1 /*
2 * This file is part of Waarp Project (named also Waarp or GG).
3 *
4 * Copyright (c) 2019, Waarp SAS, and individual contributors by the @author
5 * tags. See the COPYRIGHT.txt in the distribution for a full listing of
6 * individual contributors.
7 *
8 * All Waarp Project is free software: you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation, either version 3 of the License, or (at your
11 * option) any later version.
12 *
13 * Waarp is distributed in the hope that it will be useful, but WITHOUT ANY
14 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
15 * A PARTICULAR PURPOSE. See the GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License along with
18 * Waarp . If not, see <http://www.gnu.org/licenses/>.
19 */
20 package org.waarp.ftp.core.command.service;
21
22 import org.waarp.common.command.ReplyCode;
23 import org.waarp.ftp.core.command.AbstractCommand;
24 import org.waarp.ftp.core.exception.FtpNoTransferException;
25
26 /**
27 * ABOR command
28 */
29 public class ABOR extends AbstractCommand {
30 @Override
31 public final void exec() {
32 // First check if the data connection is opened
33 if (getSession().getDataConn().isActive()) {
34 // Now check if the data connection is currently used
35 try {
36 getSession().getDataConn().getFtpTransferControl()
37 .getExecutingFtpTransfer();
38 } catch (final FtpNoTransferException e) {
39 getSession().getDataConn().getFtpTransferControl().clear();
40 getSession().setReplyCode(ReplyCode.REPLY_226_CLOSING_DATA_CONNECTION,
41 null);
42 return;
43 }
44 getSession().getDataConn().getFtpTransferControl()
45 .setTransferAbortedFromInternal(false);
46 return;
47 }
48 getSession().setReplyCode(ReplyCode.REPLY_226_CLOSING_DATA_CONNECTION,
49 null);
50 }
51
52 }