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package org.zodiac.mybatisplus.base;

import org.springframework.validation.annotation.Validated;
import org.zodiac.mybatisplus.util.MyBatisPlusUtil;

import com.baomidou.mybatisplus.core.conditions.Wrapper;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.baomidou.mybatisplus.extension.toolkit.SqlHelper;

@Validated
public abstract class BaseEnhancedServiceImpl, T> extends ServiceImpl implements BaseEnhancedService {

    @Override
    public  T getOne() {
        /*避免泛型继承出现问题 https://blog.csdn.net/qq_38688267/article/details/112621293 */
        return getOne(entityLambdaQuery());
    }

    @Override
    public T getOne(boolean throwEx) {
        Wrapper queryWrapper = entityLambdaQuery();
        if (throwEx) {
            return baseMapper.selectOne(queryWrapper);
        }
        return SqlHelper.getObject(log, baseMapper.selectList(queryWrapper));
    }

    @Override
    public LambdaQueryWrapper entityLambdaQuery() {
        return MyBatisPlusUtil.lambdaQuery(entityClass);
    }

    @Override
    public LambdaUpdateWrapper entityLambdaUpdate() {
        return MyBatisPlusUtil.lambdaUpdate(entityClass);
    }

}




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