SpringBoot集成Minio
pom文件导入依赖
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.7.4
com.ewx
starinet
0.0.1-SNAPSHOT
org.springframework.boot
spring-boot-starter
org.springframework.boot
spring-boot-starter-web
com.baomidou
mybatis-plus-boot-starter
3.3.1
org.projectlombok
lombok
true
mysql
mysql-connector-java
5.1.47
com.baomidou
mybatis-plus-generator
3.3.1
org.freemarker
freemarker
2.3.31
cn.hutool
hutool-core
5.8.10
com.amazonaws
aws-java-sdk-s3
1.11.543
io.minio
minio
8.5.7
org.springframework.boot
spring-boot-devtools
true
com.alibaba
fastjson
1.2.83
com.alibaba
druid
1.2.9
commons-fileupload
commons-fileupload
1.4
org.graylog2
syslog4j
0.9.61
io.swagger.core.v3
swagger-annotations
2.2.0
org.springframework.boot
spring-boot-maven-plugin
配置minio配置文件
minio:
endpoint: http://127.0.0.1:9000 #Minio服务所在地址
bucketName: starinet #存储桶名称
accessKey: #访问的key
secretKey: #访问的秘钥创建配置类MinioConfig
package com.springboot.minio.config;
import io.minio.MinioClient;
import lombok.Data;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
@Data
@Configuration
public class MinioConfig {
/**
* 访问地址
*/
@Value("${minio.endpoint}")
private String endpoint;
/**
* accessKey类似于用户ID，用于唯一标识你的账户
*/
@Value("${minio.accessKey}")
private String accessKey;
/**
* secretKey是你账户的密码
*/
@Value("${minio.secretKey}")
private String secretKey;
/**
* 默认存储桶
*/
@Value("${minio.bucketName}")
private String bucketName ;
@Bean
public MinioClient minioClient(){
MinioClient minioClient = MinioClient.builder()
.endpoint(endpoint)
.credentials(accessKey, secretKey)
.build();
return minioClient;
}
}创建Minio工具类MinioUtils
package com.springboot.minio.utils;
import io.minio.*;
import io.minio.http.Method;
import io.minio.messages.Bucket;
import io.minio.messages.DeleteObject;
import io.minio.messages.Item;
import lombok.RequiredArgsConstructor;
import lombok.SneakyThrows;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Component;
import org.springframework.web.multipart.MultipartFile;
import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import java.net.URLDecoder;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;
import java.util.Optional;
/**
* MinIO工具类
*/
@Slf4j
@Component
@RequiredArgsConstructor
public class MinioUtils {
private final MinioClient minioClient;
/****************************** Operate Bucket Start ******************************/
/**
* 启动SpringBoot容器的时候初始化Bucket
* 如果没有Bucket则创建
*
* @param bucketName
*/
@SneakyThrows(Exception.class)
private void createBucket(String bucketName) {
if (!bucketExists(bucketName)) {
minioClient.makeBucket(MakeBucketArgs.builder().bucket(bucketName).build());
}
}
/**
* 判断Bucket是否存在，true：存在，false：不存在
*
* @param bucketName
* @return
*/
@SneakyThrows(Exception.class)
public boolean bucketExists(String bucketName) {
return minioClient.bucketExists(BucketExistsArgs.builder().bucket(bucketName).build());
}
/**
* 获得Bucket的策略
*
* @param bucketName
* @return
*/
@SneakyThrows(Exception.class)
public String getBucketPolicy(String bucketName) {
return minioClient.getBucketPolicy(GetBucketPolicyArgs
.builder()
.bucket(bucketName)
.build());
}
/**
* 获得所有Bucket列表
*
* @return
*/
@SneakyThrows(Exception.class)
public List getAllBuckets() {
return minioClient.listBuckets();
}
/**
* 根据bucketName获取其相关信息
*
* @param bucketName
* @return
*/
@SneakyThrows(Exception.class)
public Optional getBucket(String bucketName) {
return getAllBuckets().stream().filter(b -> b.name().equals(bucketName)).findFirst();
}
/**
* 根据bucketName删除Bucket，true：删除成功； false：删除失败，文件或已不存在
*
* @param bucketName
* @throws Exception
*/
@SneakyThrows(Exception.class)
public void removeBucket(String bucketName) {
minioClient.removeBucket(RemoveBucketArgs.builder().bucket(bucketName).build());
}
/****************************** Operate Bucket End ******************************/
/****************************** Operate Files Start ******************************/
/**
* 判断文件是否存在
*
* @param bucketName
* @param objectName
* @return
*/
public boolean isObjectExist(String bucketName, String objectName) {
boolean exist = true;
try {
minioClient.statObject(StatObjectArgs.builder().bucket(bucketName).object(objectName).build());
} catch (Exception e) {
log.error("[Minio工具类]>>>> 判断文件是否存在, 异常：", e);
