Package org.nineml.coffeegrinder.parser

Class EarleyItem

java.lang.Object

org.nineml.coffeegrinder.parser.EarleyItem

public class EarleyItem
extends Object

An Earley item.

Earley items are used internally by the parser to keep track of the current state. The current state is an internal State that tracks progress through a production and an indication of where (in the input) the item began. There's also a ForestNode to track the parse forest.

Field Summary

Fields

Modifier and Type	Field	Description
final int	j
final State	state
final ForestNode	w

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object obj)
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Field Details

state

public final State state

j

public final int j

w

public final ForestNode w

Method Details

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object