| 提交 | 用户 | 时间 | ||
| e7c126 | 1 | package com.iailab.framework.mybatis.core.mapper; |
| H | 2 | |
| 3 | import cn.hutool.core.collection.CollUtil; | |
| 5e0ba8 | 4 | import com.baomidou.mybatisplus.extension.plugins.pagination.Page; |
| e7c126 | 5 | import com.iailab.framework.common.pojo.PageParam; |
| H | 6 | import com.iailab.framework.common.pojo.PageResult; |
| 7 | import com.iailab.framework.common.pojo.SortablePageParam; | |
| 8 | import com.iailab.framework.common.pojo.SortingField; | |
| 9 | import com.iailab.framework.mybatis.core.enums.SqlConstants; | |
| 10 | import com.iailab.framework.mybatis.core.util.MyBatisUtils; | |
| 11 | import com.baomidou.mybatisplus.annotation.DbType; | |
| 12 | import com.baomidou.mybatisplus.core.conditions.Wrapper; | |
| 13 | import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper; | |
| 14 | import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper; | |
| 15 | import com.baomidou.mybatisplus.core.mapper.BaseMapper; | |
| 16 | import com.baomidou.mybatisplus.core.metadata.IPage; | |
| 17 | import com.baomidou.mybatisplus.core.toolkit.support.SFunction; | |
| 18 | import com.baomidou.mybatisplus.extension.toolkit.Db; | |
| 19 | import com.github.yulichang.base.MPJBaseMapper; | |
| 20 | import com.github.yulichang.interfaces.MPJBaseJoin; | |
| 21 | import com.github.yulichang.wrapper.MPJLambdaWrapper; | |
| 22 | import org.apache.ibatis.annotations.Param; | |
| 23 | ||
| 24 | import java.util.Collection; | |
| 25 | import java.util.List; | |
| 26 | import java.util.Objects; | |
| 27 | ||
| 28 | /** | |
| 29 | * 在 MyBatis Plus 的 BaseMapper 的基础上拓展，提供更多的能力 | |
| 30 | * | |
| 31 | * 1. {@link BaseMapper} 为 MyBatis Plus 的基础接口，提供基础的 CRUD 能力 | |
| 32 | * 2. {@link MPJBaseMapper} 为 MyBatis Plus Join 的基础接口，提供连表 Join 能力 | |
| 33 | */ | |
| 34 | public interface BaseMapperX<T> extends MPJBaseMapper<T> { | |
| 35 | ||
| 5e0ba8 | 36 | /** |
| 潘 | 37 | * 获取分页对象 |
| 38 | * @param params 分页查询参数 | |
| 39 | */ | |
| 40 | default IPage<T> getPage(PageParam params) { | |
| 41 | //分页参数 | |
| 42 | long curPage = 1; | |
| 43 | long limit = 10; | |
| 44 | ||
| 45 | if(params.getPageNo() != null){ | |
| 46 | curPage = params.getPageNo(); | |
| 47 | } | |
| 48 | if(params.getPageSize() != null){ | |
| 49 | limit = params.getPageSize(); | |
| 50 | } | |
| 51 | ||
| 52 | //分页对象 | |
| 53 | return new Page<>(curPage, limit); | |
| 54 | } | |
| 55 | ||
| e7c126 | 56 | default PageResult<T> selectPage(SortablePageParam pageParam, @Param("ew") Wrapper<T> queryWrapper) { |
| H | 57 | return selectPage(pageParam, pageParam.getSortingFields(), queryWrapper); |
| 58 | } | |
| 59 | ||
| 60 | default PageResult<T> selectPage(PageParam pageParam, @Param("ew") Wrapper<T> queryWrapper) { | |
| 61 | return selectPage(pageParam, null, queryWrapper); | |
| 62 | } | |
| 63 | ||
| 64 | default PageResult<T> selectPage(PageParam pageParam, Collection<SortingField> sortingFields, @Param("ew") Wrapper<T> queryWrapper) { | |
| 65 | // 特殊：不分页，直接查询全部 | |
| 66 | if (PageParam.PAGE_SIZE_NONE.equals(pageParam.getPageSize())) { | |
| 67 | List<T> list = selectList(queryWrapper); | |
| 68 | return new PageResult<>(list, (long) list.size()); | |
| 69 | } | |
| 70 | ||
| 71 | // MyBatis Plus 查询 | |
