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																package com.yihu.mm.util.fastdfs; 
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																import com.fasterxml.jackson.databind.ObjectMapper; 
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																import com.fasterxml.jackson.databind.node.ObjectNode; 
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																import org.csource.common.MyException; 
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																import org.csource.common.NameValuePair; 
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																import org.csource.fastdfs.*; 
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																import java.io.ByteArrayOutputStream; 
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																import java.io.IOException; 
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																import java.io.InputStream; 
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																import java.net.InetSocketAddress; 
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																/** 
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																 * FastDFS 客户端工具. 
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																 * 
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																 * @author szx 
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																 */ 
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																public class FastDFSUtil { 
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																    public final static String GroupField = "groupName"; 
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																    public final static String RemoteFileField = "remoteFileName"; 
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																    public final static String FileIdField = "fid"; 
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																    public final static String FileUrlField = "fileUrl"; 
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																    final static int BUFFER_SIZE = 4096; 
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																    /** 
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																     * 以输入流的方式上传文件 
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																     * InputStream in = new FileInputStream("C://Desert.jpg"); 
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																     * ObjectNode msg = FileUtil.upload(in,"jpg", "沙漠"); 
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																     * in.close(); 
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																     * 
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																     * @param in                输入流 
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																     * @param fileExtension   文件扩展名,不要带“.” 
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																     * @param description             文件名称(中文) 
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																     * @return 返回值的格式如下: 
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																     * { 
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																     *      "groupName": "healthArchiveGroup", 
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																     *      "remoteFileName": "/M00/00/24/rBFuH1XdQC6AP3CDAAzodQCbVVc052.jpg", 
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																     *      "fid": "group1/M00/00/24/rBFuH1XdQC6AP3CDAAzodQCbVVc052.jpg", 
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																     *      "fileURL": "http://172.19.103.13/healthArchiveGroup/M00/00/24/rBFuH1XdQC6AP3CDAAzodQCbVVc052.jpg" 
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																     * } 
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																     * groupName 及 remoteFileName 可以用于查询在 fastDFS 中文件的信息,如果只是图片显示,可以忽略这两个值。 
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																     * fid 保存了在 fastDFS 上的完整路径,为了避免将来服务器域名发生变更,最好使用本值.服务器的域名另外配置。 
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																     * fileURL 保存了完整的 web 访问路径,为了避免将来服务器域名发生变更,最好不要直接使用本值。 
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																     * 如果需要在下载时,可以显示原始文件名,请在访问file_url时,增加 attname 参数,如: 
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																     * http://host/healthArchiveGroup/M00/00/00/rBFuH1XdIseAUTZZAA1rIuRd3Es062.jpg?attname=a.jpg 
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																     * 
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																     * @throws Exception 
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																     */ 
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																    public static ObjectNode upload(InputStream in, String fileExtension, 
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																                                    String description) throws Exception { 
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																        StorageClient client = FastDFSClientPool.getInstance().getStorageClient(); 
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																        try { 
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																            NameValuePair[] fileMetaData; 
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																            fileMetaData = new NameValuePair[1]; 
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																            fileMetaData[0] = new NameValuePair("description", description == null ? "" : description); 
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																            ObjectMapper objectMapper = new ObjectMapper(); 
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																            ObjectNode message = objectMapper.createObjectNode(); 
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																            ByteArrayOutputStream swapStream = new ByteArrayOutputStream(); 
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																            byte[] buff = new byte[BUFFER_SIZE]; //buff用于存放循环读取的临时数据 
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																            int rc = 0; 
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																            while ((rc = in.read(buff, 0, BUFFER_SIZE)) > 0) { 
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																                swapStream.write(buff, 0, rc); 
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																            } 
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																            byte[] fileBuffer = swapStream.toByteArray(); //in_b为转换之后的结果 
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																            TrackerServer trackerServer = FastDFSClientPool.getInstance().getTrackerServer(); 
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																            String[] results = client.upload_file(fileBuffer, fileExtension, fileMetaData); 
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																            if (results != null) { 
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																                String fileId; 
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																                int ts; 
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																                String token; 
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																                String fileURl; 
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																                InetSocketAddress socketAddress; 
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																                String groupName = results[0]; 
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																                String remoteFile = results[1]; 
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																                message.put(GroupField, groupName); 
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																                message.put(RemoteFileField, remoteFile); 
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																                fileId = groupName + StorageClient1.SPLIT_GROUP_NAME_AND_FILENAME_SEPERATOR + remoteFile; 
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																                message.put(FileIdField, fileId); 
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																                socketAddress = trackerServer.getInetSocketAddress(); 
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																                fileURl = "http://" + socketAddress.getAddress().getHostAddress(); 
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																                if (ClientGlobal.g_tracker_http_port != 80) { 
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																                    fileURl += ":" + ClientGlobal.g_tracker_http_port; 
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																                } 
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																                fileURl += "/" + fileId; 
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																                if (ClientGlobal.g_anti_steal_token) { 
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																                    ts = (int) (System.currentTimeMillis() / 1000); 
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																                    token = ProtoCommon.getToken(fileId, ts, ClientGlobal.g_secret_key); 
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																                    fileURl += "?token=" + token + "&ts=" + ts; 
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																                } 
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																                message.put(FileUrlField, fileURl); 
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																                return message; 
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																            } else { 
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																                return null; 
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																            } 
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																        }finally { 
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																            FastDFSClientPool.getInstance().releaseStorageClient(client); 
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																        } 
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																    } 
