Option


1   package org.incava.jagol;
2   
3   import java.io.*;
4   import java.util.*;
5   
6   
7   /**
8    * Base class of all options.
9    */
10  public abstract class Option
11  {
12      protected String   longName;
13  
14      protected char shortName;
15  
16      private String   description;
17      
18      public Option(String   longName, String   description)
19      {
20          this.longName = longName;
21          this.description = description;
22      }
23  
24      public void setShortName(char shortName)
25      {
26          this.shortName = shortName;
27      }
28  
29      public void setLongName(String   longName)
30      {
31          this.longName = longName;
32      }
33      
34      /**
35       * Returns the long option name.
36       */
37      public String   getLongName()
38      {
39          return longName;
40      }
41  
42      /**
43       * Returns the short option name.
44       */
45      public char getShortName()
46      {
47          return shortName;
48      }
49  
50      /**
51       * Returns the description.
52       */
53      public String   getDescription()
54      {
55          return description;
56      }
57  
58      /**
59       * Sets from a list of command-line arguments. Returns whether this option
60       * could be set from the current head of the list.
61       */
62      public abstract boolean set(String   arg, List args) throws OptionException;
63  
64      /**
65       * Sets the value from the string, for this option type.
66       */
67      public abstract void setValue(String   value) throws InvalidTypeException;
68  
69  }
70
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