【fix sonar】 FtlUtil.java文件

jero-boot/jero-cloud-module/jero-cloud-xxljob/src/main/java/com/xxl/job/admin/core/util/FtlUtil.java

@@ -13,6 +13,9 @@ import org.slf4j.LoggerFactory;
  * @author xuxueli 2018-01-17 20:37:48
  */
 public class FtlUtil {
+    private FtlUtil() {
+    }
+
     private static Logger logger = LoggerFactory.getLogger(FtlUtil.class);
 
     private static BeansWrapper wrapper = new BeansWrapperBuilder(Configuration.DEFAULT_INCOMPATIBLE_IMPROVEMENTS).build();     //BeansWrapper.getDefaultInstance();
@@ -20,8 +23,7 @@ public class FtlUtil {
     public static TemplateHashModel generateStaticModel(String packageName) {
         try {
             TemplateHashModel staticModels = wrapper.getStaticModels();
-            TemplateHashModel fileStatics = (TemplateHashModel) staticModels.get(packageName);
-            return fileStatics;
+            return (TemplateHashModel) staticModels.get(packageName);
         } catch (Exception e) {
             logger.error(e.getMessage(), e);
         }