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																    /** 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * 上传本地文件 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * ObjectNode  a = FileUtil.upload("C://Desert.jpg", "沙漠"); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * System.out.println(a.toString()); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * @param fileName 本地文件的绝对路径,如 C://Desert.jpg 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * @param description    文件备注, 可以为空 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * @return {"groupName":"group1","remoteFileName":"/M00/00/24/rBFuH1XdQC6AP3CDAAzodQCbVVc052.jpg" 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * { 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     *      "groupName": "healthArchiveGroup", 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     *      "remoteFileName": "/M00/00/24/rBFuH1XdQC6AP3CDAAzodQCbVVc052.jpg", 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     *      "fid": "group1/M00/00/24/rBFuH1XdQC6AP3CDAAzodQCbVVc052.jpg", 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     *      "fileURL": "http://172.19.103.13/healthArchiveGroup/M00/00/24/rBFuH1XdQC6AP3CDAAzodQCbVVc052.jpg" 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * } 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * groupName 及 remoteFileName 可以用于查询在 fastDFS 中文件的信息,如果只是图片显示,可以忽略这两个值。 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * fid 保存了在 fastDFS 上的完整路径,为了避免将来服务器域名发生变更,最好使用本值.服务器的域名另外配置。 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * fileURL 保存了完整的 web 访问路径,为了避免将来服务器域名发生变更,最好不要直接使用本值。 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * 如果需要在下载时,可以显示原始文件名,请在访问file_url时,增加 attname 参数,如: 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * http://host/healthArchiveGroup/M00/00/00/rBFuH1XdIseAUTZZAA1rIuRd3Es062.jpg?attname=a.jpg 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * @throws Exception 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     */ 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																    public static ObjectNode upload(String fileName, String description) throws Exception { 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																        StorageClient client = FastDFSClientPool.getInstance().getStorageClient(); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																        try { 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																            NameValuePair[] meta_list; 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																            meta_list = new NameValuePair[1]; 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																            meta_list[0] = new NameValuePair("description", description == null ? "" : description); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																            ObjectMapper objectMapper = new ObjectMapper(); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																            ObjectNode message = objectMapper.createObjectNode(); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																            String fileExtName = ""; 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																            if (fileName.contains(".")) { 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                fileExtName = fileName.substring(fileName.lastIndexOf(".") + 1); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																            } else { 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                throw new RuntimeException("上传失败, 文件缺失扩展名."); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																            } 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																            TrackerServer trackerServer = FastDFSClientPool.getInstance().getTrackerServer(); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																            String[] results = client.upload_file(fileName, fileExtName, meta_list); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																            if (results != null) { 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                String fileId; 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                int ts; 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                String token; 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                String fileUrl; 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                InetSocketAddress inetSockAddr; 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                String groupName = results[0]; 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                String remoteFileName = results[1]; 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                message.put(GroupField, groupName); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                message.put(RemoteFileField, remoteFileName); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                fileId = groupName + StorageClient1.SPLIT_GROUP_NAME_AND_FILENAME_SEPERATOR + remoteFileName; 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                message.put(FileIdField, fileId); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                inetSockAddr = trackerServer.getInetSocketAddress(); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                fileUrl = "http://" + inetSockAddr.getAddress().getHostAddress(); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                if (ClientGlobal.g_tracker_http_port != 80) { 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                    fileUrl += ":" + ClientGlobal.g_tracker_http_port; 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                } 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                fileUrl += "/" + fileId; 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                if (ClientGlobal.g_anti_steal_token) { 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                    ts = (int) (System.currentTimeMillis() / 1000); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                    token = ProtoCommon.getToken(fileId, ts, ClientGlobal.g_secret_key); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                    fileUrl += "?token=" + token + "&ts=" + ts; 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                } 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                message.put(FileUrlField, fileUrl); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                return message; 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																            } else { 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																                return null; 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																            } 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																        }finally { 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																            FastDFSClientPool.getInstance().releaseStorageClient(client); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																        } 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																    } 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																    /** 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * 下载文件, 返回文件字节数组. 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * @param groupName      在fastdfs上的卷名 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * @param remoteFileName 在fastdfs上的路径 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * @return 文件的字节码 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * @throws Exception 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     */ 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																    public static byte[] download(String groupName, String remoteFileName) throws Exception { 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																        StorageClient client = FastDFSClientPool.getInstance().getStorageClient(); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																        try { 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																            byte[] b = client.download_file(groupName, remoteFileName); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																            return b; 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																        } 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																        finally { 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																            FastDFSClientPool.getInstance().releaseStorageClient(client); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																        } 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																    } 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																    /** 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * 下载文件到本地路径上. 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * @param groupName          在 fastDFS 上的卷名 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * @param remoteFileName    在 fastDFS 上的路径 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * @param localPath          本地路径 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * @return 是否下载成功 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     */ 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																    public static String download(String groupName, String remoteFileName, String localPath) throws IOException, MyException { 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																        StorageClient client = FastDFSClientPool.getInstance().getStorageClient(); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																        try { 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																            String localFileName = localPath + "\\" + remoteFileName.replaceAll("/", "_"); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																            client.download_file(groupName, remoteFileName, 0, 0, localFileName); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																            return localFileName; 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																        }finally { 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																            FastDFSClientPool.getInstance().releaseStorageClient(client); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																        } 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																    } 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																    /** 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * 删除文件。 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * @param groupName 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     * @param remoteFileName 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																     */ 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																    public static void delete(String groupName, String remoteFileName) throws IOException, MyException { 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																        StorageClient client = FastDFSClientPool.getInstance().getStorageClient(); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																        try { 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																            client.delete_file(groupName, remoteFileName); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																        }finally { 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																            FastDFSClientPool.getInstance().releaseStorageClient(client); 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																        } 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																    } 
															 | 
														
													
												
													
														
															| 
															 | 
															
																 
															 | 
															
															 | 
															
																} 
															 |