上传内容到阿里云服务器,获取保存路径和点击路径。
import java.io.ByteArrayInputStream; import java.io.ByteArrayOutputStream; import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.IOException; import java.io.InputStream; import java.net.URL; import java.util.Date; import javax.imageio.stream.FileImageInputStream; import org.apache.log4j.Logger; import org.springframework.stereotype.Component; 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 sun.misc.BASE64Decoder; /** * * @ClassName: AliyunOSSClientUtil * @Description: 阿里云OSS上传文件模块 * @author wy * @date 2017年5月6日 下午6:01:46 * */ @Component public class AliyunOSSClientUtil { // log日志 private static Logger logger = Logger.getLogger(AliyunOSSClientUtil.class); // 阿里云API的内或外网域名 private static String ENDPOINT; // 阿里云API的密钥Access Key ID private static String ACCESS_KEY_ID; // 阿里云API的密钥Access Key Secret private static String ACCESS_KEY_SECRET; // 阿里云API的bucket名称 public static String BACKET_NAME; // 阿里云API的文件夹名称 private static String FOLDER; private static String FORMAT; private static String FORMATS; private static String FOLDER_VIDEO; // 初始化属性 static { ENDPOINT = OSSClientConstants.ENDPOINT; ACCESS_KEY_ID = OSSClientConstants.ACCESS_KEY_ID; ACCESS_KEY_SECRET = OSSClientConstants.ACCESS_KEY_SECRET; BACKET_NAME = OSSClientConstants.BACKET_NAME; FOLDER = OSSClientConstants.FOLDER; FORMAT = OSSClientConstants.FORMAT; FORMATS = OSSClientConstants.FORMATS; FOLDER_VIDEO = OSSClientConstants.FOLDER_VIDEO; } /** * 获取阿里云OSS客户端对象 * * @return ossClient */ public static OSSClient getOSSClient() { return new OSSClient(ENDPOINT, ACCESS_KEY_ID, ACCESS_KEY_SECRET); } /** * 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 文件流 * * @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 user_id) { String resultStr = null; String[] fo = new String[] { "", "" }; try { // 以输入流的形式上传文件 String folder = ""; folder = FOLDER + user_id + "/" + FORMAT + "/"; InputStream is = new FileInputStream(file); // 文件名 String timefile = FORMATS; String fileName = file.getName(); fileName = timefile + fileName.substring(fileName.lastIndexOf(".")); logger.info("上传到路径" + folder + fileName); // 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(); fo[1] = folder + fileName; fo[0] = resultStr; ossClient.shutdown(); } catch (Exception e) { e.printStackTrace(); logger.error("上传阿里云OSS服务器异常." + e.getMessage(), e); } return fo; } //上传路径返回地址,图片视频都可以 //需要改变上传那文件位置FOLDER public static String[] uploadObjectOSS(OSSClient ossClient, String file, String bucketName, String user_id) { String resultStr = null; String[] fo = new String[] { "", "" }; try { // 以输入流的形式上传文件 String folder = ""; folder = FOLDER + user_id + "/" + FORMAT + "/"; // InputStream is = new FileInputStream(file); // 文件名 String timefile = FORMATS; // String fileName = file.getName(); file = timefile + file.substring(file.lastIndexOf(".")); logger.info("上传到路径" + folder + file); // 文件大小 Integer 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(file)); // 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=" + file + "/" + fileSize + "Byte."); // 上传文件 (上传文件流的形式) PutObjectResult putResult = ossClient.putObject(bucketName, folder + file, new ByteArrayInputStream(file.getBytes("UTF-8")), metadata); // 解析结果 resultStr = putResult.getETag(); fo[1] = folder + file; fo[0] = resultStr; ossClient.shutdown(); } catch (Exception e) { e.printStackTrace(); logger.error("上传阿里云OSS服务器异常." + e.getMessage(), e); } return fo; } //上传视频 public static String uploadByteVideoOSS(OSSClient ossClient, byte[] b, String bucketName, String user_id) { // byte[] content = "Hello OSS".getBytes(); // 以输入流的形式上传文件 String folder = ""; folder = FOLDER_VIDEO + user_id + "/" + FORMAT + "/"; // 文件名 String timefile = FORMATS;// 文件名 String fileName = ".MP4";// 后缀扩展名 fileName = timefile + fileName; logger.info("上传到路径" + folder + fileName); Long fileSize = (long) b.length; // 创建上传Object的Metadata ObjectMetadata metadata = new ObjectMetadata(); metadata.setContentLength(fileSize); // 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."); PutObjectResult putResult = ossClient.putObject(bucketName, folder + fileName, new ByteArrayInputStream(b), metadata); ossClient.shutdown(); String filepath = folder + fileName; return filepath; } //上传图片 public static String uploadByteOSS(OSSClient ossClient, byte[] b, String bucketName, String user_id) { // byte[] content = "Hello OSS".getBytes(); // 以输入流的形式上传文件 String folder = ""; folder = FOLDER + user_id + "/" + FORMAT + "/"; // 文件名 String timefile = FORMATS;// 文件名 String fileName = ".jpg";// 后缀扩展名 fileName = timefile + fileName; logger.info("上传到路径" + folder + fileName); Long fileSize = (long) b.length; // String timefile = FORMATS; String fileName = file.getName(); // file = timefile + file.substring(file.lastIndexOf(".")); // 创建上传Object的Metadata ObjectMetadata metadata = new ObjectMetadata(); metadata.setContentLength(fileSize); // 