org.nineml.coffeegrinder.parser

Class EarleyItem

java.lang.Object

org.nineml.coffeegrinder.parser.EarleyItem

public class EarleyItem
extends java.lang.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 and Description
int	j
State	state
ForestNode	w

Method Summary

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

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Field Detail

state

public final State state

j

public final int j

w

public final ForestNode w

Method Detail

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