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| import cn.hutool.core.io.IORuntimeException; import cn.hutool.core.util.ObjectUtil; import cn.hutool.core.util.StrUtil; import cn.hutool.extra.ftp.Ftp; import cn.hutool.extra.ftp.FtpException; import lombok.extern.slf4j.Slf4j; import org.apache.commons.net.ftp.FTP; import org.apache.commons.net.ftp.FTPClient; import org.apache.commons.net.ftp.FTPReply; import org.apache.commons.net.ftp.FTPSClient;
import java.io.File; import java.io.IOException; import java.io.InputStream;
@Slf4j public class FtpUtil {
private static String LOCAL_CHARSET = "GBK";
private static String SERVER_CHARSET = "ISO-8859-1";
private static boolean backToPwd = true;
public static FTPSClient createFTPSConnection(String host, int port, String user, String password){ FTPSClient ftpsClient = new FTPSClient(); try { ftpsClient.connect(host, port); ftpsClient.login(user,password);
ftpsClient.setFileType(FTP.BINARY_FILE_TYPE); ftpsClient.setControlEncoding(LOCAL_CHARSET); ftpsClient.execPBSZ(0); ftpsClient.execPROT("P"); ftpsClient.enterLocalPassiveMode(); } catch (IOException e) { log.error("ftps连接创建失败"); e.printStackTrace(); return null; } return ftpsClient; }
public static boolean upload(String destPath, String fileName, InputStream fileStream,FTPSClient client) throws IORuntimeException { try { client.setFileType(FTPClient.BINARY_FILE_TYPE); } catch (IOException e) { throw new IORuntimeException(e); }
String pwd = null; if (FtpUtil.backToPwd) { pwd = FtpUtil.pwd(client); }
if (StrUtil.isNotBlank(destPath)) { FtpUtil.mkDirs(client,destPath); if (false == FtpUtil.isDir(client,destPath)) { throw new FtpException("Change dir to [{}] error, maybe dir not exist!", destPath); } }
try { return client.storeFile(fileName, fileStream); } catch (IOException e) { throw new IORuntimeException(e); } finally { if (FtpUtil.backToPwd) { FtpUtil.cd(client,pwd); } } }
public static boolean cd(FTPSClient client,String directory) { if (StrUtil.isBlank(directory)) { return true; }
try { return client.changeWorkingDirectory(directory); } catch (IOException e) { throw new IORuntimeException(e); } }
public static void mkDirs(FTPSClient client,String dir) { final String[] dirs = StrUtil.trim(dir).split("[\\\\/]+");
final String now = FtpUtil.pwd(client); if (dirs.length > 0 && StrUtil.isEmpty(dirs[0])) { FtpUtil.cd(client,StrUtil.SLASH); } for (String s : dirs) { if (StrUtil.isNotEmpty(s)) { boolean exist = true; try { if (false == FtpUtil.cd(client,s)) { exist = false; } } catch (FtpException e) { exist = false; } if (false == exist) { FtpUtil.mkdir(client,s); FtpUtil.cd(client,s); } } } FtpUtil.cd(client,now); }
public static boolean mkdir(FTPSClient client,String dir) throws IORuntimeException { try { return client.makeDirectory(dir); } catch (IOException e) { throw new IORuntimeException(e); } }
public static String pwd(FTPSClient client) { try { return client.printWorkingDirectory(); } catch (IOException e) { throw new IORuntimeException(e); } }
public static boolean isDir(FTPSClient client,String dir) { return FtpUtil.cd(client,dir); }
}
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