001/* Copyright (C) 2014 konik.io 002 * 003 * This file is part of the Konik library. 004 * 005 * The Konik library is free software: you can redistribute it and/or modify 006 * it under the terms of the GNU Affero General Public License as 007 * published by the Free Software Foundation, either version 3 of the 008 * License, or (at your option) any later version. 009 * 010 * The Konik library is distributed in the hope that it will be useful, 011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 013 * GNU Affero General Public License for more details. 014 * 015 * You should have received a copy of the GNU Affero General Public License 016 * along with the Konik library. If not, see <http://www.gnu.org/licenses/>. 017 */ 018package io.konik.validator.annotation; 019 020import static java.lang.annotation.ElementType.ANNOTATION_TYPE; 021import static java.lang.annotation.ElementType.CONSTRUCTOR; 022import static java.lang.annotation.ElementType.FIELD; 023import static java.lang.annotation.ElementType.METHOD; 024import static java.lang.annotation.ElementType.PARAMETER; 025import static java.lang.annotation.RetentionPolicy.RUNTIME; 026import io.konik.validator.NotBlankValidator; 027 028import java.lang.annotation.Documented; 029import java.lang.annotation.Retention; 030import java.lang.annotation.Target; 031 032import javax.validation.Constraint; 033import javax.validation.Payload; 034import javax.validation.ReportAsSingleViolation; 035import javax.validation.constraints.NotNull; 036 037/** 038 * Validate that a string should be not empty or consists of only whitespaces. 039 * Compared to {@code NullableNotBlank} this validator will not accept null values as valid. 040 */ 041@Documented 042@Constraint(validatedBy = {NotBlankValidator.class}) 043@Target({ METHOD, FIELD, ANNOTATION_TYPE, CONSTRUCTOR, PARAMETER }) 044@Retention(RUNTIME) 045@ReportAsSingleViolation 046@NotNull 047public @interface NotBlank { 048 049 /** 050 * Message. 051 * 052 * @return the string 053 */ 054 String message() default "{io.konik.validation.constraints.notblank.message}"; 055 056 /** 057 * Groups. 058 * 059 * @return the class<?>[] 060 */ 061 Class<?>[] groups() default {}; 062 063 /** 064 * Payload. 065 * 066 * @return the class<? extends payload>[] 067 */ 068 Class<? extends Payload>[] payload() default {}; 069 070 /** 071 * Multiple {@code @NotBlank} annotations on the same element. 072 */ 073 @Target({ METHOD, FIELD, ANNOTATION_TYPE, CONSTRUCTOR, PARAMETER }) 074 @Retention(RUNTIME) 075 @Documented 076 public @interface List { 077 078 /** 079 * Value. 080 * 081 * @return the not blank[] 082 */ 083 NotBlank[] value(); 084 } 085}