exist = false;
}
return exist;
}
/**
* 判断文件夹是否存在
*
* @param bucketName
* @param objectName
* @return
*/
public boolean isFolderExist(String bucketName, String objectName) {
boolean exist = false;
try {
Iterable> results = minioClient.listObjects(
ListObjectsArgs.builder().bucket(bucketName).prefix(objectName).recursive(false).build());
for (Result- result : results) {
Item item = result.get();
if (item.isDir() && objectName.equals(item.objectName())) {
exist = true;
}
}
} catch (Exception e) {
log.error("[Minio工具类]>>>> 判断文件夹是否存在，异常：", e);
exist = false;
}
return exist;
}
/**
* 根据文件前置查询文件
*
* @param bucketName 存储桶
* @param prefix 前缀
* @param recursive 是否使用递归查询
* @return MinioItem 列表
*/
@SneakyThrows(Exception.class)
public List
- getAllObjectsByPrefix(String bucketName,
String prefix,
boolean recursive) {
List
- list = new ArrayList<>();
Iterable
> objectsIterator = minioClient.listObjects(
ListObjectsArgs.builder().bucket(bucketName).prefix(prefix).recursive(recursive).build());
if (objectsIterator != null) {
for (Result- o : objectsIterator) {
Item item = o.get();
list.add(item);
}
}
return list;
}
/**
* 获取文件流
*
* @param bucketName 存储桶
* @param objectName 文件名
* @return 二进制流
*/
@SneakyThrows(Exception.class)
public InputStream getObject(String bucketName, String objectName) {
return minioClient.getObject(
GetObjectArgs.builder()
.bucket(bucketName)
.object(objectName)
.build());
}
/**
* 断点下载
*
* @param bucketName 存储桶
* @param objectName 文件名称
* @param offset 起始字节的位置
* @param length 要读取的长度
* @return 二进制流
*/
@SneakyThrows(Exception.class)
public InputStream getObject(String bucketName, String objectName, long offset, long length) {
return minioClient.getObject(
GetObjectArgs.builder()
.bucket(bucketName)
.object(objectName)
.offset(offset)
.length(length)
.build());
}
/**
* 获取路径下文件列表
*
* @param bucketName 存储桶
* @param prefix 文件名称
* @param recursive 是否递归查找，false：模拟文件夹结构查找
* @return 二进制流
*/
public Iterable
> listObjects(String bucketName, String prefix, boolean recursive) {
return minioClient.listObjects(
ListObjectsArgs.builder()
.bucket(bucketName)
.prefix(prefix)
.recursive(recursive)
.build());
}
/**
* 使用MultipartFile进行文件上传
*
* @param bucketName 存储桶
* @param file 文件名
* @param objectName 对象名
* @param contentType 类型
* @return
*/
@SneakyThrows(Exception.class)
public ObjectWriteResponse uploadFile(String bucketName, MultipartFile file, String objectName, String contentType) {
InputStream inputStream = file.getInputStream();
return minioClient.putObject(
PutObjectArgs.builder()
.bucket(bucketName)
.object(objectName)
.contentType(contentType)
.stream(inputStream, inputStream.available(), -1)
.build());
}
/**
* 上传本地文件
*
* @param bucketName 存储桶
* @param objectName 对象名称
* @param fileName 本地文件路径
* @return
*/
@SneakyThrows(Exception.class)
public ObjectWriteResponse uploadFile(String bucketName, String objectName, String fileName) {
return minioClient.uploadObject(
UploadObjectArgs.builder()
.bucket(bucketName)
.object(objectName)
.filename(fileName)
.build());
}
/**
* 通过流上传文件
*
* @param bucketName 存储桶
* @param objectName 文件对象
* @param inputStream 文件流
* @return
*/
@SneakyThrows(Exception.class)
public ObjectWriteResponse uploadFile(String bucketName, String objectName, InputStream inputStream) {
return minioClient.putObject(
PutObjectArgs.builder()
.bucket(bucketName)
.object(objectName)
.stream(inputStream, inputStream.available(), -1)
.build());
}
/**
* 创建文件夹或目录
*
* @param bucketName 存储桶
* @param objectName 目录路径
* @return
*/
@SneakyThrows(Exception.class)
public ObjectWriteResponse createDir(String bucketName, String objectName) {
return minioClient.putObject(
PutObjectArgs.builder()
.bucket(bucketName)
.object(objectName)
.stream(new ByteArrayInputStream(new byte[]{}), 0, -1)
.build());
}
/**
* 获取文件信息, 如果抛出异常则说明文件不存在
*
* @param bucketName 存储桶
* @param objectName 文件名称
* @return
*/
@SneakyThrows(Exception.class)
public String getFileStatusInfo(String bucketName, String objectName) {
return minioClient.statObject(
StatObjectArgs.builder()
.bucket(bucketName)
.object(objectName)
.build()).toString();
}
/**
* 拷贝文件
*
* @param bucketName 存储桶
* @param objectName 文件名
* @param srcBucketName 目标存储桶
* @param srcObjectName 目标文件名
*/
@SneakyThrows(Exception.class)