| 72 | IPage<T> mpPage = MyBatisUtils.buildPage(pageParam, sortingFields); | |
| 73 | selectPage(mpPage, queryWrapper); | |
| 74 | // 转换返回 | |
| 75 | return new PageResult<>(mpPage.getRecords(), mpPage.getTotal()); | |
| 76 | } | |
| 77 | ||
| 78 | default <D> PageResult<D> selectJoinPage(PageParam pageParam, Class<D> clazz, MPJLambdaWrapper<T> lambdaWrapper) { | |
| 79 | // 特殊：不分页，直接查询全部 | |
| 4a47e4 | 80 | if (PageParam.PAGE_SIZE_NONE.equals(pageParam.getPageSize())) { |
| e7c126 | 81 | List<D> list = selectJoinList(clazz, lambdaWrapper); |
| H | 82 | return new PageResult<>(list, (long) list.size()); |
| 83 | } | |
| 84 | ||
| 85 | // MyBatis Plus Join 查询 | |
| 86 | IPage<D> mpPage = MyBatisUtils.buildPage(pageParam); | |
| 87 | mpPage = selectJoinPage(mpPage, clazz, lambdaWrapper); | |
| 88 | // 转换返回 | |
| 89 | return new PageResult<>(mpPage.getRecords(), mpPage.getTotal()); | |
| 90 | } | |
| 91 | ||
| 92 | default <DTO> PageResult<DTO> selectJoinPage(PageParam pageParam, Class<DTO> resultTypeClass, MPJBaseJoin<T> joinQueryWrapper) { | |
| 93 | IPage<DTO> mpPage = MyBatisUtils.buildPage(pageParam); | |
| 94 | selectJoinPage(mpPage, resultTypeClass, joinQueryWrapper); | |
| 95 | // 转换返回 | |
| 96 | return new PageResult<>(mpPage.getRecords(), mpPage.getTotal()); | |
| 97 | } | |
| 98 | ||
| 99 | default T selectOne(String field, Object value) { | |
| 100 | return selectOne(new QueryWrapper<T>().eq(field, value)); | |
| 101 | } | |
| 102 | ||
| 103 | default T selectOne(SFunction<T, ?> field, Object value) { | |
| 104 | return selectOne(new LambdaQueryWrapper<T>().eq(field, value)); | |
| 105 | } | |
| 106 | ||
| 107 | default T selectOne(String field1, Object value1, String field2, Object value2) { | |
| 108 | return selectOne(new QueryWrapper<T>().eq(field1, value1).eq(field2, value2)); | |
| 109 | } | |
| 110 | ||
| 111 | default T selectOne(SFunction<T, ?> field1, Object value1, SFunction<T, ?> field2, Object value2) { | |
| 112 | return selectOne(new LambdaQueryWrapper<T>().eq(field1, value1).eq(field2, value2)); | |
| 113 | } | |
| 114 | ||
| 115 | default T selectOne(SFunction<T, ?> field1, Object value1, SFunction<T, ?> field2, Object value2, | |
| 116 | SFunction<T, ?> field3, Object value3) { | |
| 117 | return selectOne(new LambdaQueryWrapper<T>().eq(field1, value1).eq(field2, value2) | |
| 118 | .eq(field3, value3)); | |
| 119 | } | |
| 120 | ||
| 121 | default Long selectCount() { | |
| 122 | return selectCount(new QueryWrapper<>()); | |
| 123 | } | |
| 124 | ||
| 125 | default Long selectCount(String field, Object value) { | |
| 126 | return selectCount(new QueryWrapper<T>().eq(field, value)); | |
| 127 | } | |
| 128 | ||
| 129 | default Long selectCount(SFunction<T, ?> field, Object value) { | |
| 130 | return selectCount(new LambdaQueryWrapper<T>().eq(field, value)); | |
| 131 | } | |
| 132 | ||
| 133 | default List<T> selectList() { | |
| 134 | return selectList(new QueryWrapper<>()); | |
| 135 | } | |
| 136 | ||
| 137 | default List<T> selectList(String field, Object value) { | |
| 138 | return selectList(new QueryWrapper<T>().eq(field, value)); | |
| 139 | } | |
| 140 | ||
| 141 | default List<T> selectList(SFunction<T, ?> field, Object value) { | |
