| commit | author | age | ||
| 9bcb19 | 1 | /* |
| I | 2 | Copyright [2020] [https://www.xiaonuo.vip] |
| 3 | ||
| 4 | Licensed under the Apache License, Version 2.0 (the "License"); | |
| 5 | you may not use this file except in compliance with the License. | |
| 6 | You may obtain a copy of the License at | |
| 7 | ||
| 8 | http://www.apache.org/licenses/LICENSE-2.0 | |
| 9 | ||
| 10 | Unless required by applicable law or agreed to in writing, software | |
| 11 | distributed under the License is distributed on an "AS IS" BASIS, | |
| 12 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 13 | See the License for the specific language governing permissions and | |
| 14 | limitations under the License. | |
| 15 | ||
| 16 | Snowy采用APACHE LICENSE 2.0开源协议，您在使用过程中，需要注意以下几点： | |
| 17 | ||
| 18 | 1.请不要删除和修改根目录下的LICENSE文件。 | |
| 19 | 2.请不要删除和修改Snowy源码头部的版权声明。 | |
| 20 | 3.请保留源码和相关描述文件的项目出处，作者声明等。 | |
| 21 | 4.分发源码时候，请注明软件出处 https://gitee.com/xiaonuobase/snowy | |
| 22 | 5.在修改包名，模块名称，项目代码等时，请注明软件出处 https://gitee.com/xiaonuobase/snowy | |
| 23 | 6.若您的项目无法满足以上几点，可申请商业授权，获取Snowy商业授权许可，请在官网购买授权，地址为 https://www.xiaonuo.vip | |
| 24 | */ | |
| 25 | package vip.xiaonuo.core.validation.unique; | |
| 26 | ||
| 27 | import cn.hutool.core.util.ObjectUtil; | |
| 28 | import vip.xiaonuo.core.context.group.RequestGroupContext; | |
| 29 | import vip.xiaonuo.core.context.group.RequestParamIdContext; | |
| 30 | import vip.xiaonuo.core.context.system.SystemContextHolder; | |
| 31 | import vip.xiaonuo.core.pojo.base.param.BaseParam; | |
| 32 | import vip.xiaonuo.core.pojo.base.validate.UniqueValidateParam; | |
| 33 | ||
| 34 | import javax.validation.ConstraintValidator; | |
| 35 | import javax.validation.ConstraintValidatorContext; | |
| 36 | ||
| 37 | /** | |
| 38 | * 验证表的的某个字段值是否在是唯一值 | |
| 39 | * | |
| 40 | * @author yubaoshan | |
| 41 | * @date 2020/4/14 23:49 | |
| 42 | */ | |
| 43 | public class TableUniqueValueValidator implements ConstraintValidator<TableUniqueValue, String> { | |
| 44 | ||
| 45 | private String tableName; | |
| 46 | ||
| 47 | private String columnName; | |
| 48 | ||
| 49 | private boolean excludeLogicDeleteItems; | |
| 50 | ||
| 51 | private String logicDeleteFieldName; | |
| 52 | ||
| 53 | private String logicDeleteValue; | |
| 54 | ||
| 55 | @Override | |
| 56 | public void initialize(TableUniqueValue constraintAnnotation) { | |
| 57 | this.tableName = constraintAnnotation.tableName(); | |
| 58 | this.columnName = constraintAnnotation.columnName(); | |
| 59 | this.excludeLogicDeleteItems = constraintAnnotation.excludeLogicDeleteItems(); | |
| 60 | this.logicDeleteFieldName = constraintAnnotation.logicDeleteFieldName(); | |
| 61 | this.logicDeleteValue = constraintAnnotation.logicDeleteValue(); | |
| 62 | } | |
| 63 | ||
| 64 | @Override | |
| 65 | public boolean isValid(String fieldValue, ConstraintValidatorContext context) { | |
| 66 | ||
| 67 | if (ObjectUtil.isNull(fieldValue)) { | |
| 68 | return true; | |
| 69 | } | |
| 70 | ||
| 71 | Class<?> validateGroupClass = RequestGroupContext.get(); | |
| 72 | ||
| 73 | // 如果属于add group，则校验库中所有行 | |
| 74 | if (BaseParam.add.class.equals(validateGroupClass)) { | |
| 75 | return SystemContextHolder.me().tableUniValueFlag(createAddParam(fieldValue)); | |
| 76 | } | |
| 77 | ||
| 78 | // 如果属于edit group，校验时需要排除当前修改的这条记录 | |
| 79 | if (BaseParam.edit.class.equals(validateGroupClass)) { | |
| 80 | return SystemContextHolder.me().tableUniValueFlag(createEditParam(fieldValue)); | |
| 81 | } | |
| 82 | ||
| 83 | // 默认校验所有的行 | |
| 84 | return SystemContextHolder.me().tableUniValueFlag(createAddParam(fieldValue)); | |
| 85 | } | |
| 86 | ||
| 87 | /** | |
| 88 | * 创建校验新增的参数 | |
| 89 | * | |
| 90 | * @author xuyuxiang | |
| 91 | * @date 2020/8/17 21:55 | |
| 92 | */ | |
| 93 | private UniqueValidateParam createAddParam(String fieldValue) { | |
| 94 | return UniqueValidateParam.builder() | |
| 95 | .tableName(tableName) | |
| 96 | .columnName(columnName) | |
| 97 | .value(fieldValue) | |
| 98 | .excludeCurrentRecord(Boolean.FALSE) | |
| 99 | .excludeLogicDeleteItems(excludeLogicDeleteItems) | |
| 100 | .logicDeleteFieldName(logicDeleteFieldName) | |
| 101 | .logicDeleteValue(logicDeleteValue).build(); | |
| 102 | } | |
| 103 | ||
| 104 | /** | |
| 105 | * 创建修改的参数校验 | |
| 106 | * | |
| 107 | * @author xuyuxiang | |
| 108 | * @date 2020/8/17 21:56 | |
| 109 | */ | |
| 110 | private UniqueValidateParam createEditParam(String fieldValue) { | |
| 111 | return UniqueValidateParam.builder() | |
| 112 | .tableName(tableName) | |
| 113 | .columnName(columnName) | |
| 114 | .value(fieldValue) | |
| 115 | .excludeCurrentRecord(Boolean.TRUE) | |
| 116 | .id(RequestParamIdContext.get()) | |
| 117 | .excludeLogicDeleteItems(excludeLogicDeleteItems) | |
| 118 | .logicDeleteFieldName(logicDeleteFieldName) | |
| 119 | .logicDeleteValue(logicDeleteValue).build(); | |
| 120 | } | |
| 121 | ||
| 122 | } | |
