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package cn.wisenergy.chnmuseum.party.common.dfs;
import org.apache.commons.io.FilenameUtils;
import org.csource.common.MyException;
import org.csource.common.NameValuePair;
import org.csource.fastdfs.*;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.core.io.ClassPathResource;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.Properties;
/**
* 上传图片到FastDFS
*/
public class FastDFSUtils {
private static String dfsFileAccessBasePath;
@Value("${dfsFileAccessBasePath:#{null}}")
public static void setDfsFileAccessBasePath(String dfsFileAccessBasePath) {
FastDFSUtils.dfsFileAccessBasePath = dfsFileAccessBasePath;
}
static {
try {
Properties props = new Properties();
final InputStream in = new ClassPathResource("fastdfs-client.properties").getInputStream();
props.load(in);
ClientGlobal.initByProperties(props);
} catch (IOException | MyException e) {
e.printStackTrace();
}
}
public static String[] uploadPic(String path, String fileName, long size) {
String[] fileIds = null;
try {
// ClientGloble 读配置文件
// 老大客户端
TrackerClient trackerClient = new TrackerClient();
TrackerServer trackerServer = trackerClient.getConnection();
StorageServer storageServer = null;
StorageClient storageClient = new StorageClient(trackerServer, storageServer);
String extName = FilenameUtils.getExtension(fileName);
NameValuePair[] meta_list = new NameValuePair[3];
meta_list[0] = new NameValuePair("fileName", fileName);
meta_list[1] = new NameValuePair("fileExt", extName);
meta_list[2] = new NameValuePair("fileSize", String.valueOf(size));
// http://172.16.15.244:8081/group1/M00/00/00/rBAP9FfFG62AZsuBAADeW7MfEHA287.png
// group1/M00/00/01/wKjIgFWOYc6APpjAAAD-qk29i78248.jpg
fileIds = storageClient.upload_file(path, extName, meta_list);
} catch (Exception e) {
e.printStackTrace();
}
return fileIds;
}
public static String uploadInputStream(InputStream inStream, String fileName, long size) {
String[] fileIds;
try {
// ClientGloble 读配置文件
// 老大客户端
TrackerClient trackerClient = new TrackerClient();
TrackerServer trackerServer = trackerClient.getConnection();
StorageServer storageServer = null;
StorageClient storageClient = new StorageClient(trackerServer, storageServer);
String extName = FilenameUtils.getExtension(fileName);
NameValuePair[] meta_list = new NameValuePair[3];
meta_list[0] = new NameValuePair("fileName", fileName);
meta_list[1] = new NameValuePair("fileExt", extName);
meta_list[2] = new NameValuePair("fileSize", String.valueOf(size));
fileIds = storageClient.upload_file(null, size, new UploadFileSender(inStream), extName, meta_list);
return dfsFileAccessBasePath + "/" + fileIds[0] + "/" + fileIds[1];
} catch (Exception e) {
e.printStackTrace();
}
return null;
}
public static String uploadPic(byte[] pic, String fileName, long size) {
String[] fileIds = null;
try {
// ClientGloble 读配置文件
// 老客户端
TrackerClient trackerClient = new TrackerClient();
TrackerServer trackerServer = trackerClient.getConnection();
StorageServer storageServer = null;
StorageClient storageClient = new StorageClient(trackerServer, storageServer);
String extName = FilenameUtils.getExtension(fileName);
// 设置图片meta信息
NameValuePair[] meta_list = new NameValuePair[3];
meta_list[0] = new NameValuePair("fileName", fileName);
meta_list[1] = new NameValuePair("fileExt", extName);
meta_list[2] = new NameValuePair("fileSize", String.valueOf(size));
// 上传且返回path
fileIds = storageClient.upload_file(pic, extName, meta_list);
return fileIds[0] + "/" + fileIds[1];
} catch (Exception e) {
e.printStackTrace();
}
return null;
}
public static boolean deletePic(String fileUrl) {
try {
TrackerClient tracker = new TrackerClient();
TrackerServer trackerServer = tracker.getConnection();
StorageServer storageServer = null;
StorageClient storageClient = new StorageClient(trackerServer, storageServer);
StorePath storePath = StorePath.praseFromUrl(fileUrl);
int i = storageClient.delete_file(storePath.getGroup(), storePath.getPath());
System.out.println(i == 0 ? "删除成功" : "删除失败:" + i);
return i == 0;
} catch (Exception e) {
e.printStackTrace();
}
return false;
}
public static String deletePic(String[] fileIds) {
try {
TrackerClient tracker = new TrackerClient();
TrackerServer trackerServer = tracker.getConnection();
StorageServer storageServer = null;
StorageClient storageClient = new StorageClient(trackerServer, storageServer);
int i = storageClient.delete_file(fileIds[0], fileIds[1]);
System.out.println(i == 0 ? "删除成功" : "删除失败:" + i);
} catch (Exception e) {
e.printStackTrace();
}
return fileIds[1];
}
private static class UploadFileSender implements UploadCallback {
private InputStream is;
public UploadFileSender(InputStream is) {
this.is = is;
}
@Override
public int send(OutputStream out) throws IOException {
byte[] b = new byte[1024];
int readBytes;
while ((readBytes = is.read(b)) != -1) {
out.write(b, 0, readBytes);
}
return 0;
}
}
}