| 142 | return selectList(new LambdaQueryWrapper<T>().eq(field, value)); | |
| 143 | } | |
| 144 | ||
| 145 | default List<T> selectList(String field, Collection<?> values) { | |
| 146 | if (CollUtil.isEmpty(values)) { | |
| 147 | return CollUtil.newArrayList(); | |
| 148 | } | |
| 149 | return selectList(new QueryWrapper<T>().in(field, values)); | |
| 150 | } | |
| 151 | ||
| 152 | default List<T> selectList(SFunction<T, ?> field, Collection<?> values) { | |
| 153 | if (CollUtil.isEmpty(values)) { | |
| 154 | return CollUtil.newArrayList(); | |
| 155 | } | |
| 156 | return selectList(new LambdaQueryWrapper<T>().in(field, values)); | |
| 157 | } | |
| 158 | ||
| 159 | @Deprecated | |
| 160 | default List<T> selectList(SFunction<T, ?> leField, SFunction<T, ?> geField, Object value) { | |
| 161 | return selectList(new LambdaQueryWrapper<T>().le(leField, value).ge(geField, value)); | |
| 162 | } | |
| 163 | ||
| 164 | default List<T> selectList(SFunction<T, ?> field1, Object value1, SFunction<T, ?> field2, Object value2) { | |
| 165 | return selectList(new LambdaQueryWrapper<T>().eq(field1, value1).eq(field2, value2)); | |
| 166 | } | |
| 167 | ||
| 168 | /** | |
| 169 | * 批量插入，适合大量数据插入 | |
| 170 | * | |
| 171 | * @param entities 实体们 | |
| 172 | */ | |
| 173 | default Boolean insertBatch(Collection<T> entities) { | |
| 174 | // 特殊：SQL Server 批量插入后，获取 id 会报错，因此通过循环处理 | |
| 175 | if (Objects.equals(SqlConstants.DB_TYPE, DbType.SQL_SERVER)) { | |
| 176 | entities.forEach(this::insert); | |
| 177 | return CollUtil.isNotEmpty(entities); | |
| 178 | } | |
| 179 | return Db.saveBatch(entities); | |
| 180 | } | |
| 181 | ||
| 182 | /** | |
| 183 | * 批量插入，适合大量数据插入 | |
| 184 | * | |
| 185 | * @param entities 实体们 | |
| 186 | * @param size 插入数量 Db.saveBatch 默认为 1000 | |
| 187 | */ | |
| 188 | default Boolean insertBatch(Collection<T> entities, int size) { | |
| 189 | // 特殊：SQL Server 批量插入后，获取 id 会报错，因此通过循环处理 | |
| 190 | if (Objects.equals(SqlConstants.DB_TYPE, DbType.SQL_SERVER)) { | |
| 191 | entities.forEach(this::insert); | |
| 192 | return CollUtil.isNotEmpty(entities); | |
| 193 | } | |
| 194 | return Db.saveBatch(entities, size); | |
| 195 | } | |
| 196 | ||
| 197 | default int updateBatch(T update) { | |
| 198 | return update(update, new QueryWrapper<>()); | |
| 199 | } | |
| 200 | ||
| 201 | default Boolean updateBatch(Collection<T> entities) { | |
| 202 | return Db.updateBatchById(entities); | |
| 203 | } | |
| 204 | ||
| 205 | default Boolean updateBatch(Collection<T> entities, int size) { | |
| 206 | return Db.updateBatchById(entities, size); | |
| 207 | } | |
| 208 | ||
| d9f9ba | 209 | default boolean insertOrUpdate(T entity) { |
| e7c126 | 210 | return Db.saveOrUpdate(entity); |
| H | 211 | } |
| 212 | ||
| 213 | default Boolean insertOrUpdateBatch(Collection<T> collection) { | |
| 214 | return Db.saveOrUpdateBatch(collection); | |
| 215 | } | |
| 216 | ||
| 217 | default int delete(String field, String value) { | |
| 218 | return delete(new QueryWrapper<T>().eq(field, value)); | |
| 219 | } | |
| 220 | ||
| 221 | default int delete(SFunction<T, ?> field, Object value) { | |
| 222 | return delete(new LambdaQueryWrapper<T>().eq(field, value)); | |
| 223 | } | |
| 224 | ||
| 225 | } | |
