1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17 package org.apache.commons.vfs2.provider.ftps;
18
19 /**
20 * Protection level of the data channel in a FTPS communication.
21 * <ul>
22 * <li>C - Clear</li>
23 * <li>S - Safe</li>
24 * <li>E - Confidential</li>
25 * <li>P - Private</li>
26 * </ul>
27 *
28 * @see <a href="http://tools.ietf.org/html/rfc2228#section-3">RFC 2228, section 3</a>
29 * @since 2.1
30 */
31 public enum FtpsDataChannelProtectionLevel {
32
33 /** Clear. */
34 C,
35
36 /** Safe. */
37 S,
38
39 /** Confidential. */
40 E,
41
42 /** Private. */
43 P
44 }