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."); PutObjectResult putResult = ossClient.putObject(bucketName, folder + fileName, new ByteArrayInputStream(b), metadata); ossClient.shutdown(); String filepath = folder + fileName; return filepath; } public static byte[] image2Bytes(String imgSrc) throws Exception { FileInputStream fin = new FileInputStream(new File(imgSrc)); // 可能溢出,简单起见就不考虑太多,如果太大就要另外想办法,比如一次传入固定长度byte[] byte[] bytes = new byte[fin.available()]; // 将文件内容写入字节数组,提供测试的case fin.read(bytes); fin.close(); return bytes; } //图片转化为byte数组 public static byte[] image2byte(String path) { byte[] data = null; FileImageInputStream input = null; try { input = new FileImageInputStream(new File(path)); ByteArrayOutputStream output = new ByteArrayOutputStream(); byte[] buf = new byte[1024]; int numBytesRead = 0; while ((numBytesRead = input.read(buf)) != -1) { output.write(buf, 0, numBytesRead); } data = output.toByteArray(); output.close(); input.close(); } catch (FileNotFoundException ex1) { ex1.printStackTrace(); } catch (IOException ex1) { ex1.printStackTrace(); } return data; } /** * 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 (".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"; } if (".mp4".equalsIgnoreCase(fileExtension)) { return "video/mp4"; } // 默认返回类型 return "image/jpeg"; } /** * 获得url链接 * * @param key * @return */ public static String getUrl(OSSClient ossClient, String bucketName, String fileName) { // 设置URL过期时间为10年 3600l* 1000*24*365*10 Date expiration = new Date(new Date().getTime() + 3600l * 1000 * 24 * 365 * 10); // 生成URL URL url = ossClient.generatePresignedUrl(bucketName, fileName, expiration); if (url != null) { return url.toString(); } return "获网址路径出错"; } public String urlpath(String user_id, String files) { OSSClient ossClient = AliyunOSSClientUtil.getOSSClient(); String[] file = files.split(","); String url = ""; for (String filename : file) { // System.out.println("filename:"+filename); File filess = new File(filename); String[] s = AliyunOSSClientUtil.uploadObject2OSS(ossClient, filess, BACKET_NAME, user_id); logger.info("上传后的文件MD5数字唯一签名:" + s[0]); logger.info("文件路径:" + s[1]); url = AliyunOSSClientUtil.getUrl(ossClient, BACKET_NAME, s[1]); logger.info("访问网址路径:" + url); } // 上传后的文件MD5数字唯一签名:40F4131427068E08451D37F02021473A return url; } public String uploadvideo(String url){ String user_id="localism"; String[] urllist=AliyunOSSClientUtil.uploadObject2OSS(AliyunOSSClientUtil.getOSSClient(), new File(url), BACKET_NAME, user_id); String c=urllist[1]; return c; } // 测试 public static void main(String[] args) throws Exception { AliyunOSSClientUtil t = new AliyunOSSClientUtil(); String url = t.uploadvideo("g:\\余杰的avi小视频.mp4"); System.out.println(url); /*// 初始化OSSClient OSSClient ossClient = AliyunOSSClientUtil.getOSSClient(); // 上传文件 String files = "D:\\1.jpg"; String[] file = files.split(","); String user_id = "3"; * for (String filename : file) { // * System.out.println("filename:"+filename); File filess = new * File(filename); String[] s = * AliyunOSSClientUtil.uploadObject2OSS(ossClient, filess, BACKET_NAME, * user_id); logger.info("上传后的文件MD5数字唯一签名:" + s[0]); logger.info("文件路径:" * + s[1]); String url = AliyunOSSClientUtil.getUrl(ossClient, * BACKET_NAME, s[1]); logger.info("访问网址路径:" + url); // * 上传后的文件MD5数字唯一签名:40F4131427068E08451D37F02021473A } byte[] b1 = AliyunOSSClientUtil.image2byte("g:\\余杰AVI.png"); * String str = * ""; * BASE64Decoder decoder = new BASE64Decoder(); byte[] b = * decoder.decodeBuffer(str); * * System.out.println(b.length); // String path = AliyunOSSClientUtil.uploadByteVideoOSS(ossClient, b1, BACKET_NAME, user_id); String path = AliyunOSSClientUtil.uploadByteOSS(ossClient, b1, BACKET_NAME, user_id); // String path = AliyunOSSClientUtil.uploadObjectOSS(ossClient, b1, BACKET_NAME, user_id); System.out.println(b1.length + "," + b1.toString()); logger.info("文件路径:" + path); String url = AliyunOSSClientUtil.getUrl(ossClient, BACKET_NAME, path); logger.info("访问网址路径:" + url);*/ } }
下面是阿里云的一些基本数据常量配置
import java.text.SimpleDateFormat; import java.util.Date; /** * * @ClassName: OSSClientConstants * @Description: OSS阿里云常用变量 * @author wy * @date 2017年5月5日 上午11:56:25 * */ public class OSSClientConstants { //阿里云API的外网域名 public static final String ENDPOINT = "http://oss-cn-hangzhou.aliyuncs.com"; //阿里云API的密钥Access Key ID public static final String ACCESS_KEY_ID = "XX"; //阿里云API的密钥Access Key Secret public static final String ACCESS_KEY_SECRET = "XX"; //阿里云API的bucket名称 public static final String BACKET_NAME = "XX"; //阿里云API的文件夹名称 public static final String FOLDER="user/"; public static final String FOLDER_VIDEO="video/"; public static final String FORMAT = new SimpleDateFormat("yyyyMMdd").format(new Date()); public static final String FORMATS = new SimpleDateFormat("yyyyMMddHHmmss").format(new Date()); }