edu.nyu.jet.pat

Class NullPatternElement

java.lang.Object

edu.nyu.jet.pat.PatternElement

edu.nyu.jet.pat.AtomicPatternElement

edu.nyu.jet.pat.NullPatternElement

public class NullPatternElement
extends AtomicPatternElement

a pattern element which always succeeds. Used in creating graphs for optional pattern elements.

Constructor Summary

Constructors

Constructor and Description
NullPatternElement()

Method Summary

Methods

Modifier and Type	Method and Description
void	eval(Document doc, int posn, String tokenString, HashMap bindings, PatternApplication patap, PatternNode node)
String	toString()

Methods inherited from class edu.nyu.jet.pat.AtomicPatternElement

toGraph

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

NullPatternElement

public NullPatternElement()

Method Detail

toString

public String toString()

Specified by:

toString in class PatternElement

eval

public void eval(Document doc,
        int posn,
        String tokenString,
        HashMap bindings,
        PatternApplication patap,
        PatternNode node)

Specified by:

eval in class AtomicPatternElement