46 lines
1.4 KiB
Java
46 lines
1.4 KiB
Java
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package com.example.myapplication.DataBase;
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import androidx.room.Dao;
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import androidx.room.Delete;
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import androidx.room.Insert;
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import androidx.room.Query;
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import androidx.room.Update;
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import com.example.myapplication.model.ImageEntity;
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import java.util.List;
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@Dao
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public interface ImageDao {
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@Insert
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void insert(ImageEntity image);
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@Query("SELECT * FROM images ORDER BY time DESC")
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List<ImageEntity> getAll();
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@Delete
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void delete(ImageEntity item);
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@Query("DELETE FROM images")
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void deleteAll();
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// 在ImageEntity类中添加查询方法
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@Query("SELECT * FROM images ORDER BY time DESC LIMIT 1")
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ImageEntity getLatestImage();
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// 定时间删除：根据 ID 删除特定记录
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@Query("DELETE FROM images WHERE time = :time")
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void deleteBytime(long time);
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@Query("SELECT * FROM images WHERE id = :id")
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ImageEntity getById(long id);
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@Update
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void update(ImageEntity latestImage);
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@Query("DELETE FROM images WHERE id IN (:ids)")
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void deleteByIds(List<Integer> ids);
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@Query("DELETE FROM images WHERE time BETWEEN :startTime AND :endTime")
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int deleteByTimeRange(long startTime, long endTime);
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@Query("SELECT * FROM images WHERE time BETWEEN :startTime AND :endTime")
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List<ImageEntity> getImagesByTimeRange(long startTime, long endTime);
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}
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