这个实现类被被蒋取代
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weiweiw
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package com.bonus.file.service.impl;
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import java.io.InputStream;
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import java.util.ArrayList;
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import java.util.List;
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import com.bonus.common.core.utils.file.MimeTypeUtils;
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import com.bonus.file.service.ISysFileService;
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import io.minio.RemoveObjectArgs;
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import org.apache.commons.io.IOUtils;
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import com.bonus.file.utils.FileDownloadUtils;
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import com.bonus.system.api.domain.SysFile;
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import io.minio.GetObjectArgs;
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import io.minio.errors.MinioException;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
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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.alibaba.nacos.common.utils.IoUtils;
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import com.bonus.file.config.MinioConfig;
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import com.bonus.file.utils.FileUploadUtils;
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import io.minio.MinioClient;
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import io.minio.PutObjectArgs;
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import javax.servlet.http.HttpServletResponse;
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/**
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* Minio 文件存储
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*
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* @author bonus
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*/
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@Service
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@ConditionalOnProperty(name = "storage.type", havingValue = "minio")
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public class MinioSysFileServiceImpl implements ISysFileService
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{
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@Autowired
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private MinioConfig minioConfig;
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@Autowired
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private MinioClient client;
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/**
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* Minio文件上传接口
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*
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* @param file 上传的文件
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* @return 访问地址
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* @throws Exception
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*/
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@Override
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public SysFile uploadFile(MultipartFile file) throws Exception
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{
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//验证文件扩展名和大小
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FileUploadUtils.assertAllowed(file, MimeTypeUtils.DEFAULT_ALLOWED_EXTENSION);
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String fileName = FileUploadUtils.extractFilename(file);
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InputStream inputStream = file.getInputStream();
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PutObjectArgs args = PutObjectArgs.builder()
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.bucket(minioConfig.getBucketName())
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.object(fileName)
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.stream(inputStream, file.getSize(), -1)
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.contentType(file.getContentType())
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.build();
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client.putObject(args);
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IoUtils.closeQuietly(inputStream);
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return SysFile.builder().url(minioConfig.getUrl() + "/" + minioConfig.getBucketName() + "/" + fileName).name(fileName).build();
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}
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/**
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* Minio文件上传接口
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*
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* @param files 上传的文件
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* @return 访问地址
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*/
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@Override
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public List<SysFile> uploadFiles(MultipartFile[] files) throws Exception {
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List<SysFile> sysFiles = new ArrayList<>();
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for (MultipartFile file : files) {
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SysFile sysFile = uploadFile(file);
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sysFiles.add(sysFile);
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}
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return sysFiles;
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}
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/**
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* Minio文件下载接口，待测试
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*
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* @param response 响应对象
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* @param urlStr 文件URL地址
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* @return 是否成功
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*/
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@Override
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public void downloadFile(HttpServletResponse response, String urlStr) throws Exception
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{
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String fileName = com.bonus.file.utils.FileUtils.setResponseHeaderByUrl(response, urlStr);
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if (fileName == null){
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throw new Exception("Can't get fileName" + urlStr);
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}
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try {
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// 获取文件的输入流
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GetObjectArgs args = GetObjectArgs.builder()
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.bucket(minioConfig.getBucketName())
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.object(fileName)
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.build();
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InputStream inputStream = client.getObject(args);
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// 将文件流写入响应
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IOUtils.copy(inputStream, response.getOutputStream());
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response.flushBuffer();
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inputStream.close();
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} catch (MinioException e) {
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throw new Exception("Error occurred while downloading file from Minio" + urlStr, e);
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}
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}
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/**
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* Minio文件删除接口，待测试
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*
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* @param urlStr 文件URL地址
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* @return 是否删除成功
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*/
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@Override
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public void deleteFile(String urlStr) throws Exception
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{
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String fileName = urlStr.substring(urlStr.lastIndexOf("/") + 1);
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try {
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// 删除文件
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RemoveObjectArgs args = RemoveObjectArgs.builder()
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.bucket(minioConfig.getBucketName())
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.object(fileName)
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.build();
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client.removeObject(args);
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} catch (MinioException e) {
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throw new Exception("Error occurred while deleting file from Minio", e);
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}
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}
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}
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