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refactor: 重构 Relation 注解查询构建。
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@ -17,10 +17,7 @@
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package com.mybatisflex.core.activerecord.query;
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package com.mybatisflex.core.activerecord.query;
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import com.mybatisflex.core.activerecord.Model;
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import com.mybatisflex.core.activerecord.Model;
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import com.mybatisflex.core.paginate.Page;
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import com.mybatisflex.core.query.RelationsBuilder;
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import com.mybatisflex.core.relation.RelationManager;
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import java.util.List;
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/**
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/**
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* 使用 {@code Relations Query} 的方式进行关联查询。
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* 使用 {@code Relations Query} 的方式进行关联查询。
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@ -28,102 +25,53 @@ import java.util.List;
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* @author 王帅
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* @author 王帅
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* @since 2023-07-30
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* @since 2023-07-30
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*/
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*/
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public class RelationsQuery<T extends Model<T>> extends AbstractQuery<T> {
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public class RelationsQuery<T extends Model<T>> extends RelationsBuilder<T> {
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public RelationsQuery(Model<T> model) {
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public RelationsQuery(Model<T> model) {
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super(model);
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super(model);
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}
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}
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/**
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@Override
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* 忽略查询部分 {@code Relations} 注解标记的属性。
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*
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* @param fields 属性
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* @return {@code Relations} 查询构建
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*/
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public RelationsQuery<T> ignoreRelations(String... fields) {
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public RelationsQuery<T> ignoreRelations(String... fields) {
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RelationManager.addIgnoreRelations(fields);
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super.ignoreRelations(fields);
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return this;
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}
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/**
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* 设置父子关系查询中,默认的递归查询深度。
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*
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* @param maxDepth 查询深度
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* @return {@code Relations} 查询构建
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*/
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public RelationsQuery<T> maxDepth(int maxDepth) {
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RelationManager.setMaxDepth(maxDepth);
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return this;
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}
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/**
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* 添加额外的 {@code Relations} 查询条件。
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*
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* @param key 键
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* @param value 值
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* @return {@code Relations} 查询构建
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*/
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public RelationsQuery<T> extraConditionParam(String key, Object value) {
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RelationManager.addExtraConditionParam(key, value);
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return this;
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return this;
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}
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}
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@Override
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@Override
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public RelationsQuery<T> maxDepth(int maxDepth) {
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super.maxDepth(maxDepth);
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return this;
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}
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@Override
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public RelationsQuery<T> extraConditionParam(String key, Object value) {
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super.extraConditionParam(key, value);
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return this;
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}
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protected Object[] pkValues() {
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// 懒加载,实际用到的时候才会生成 主键值
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return ((Model<T>) delegate).pkValues();
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}
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/**
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* 根据主键查询一条数据。
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*
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* @return 一条数据
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*/
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public T oneById() {
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public T oneById() {
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return baseMapper().selectOneWithRelationsById(pkValues());
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return baseMapper().selectOneWithRelationsById(pkValues());
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}
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}
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@Override
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/**
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* 根据主键查询一条数据,返回的数据为 asType 类型。
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*
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* @param asType 接收数据类型
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* @param <R> 接收数据类型
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* @return 一条数据
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*/
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public <R> R oneByIdAs(Class<R> asType) {
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public <R> R oneByIdAs(Class<R> asType) {
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return baseMapper().selectOneWithRelationsByIdAs(pkValues(), asType);
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return baseMapper().selectOneWithRelationsByIdAs(pkValues(), asType);
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}
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public T one() {
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return baseMapper().selectOneWithRelationsByQuery(queryWrapper());
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public <R> R oneAs(Class<R> asType) {
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return baseMapper().selectOneWithRelationsByQueryAs(queryWrapper(), asType);
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public List<T> list() {
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return baseMapper().selectListWithRelationsByQuery(queryWrapper());
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public <R> List<R> listAs(Class<R> asType) {
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return baseMapper().selectListWithRelationsByQueryAs(queryWrapper(), asType);
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public Page<T> page(Page<T> page) {
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return baseMapper().paginateWithRelations(page, queryWrapper());
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public <R> Page<R> pageAs(Page<R> page, Class<R> asType) {
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return baseMapper().paginateWithRelationsAs(page, queryWrapper(), asType);
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}
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}
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}
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