wang-hao-jie
2021-10-19 e48043a2df9ca0c73fe18298bab3c4d42ca5c0c7
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package cn.exrick.xboot.file.manage.impl;
 
import cn.exrick.xboot.core.common.constant.SettingConstant;
import cn.exrick.xboot.core.common.exception.XbootException;
import cn.exrick.xboot.core.entity.Setting;
import cn.exrick.xboot.core.service.SettingService;
import cn.exrick.xboot.core.vo.OssSetting;
import cn.exrick.xboot.file.manage.FileManage;
import cn.hutool.core.util.StrUtil;
import com.google.gson.Gson;
import com.qcloud.cos.COSClient;
import com.qcloud.cos.ClientConfig;
import com.qcloud.cos.auth.BasicCOSCredentials;
import com.qcloud.cos.auth.COSCredentials;
import com.qcloud.cos.model.*;
import com.qcloud.cos.region.Region;
import com.qcloud.cos.transfer.Copy;
import com.qcloud.cos.transfer.TransferManager;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.web.multipart.MultipartFile;
 
import java.io.InputStream;
 
/**
 * @author Exrick
 */
@Component
public class TencentFileManage implements FileManage {
 
    @Autowired
    private SettingService settingService;
 
    @Override
    public OssSetting getOssSetting() {
 
        Setting setting = settingService.get(SettingConstant.TENCENT_OSS);
        if (setting == null || StrUtil.isBlank(setting.getValue())) {
            throw new XbootException("您还未配置腾讯云COS存储");
        }
        return new Gson().fromJson(setting.getValue(), OssSetting.class);
    }
 
    @Override
    public String inputStreamUpload(InputStream inputStream, String key, MultipartFile file) {
 
        OssSetting os = getOssSetting();
 
        COSCredentials cred = new BasicCOSCredentials(os.getAccessKey(), os.getSecretKey());
        ClientConfig clientConfig = new ClientConfig(new Region(os.getBucketRegion()));
        COSClient cosClient = new COSClient(cred, clientConfig);
 
        ObjectMetadata objectMetadata = new ObjectMetadata();
        objectMetadata.setContentLength(file.getSize());
        objectMetadata.setContentType(file.getContentType());
 
        PutObjectRequest putObjectRequest = new PutObjectRequest(os.getBucket(), key, inputStream, objectMetadata);
        PutObjectResult putObjectResult = cosClient.putObject(putObjectRequest);
        cosClient.shutdown();
        return os.getHttp() + os.getEndpoint() + "/" + key;
    }
 
    @Override
    public String renameFile(String fromKey, String toKey) {
 
        OssSetting os = getOssSetting();
        copyFile(fromKey, toKey);
        deleteFile(fromKey);
        return os.getHttp() + os.getEndpoint() + "/" + toKey;
    }
 
    @Override
    public String copyFile(String fromKey, String toKey) {
 
        OssSetting os = getOssSetting();
 
        COSCredentials cred = new BasicCOSCredentials(os.getAccessKey(), os.getSecretKey());
        ClientConfig clientConfig = new ClientConfig(new Region(os.getBucketRegion()));
        COSClient cosClient = new COSClient(cred, clientConfig);
 
        CopyObjectRequest copyObjectRequest = new CopyObjectRequest(os.getBucket(), fromKey, os.getBucket(), toKey);
 
        TransferManager transferManager = new TransferManager(cosClient);
        try {
            Copy copy = transferManager.copy(copyObjectRequest, cosClient, null);
            CopyResult copyResult = copy.waitForCopyResult();
        } catch (Exception e) {
            throw new XbootException("复制文件失败");
        }
        transferManager.shutdownNow();
        cosClient.shutdown();
        return os.getHttp() + os.getEndpoint() + "/" + toKey;
    }
 
    @Override
    public void deleteFile(String key) {
 
        OssSetting os = getOssSetting();
 
        COSCredentials cred = new BasicCOSCredentials(os.getAccessKey(), os.getSecretKey());
        ClientConfig clientConfig = new ClientConfig(new Region(os.getBucketRegion()));
        COSClient cosClient = new COSClient(cred, clientConfig);
 
        cosClient.deleteObject(os.getBucket(), key);
        cosClient.shutdown();
    }
}