SpringBoot + minio实现文件切片极速上传技术源码（敢说全网整合完整度前三）

package com.xiaohui.utils; import com.xiaohui.config.MinioConfig; import io.minio.*; import io.minio.errors.*; import io.minio.http.Method; import lombok.SneakyThrows; import org.apache.tomcat.util.http.fileupload.IOUtils; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.http.HttpHeaders; import org.springframework.http.MediaType; import org.springframework.http.ResponseEntity; import org.springframework.stereotype.Component; import org.springframework.web.multipart.MultipartFile; import java.io.ByteArrayOutputStream; import java.io.IOException; import java.io.InputStream; import java.io.UnsupportedEncodingException; import java.net.URLEncoder; import java.security.InvalidKeyException; import java.security.NoSuchAlgorithmException; import java.time.ZonedDateTime; import java.util.Arrays; import java.util.HashMap; import java.util.Map; import java.util.concurrent.TimeUnit; /** * @Description Minio工具类 * @Author IT小辉同学 * @Date 2023/06/02 */ @Component public class MinioUtils { @Autowired private MinioClient minioClient; @Autowired private MinioConfig configuration; /** * @param name 名字 * @return boolean * @Description description: 判断bucket是否存在，不存在则创建 * @Author IT小辉同学 * @Date 2023/06/02 */ public boolean existBucket(String name) { boolean exists; try { exists = minioClient.bucketExists(BucketExistsArgs.builder().bucket(name).build()); if (!exists) { minioClient.makeBucket(MakeBucketArgs.builder().bucket(name).build()); exists = true; } } catch (Exception e) { e.printStackTrace(); exists = false; } return exists; } /** * @param bucketName 存储bucket名称 * @return {@link Boolean } * @Description 创建存储bucket * @Author IT小辉同学 * @Date 2023/06/02 */ public Boolean makeBucket(String bucketName) { try { minioClient.makeBucket(MakeBucketArgs.builder() .bucket(bucketName) .build()); } catch (Exception e) { e.printStackTrace(); return false; } return true; } /** * @param bucketName 存储bucket名称 * @return {@link Boolean } * @Description 删除存储bucket * @Author IT小辉同学 * @Date 2023/06/02 */ public Boolean removeBucket(String bucketName) { try { minioClient.removeBucket(RemoveBucketArgs.builder() .bucket(bucketName) .build()); } catch (Exception e) { e.printStackTrace(); return false; } return true; } /** * @param fileName 文件名称 * @param time 时间 * @return {@link Map } * @Description 获取上传临时签名 * @Author IT小辉同学 * @Date 2023/06/02 */ @SneakyThrows public Map getPolicy(String fileName, ZonedDateTime time) { PostPolicy postPolicy = new PostPolicy(configuration.getBucketName(), time); postPolicy.addEqualsCondition("key", fileName); try { Map map = minioClient.getPresignedPostFormData(postPolicy); HashMap map1 = new HashMap<>(); map.forEach((k, v) -> { map1.put(k.replaceAll("-", ""), v); }); map1.put("host", configuration.getUrl() + "/" + configuration.getBucketName()); return map1; } catch (ErrorResponseException e) { e.printStackTrace(); } catch (InsufficientDataException e) { e.printStackTrace(); } catch (InternalException e) { e.printStackTrace(); } catch (InvalidKeyException e) { e.printStackTrace(); } catch (InvalidResponseException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } catch (NoSuchAlgorithmException e) { e.printStackTrace(); } catch (ServerException e) { e.printStackTrace(); } catch (XmlParserException e) { e.printStackTrace(); } return null; } /** * @param objectName 对象名称 * @param method 方法 * @param time 时间 * @param timeUnit 时间单位 * @return {@link String } * @Description 获取上传文件的url * @Author IT小辉同学 * @Date 2023/06/02 */ public String getPolicyUrl(String objectName, Method method, int time, TimeUnit timeUnit) { try { return minioClient.getPresignedObjectUrl(GetPresignedObjectUrlArgs.builder() .method(method) .bucket(configuration.getBucketName()) .object(objectName) .expiry(time, timeUnit).build()); } catch (ErrorResponseException e) { e.printStackTrace(); } catch (InsufficientDataException e) { e.printStackTrace(); } catch (InternalException e) { e.printStackTrace(); } catch (InvalidKeyException e) { e.printStackTrace(); } catch (InvalidResponseException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } catch (NoSuchAlgorithmException e) { e.printStackTrace(); } catch (XmlParserException e) { e.printStackTrace(); } catch (ServerException e) { e.printStackTrace(); } return null; } /** * @param file 文件 * @param fileName 文件名称 * @Description 上传文件 * @Author IT小辉同学 * @Date 2023/06/02 */ public void upload(MultipartFile file, String fileName) { // 使用putObject上传一个文件到存储桶中。 try { InputStream inputStream = file.getInputStream(); minioClient.putObject(PutObjectArgs.builder() .bucket(configuration.getBucketName()) .object(fileName) .stream(inputStream, file.getSize(), -1) .contentType(file.getContentType()) .build()); } catch (ErrorResponseException e) { e.printStackTrace(); } catch (InsufficientDataException e) { e.printStackTrace(); } catch (InternalException e) { e.printStackTrace(); } catch (InvalidKeyException e) { e.printStackTrace(); } catch (InvalidResponseException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } catch (NoSuchAlgorithmException e) { e.printStackTrace(); } catch (ServerException e) { e.printStackTrace(); } catch (XmlParserException e) { e.printStackTrace(); } } /** * @param objectName 对象名称 * @param time 时间 * @param timeUnit 时间单位 * @return {@link String } * @Description 根据filename获取文件访问地址 * @Author IT小辉同学 * @Date 2023/06/02 */ public String getUrl(String objectName, int time, TimeUnit timeUnit) { String url = null; try { url = minioClient.getPresignedObjectUrl(GetPresignedObjectUrlArgs.builder() .method(Method.GET) .bucket(configuration.getBucketName()) .object(objectName)