springboot整合oss实现上传
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![springboot整合oss实现上传](/upload/InfoBanner/zyjiaocheng/1018/4434ba4dc34f4014ab94296ff5e91541.jpg)
阿里云oss
1.使用OSS,首先需要创建Bucket
2.实现上传功能
2.1导入依赖
<dependency>
<groupId>com.aliyun.oss</groupId>
<artifactId>aliyun-sdk-oss</artifactId>
<version>2.8.3</version>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<version>1.18.4</version>
</dependency>
<dependency>
<groupId>joda-time</groupId>
<artifactId>joda-time</artifactId>
<version>2.9.9</version>
</dependency>
2.2编写aliyun.properties配置文件
aliyun.endpoint=oss-cn-hangzhou.aliyuncs.com #在bucket概览查看
aliyun.accessKeyId=
aliyun.accessKeySecret=
aliyun.bucketName= #Bucket名字
aliyun.urlPrefix= #图片路径前缀 进入oss图片存储位置查看图片url前缀
accessKeyId以及accessKeySecret获取参考官方文档: https://help.aliyun.com/knowledge_detail/48699.html
2.3编写AliyunConfig
import com.aliyun.oss.OSS;
import com.aliyun.oss.OSSClient;
import lombok.Data;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.PropertySource;
@Configuration
@PropertySource(value = {"classpath:aliyun.properties"}) #导入配置文件
@ConfigurationProperties(prefix = "aliyun")
@Data
public class AliyunConfig {
private String endpoint;
private String accessKeyId;
private String accessKeySecret;
private String bucketName;
private String urlPrefix;
@Bean
public OSS oSSClient() {
return new OSSClient(endpoint, accessKeyId, accessKeySecret);
}
}
2.4编写PicUploadResult
import lombok.Data;
@Data
public class PicUploadResult {
// 文件唯一标识
private String uid;
// 文件名
private String name;
// 状态有:uploading done error removed
private String status;
// 服务端响应内容,如:'{"status": "success"}'
private String response;
}
2.5编写PicUploadService
import com.aliyun.oss.OSS;
import com.changgou.config.OssConfig;
import com.changgou.config.PicUploadResult;
import org.apache.commons.lang.StringUtils;
import org.apache.commons.lang.math.RandomUtils;
import org.joda.time.DateTime;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;
import java.io.ByteArrayInputStream;
import java.util.Random;
@Service
public class PicUploadService {
// 允许上传的格式
private static final String[] IMAGE_TYPE = new String[]{".bmp", ".jpg",
".jpeg", ".gif", ".png"};
@Autowired
private OSS ossClient;
@Autowired
private OssConfig ossConfig;
public PicUploadResult upload(MultipartFile uploadFile) {
// 校验图片格式
boolean isLegal = false;
for (String type : IMAGE_TYPE) {
if (StringUtils.endsWithIgnoreCase(uploadFile.getOriginalFilename(),
type)) {
isLegal = true;
break;
}
}
// 封装Result对象,并且将文件的byte数组放置到result对象中
PicUploadResult fileUploadResult = new PicUploadResult();
if (!isLegal) {
fileUploadResult.setStatus("error");
return fileUploadResult;
}
// 文件新路径
String fileName = uploadFile.getOriginalFilename();
String filePath = getFilePath(fileName);
// 上传到阿里云
try {
ossClient.putObject(ossConfig.getBucketName(), filePath, new
ByteArrayInputStream(uploadFile.getBytes()));
} catch (Exception e) {
e.printStackTrace();
//上传失败
fileUploadResult.setStatus("error");
return fileUploadResult;
}
fileUploadResult.setStatus("done");
fileUploadResult.setName(this.ossConfig.getUrlPrefix() + filePath);
fileUploadResult.setUid(String.valueOf(System.currentTimeMillis()));
return fileUploadResult;
}
private String getFilePath(String sourceFileName) {
DateTime dateTime = new DateTime();
return "images/" + dateTime.toString("yyyy")
+ "/" + dateTime.toString("MM") + "/"
+ dateTime.toString("dd") + "/" + System.currentTimeMillis() +
RandomUtils.nextInt(new Random(100), 9999) + "." +
StringUtils.substringAfterLast(sourceFileName, ".");
}
}
2.6编写PicUploadController
import com.changgou.config.PicUploadResult;
import com.changgou.oss.service.PicUploadService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.multipart.MultipartFile;
@RequestMapping("pic/upload")
@Controller
public class PicUploadController {
@Autowired
private PicUploadService picUploadService;
/**
*
* @param uploadFile
* @return
* @throws Exception
*/
@PostMapping
@ResponseBody
public PicUploadResult upload(@RequestParam("file") MultipartFile uploadFile)
throws Exception {
return this.picUploadService.upload(uploadFile);
}
}
2.7测试
使用postman上传图片测试
优化
图片的url直接在浏览器打开为下载图片
若要改成预览
需设置
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