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104 lines
3.7 KiB
Java
104 lines
3.7 KiB
Java
package cn.hellohao.service.impl;
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import java.io.File;
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import java.io.IOException;
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import java.net.URL;
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import java.util.ArrayList;
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import java.util.Date;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.UUID;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.stereotype.Service;
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import org.springframework.web.multipart.MultipartFile;
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import com.netease.cloud.auth.BasicCredentials;
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import com.netease.cloud.auth.Credentials;
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import com.netease.cloud.services.nos.NosClient;
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import com.netease.cloud.services.nos.model.Bucket;
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import com.netease.cloud.services.nos.model.GeneratePresignedUrlRequest;
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import com.netease.cloud.services.nos.transfer.TransferManager;
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import cn.hellohao.pojo.Keys;
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@Service
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public class NOSImageupload {
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//直接读取properties文件的值
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// @Value("${AccessKey}")
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// private String AccessKey;
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// @Value("${AccessSecret}")
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// private String AccessSecret;
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// @Value("${Endpoint}")
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// private String Endpoint;
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// @Value("${Bucketname}")
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// private String Bucketname;
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// @Value("${RequestAddress}")
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// private String RequestAddress;
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static String BarrelName;
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static NosClient nosClient;
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static Keys key;
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public Map<String, Integer> Imageupload(Map<String, MultipartFile> fileMap, String username) throws Exception {
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// String Catalog = "";//默认游客目录
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// if(username.equals("tourist")){
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// Catalog = "tourist";
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// }else{
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// Catalog = username;
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// }
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// 要上传文件的路径
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File file = null;
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Map<String, Integer> ImgUrl = new HashMap<>();
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for (Map.Entry<String, MultipartFile> entry : fileMap.entrySet()) {
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String uuid = UUID.randomUUID().toString().replace("-", "").toLowerCase().substring(0,5);//生成一个没有-的uuid，然后取前5位
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java.text.DateFormat format1 = new java.text.SimpleDateFormat("MMddhhmmss");
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String times = format1.format(new Date());
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file = changeFile(entry.getValue());
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try {
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nosClient.putObject(BarrelName, username + "/" + uuid+times + "." + entry.getKey(), file);
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ImgUrl.put(key.getRequestAddress() + "/" + username + "/" + uuid+times + "." + entry.getKey(), (int) (entry.getValue().getSize()));
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} catch (Exception e) {
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System.out.println("上传报错:" + e.getMessage());
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}
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}
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return ImgUrl;
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}
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// 转换文件方法
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private File changeFile(MultipartFile multipartFile) throws Exception {
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// 获取文件名
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String fileName = multipartFile.getOriginalFilename();
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// 获取文件后缀
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String prefix = fileName.substring(fileName.lastIndexOf("."));
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// todo 修改临时文件文件名
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File file = File.createTempFile(fileName, prefix);
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// MultipartFile to File
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multipartFile.transferTo(file);
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return file;
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}
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//初始化网易NOS对象存储
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public static void Initialize(Keys k) {
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// 初始化
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Credentials credentials = new BasicCredentials(k.getAccessKey(), k.getAccessSecret());
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nosClient = new NosClient(credentials);
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nosClient.setEndpoint(k.getEndpoint());
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// 初始化TransferManager
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TransferManager transferManager = new TransferManager(nosClient);
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// 列举桶
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ArrayList bucketList = new ArrayList();
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for (Bucket bucket : nosClient.listBuckets()) {
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bucketList.add(bucket.getName());
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}
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for (Object object : bucketList) {
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if (object.toString().equals(k.getBucketname())) {
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BarrelName = object.toString();
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}
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}
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key = k;
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}
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}
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