl(this.jsapiTicketKey) < 2;
     }
   }
 
   @Override
   public synchronized void updateJsapiTicket(String jsapiTicket, int expiresInSeconds) {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      jedis.setex(jsapiTicketKey, expiresInSeconds - 200, jsapiTicket);
+      jedis.setex(this.jsapiTicketKey, expiresInSeconds - 200, jsapiTicket);
     }
   }
 
   @Override
   public void expireJsapiTicket() {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      jedis.expire(jsapiTicketKey, 0);
+      jedis.expire(this.jsapiTicketKey, 0);
     }
   }
 
   @Override
   public String getCardApiTicket() {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      return jedis.get(cardapiTicketKey);
+      return jedis.get(this.cardapiTicketKey);
     }
   }
 
   @Override
   public boolean isCardApiTicketExpired() {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      return jedis.ttl(cardapiTicketKey) < 2;
+      return jedis.ttl(this.cardapiTicketKey) < 2;
     }
   }
 
   @Override
   public synchronized void updateCardApiTicket(String cardApiTicket, int expiresInSeconds) {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      jedis.setex(cardapiTicketKey, expiresInSeconds - 200, cardApiTicket);
+      jedis.setex(this.cardapiTicketKey, expiresInSeconds - 200, cardApiTicket);
     }
   }
 
   @Override
   public void expireCardApiTicket() {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      jedis.expire(cardapiTicketKey, 0);
+      jedis.expire(this.cardapiTicketKey, 0);
     }
   }
 }
diff --git a/weixin-java-open/src/main/java/me/chanjar/weixin/open/api/impl/WxOpenInRedisConfigStorage.java b/weixin-java-open/src/main/java/me/chanjar/weixin/open/api/impl/WxOpenInRedisConfigStorage.java
index c3bd6a2b6..86404dfb6 100644
--- a/weixin-java-open/src/main/java/me/chanjar/weixin/open/api/impl/WxOpenInRedisConfigStorage.java
+++ b/weixin-java-open/src/main/java/me/chanjar/weixin/open/api/impl/WxOpenInRedisConfigStorage.java
@@ -7,7 +7,6 @@ import redis.clients.jedis.JedisPool;
  * @author <a href="https://github.com/007gzs">007</a>
  */
 public class WxOpenInRedisConfigStorage extends WxOpenInMemoryConfigStorage {
-
   private final static String COMPONENT_VERIFY_TICKET_KEY = "wechat_component_verify_ticket:";
   private final static String COMPONENT_ACCESS_TOKEN_KEY = "wechat_component_access_token:";
 
@@ -16,7 +15,6 @@ public class WxOpenInRedisConfigStorage extends WxOpenInMemoryConfigStorage {
   private final static String JSAPI_TICKET_KEY = "wechat_jsapi_ticket:";
   private final static String CARD_API_TICKET_KEY = "wechat_card_api_ticket:";
 
-
   protected final JedisPool jedisPool;
   private String componentVerifyTicketKey;
   private String componentAccessTokenKey;
@@ -32,46 +30,46 @@ public class WxOpenInRedisConfigStorage extends WxOpenInMemoryConfigStorage {
   @Override
   public void setComponentAppId(String componentAppId) {
     super.setComponentAppId(componentAppId);
-    componentVerifyTicketKey = COMPONENT_VERIFY_TICKET_KEY.concat(componentAppId);
-    componentAccessTokenKey = COMPONENT_ACCESS_TOKEN_KEY.concat(componentAppId);
-    authorizerRefreshTokenKey = AUTHORIZER_REFRESH_TOKEN_KEY.concat(componentAppId);
-    authorizerAccessTokenKey = AUTHORIZER_ACCESS_TOKEN_KEY.concat(componentAppId);
-    jsapiTicketKey = JSAPI_TICKET_KEY.concat(componentAppId);
-    cardApiTicket = CARD_API_TICKET_KEY.concat(componentAppId);
+    this.componentVerifyTicketKey = COMPONENT_VERIFY_TICKET_KEY.concat(componentAppId);
+    this.componentAccessTokenKey = COMPONENT_ACCESS_TOKEN_KEY.concat(componentAppId);
+    this.authorizerRefreshTokenKey = AUTHORIZER_REFRESH_TOKEN_KEY.concat(componentAppId);
+    this.authorizerAccessTokenKey = AUTHORIZER_ACCESS_TOKEN_KEY.concat(componentAppId);
+    this.jsapiTicketKey = JSAPI_TICKET_KEY.concat(componentAppId);
+    this.cardApiTicket = CARD_API_TICKET_KEY.concat(componentAppId);
   }
 
   @Override
   public String getComponentVerifyTicket() {
-    try (Jedis jedis = jedisPool.getResource()) {
-      return jedis.get(componentVerifyTicketKey);
+    try (Jedis jedis = this.jedisPool.getResource()) {
+      return jedis.get(this.componentVerifyTicketKey);
     }
   }
 
   @Override
   public void setComponentVerifyTicket(String componentVerifyTicket) {
-    try (Jedis jedis = jedisPool.getResource()) {
-      jedis.set(componentVerifyTicketKey, componentVerifyTicket);
+    try (Jedis jedis = this.jedisPool.getResource()) {
+      jedis.set(this.componentVerifyTicketKey, componentVerifyTicket);
     }
   }
 