public ObjectWriteResponse copyFile(String bucketName, String objectName, String srcBucketName, String srcObjectName) {
return minioClient.copyObject(
CopyObjectArgs.builder()
.source(CopySource.builder().bucket(bucketName).object(objectName).build())
.bucket(srcBucketName)
.object(srcObjectName)
.build());
}
/**
* 删除文件
*
* @param bucketName 存储桶
* @param objectName 文件名称
*/
@SneakyThrows(Exception.class)
public void removeFile(String bucketName, String objectName) {
minioClient.removeObject(
RemoveObjectArgs.builder()
.bucket(bucketName)
.object(objectName)
.build());
}
/**
* 批量删除文件
*
* @param bucketName 存储桶
* @param keys 需要删除的文件列表
* @return
*/
public void removeFiles(String bucketName, List keys) {
List objects = new LinkedList<>();
keys.forEach(s -> {
objects.add(new DeleteObject(s));
try {
removeFile(bucketName, s);
} catch (Exception e) {
log.error("[Minio工具类]>>>> 批量删除文件，异常：", e);
}
});
}
/**
* 获取文件外链
*
* @param bucketName 存储桶
* @param objectName 文件名
* @param expires 过期时间 <=7 秒 （外链有效时间（单位：秒））
* @return url
*/
@SneakyThrows(Exception.class)
public String getPresignedObjectUrl(String bucketName, String objectName, Integer expires) {
GetPresignedObjectUrlArgs args = GetPresignedObjectUrlArgs.builder().expiry(expires).bucket(bucketName).object(objectName).build();
return minioClient.getPresignedObjectUrl(args);
}
/**
* 获得文件外链
*
* @param bucketName
* @param objectName
* @return url
*/
@SneakyThrows(Exception.class)
public String getPresignedObjectUrl(String bucketName, String objectName) {
GetPresignedObjectUrlArgs args = GetPresignedObjectUrlArgs.builder()
.bucket(bucketName)
.object(objectName)
.method(Method.GET).build();
return minioClient.getPresignedObjectUrl(args);
}
/**
* 将URLDecoder编码转成UTF8
*
* @param str
* @return
* @throws UnsupportedEncodingException
*/
public String getUtf8ByURLDecoder(String str) throws UnsupportedEncodingException {
String url = str.replaceAll("%(?![0-9a-fA-F]{2})", "%25");
return URLDecoder.decode(url, "UTF-8");
}
/****************************** Operate Files End ******************************/
} 创建测试controller类
package com.springboot.minio.controller;
import com.springboot.minio.config.MinioConfig;
import com.springboot.minio.utils.MinioUtils;
import lombok.AllArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.StringUtils;
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;
@Slf4j
@RestController
@RequestMapping("/test")
@AllArgsConstructor
public class TestController {
private final MinioUtils minioUtils;
private final MinioConfig minioConfig;
/**
* 文件上传
* @param file
*/
@PostMapping("/upload")
public void upload(@RequestParam("file") MultipartFile file) {
try {
//文件名
String fileName = file.getOriginalFilename();
String newFileName= System.currentTimeMillis()+"."+ StringUtils.substringAfterLast(fileName,".");
//类型
String contentType = file.getContentType();
minioUtils.uploadFile(minioConfig.getBucketName(), file, newFileName, contentType);
}catch (Exception e){
log.error("上传失败");
}
}
/**
* 删除
* @param fileName
*/
@DeleteMapping("/")
public void delete(@RequestParam("fileName") String fileName) {
minioUtils.removeFile(minioConfig.getBucketName(), fileName);
}
/**
* 获取文件信息
* @param fileName
* @return
*/
@GetMapping("/info")
public String getFileStatusInfo(@RequestParam("fileName") String fileName) {
return minioUtils.getFileStatusInfo(minioConfig.getBucketName(), fileName);
}
/**
* 获取文件外链
* @param fileName
* @return
*/
@GetMapping("/url")
public String getPresignedObjectUrl(@RequestParam("fileName") String fileName) {
return minioUtils.getPresignedObjectUrl(minioConfig.getBucketName(), fileName);
}
/**
* 文件下载
* @param fileName
* @param response
*/
@GetMapping("/download")
public void download(@RequestParam("fileName") String fileName, HttpServletResponse response) {
try {
InputStream fileInputStream = minioUtils.getObject(minioConfig.getBucketName(), fileName);
response.setHeader("Content-Disposition", "attachment;filename=" + fileName);
response.setContentType("application/force-download");
response.setCharacterEncoding("UTF-8");
IOUtils.copy(fileInputStream,response.getOutputStream());
}catch (Exception e){
log.error("下载失败");
}
}
}启动项目测试
通过postman请求接口测试，然后观看minio后台是否有上传的文件
查看minio出现上传的文件就算成功
