ch.uzh.ifi.attempto.chartparser
Class CPAbstractOption

java.lang.Object
  ch.uzh.ifi.attempto.chartparser.CPAbstractOption

All Implemented Interfaces:

AbstractOption

public class CPAbstractOption
extends java.lang.Object
implements AbstractOption

This class represents an abstract option for the chart parser. Such an abstract option consists of a category that represents possible next tokens and of a set of zero or more exceptions, also in the form of categories. The categories can be terminal or pre-terminal, but not non-terminal.

Author:

Tobias Kuhn

Method Summary

boolean	equals(java.lang.Object obj)
Category	getCategory() Returns the terminal or pre-terminal category that represents possible next tokens.
java.lang.String	getCategoryName() Returns the name of the category that represents possible next tokens.
Category[]	getExceptions() This method returns the exceptions.
int	hashCode()
boolean	isFulfilledBy(Category c) Returns true if the given category is fulfilled by this option.
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Method Detail

getCategory

public Category getCategory()

Returns the terminal or pre-terminal category that represents possible next tokens.

Returns:

The terminal or pre-terminal category.

getCategoryName

public java.lang.String getCategoryName()

Description copied from interface: AbstractOption

Returns the name of the category that represents possible next tokens.

Specified by:

getCategoryName in interface AbstractOption

Returns:

The category name.

getExceptions

public Category[] getExceptions()

This method returns the exceptions.

Returns:

The exceptions in the form of categories.

isFulfilledBy

public boolean isFulfilledBy(Category c)

Returns true if the given category is fulfilled by this option.

Parameters:

c - The category.

Returns:

true if it is fulfilled by this option.

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object