Coverage report

  %line %branch
org.apache.commons.net.telnet.TelnetOption
98% 
100% 

 1   
 /*
 2   
  * Copyright 2001-2005 The Apache Software Foundation
 3   
  *
 4   
  * Licensed under the Apache License, Version 2.0 (the "License");
 5   
  * you may not use this file except in compliance with the License.
 6   
  * You may obtain a copy of the License at
 7   
  *
 8   
  *     http://www.apache.org/licenses/LICENSE-2.0
 9   
  *
 10   
  * Unless required by applicable law or agreed to in writing, software
 11   
  * distributed under the License is distributed on an "AS IS" BASIS,
 12   
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 13   
  * See the License for the specific language governing permissions and
 14   
  * limitations under the License.
 15   
  */
 16   
 package org.apache.commons.net.telnet;
 17   
 
 18   
 /***
 19   
  * The TelnetOption class cannot be instantiated and only serves as a
 20   
  * storehouse for telnet option constants.
 21   
  * <p>
 22   
  * Details regarding Telnet option specification can be found in RFC 855.
 23   
  * <p>
 24   
  * <p>
 25   
  * @author Daniel F. Savarese
 26   
  * @see org.apache.commons.net.telnet.Telnet
 27   
  * @see org.apache.commons.net.telnet.TelnetClient
 28   
  ***/
 29   
 
 30   
 public class TelnetOption
 31   
 {
 32   
     /*** The maximum value an option code can have.  This value is 255. ***/
 33   
     public static final int MAX_OPTION_VALUE = 255;
 34   
 
 35  10 
     public static int BINARY = 0;
 36   
 
 37  10 
     public static int ECHO = 1;
 38   
 
 39  10 
     public static int PREPARE_TO_RECONNECT = 2;
 40   
 
 41  10 
     public static int SUPPRESS_GO_AHEAD = 3;
 42   
 
 43  10 
     public static int APPROXIMATE_MESSAGE_SIZE = 4;
 44   
 
 45  10 
     public static int STATUS = 5;
 46   
 
 47  10 
     public static int TIMING_MARK = 6;
 48   
 
 49  10 
     public static int REMOTE_CONTROLLED_TRANSMISSION = 7;
 50   
 
 51  10 
     public static int NEGOTIATE_OUTPUT_LINE_WIDTH = 8;
 52   
 
 53  10 
     public static int NEGOTIATE_OUTPUT_PAGE_SIZE = 9;
 54   
 
 55  10 
     public static int NEGOTIATE_CARRIAGE_RETURN = 10;
 56   
 
 57  10 
     public static int NEGOTIATE_HORIZONTAL_TAB_STOP = 11;
 58   
 
 59  10 
     public static int NEGOTIATE_HORIZONTAL_TAB = 12;
 60   
 
 61  10 
     public static int NEGOTIATE_FORMFEED = 13;
 62   
 
 63  10 
     public static int NEGOTIATE_VERTICAL_TAB_STOP = 14;
 64   
 
 65  10 
     public static int NEGOTIATE_VERTICAL_TAB = 15;
 66   
 
 67  10 
     public static int NEGOTIATE_LINEFEED = 16;
 68   
 
 69  10 
     public static int EXTENDED_ASCII = 17;
 70   
 
 71  10 
     public static int FORCE_LOGOUT = 18;
 72   
 
 73  10 
     public static int BYTE_MACRO = 19;
 74   
 
 75  10 
     public static int DATA_ENTRY_TERMINAL = 20;
 76   
 
 77  10 
     public static int SUPDUP = 21;
 78   
 
 79  10 
     public static int SUPDUP_OUTPUT = 22;
 80   
 
 81  10 
     public static int SEND_LOCATION = 23;
 82   
 
 83  10 
     public static int TERMINAL_TYPE = 24;
 84   
 
 85  10 
     public static int END_OF_RECORD = 25;
 86   
 
 87  10 
     public static int TACACS_USER_IDENTIFICATION = 26;
 88   
 
 89  10 
     public static int OUTPUT_MARKING = 27;
 90   
 
 91  10 
     public static int TERMINAL_LOCATION_NUMBER = 28;
 92   
 
 93  10 
     public static int REGIME_3270 = 29;
 94   
 
 95  10 
     public static int X3_PAD = 30;
 96   
 
 97  10 
     public static int WINDOW_SIZE = 31;
 98   
 
 99  10 
     public static int TERMINAL_SPEED = 32;
 100   
 
 101  10 
     public static int REMOTE_FLOW_CONTROL = 33;
 102   
 
 103  10 
     public static int LINEMODE = 34;
 104   
 
 105  10 
     public static int X_DISPLAY_LOCATION = 35;
 106   
 
 107  10 
     public static int OLD_ENVIRONMENT_VARIABLES = 36;
 108   
 
 109  10 
     public static int AUTHENTICATION = 37;
 110   
 
 111  10 
     public static int ENCRYPTION = 38;
 112   
 
 113  10 
     public static int NEW_ENVIRONMENT_VARIABLES = 39;
 114   
 
 115  10 
     public static int EXTENDED_OPTIONS_LIST = 255;
 116   
 
 117  10 
     private static int __FIRST_OPTION = BINARY;
 118  10 
     private static int __LAST_OPTION = EXTENDED_OPTIONS_LIST;
 119   
 
