初始化项目

唐耀东

2021-12-01 ac56d8fbfbe82096da31ed9f73bc29308284edfe

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package com.ruoyi.oss.service.impl;
 
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.http.HttpProtocol;
import com.qcloud.cos.model.*;
import com.qcloud.cos.region.Region;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.oss.entity.UploadResult;
import com.ruoyi.oss.enumd.OssEnumd;
import com.ruoyi.oss.exception.OssException;
import com.ruoyi.oss.properties.OssProperties;
import com.ruoyi.oss.service.abstractd.AbstractOssStrategy;
 
import java.io.ByteArrayInputStream;
import java.io.InputStream;
 
/**
 * 腾讯云存储策略
 *
 * @author Lion Li
 */
public class QcloudOssStrategy extends AbstractOssStrategy {
 
    private COSClient client;
 
    @Override
    public void init(OssProperties cloudStorageProperties) {
        properties = cloudStorageProperties;
        try {
            COSCredentials credentials = new BasicCOSCredentials(
                properties.getAccessKey(), properties.getSecretKey());
            // 初始化客户端配置
            ClientConfig clientConfig = new ClientConfig();
            // 设置bucket所在的区域，华南：gz 华北：tj 华东：sh
            clientConfig.setRegion(new Region(properties.getRegion()));
            if ("Y".equals(properties.getIsHttps())) {
                clientConfig.setHttpProtocol(HttpProtocol.https);
            } else {
                clientConfig.setHttpProtocol(HttpProtocol.http);
            }
            client = new COSClient(credentials, clientConfig);
            createBucket();
        } catch (Exception e) {
            throw new OssException("腾讯云存储配置错误! 请检查系统配置:[" + e.getMessage() + "]");
        }
    }
 
    @Override
    public void createBucket() {
        try {
            String bucketName = properties.getBucketName();
            if (client.doesBucketExist(bucketName)) {
                return;
            }
            CreateBucketRequest createBucketRequest = new CreateBucketRequest(bucketName);
            createBucketRequest.setCannedAcl(CannedAccessControlList.PublicRead);
            client.createBucket(createBucketRequest);
        } catch (Exception e) {
            throw new OssException("创建Bucket失败, 请核对腾讯云配置信息:[" + e.getMessage() + "]");
        }
    }
 
    @Override
    public String getServiceType() {
        return OssEnumd.QCLOUD.getValue();
    }
 
    @Override
    public UploadResult upload(byte[] data, String path, String contentType) {
        return upload(new ByteArrayInputStream(data), path, contentType);
    }
 
    @Override
    public UploadResult upload(InputStream inputStream, String path, String contentType) {
        try {
            ObjectMetadata metadata = new ObjectMetadata();
            metadata.setContentType(contentType);
            client.putObject(new PutObjectRequest(properties.getBucketName(), path, inputStream, metadata));
        } catch (Exception e) {
            throw new OssException("上传文件失败，请检查腾讯云配置信息:[" + e.getMessage() + "]");
        }
        return new UploadResult().setUrl(getEndpointLink() + "/" + path).setFilename(path);
    }
 
    @Override
    public void delete(String path) {
        path = path.replace(getEndpointLink() + "/", "");
        try {
            client.deleteObject(new DeleteObjectRequest(properties.getBucketName(), path));
        } catch (Exception e) {
            throw new OssException("上传文件失败，请检腾讯云查配置信息:[" + e.getMessage() + "]");
        }
    }
 
    @Override
    public UploadResult uploadSuffix(byte[] data, String suffix, String contentType) {
        return upload(data, getPath(properties.getPrefix(), suffix), contentType);
    }
 
    @Override
    public UploadResult uploadSuffix(InputStream inputStream, String suffix, String contentType) {
        return upload(inputStream, getPath(properties.getPrefix(), suffix), contentType);
    }
 
    @Override
    public String getEndpointLink() {
        String endpoint = properties.getEndpoint();
        StringBuilder sb = new StringBuilder(endpoint);
        if (StringUtils.containsAnyIgnoreCase(endpoint, "http://")) {
            sb.insert(7, properties.getBucketName() + ".");
        } else if (StringUtils.containsAnyIgnoreCase(endpoint, "https://")) {
            sb.insert(8, properties.getBucketName() + ".");
        } else {
            throw new OssException("Endpoint配置错误");
        }
        return sb.toString();
    }
}