Merge branch 'dev' into 'mp-server-test'

accessToken

See merge request quanshu/mp-server!661

mp-service/src/main/java/com/qs/mp/framework/service/impl/AppTokenServiceImpl.java

@@ -41,7 +41,11 @@ public class AppTokenServiceImpl implements IAppTokenService {
   public String getAccessToken(String appId) {
     String cacheKey = RedisKey.build(RedisKey.WX_APP_TOKEN_KEY, appId);
 
-    String cacheToken = redisCache.getCacheObject(cacheKey);
+    String cacheToken = "";
+    Object object = redisCache.getCacheObject(cacheKey);
+    if (null != object && object instanceof String) {
+      cacheToken = String.valueOf(object);
+    }
     if (StringUtils.isNotBlank(cacheToken)) {
       return cacheToken;
     }