 120  10 
     private static final String __optionString[] = {
 121   
                 "BINARY", "ECHO", "RCP", "SUPPRESS GO AHEAD", "NAME", "STATUS",
 122   
                 "TIMING MARK", "RCTE", "NAOL", "NAOP", "NAOCRD", "NAOHTS", "NAOHTD",
 123   
                 "NAOFFD", "NAOVTS", "NAOVTD", "NAOLFD", "EXTEND ASCII", "LOGOUT",
 124   
                 "BYTE MACRO", "DATA ENTRY TERMINAL", "SUPDUP", "SUPDUP OUTPUT",
 125   
                 "SEND LOCATION", "TERMINAL TYPE", "END OF RECORD", "TACACS UID",
 126   
                 "OUTPUT MARKING", "TTYLOC", "3270 REGIME", "X.3 PAD", "NAWS", "TSPEED",
 127   
                 "LFLOW", "LINEMODE", "XDISPLOC", "OLD-ENVIRON", "AUTHENTICATION",
 128   
                 "ENCRYPT", "NEW-ENVIRON", "TN3270E", "XAUTH", "CHARSET", "RSP",
 129   
                 "Com Port Control", "Suppress Local Echo", "Start TLS",
 130   
                 "KERMIT", "SEND-URL", "FORWARD_X", "", "", "",
 131   
                 "", "", "", "", "", "", "", "", "", "",
 132   
                 "", "", "", "", "", "", "", "", "", "",
 133   
                 "", "", "", "", "", "", "", "", "", "",
 134   
                 "", "", "", "", "", "", "", "", "", "",
 135   
                 "", "", "", "", "", "", "", "", "", "",
 136   
                 "", "", "", "", "", "", "", "", "", "",
 137   
                 "", "", "", "", "", "", "", "", "", "",
 138   
                 "", "", "", "", "", "", "", "", "", "",
 139   
                 "", "", "", "", "", "TELOPT PRAGMA LOGON", "TELOPT SSPI LOGON",
 140   
                 "TELOPT PRAGMA HEARTBEAT", "", "", "", "",
 141   
                 "", "", "", "", "", "", "", "", "", "",
 142   
                 "", "", "", "", "", "", "", "", "", "",
 143   
                 "", "", "", "", "", "", "", "", "", "",
 144   
                 "", "", "", "", "", "", "", "", "", "",
 145   
                 "", "", "", "", "", "", "", "", "", "",
 146   
                 "", "", "", "", "", "", "", "", "", "",
 147   
                 "", "", "", "", "", "", "", "", "", "",
 148   
                 "", "", "", "", "", "", "", "", "", "",
 149   
                 "", "", "", "", "", "", "", "", "", "",
 150   
                 "", "", "", "", "", "", "", "", "", "",
 151   
                 "", "", "", "", "", "", "", "", "", "",
 152   
                 "Extended-Options-List"
 153   
             };
 154   
 
 155   
 
 156   
     /***
 157   
      * Returns the string representation of the telnet protocol option
 158   
      * corresponding to the given option code.
 159   
      * <p>
 160   
      * @param code The option code of the telnet protocol option
 161   
      * @return The string representation of the telnet protocol option.
 162   
      ***/
 163   
     public static final String getOption(int code)
 164   
     {
 165  6 
         if(__optionString[code].length() == 0)
 166   
         {
 167  2 
             return "UNASSIGNED";
 168   
         }
 169   
         else
 170   
         {
 171  4 
             return __optionString[code];
 172   
         }
 173   
     }
 174   
 
 175   
 
 176   
     /***
 177   
      * Determines if a given option code is valid.  Returns true if valid,
 178   
      * false if not.
 179   
      * <p>
 180   
      * @param code  The option code to test.
 181   
      * @return True if the option code is valid, false if not.
 182   
      **/
 183   
     public static final boolean isValidOption(int code)
 184   
     {
 185  66 
         return (code <= __LAST_OPTION);
 186   
     }
 187   
 
 188   
     // Cannot be instantiated
 189   
     private TelnetOption()
 190  0 
     { }
 191   
 }

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