接收content-type=multipart/form-data的表单数据

import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;import java.util.Map;@RestController
@RequestMapping("/api")
public class FormDataController {@PutMapping(value = "/submit", consumes = "multipart/form-data")public String handleFormData(@RequestParam Map<String, String> formData, @RequestParam(value = "file", required = false) MultipartFile file) {// 输出表单数据formData.forEach((key, value) -> System.out.println(key + ": " + value));// 如果上传了文件，打印文件信息if (file != null) {System.out.println("File name: " + file.getOriginalFilename());}return "Form data received successfully!";}
}