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- package cn.com.ctop.common.utils;
- import com.aliyun.oss.OSSClient;
- import com.aliyun.oss.model.Bucket;
- import com.aliyun.oss.model.OSSObject;
- import com.aliyun.oss.model.ObjectMetadata;
- import com.aliyun.oss.model.PutObjectResult;
- import org.slf4j.Logger;
- import org.slf4j.LoggerFactory;
- import org.springframework.beans.factory.annotation.Value;
- import org.springframework.context.annotation.Configuration;
- import org.springframework.context.annotation.PropertySource;
- import java.io.ByteArrayInputStream;
- import java.io.File;
- import java.io.FileInputStream;
- import java.io.InputStream;
- @Configuration
- @PropertySource("classpath:config.properties")
- public class OSSUtils {
- private static Logger logger = LoggerFactory.getLogger(OSSUtils.class);
- /**
- * 阿里云API的密钥Access Key ID
- */
- private static String accessKeyId;
- /**
- * 阿里云API的密钥Access Key Secret
- */
- private static String accessKeySecret;
- /**
- * 阿里云API的内或外网域名
- */
- private static String endpoint;
- /**
- * 阿里云API的bucket名称
- */
- private static String bucketName;
- /**
- * 阿里云API的文件夹名称
- */
- private static String folder;
- /**
- * 获取阿里云OSS客户端对象
- *
- * @return ossClient
- */
- public static OSSClient getOSSClient() {
- return new OSSClient(endpoint, accessKeyId, accessKeySecret);
- }
- /**
- * 创建存储空间
- *
- * @param ossClient OSS连接
- * @param bucketName 存储空间
- * @return
- */
- public static String createBucketName(OSSClient ossClient, String bucketName) {
- // 存储空间
- final String bucketNames = bucketName;
- if (!ossClient.doesBucketExist(bucketName)) {
- // 创建存储空间
- Bucket bucket = ossClient.createBucket(bucketName);
- logger.info("创建存储空间成功");
- return bucket.getName();
- }
- return bucketNames;
- }
- /**
- * 删除存储空间buckName
- *
- * @param ossClient oss对象
- * @param bucketName 存储空间
- */
- public static void deleteBucket(OSSClient ossClient, String bucketName) {
- ossClient.deleteBucket(bucketName);
- logger.info("删除" + bucketName + "Bucket成功");
- }
- /**
- * 创建模拟文件夹
- *
- * @param ossClient oss连接
- * @param bucketName 存储空间
- * @param folder 模拟文件夹名如"qj_nanjing/"
- * @return 文件夹名
- */
- public static String createFolder(OSSClient ossClient, String bucketName, String folder) {
- // 文件夹名
- final String keySuffixWithSlash = folder;
- // 判断文件夹是否存在,不存在则创建
- if (!ossClient.doesObjectExist(bucketName, keySuffixWithSlash)) {
- // 创建文件夹
- ossClient.putObject(bucketName, keySuffixWithSlash, new ByteArrayInputStream(new byte[0]));
- logger.info("创建文件夹成功");
- // 得到文件夹名
- OSSObject object = ossClient.getObject(bucketName, keySuffixWithSlash);
- String fileDir = object.getKey();
- return fileDir;
- }
- return keySuffixWithSlash;
- }
- /**
- * 根据key删除OSS服务器上的文件
- *
- * @param ossClient oss连接
- * @param bucketName 存储空间
- * @param folder 模拟文件夹名 如"qj_nanjing/"
- * @param key Bucket下的文件的路径名+文件名 如:"upload/cake.jpg"
- */
- public static void deleteFile(OSSClient ossClient, String bucketName, String folder, String key) {
- ossClient.deleteObject(bucketName, folder + key);
- logger.info("删除" + bucketName + "下的文件" + folder + key + "成功");
- }
- /**
- * 上传图片至OSS
- *
- * @param ossClient oss连接
- * @param file 上传文件(文件全路径如:D:\\image\\cake.jpg)
- * @param bucketName 存储空间
