@Documented @Constraint(validatedBy=Required.RequiredValidator.class) @Target(value={METHOD,FIELD,ANNOTATION_TYPE,CONSTRUCTOR,PARAMETER}) @Retention(value=RUNTIME) @ReportAsSingleViolation public @interface Required
java.lang.Class<?>[]
groups
java.lang.String
message
java.lang.Class<? extends javax.validation.Payload>[]
payload
public abstract java.lang.String message
public abstract java.lang.Class<?>[] groups
public abstract java.lang.Class<? extends javax.validation.Payload>[] payload