   @Override
   public String getComponentAccessToken() {
-    try (Jedis jedis = jedisPool.getResource()) {
-      return jedis.get(componentAccessTokenKey);
+    try (Jedis jedis = this.jedisPool.getResource()) {
+      return jedis.get(this.componentAccessTokenKey);
     }
   }
 
   @Override
   public boolean isComponentAccessTokenExpired() {
-    try (Jedis jedis = jedisPool.getResource()) {
-      return jedis.ttl(componentAccessTokenKey) < 2;
+    try (Jedis jedis = this.jedisPool.getResource()) {
+      return jedis.ttl(this.componentAccessTokenKey) < 2;
     }
   }
 
   @Override
   public void updateComponentAccessTokent(String componentAccessToken, int expiresInSeconds) {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      jedis.setex(componentAccessTokenKey, expiresInSeconds - 200, componentAccessToken);
+      jedis.setex(this.componentAccessTokenKey, expiresInSeconds - 200, componentAccessToken);
     }
   }
 
@@ -82,99 +80,98 @@ public class WxOpenInRedisConfigStorage extends WxOpenInMemoryConfigStorage {
   @Override
   public String getAuthorizerRefreshToken(String appId) {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      return jedis.get(getKey(authorizerRefreshTokenKey, appId));
+      return jedis.get(this.getKey(this.authorizerRefreshTokenKey, appId));
     }
   }
 
   @Override
   public void setAuthorizerRefreshToken(String appId, String authorizerRefreshToken) {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      jedis.set(getKey(authorizerRefreshTokenKey, appId), authorizerRefreshToken);
+      jedis.set(this.getKey(this.authorizerRefreshTokenKey, appId), authorizerRefreshToken);
     }
   }
 
   @Override
   public String getAuthorizerAccessToken(String appId) {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      return jedis.get(getKey(authorizerAccessTokenKey, appId));
+      return jedis.get(this.getKey(this.authorizerAccessTokenKey, appId));
     }
   }
 
-
   @Override
   public boolean isAuthorizerAccessTokenExpired(String appId) {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      return jedis.ttl(getKey(authorizerAccessTokenKey, appId)) < 2;
+      return jedis.ttl(this.getKey(this.authorizerAccessTokenKey, appId)) < 2;
     }
   }
 
   @Override
   public void expireAuthorizerAccessToken(String appId) {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      jedis.expire(getKey(authorizerAccessTokenKey, appId), 0);
+      jedis.expire(this.getKey(this.authorizerAccessTokenKey, appId), 0);
     }
   }
 
   @Override
   public void updateAuthorizerAccessToken(String appId, String authorizerAccessToken, int expiresInSeconds) {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      jedis.setex(getKey(authorizerAccessTokenKey, appId), expiresInSeconds - 200, authorizerAccessToken);
+      jedis.setex(this.getKey(this.authorizerAccessTokenKey, appId), expiresInSeconds - 200, authorizerAccessToken);
     }
   }
 
   @Override
   public String getJsapiTicket(String appId) {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      return jedis.get(getKey(jsapiTicketKey, appId));
+      return jedis.get(this.getKey(this.jsapiTicketKey, appId));
     }
   }
 
   @Override
   public boolean isJsapiTicketExpired(String appId) {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      return jedis.ttl(getKey(jsapiTicketKey, appId)) < 2;
+      return jedis.ttl(this.getKey(this.jsapiTicketKey, appId)) < 2;
     }
   }
 
   @Override
   public void expireJsapiTicket(String appId) {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      jedis.expire(getKey(jsapiTicketKey, appId), 0);
+      jedis.expire(this.getKey(this.jsapiTicketKey, appId), 0);
     }
   }
 
   @Override
   public void updateJsapiTicket(String appId, String jsapiTicket, int expiresInSeconds) {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      jedis.setex(getKey(jsapiTicketKey, appId), expiresInSeconds - 200, jsapiTicket);
+      jedis.setex(this.getKey(this.jsapiTicketKey, appId), expiresInSeconds - 200, jsapiTicket);
     }
   }
 
   @Override
   public String getCardApiTicket(String appId) {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      return jedis.get(getKey(jsapiTicketKey, appId));
+      return jedis.get(this.getKey(this.cardApiTicket, appId));
     }
   }
 
   @Override
   public boolean isCardApiTicketExpired(String appId) {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      return jedis.ttl(getKey(cardApiTicket, appId)) < 2;
+      return jedis.ttl(this.getKey(this.cardApiTicket, appId)) < 2;
     }
   }
 
   @Override
   public void expireCardApiTicket(String appId) {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      jedis.expire(getKey(cardApiTicket, appId), 0);
+      jedis.expire(this.getKey(this.cardApiTicket, appId), 0);
     }
   }
 
   @Override
   public void updateCardApiTicket(String appId, String cardApiTicket, int expiresInSeconds) {
     try (Jedis jedis = this.jedisPool.getResource()) {
-      jedis.setex(getKey(cardApiTicket, appId), expiresInSeconds - 200, cardApiTicket);
+      jedis.setex(this.getKey(this.cardApiTicket, appId), expiresInSeconds - 200, cardApiTicket);
     }
   }
 }