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annotate app/src/main/java/ch/ethz/ssh2/ChannelCondition.java @ 438:d29cce60f393
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| author | Carl Byington <carl@five-ten-sg.com> |
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| date | Thu, 03 Dec 2015 11:23:55 -0800 |
| parents | src/ch/ethz/ssh2/ChannelCondition.java@071eccdff8ea |
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1 /* |
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2 * Copyright (c) 2006-2011 Christian Plattner. All rights reserved. |
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3 * Please refer to the LICENSE.txt for licensing details. |
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4 */ |
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5 package ch.ethz.ssh2; |
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6 |
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7 /** |
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8 * Contains constants that can be used to specify what conditions to wait for on |
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9 * a SSH-2 channel (e.g., represented by a {@link Session}). |
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10 * |
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11 * @see Session#waitForCondition(int, long) |
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12 * |
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13 * @author Christian Plattner |
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14 * @version 2.50, 03/15/10 |
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15 */ |
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16 |
| 307 | 17 public abstract interface ChannelCondition { |
| 18 /** | |
| 19 * A timeout has occurred, none of your requested conditions is fulfilled. | |
| 20 * However, other conditions may be true - therefore, NEVER use the "==" | |
| 21 * operator to test for this (or any other) condition. Always use | |
| 22 * something like <code>((cond & ChannelCondition.CLOSED) != 0)</code>. | |
| 23 */ | |
| 24 public static final int TIMEOUT = 1; | |
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25 |
| 307 | 26 /** |
| 27 * The underlying SSH-2 channel, however not necessarily the whole connection, | |
| 28 * has been closed. This implies <code>EOF</code>. Note that there may still | |
| 29 * be unread stdout or stderr data in the local window, i.e, <code>STDOUT_DATA</code> | |
| 30 * or/and <code>STDERR_DATA</code> may be set at the same time. | |
| 31 */ | |
| 32 public static final int CLOSED = 2; | |
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33 |
| 307 | 34 /** |
| 35 * There is stdout data available that is ready to be consumed. | |
| 36 */ | |
| 37 public static final int STDOUT_DATA = 4; | |
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38 |
| 307 | 39 /** |
| 40 * There is stderr data available that is ready to be consumed. | |
| 41 */ | |
| 42 public static final int STDERR_DATA = 8; | |
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43 |
| 307 | 44 /** |
| 45 * EOF on has been reached, no more _new_ stdout or stderr data will arrive | |
| 46 * from the remote server. However, there may be unread stdout or stderr | |
| 47 * data, i.e, <code>STDOUT_DATA</code> or/and <code>STDERR_DATA</code> | |
| 48 * may be set at the same time. | |
| 49 */ | |
| 50 public static final int EOF = 16; | |
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51 |
| 307 | 52 /** |
| 53 * The exit status of the remote process is available. | |
| 54 * Some servers never send the exist status, or occasionally "forget" to do so. | |
| 55 */ | |
| 56 public static final int EXIT_STATUS = 32; | |
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57 |
| 307 | 58 /** |
| 59 * The exit signal of the remote process is available. | |
| 60 */ | |
| 61 public static final int EXIT_SIGNAL = 64; | |
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62 |
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63 } |