io.mybatis.mapper.Mapper Maven / Gradle / Ivy
/*
* Copyright 2020-2022 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 io.mybatis.mapper;
import io.mybatis.mapper.base.EntityProvider;
import io.mybatis.provider.Caching;
import org.apache.ibatis.annotations.InsertProvider;
import org.apache.ibatis.annotations.Lang;
import org.apache.ibatis.annotations.Options;
import java.io.Serializable;
/**
* 自定义 Mapper 示例，这个 Mapper 基于主键自增重写了 insert 方法，主要用作示例
*
* 当你使用 Oracle 或其他数据库时，insert 重写时也可以使用 @SelectKey 注解对主键进行定制
*
* @param 实体类类型
* @param 主键类型
* @author liuzh
*/
public interface Mapper extends BaseMapper {
/**
* 保存实体，默认主键自增，并且名称为 id
*
* 这个方法是个示例，你可以在自己的接口中使用相同的方式覆盖父接口中的配置
*
* @param entity 实体类
* @return 1成功，0失败
*/
@Override
@Lang(Caching.class)
//@SelectKey(statement = "SELECT SEQ.NEXTVAL FROM DUAL", keyProperty = "id", before = true, resultType = long.class)
@Options(useGeneratedKeys = true, keyProperty = "id")
@InsertProvider(type = EntityProvider.class, method = "insert")
int insert(S entity);
/**
* 保存实体中不为空的字段，默认主键自增，并且名称为 id
*
* 这个方法是个示例，你可以在自己的接口中使用相同的方式覆盖父接口中的配置
*
* @param entity 实体类
* @return 1成功，0失败
*/
@Override
@Lang(Caching.class)
//@SelectKey(statement = "SELECT SEQ.NEXTVAL FROM DUAL", keyProperty = "id", before = true, resultType = long.class)
@Options(useGeneratedKeys = true, keyProperty = "id")
@InsertProvider(type = EntityProvider.class, method = "insertSelective")
int insertSelective(S entity);
}