// Java代码示例importorg.springframework.web.multipart.MultipartFile;importorg.apache.commons.fileupload.FileItem;importorg.apache.commons.fileupload.disk.DiskFileItem;importorg.apache.commons.fileupload.servlet.S
5. 测试转换功能,确保java.io.File成功转换为MultipartFile并可用 你可以通过以下方式测试转换功能: java public class Main { public static void main(String[] args) { File file = new File("path/to/your/file.txt"); try { MultipartFile multipartFile = FileToMultipartFileConverter.convert(file, "file....
将读取到的字节数据封装到MultipartFile中。 代码示例 importorg.springframework.web.multipart.MultipartFile;importjava.io.File;importjava.io.IOException;importjava.nio.file.Files;publicclassFileConverter{publicstaticMultipartFileconvert(Filefile)throwsIOException{byte[]fileContent=Files.readAllBytes(file.toPath())...
BufferedImage转换为MultipartFile Java里读取图片或调整图片大小可使用BufferedImage进行操作(参考我另一篇文章Java修改图片大小尺寸),但有时候我们需要将BufferedImage转为MultipartFile进行其他操作可如下转换: 方法一 1.新建ConvertToMultipartFile类实现MultipartFile接口 import org.springframework.web.multipart.MultipartFile; ...
package coml.utils; import org.apache.catalina.connector.Request; import org.springframework.web.multipart.MultipartFile; import sun.misc.BASE64Decode
// transfer file to multipart public static MultipartFile transferFileToMultiPartFile(File file) throws IOException { String defaultFileName = "file"; String contentType = getContentType(file); FileItem fileItem = new DiskFileItemFactory().createItem(defaultFileName, contentType, true, file.get...
import java.io.File; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import org.springframework.web.multipart.MultipartFile; public class MultipartFileToFileExample { public static File convert(MultipartFile multipartFile, String filePath) throws IOException { File...
导入必要的类和包:import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import org.springframework.web.multipart.MultipartFile; 创建一个方法,接收MultiPartfile参数并返回Reader对象:public Reader convertMultiPartfileToReader(MultipartFile file) throws IOException { Buffered...
MultipartFileconvert(Filefile)throwsException{// 创建临时文件FiletempFile=File.createTempFile("temp",".tmp");// 将 File 对象的内容写入临时文件PathsourcePath=file.toPath();PathtargetPath=tempFile.toPath();Files.copy(sourcePath,targetPath,StandardCopyOption.REPLACE_EXISTING);// 创建 MultipartFile ...
tempFile.delete(); 1. 3. 完整代码示例 importorg.apache.commons.io.FileUtils;importorg.apache.commons.fileupload.disk.DiskFileItem;importjava.io.File;importjava.io.IOException;importjava.io.OutputStream;publicclassFileToMultipartFileConverter{publicstaticMultipartFileconvert(FileinputFile)throwsIOException{...