接上一篇,docker搭建FastDFS文件系统。
这一篇实现SpringBoot2.0整合Fastdfs。
引入FastDfs依赖
<dependency>
<groupId<com.github.tobato</groupId>
<artifactId<fastdfs-client</artifactId>
<version<1.26.2</version>
</dependency>
application.yml配置文件
fdfs:
connect-timeout: 600
so-timeout: 1500
trackerList: 127.0.0.1:22122
thumb-image:
width: 150
height: 150
pool:
max-total: 200
在启动类添加如下配置
@Configuration
@SpringBootApplication
@MapperScan("com.gbq.boot.web.mapper")
@EnableMBeanExport(registration= RegistrationPolicy.IGNORE_EXISTING)
@Import(FdfsClientConfig.class)
@EnableAsync
public class BootApplication {
public static void main(String[] args) {
SpringApplication.run(BootApplication.class, args);
}
}
controller 接口编写
package com.gbq.boot.web.controller;
import cn.hutool.core.lang.UUID;
import com.github.tobato.fastdfs.domain.StorePath;
import com.github.tobato.fastdfs.proto.storage.DownloadByteArray;
import com.github.tobato.fastdfs.service.FastFileStorageClient;
import org.apache.commons.io.IOUtils;
import org.apache.commons.lang3.StringUtils;
import org.apache.velocity.shaded.commons.io.FilenameUtils;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;
import javax.annotation.Resource;
import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.net.URLEncoder;
import java.util.HashMap;
@RestController
@RequestMapping("/file")
public class FileController {
@Resource
private FastFileStorageClient fastFileStorageClient;
@Resource
private RedisTemplate redisTemplate;
/**
* 文件上传
* @return result
*/
@ResponseBody
@PostMapping("/upload")
public HashMap Object uploadImageByCover(MultipartFile file){
HashMapObject result = new HashMap<();
try {
// 获取文件名称
String originalFileName = file.getOriginalFilename();
//fastDfs返回的路径名称
String fastDfsGroup = redisTemplate.opsForValue().get(originalFileName);
if(StringUtils.isNotBlank(fastDfsGroup)){
result.put("msg",fastDfsGroup);
}else {
//上传
StorePath path = fastFileStorageClient.
uploadFile(file.getInputStream(),file.getSize(),
FilenameUtils.getExtension(file.getOriginalFilename()),null);
//获取路径加名称
String picName = path.getFullPath();
//把名称,路径存入redis
redisTemplate.opsForValue().set(originalFileName,picName);
result.put("msg",picName);
}
} catch (IOException e) {
e.printStackTrace();
}
return result;
}
/**
* 文件删除
* @param path
* @return
*/
@DeleteMapping("/delete")
public HashMap Object delete(@RequestParam String path) {
HashMapObject result = new HashMap<();
// 第一种删除:参数:完整地址
fastFileStorageClient.deleteFile(path);
result.put("msg","恭喜恭喜,删除成功!");
// 第二种删除:参数:组名加文件路径
// fastFileStorageClient.deleteFile(group,path);
return result;
}
/**
* 文件下载
* @param url 路径
* @return
*/
@GetMapping("/download")
public void downLoad(@RequestParam String url, HttpServletResponse response) throws IOException {
String group = url.substring(0, url.indexOf("/"));
String path = url.substring(url.indexOf("/") + 1);
//文件后缀
String substring = url.substring(url.lastIndexOf(".") + 1);
byte[] bytes = fastFileStorageClient.downloadFile(group, path, new DownloadByteArray());
response.setCharacterEncoding("UTF-8");
response.setHeader("Content-disposition", "attachment;filename=" + URLEncoder.encode(UUID.randomUUID().toString()+"."+substring, "UTF-8"));
// 写出
ServletOutputStream outputStream = response.getOutputStream();
IOUtils.write(bytes, outputStream);
}
}
测试一下!!!!
上传
浏览器访问一下
注意一下上传路径,fastFileStorageClient会加上你的服务器地址+ip,只需要刚刚上传成功路径即可! 删除!把之前的照片删掉!
End