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| org.apache.commons.net.telnet.SimpleOptionHandler |
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| 1 | /* |
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| 2 | * Copyright 2003-2004 The Apache Software Foundation |
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| 3 | * |
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| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
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| 5 | * you may not use this file except in compliance with the License. |
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| 6 | * You may obtain a copy of the License at |
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| 7 | * |
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| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
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| 9 | * |
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| 10 | * Unless required by applicable law or agreed to in writing, software |
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| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
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| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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| 13 | * See the License for the specific language governing permissions and |
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| 14 | * limitations under the License. |
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| 15 | */ |
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| 16 | package org.apache.commons.net.telnet; |
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| 17 | ||
| 18 | /*** |
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| 19 | * Simple option handler that can be used for options |
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| 20 | * that don't require subnegotiation. |
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| 21 | * <p> |
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| 22 | * @author Bruno D'Avanzo |
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| 23 | ***/ |
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| 24 | public class SimpleOptionHandler extends TelnetOptionHandler |
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| 25 | { |
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| 26 | /*** |
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| 27 | * Constructor for the SimpleOptionHandler. Allows defining desired |
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| 28 | * initial setting for local/remote activation of this option and |
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| 29 | * behaviour in case a local/remote activation request for this |
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| 30 | * option is received. |
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| 31 | * <p> |
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| 32 | * @param optcode - option code. |
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| 33 | * @param initlocal - if set to true, a WILL is sent upon connection. |
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| 34 | * @param initremote - if set to true, a DO is sent upon connection. |
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| 35 | * @param acceptlocal - if set to true, any DO request is accepted. |
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| 36 | * @param acceptremote - if set to true, any WILL request is accepted. |
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| 37 | ***/ |
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| 38 | public SimpleOptionHandler(int optcode, |
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| 39 | boolean initlocal, |
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| 40 | boolean initremote, |
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| 41 | boolean acceptlocal, |
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| 42 | boolean acceptremote) |
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| 43 | { |
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| 44 | 20 | super(optcode, initlocal, initremote, |
| 45 | acceptlocal, acceptremote); |
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| 46 | 20 | } |
| 47 | ||
| 48 | /*** |
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| 49 | * Constructor for the SimpleOptionHandler. Initial and accept |
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| 50 | * behaviour flags are set to false |
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| 51 | * <p> |
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| 52 | * @param optcode - option code. |
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| 53 | ***/ |
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| 54 | public SimpleOptionHandler(int optcode) |
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| 55 | { |
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| 56 | 12 | super(optcode, false, false, false, false); |
| 57 | 12 | } |
| 58 | ||
| 59 | /*** |
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| 60 | * Implements the abstract method of TelnetOptionHandler. |
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| 61 | * <p> |
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| 62 | * @param suboptionData - the sequence received, whithout IAC SB & IAC SE |
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| 63 | * @param suboptionLength - the length of data in suboption_data |
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| 64 | * <p> |
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| 65 | * @return always null (no response to subnegotiation) |
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| 66 | ***/ |
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| 67 | public int[] answerSubnegotiation(class="keyword">int suboptionData[], class="keyword">int suboptionLength) |
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| 68 | { |
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| 69 | 2 | return null; |
| 70 | } |
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| 71 | ||
| 72 | /*** |
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| 73 | * Implements the abstract method of TelnetOptionHandler. |
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| 74 | * <p> |
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| 75 | * @return always null (no response to subnegotiation) |
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| 76 | ***/ |
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| 77 | public int[] startSubnegotiationLocal() |
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| 78 | { |
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| 79 | 2 | return null; |
| 80 | } |
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| 81 | ||
| 82 | /*** |
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| 83 | * Implements the abstract method of TelnetOptionHandler. |
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| 84 | * <p> |
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| 85 | * @return always null (no response to subnegotiation) |
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| 86 | ***/ |
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| 87 | public int[] startSubnegotiationRemote() |
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| 88 | { |
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| 89 | 2 | return null; |
| 90 | } |
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| 91 | } |
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