Annotation now only supported on class level

exception-handler/src/main/java/com/raychatter/common/annotation/ExceptionHandler.java

@@ -9,14 +9,7 @@ import java.lang.annotation.RetentionPolicy;
 import java.lang.annotation.Target;
 
 @Retention(RetentionPolicy.RUNTIME)
-@Target({
+@Target(ElementType.TYPE)
-      ElementType.ANNOTATION_TYPE,
-      ElementType.CONSTRUCTOR,
-      ElementType.FIELD,
-      ElementType.LOCAL_VARIABLE,
-      ElementType.METHOD,
-      ElementType.PARAMETER,
-      ElementType.TYPE})
 public @interface ExceptionHandler {
    HttpStatus httpStatus() default HttpStatus.INTERNAL_SERVER_ERROR;
    String contentType() default MediaType.APPLICATION_XML_VALUE;