- * @param folder 模拟文件夹名 如"qj_nanjing/"
- * @return String 返回的唯一MD5数字签名
- */
- public static String uploadObject2OSS(OSSClient ossClient, File file, String bucketName, String folder) {
- String resultStr = null;
- try {
- // 以输入流的形式上传文件
- InputStream is = new FileInputStream(file);
- // 文件名
- String fileName = file.getName();
- // 文件大小
- Long fileSize = file.length();
- // 创建上传Object的Metadata
- ObjectMetadata metadata = new ObjectMetadata();
- // 上传的文件的长度
- metadata.setContentLength(is.available());
- // 指定该Object被下载时的网页的缓存行为
- metadata.setCacheControl("no-cache");
- // 指定该Object下设置Header
- metadata.setHeader("Pragma", "no-cache");
- // 指定该Object被下载时的内容编码格式
- metadata.setContentEncoding("utf-8");
- // 文件的MIME,定义文件的类型及网页编码,决定浏览器将以什么形式、什么编码读取文件。如果用户没有指定则根据Key或文件名的扩展名生成,
- // 如果没有扩展名则填默认值application/octet-stream
- metadata.setContentType(getContentType(fileName));
- // 指定该Object被下载时的名称(指示MINME用户代理如何显示附加的文件,打开或下载,及文件名称)
- metadata.setContentDisposition("filename/filesize=" + fileName + "/" + fileSize + "Byte.");
- // 上传文件 (上传文件流的形式)
- PutObjectResult putResult = ossClient.putObject(bucketName, folder + fileName, is, metadata);
- // 解析结果
- resultStr = putResult.getETag();
- } catch (Exception e) {
- e.printStackTrace();
- logger.error("上传阿里云OSS服务器异常." + e.getMessage(), e);
- }
- return resultStr;
- }
- /**
- * 通过文件名判断并获取OSS服务文件上传时文件的contentType
- *
- * @param fileName 文件名
- * @return 文件的contentType
- */
- public static String getContentType(String fileName) {
- // 文件的后缀名
- String fileExtension = fileName.substring(fileName.lastIndexOf("."));
- if (".bmp".equalsIgnoreCase(fileExtension)) {
- return "image/bmp";
- }
- if (".gif".equalsIgnoreCase(fileExtension)) {
- return "image/gif";
- }
- if (".jpeg".equalsIgnoreCase(fileExtension) || ".jpg".equalsIgnoreCase(fileExtension)
- || ".png".equalsIgnoreCase(fileExtension)) {
- return "image/jpeg";
- }
- if (".png".equalsIgnoreCase(fileExtension)) {
- return "image/png";
- }
- if (".html".equalsIgnoreCase(fileExtension)) {
- return "text/html";
- }
- if (".txt".equalsIgnoreCase(fileExtension)) {
- return "text/plain";
- }
- if (".vsd".equalsIgnoreCase(fileExtension)) {
- return "application/vnd.visio";
- }
- if (".ppt".equalsIgnoreCase(fileExtension) || "pptx".equalsIgnoreCase(fileExtension)) {
- return "application/vnd.ms-powerpoint";
- }
- if (".doc".equalsIgnoreCase(fileExtension) || "docx".equalsIgnoreCase(fileExtension)) {
- return "application/msword";
- }
- if (".xml".equalsIgnoreCase(fileExtension)) {
- return "text/xml";
- }
- // 默认返回类型
- return "";
- }
- @Value("${aliyun.accessKeyId}")
- public void setAccessKeyId(String accessKeyId) {
- OSSUtils.accessKeyId = accessKeyId;
- }
- @Value("${aliyun.accessKeySecret}")
- public void setAccessKeySecret(String accessKeySecret) {
- OSSUtils.accessKeySecret = accessKeySecret;
- }
- @Value("${aliyun.oss.endpoint}")
- public void setEndpoint(String endpoint) {
- OSSUtils.endpoint = endpoint;
- }
- @Value("${aliyun.oss.bucketName}")
- public void setBucketName(String bucketName) {
- OSSUtils.bucketName = bucketName;
- }
- @Value("${aliyun.oss.folder}")
- public void setFolder(String folder) {
- OSSUtils.folder = folder;
- }
- }
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