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## org.maltparser.core.options.option
Class Option

    java.lang.Object
      org.maltparser.core.options.option.Option

All Implemented Interfaces:
  Comparable<Option>

Direct Known Subclasses:
  BoolOption, ClassOption, EnumOption, IntegerOption, StringEnumOption, StringOption, UnaryOption

    public abstract class Option

extends Object
implements Comparable<Option>

Abstract class that contains description of an option that are the same over all option types.

Since:
  1.0
Author:
  Johan Hall

Field Summary
`static int` | `BOTH` The option is relevant both during learning and processing (parsing)
`static int` | `NONE`
`static int` | `PROCESS` The option is only relevant during processing (parsing)
`static int` | `SAVE` The option is saved during learning and cannot be overloaded during processing (parsing)
`static int` | `TRAIN` The option is only relevant during learning

Constructor Summary
`Option(OptionGroup group, String name, String shortDescription, String flag, String usage)` Creates an option description

Method Summary
`int` | `compareTo(Option o)`
`abstract Object` | `getDefaultValueObject()` Returns the object for the default value for option.
`abstract String` | `getDefaultValueString()` Returns a string representation of the default value.
`String` | `getFlag()` Returns a character that is used as a flag for the command line input
`OptionGroup` | `getGroup()` Returns a reference to a option group.
`String` | `getName()` Returns the name of the option.
`String` | `getShortDescription()` Returns a short description of the option
`abstract String` | `getStringRepresentation(Object value)` Returns a string representation of the option value.
`int` | `getUsage()` Returns the usage of the option.
`abstract Object` | `getValueObject(String value)` Returns the corresponding object for the option value (specified as a string value).
`boolean` | `isAmbiguous()` Returns true if the option name is ambiguous over all option groups, otherwise false.
`void` | `setAmbiguous(boolean ambiguous)` Sets true if the option name is ambiguous over all option groups, otherwise false.
`abstract void` | `setDefaultValue(String defaultValue)` Sets the default value for the option.
`void` | `setFlag(String flag)` Sets a character that is used as a flag for the command line input
`void` | `setGroup(OptionGroup group)` Sets the reference to the option group
`void` | `setName(String name)` Sets the name of the option.
`void` | `setShortDescription(String shortDescription)` Sets a short description of the option
`void` | `setUsage(int usage)` Sets the usage of the option.
`void` | `setUsage(String usage)` Sets the usage of the option.
`String` | `toString()`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

Field Detail

### NONE

    public static final int NONE

See Also:
  Constant Field Values

### TRAIN

    public static final int TRAIN

  The option is only relevant during learning

  See Also:
    Constant Field Values

### PROCESS

    public static final int PROCESS

  The option is only relevant during processing (parsing)

  See Also:
    Constant Field Values

### BOTH

    public static final int BOTH

  The option is relevant both during learning and processing (parsing)

  See Also:
    Constant Field Values

### SAVE

    public static final int SAVE

  The option is saved during learning and cannot be overloaded during processing (parsing)

  See Also:
    Constant Field Values

Constructor Detail

### Option

    public Option(OptionGroup group,
                  String name,
                  String shortDescription,
                  String flag,
                  String usage)
           throws MaltChainedException

  Creates an option description

  Parameters:
    `group` - a reference to the option group.
    `name` - the name of the option.
    `shortDescription` - a short description of the option.
    `flag` - a flag that can be used in the command line.
    `usage` - a string that explains the usage of the option.
  Throws:
    `OptionException`
    `MaltChainedException`

Method Detail

### getValueObject

    public abstract Object getValueObject(String value)
                                   throws MaltChainedException

  Returns the corresponding object for the option value (specified as a string value).

  Parameters:
    `value` - the string option value
  Returns:
    the corresponding object for the option value (specified as a string value).
  Throws:
    `OptionException`
    `MaltChainedException`

### getDefaultValueObject

    public abstract Object getDefaultValueObject()
                                          throws MaltChainedException

  Returns the object for the default value for option.

  Returns:
    the object for the default value for option.
  Throws:
    `OptionException`
    `MaltChainedException`

### getDefaultValueString

    public abstract String getDefaultValueString()

  Returns a string representation of the default value.

  Returns:
    a string representation of the default value

### setDefaultValue

    public abstract void setDefaultValue(String defaultValue)
                                  throws MaltChainedException

  Sets the default value for the option.

  Parameters:
    `defaultValue` - the string default value
  Throws:
    `OptionException`
    `MaltChainedException`

### getStringRepresentation

    public abstract String getStringRepresentation(Object value)

  Returns a string representation of the option value.

  Parameters:
    `value` - an option value object
  Returns:
    a string representation of the option value, if the option value could not be found null is returned.

### getGroup

    public OptionGroup getGroup()

  Returns a reference to a option group.

  Returns:
    a reference to a option group.

### setGroup

    public void setGroup(OptionGroup group)

  Sets the reference to the option group

  Parameters:
    `group` - a reference to a option group

### getName

    public String getName()

  Returns the name of the option.

  Returns:
    the name of the option.

### setName

    public void setName(String name)
                 throws MaltChainedException

  Sets the name of the option.

  Parameters:
    `name` - the name of the option.
  Throws:
    `OptionException`
    `MaltChainedException`

### getShortDescription

    public String getShortDescription()

  Returns a short description of the option

  Returns:
    a short description of the option

### setShortDescription

    public void setShortDescription(String shortDescription)

  Sets a short description of the option

  Parameters:
    `shortDescription` - a short description of the option

### getFlag

    public String getFlag()

  Returns a character that is used as a flag for the command line input

  Returns:
    a character that is used as a flag for the command line input

### setFlag

    public void setFlag(String flag)
                 throws MaltChainedException

  Sets a character that is used as a flag for the command line input

  Parameters:
    `flag` - a character that is used as a flag for the command line input
  Throws:
    `OptionException`
    `MaltChainedException`

### getUsage

    public int getUsage()

  Returns the usage of the option.

  Returns:
    the usage of the option.

### setUsage

    public void setUsage(String usage)
                  throws MaltChainedException

  Sets the usage of the option.

  Parameters:
    `usage` - the usage of the option.
  Throws:
    `OptionException`
    `MaltChainedException`

### setUsage

    public void setUsage(int usage)
                  throws MaltChainedException

  Sets the usage of the option.

  Parameters:
    `usage` - the usage of the option.
  Throws:
    `OptionException`
    `MaltChainedException`

### isAmbiguous

    public boolean isAmbiguous()

  Returns true if the option name is ambiguous over all option groups, otherwise false.

  Returns:
    true if the option name is ambiguous over all option groups, otherwise false.

### setAmbiguous

    public void setAmbiguous(boolean ambiguous)

  Sets true if the option name is ambiguous over all option groups, otherwise false.

  Parameters:
    `ambiguous` - true if the option name is ambiguous over all option groups, otherwise false.

### compareTo

    public int compareTo(Option o)

  Specified by:
    `compareTo` in interface `Comparable<Option>`

### toString

    public String toString()

  Overrides:
    `toString` in class `Object`

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Copyright 2007-2010 Johan Hall, Jens Nilsson and Joakim Nivre.