# SpringBoot阿里云OSS存储配置 ### 1. 导入依赖 \`\`\`java com.aliyun.oss aliyun-sdk-oss 3.15.1 org.projectlombok lombok \`\`\` ### 2. 编写配置类 #### 2.1 yml文件配置 \`\`\`java spring: # 文件上传 servlet: multipart: # 单个文件大小 max-file-size: 200MB # 设置总上传的文件大小 max-request-size: 500MB aliyun: # 阿里云OSS存储 oss: endpoint: oss-cn-guangzhou.aliyuncs.com #外网访问的地域节点 access-key-id: LTAI5t9WabH9cVp9Gp4sXFP9 #访问阿里云api的秘钥 access-key-secret: EKiDiDpvAJeohD522Ir4puPWF262Dh #访问阿里云api的秘钥 bucket-name: forum-file #bucket-name \`\`\` #### 2.2 阿里云OSS存储属性 \`\`\`java /\*\* \* desc 阿里云OSS存储属性 \* @author GreyPigeon mail:2371849349@qq.com \* @since 2024-05-05-23:09 \*\*/ @Component @ConfigurationProperties(prefix = "aliyun.oss") @Data public class AliOssProperties { private String endpoint; private String accessKeyId; private String accessKeySecret; private String bucketName; } \`\`\` #### 2.3 阿里云通用文件上传工具类 \`\`\`java import com.aliyun.oss.ClientException; import com.aliyun.oss.OSS; import com.aliyun.oss.OSSClientBuilder; import com.aliyun.oss.OSSException; import lombok.AllArgsConstructor; import lombok.Data; import lombok.extern.slf4j.Slf4j; import java.io.ByteArrayInputStream; import java.time.LocalDateTime; /\*\* \* desc ：阿里云通用文件上传工具类 \* @author GreyPigeon mail:2371849349@qq.com \* @since 2024-05-05-23:11 \*\*/ @Data @AllArgsConstructor @Slf4j public class AliOssUtil { private String endpoint; private String accessKeyId; private String accessKeySecret; private String bucketName; /\*\* \* 文件上传 \* \* @param bytes \* @param objectName \* @return \*/ public String upload(byte\[\] bytes, String objectName) { // 创建OSSClient实例。 OSS ossClient = new OSSClientBuilder().build(endpoint, accessKeyId, accessKeySecret); try { // 创建PutObject请求。 ossClient.putObject(bucketName, objectName, new ByteArrayInputStream(bytes)); } catch (OSSException oe) { System.out.println("Caught an OSSException, which means your request made it to OSS, " + "but was rejected with an error response for some reason."); System.out.println("Error Message:" + oe.getErrorMessage()); System.out.println("Error Code:" + oe.getErrorCode()); System.out.println("Request ID:" + oe.getRequestId()); System.out.println("Host ID:" + oe.getHostId()); } catch (ClientException ce) { System.out.println("Caught an ClientException, which means the client encountered " + "a serious internal problem while trying to communicate with OSS, " + "such as not being able to access the network."); System.out.println("Error Message:" + ce.getMessage()); } finally { if (ossClient != null) { ossClient.shutdown(); } } //文件访问路径规则 https://BucketName.Endpoint/ObjectName StringBuilder stringBuilder = new StringBuilder("https://"); stringBuilder .append(bucketName) .append(".") .append(endpoint) .append("/") .append(objectName) ; log.info("文件上传到:{}", stringBuilder.toString()); return stringBuilder.toString(); } /\*\* \* @return \*/ public static String getOssDefaultPath() { LocalDateTime now = LocalDateTime.now(); String url = now.getYear() + "/" + now.getMonth() + "/" + now.getDayOfMonth() + "/" + now.getHour() + "/" + now.getMinute() + "/"; return url; } } \`\`\` #### 2.4 配置类，用于创建AliOssUtil对象 \`\`\`java /\*\* \* desc :配置类，用于创建AliOssUtil对象 \* @author GreyPigeon mail:2371849349@qq.com \* @since 2024-05-05-23:13 \*\*/ @Configuration @Slf4j public class OssConfiguration { @Bean @ConditionalOnMissingBean public AliOssUtil aliOssUtil(AliOssProperties aliOssProperties){ log.info("开始创建阿里云文件上传工具类对象：{}",aliOssProperties); return new AliOssUtil(aliOssProperties.getEndpoint(), aliOssProperties.getAccessKeyId(), aliOssProperties.getAccessKeySecret(), aliOssProperties.getBucketName()); } } \`\`\` #### 2.5 接口测试 \`\`\`java /\*\* \* desc 通用接口 \* @author GreyPigeon mail:2371849349@qq.com \* @since 2024-05-05-21:18 \*\*/ @RestController @RequestMapping("/common") @Tag(name = "通用接口") @Slf4j public class CommonController { @Autowired private AliOssUtil aliOssUtil; /\*\* \* 文件上传 \* @param file \* @return \*/ @PostMapping("/upload") @Operation(summary = "文件上传",description = "文件上传：OSS存储") public Result upload(MultipartFile file){ log.info("文件上传：{}",file); try { //原始文件名 String originalFilename = file.getOriginalFilename(); //截取原始文件名的后缀.png .jpg String extension = originalFilename.substring(originalFilename.lastIndexOf(".")); //构造新文件名称 String objectName = AliOssUtil.getOssDefaultPath() + UUID.randomUUID().toString() + extension; //文件的请求路径 String filePath = aliOssUtil.upload(file.getBytes(), objectName); return Result.success(filePath); } catch (IOException e) { log.error("文件上传失败：{}",e); } return Result.fail("文件上传失败"); } } \`\`\` \> 参考：https://blog.csdn.net/m0_60817860/article/details/135818446?