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-//package com.qmth.teachcloud.common.util;
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-//
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-//import com.aliyun.oss.OSS;
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-//import com.aliyun.oss.OSSClientBuilder;
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-//import com.aliyun.oss.model.*;
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-//import com.qmth.teachcloud.common.contant.SystemConstant;
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-//import com.qmth.teachcloud.common.domain.AliYunOssDomain;
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-//import org.apache.commons.io.IOUtils;
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-//import org.slf4j.Logger;
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-//import org.slf4j.LoggerFactory;
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-//import org.springframework.context.annotation.Bean;
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-//import org.springframework.stereotype.Component;
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-//
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-//import java.io.ByteArrayInputStream;
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-//import java.io.File;
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-//import java.io.IOException;
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-//import java.io.InputStream;
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-//import java.util.Calendar;
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-//import java.util.Date;
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-//import java.util.List;
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-//import java.util.Objects;
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-//
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-///**
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-// * @Description: oss工具
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-// * @Param:
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-// * @return:
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-// * @Author: wangliang
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-// * @Date: 2020/4/4
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-// */
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-//@Component
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-//public class OssUtil {
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-// private final static Logger log = LoggerFactory.getLogger(OssUtil.class);
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-//
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-// AliYunOssDomain aliYunOssDomain;
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-//
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-// OSS ossClient;
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-//
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-// @Bean
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-// public AliYunOssDomain ossDomain(AliYunOssDomain aliYunOssDomain) {
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-// this.aliYunOssDomain = aliYunOssDomain;
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-// this.ossClient = new OSSClientBuilder().build(this.aliYunOssDomain.getEndpoint(), this.aliYunOssDomain.getAccessKeyId(), this.aliYunOssDomain.getAccessKeySecret());
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-// return this.aliYunOssDomain;
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-// }
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-//
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-// /**
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-// * oss上传文件
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-// *
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-// * @param dirName
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-// * @param inputStream
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-// * @param md5
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-// */
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-// public void ossUpload(String dirName, InputStream inputStream, String md5) throws IOException {
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-// log.info("ossUpload is come in");
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-// ObjectMetadata meta = new ObjectMetadata();
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-// if (Objects.nonNull(md5)) {
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-// // 设置MD5校验。
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-// meta.setContentMD5(md5);
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-// }
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-// PutObjectRequest putObjectRequest = new PutObjectRequest(this.aliYunOssDomain.getBucket(), dirName, inputStream, meta);
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-// PutObjectResult por = this.ossClient.putObject(putObjectRequest);
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-// log.info("dirName:{},requestid:{}", dirName, por.getRequestId());
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-// }
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-//
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-// /**
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-// * oss上传文件
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-// *
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-// * @param dirName
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-// * @param file
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-// * @param md5
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-// */
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-// public void ossUpload(String dirName, File file, String md5) {
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-// log.info("ossUpload is come in");
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-// ObjectMetadata meta = new ObjectMetadata();
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-// if (Objects.nonNull(md5)) {
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-// // 设置MD5校验。
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-// meta.setContentMD5(md5);
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-// }
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-// PutObjectRequest putObjectRequest = new PutObjectRequest(this.aliYunOssDomain.getBucket(), dirName, file);
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-// PutObjectResult por = this.ossClient.putObject(putObjectRequest);
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-// log.info("dirName:{},requestid:{}", dirName, por.getRequestId());
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-// }
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-//
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-// /**
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-// * oss上传文件
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-// *
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-// * @param dirName
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-// * @param content
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-// */
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-// public void ossUpload(String dirName, String content) {
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-// log.info("ossUpload is come in");
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-// PutObjectRequest putObjectRequest = new PutObjectRequest(this.aliYunOssDomain.getBucket(), dirName, new ByteArrayInputStream(content.getBytes()));
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-// PutObjectResult por = ossClient.putObject(putObjectRequest);
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-// log.info("dirName:{},requestid:{}", dirName, por.getRequestId());
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-// }
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-//
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-// /**
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-// * oss copy
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-// *
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-// * @param dirName
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-// * @param dirNewName
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-// */
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-// public void ossCopy(String dirName, String dirNewName) {
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-// log.info("ossCopy is come in");
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-// CopyObjectResult result = ossClient.copyObject(this.aliYunOssDomain.getBucket(), dirName, this.aliYunOssDomain.getBucket(), dirNewName);
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-// log.info("ETag:{},LastModified:{}", result.getETag(), result.getLastModified());
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-// }
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-//
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-// /**
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-// * 从oss上下载文件到本地
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-// *
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-// * @param dirName
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-// * @param localPath
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-// * @throws IOException
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-// */
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-// public File ossDownload(String dirName, String localPath) throws IOException {
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-// log.info("ossDownload is come in");
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-// // 下载OSS文件到本地文件。如果指定的本地文件存在会覆盖,不存在则新建。
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-// File localFile = new File(localPath);
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-// if (!localFile.getParentFile().exists()) {
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-// localFile.getParentFile().mkdirs();
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-// }
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-// ossClient.getObject(new GetObjectRequest(this.aliYunOssDomain.getBucket(), dirName), localFile);
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-// return localFile;
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-// }
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-//
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-// /**
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-// * 从oss上下载文件到byte[]
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-// *
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-// * @param objectName
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-// * @throws IOException
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-// */
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-// public byte[] ossDownload(String objectName) throws IOException {
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-// log.info("oss Download is come in");
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-// OSSObject obj = ossClient.getObject(new GetObjectRequest(this.aliYunOssDomain.getBucket(), objectName));
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-// byte[] data = IOUtils.toByteArray(obj.getObjectContent());
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-// obj.close();
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-// return data;
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-// }
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-//
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-// /**
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-// * oss删除文件
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-// *
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-// * @param dirName
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-// */
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-// public void ossDelete(String dirName) {
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-// ossClient.deleteObject(this.aliYunOssDomain.getBucket(), dirName);
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-// }
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-//
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-// /**
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-// * oss批量删除文件
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-// *
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-// * @param paths
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-// */
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-// public void ossBatchDelete(List<String> paths) {
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-// // 删除文件。key等同于ObjectName,表示删除OSS文件时需要指定包含文件后缀在内的完整路径,例如abc/efg/123.jpg。
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-// DeleteObjectsResult deleteObjectsResult = ossClient.deleteObjects(new DeleteObjectsRequest(this.aliYunOssDomain.getBucket()).withKeys(paths));
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-// deleteObjectsResult.getDeletedObjects();
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-// }
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-//
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-// /**
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-// * 获取私有bucket文件访问url
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-// *
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-// * @param objectPath
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-// * @return
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-// */
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-// public String getPrivateUrl(String objectPath) {
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-// Calendar calendar = Calendar.getInstance();
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-// calendar.setTime(new Date());
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-// calendar.add(Calendar.MILLISECOND, SystemConstant.OSS_URL_EXPIRE);
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-// GeneratePresignedUrlRequest generatePresignedUrlRequest;
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-// generatePresignedUrlRequest = new GeneratePresignedUrlRequest(this.aliYunOssDomain.getBucket(), objectPath);
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-// generatePresignedUrlRequest.setExpiration(calendar.getTime());
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-// return ossClient.generatePresignedUrl(generatePresignedUrlRequest).toString();
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-// }
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-//}
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