如何将MultipartFile(图像)转换为DataSource对象

<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-web</artifactId>
</dependency>

import org.springframework.core.io.ByteArrayResource;
import org.springframework.core.io.InputStreamResource;
import org.springframework.core.io.InputStreamSource;
import org.springframework.util.FileCopyUtils;

import javax.activation.DataSource;
import javax.activation.FileDataSource;
import javax.activation.MimetypesFileTypeMap;
import javax.mail.util.ByteArrayDataSource;
import java.io.IOException;
import java.io.InputStream;

public class MultipartFileToDataSourceConverter {

    public static DataSource convert(MultipartFile multipartFile) throws IOException {
        byte[] fileBytes = multipartFile.getBytes();
        String contentType = multipartFile.getContentType();
        String fileName = multipartFile.getOriginalFilename();

        return new ByteArrayDataSource(fileBytes, contentType);
    }
}

import org.springframework.web.multipart.MultipartFile;

public class YourClass {

    public void processFile(MultipartFile multipartFile) {
        try {
            DataSource dataSource = MultipartFileToDataSourceConverter.convert(multipartFile);
            // 在这里使用DataSource对象进行进一步的处理
        } catch (IOException e) {
            // 处理异常
        }
    }
}