优化警告

incubator-game/src/main/java/com/incubator/game/GGame.java

@@ -208,7 +208,7 @@ public class GGame extends AbstractService {
      */
     private int getInt(PropertiesUtil properties, String key, int defaultValue) {
         try {
-            return Integer.parseInt(properties.getProperty(key, String.valueOf(defaultValue)));
+            return Integer.parseInt(Objects.requireNonNull(properties.getProperty(key, String.valueOf(defaultValue))));
         } catch (NumberFormatException e) {
             logger.warn("属性 {} 格式错误，使用默认值 {}", key, defaultValue);
             return defaultValue;