后端获取文件列表 Api 完成

bookshelfplus/src/main/java/plus/bookshelf/Service/Impl/FileServiceImpl.java

@@ -0,0 +1,44 @@
+package plus.bookshelf.Service.Impl;
+
+import org.springframework.beans.BeanUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import plus.bookshelf.Dao.DO.FileDO;
+import plus.bookshelf.Dao.Mapper.FileDOMapper;
+import plus.bookshelf.Service.Model.FileModel;
+import plus.bookshelf.Service.Service.FileService;
+
+import java.lang.reflect.InvocationTargetException;
+import java.util.ArrayList;
+import java.util.List;
+
+@Service
+public class FileServiceImpl implements FileService {
+
+    @Autowired
+    FileDOMapper fileDOMapper;
+
+    /**
+     * 列出所有文件
+     *
+     * @return
+     */
+    @Override
+    public List<FileModel> list() throws InvocationTargetException, IllegalAccessException {
+        FileDO[] fileDOS = fileDOMapper.selectAll();
+
+        List<FileModel> fileModels = new ArrayList<>();
+        for (FileDO fileDO : fileDOS) {
+            FileModel fileModel = convertFromDataObject(fileDO);
+            fileModels.add(fileModel);
+        }
+
+        return fileModels;
+    }
+
+    private FileModel convertFromDataObject(FileDO fileDO) throws InvocationTargetException, IllegalAccessException {
+        FileModel fileModel = new FileModel();
+        BeanUtils.copyProperties(fileDO, fileModel);
+        return fileModel;
+    }
+}