update document

5 years ago · d41c992ca1
parent 22b80c5ac8
commit d41c992ca1
1 changed files with 2 additions and 2 deletions
--- a/xxl-job-core/src/main/java/com/xxl/job/core/handler/annotation/XxlJob.java
+++ b/xxl-job-core/src/main/java/com/xxl/job/core/handler/annotation/XxlJob.java
@ -20,11 +20,11 @@ public @interface XxlJob {
    /**
     * init handler, invoked when JobThread init
     */
-    String init();
+    String init() default "";
    /**
     * destroy handler, invoked when JobThread destroy
     */
-    String destroy();
+    String destroy() default "";
 }