PostMapper.java

/**
 *    Copyright 2009-2015 the original author or authors.
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */
package org.apache.ibatis.submitted.manyanno;

import org.apache.ibatis.annotations.*;

import java.util.List;

public interface PostMapper {


    @Select("select * from post where author_id = #{id} order by id")
    @Results(value = {
                      @Result(property="id", column="id"),
                      @Result(property="subject", column="subject"),
                      @Result(property="body", column="body"),
                      @Result(property="tags", javaType=List.class, column="id", many=@Many(select="getTagsForPost"))
                      })
    List<AnnoPost> getPosts(int authorId);

    @Select("select t.id, t.name from tag t inner join post_tag pt on pt.tag_id = t.id where pt.post_id = #{postId} order by id")
    @ConstructorArgs(value = {
                  @Arg(column="id",javaType=int.class),
                  @Arg(column="name",javaType=String.class)
                  })
    List<AnnoPostTag> getTagsForPost(int postId);

}