SpringBoot中如何上傳Upload

時間 2019-12-13

原文原文鏈接

[學習筆記]html

5.上傳：

馬克-to-win@馬克java社區：根據第3部分的helloworld例子，用那個項目作底子。pom.xml都不用改變。參考項目bootUpload1.

static/index.html:

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
</head>
<body>
index1

<form method="POST" action="/upload" enctype="multipart/form-data">
    <input type="file" name="file" /><br/><br/>
    <input type="submit" value="Submit" />
</form>
</body>
</html>

package com.SpringbootMaven;

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.multipart.MultipartFile;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import javax.servlet.http.HttpServletResponse;

@Controller
public class UploadController {
    private static String UPLOADED_FOLDER = "e://temp//";

    @RequestMapping("/upload")
    public void singleFileUpload(@RequestParam("file") MultipartFile file,HttpServletResponse res) throws IOException {
        try {
            byte[] bytes = file.getBytes();
            Path path = Paths.get(UPLOADED_FOLDER + file.getOriginalFilename());
            Files.write(path, bytes);
            System.out.println("馬克-to-win@馬克java社區 successfully");
        } catch (IOException e) {
            e.printStackTrace();
        }
        res.sendRedirect("index.html");
    }
}

package com.SpringbootMaven;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.stereotype.Controller;

@Controllerjava