导入相应的依赖

<dependencies>
        <dependency>
            <groupId>org.csource.fastdfs</groupId>
            <artifactId>fastdfs</artifactId>
            <version>1.2</version>
        </dependency>
    </dependencies>

测试案例

public class TestDfsDemo {
    public static void main(String[] args)throws Exception{
        //加载配置文件
        ClientGlobal.init("E:\\ideaworkspace\\duboo\\ylx_parent\\fastDemo1\\src\\main\\resources\\fdfs_client.conf");
        //创建管理端
        TrackerClient trackerClient = new TrackerClient();
        //通过管理端获得连接
        TrackerServer connection = trackerClient.getConnection();
        //创建存储端对象
        StorageClient1 storageClient = new StorageClient1(connection,null);
        //文件属性的信息
        NameValuePair[] meta_list = new NameValuePair[3];
        meta_list[0] = new NameValuePair("fileName","mv");
        meta_list[1] = new NameValuePair("ExtName","jpg");
        meta_list[2] = new NameValuePair("zuozhe","lj");
        //上传文件
        String path  =storageClient.upload_file1("d:\\Desktop\\img\\1.jpg","jpg",meta_list);
        System.out.println("::::::::"+path);
    }
}

UploadController.java

@RestController
@RequestMapping("/upload")
public class UploadController {
    //读取application.properties配置文件内容
    @Value("${FILE_SERVER_URL}")
    private String FILE_SERVER_URL;
    @RequestMapping("/uploadFile")
    public Result uploadFile(MultipartFile file)throws Exception{
        try {
            FastDFSClient fastDFS = new FastDFSClient("classpath:fastDFS/fdfs_client.conf");
            //字节数组，文件名字，字节大小
            String path = fastDFS.uploadFile(file.getBytes(), file.getOriginalFilename(),file.getSize());
            return new Result(true,FILE_SERVER_URL+path);
        }catch (Exception e){
            e.printStackTrace();
            return new Result(false,"上传失败");
        }
    }
}

Resoruce-->conffig-->application.properties

FILE_SERVER_URL=http://192.168.200.128/

Resource-->fastDFS-->fdfs_client.conf

# connect timeout in seconds
# default value is 30s
connect_timeout=30

# network timeout in seconds
# default value is 30s
network_timeout=60

# the base path to store log files
base_path=/home/fastdfs

# tracker_server can ocur more than once, and tracker_server format is
#  "host:port", host can be hostname or ip address
tracker_server=192.168.200.128:22122

#standard log level as syslog, case insensitive, value list:
### emerg for emergency
### alert
### crit for critical
### error
### warn for warning
### notice
### info
### debug
log_level=info

# if use connection pool
# default value is false
# since V4.05
use_connection_pool = false

# connections whose the idle time exceeds this time will be closed
# unit: second
# default value is 3600
# since V4.05
connection_pool_max_idle_time = 3600

# if load FastDFS parameters from tracker server
# since V4.05
# default value is false
load_fdfs_parameters_from_tracker=false

# if use storage ID instead of IP address
# same as tracker.conf
# valid only when load_fdfs_parameters_from_tracker is false
# default value is false
# since V4.05
use_storage_id = false

# specify storage ids filename, can use relative or absolute path
# same as tracker.conf
# valid only when load_fdfs_parameters_from_tracker is false
# since V4.05
storage_ids_filename = storage_ids.conf


#HTTP settings
http.tracker_server_port=80

#use "#include" directive to include HTTP other settiongs
##include http.conf

View Code

修改FastDFSClient.java

/**
     *这个比较好用
     */
    public String uploadFile(byte[] file, String fileName, long fileSize) throws Exception {
        //文件属性信息
        NameValuePair[] metas = new NameValuePair[3];
        metas[0] = new NameValuePair("fileName", fileName);
        metas[1] = new NameValuePair("fileSize", String.valueOf(fileSize));
        //获取名字
        metas[2] = new NameValuePair("fileExt", FilenameUtils.getExtension(fileName));
        String result = storageClient.upload_file1(file, FilenameUtils.getExtension(fileName), metas);
        return result;
    }