74 - Spring Boot : How to download Microsoft Excel file using Spring Boot Rest API? | IOUtils
#restapi #springboot #excel #microsoft #msexcel
@GetMapping("/download")
public ResponseEntity download() {
String fileName = "/Book1.xlsx";
InputStream is = this.getClass().getResourceAsStream(fileName);
try {
return ResponseEntity.ok().header(HttpHeaders.CONTENT_DISPOSITION, "attachment; fileName=" + fileName) .contentType(MediaType.parseMediaType("application/vnd.ms-excel")).body(IOUtils.toByteArray(is));
} catch (IOException e) {
return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).build();
}
}
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