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package admin.util;
import admin.base.PageInfo;
import cn.hutool.core.bean.BeanUtil;
import com.baomidou.mybatisplus.core.metadata.IPage;
import java.util.List;
import java.util.Set;
import java.util.stream.Collectors;
/**
* 转换
* Created by jinjin on 2020-09-22.
*/
public class ConvertUtil {
public static <T, S> T convert(final S s, Class<T> clz) {
return s == null ? null : BeanUtil.copyProperties(s, clz);
}
public static <T, S> List<T> convertList(List<S> s, Class<T> clz) {
return s == null ? null : s.stream().map(vs -> BeanUtil.copyProperties(vs, clz)).collect(Collectors.toList());
}
public static <T, S> Set<T> convertSet(Set<S> s, Class<T> clz) {
return s == null ? null : s.stream().map(vs -> BeanUtil.copyProperties(vs, clz)).collect(Collectors.toSet());
}
public static <T, S> PageInfo<T> convertPage(IPage<S> page, Class<T> clz) {
if (page == null) {
return null;
}
PageInfo<T> pageInfo = new PageInfo<>();
pageInfo.setTotalElements(page.getTotal());
pageInfo.setContent(convertList(page.getRecords(), clz));
return pageInfo;
}
}