SpringBoot整合minio快速入门教程(代码示例)

<dependency>

         <groupId>io.minio</groupId>

         <artifactId>minio</artifactId>

         <version> 3.0 . 10 </version>

     </dependency>

package com.file.server.controller;

import io.minio.MinioClient;

import org.apache.tomcat.util.http.fileupload.IOUtils;

import org.springframework.web.bind.annotation.*;

import org.springframework.web.multipart.MultipartFile;

import javax.servlet.http.HttpServletResponse;

import java.io.InputStream;

@RestController

public class MinioController {

    private static String url = "http://127.0.0.1:9000" ;  //minio服务的IP端口

    private static String accessKey = "W2ZWITFFDWFM5TWS3WI9" ; 

    private static String secretKey = "dNx++XsRJpjmWVQHWv8djMCFJ0A3YXbEr4qfKHR+" ;

     //上传文件到minio服务

  @PostMapping ( "upload" )

  public String upload( @RequestParam ( "fileName" ) MultipartFile file )  {

    try {

        MinioClient minioClient = new MinioClient(url, accessKey, secretKey);

        InputStream is= file.getInputStream(); //得到文件流

        String fileName = file.getOriginalFilename(); //文件名

        String contentType = file.getContentType();  //类型

        minioClient.putObject( "file" ,fileName,is,contentType); //把文件放置Minio桶(文件夹)

        return   "上传成功" ;

      } catch (Exception e){

          return "上传失败" ;

      }

     }

     //下载minio服务的文件

     @GetMapping ( "download" )

     public String download(HttpServletResponse response){

         try {

           MinioClient minioClient = new MinioClient(url, accessKey, secretKey);

           InputStream fileInputStream = minioClient.getObject( "file" , "test.jpg" );

           response.setHeader( "Content-Disposition" , "attachment;filename=" + "test.jpg" );

           response.setContentType( "application/force-download" );

           response.setCharacterEncoding( "UTF-8" );

           IOUtils.copy(fileInputStream,response.getOutputStream());

           return "下载完成" ;

         } catch (Exception e){

             return "下载失败" ;

         }

     }

     //获取minio文件的下载地址

     @GetMapping ( "url" )

     public   String  getUrl(){

         try {

             MinioClient minioClient = new MinioClient(url, accessKey, secretKey);

             String url = minioClient.presignedGetObject( "file" , "test.jpg" );

             return url;

         } catch (Exception e){

             return "获取失败" ;

         }

     }

}