edu.washington.cs.knowitall.regex

Class Expression.BaseExpression<E>

java.lang.Object

edu.washington.cs.knowitall.regex.Expression.BaseExpression<E>

Type Parameters:

E -

All Implemented Interfaces:

com.google.common.base.Predicate<E>, Expression<E>

Enclosing interface:

Expression<E>

public abstract static class Expression.BaseExpression<E>
extends Object
implements Expression<E>

An expression with no subexpression that is evaluated against a token using the supplied delegate.

Author:

Michael Schmitz

Nested Class Summary

Nested classes/interfaces inherited from interface edu.washington.cs.knowitall.regex.Expression

Expression.AssertionExpression<E>, Expression.BaseExpression<E>, Expression.EndAssertion<E>, Expression.MatchingGroup<E>, Expression.MinMax<E>, Expression.NamedGroup<E>, Expression.NonMatchingGroup<E>, Expression.Option<E>, Expression.Or<E>, Expression.Plus<E>, Expression.Star<E>, Expression.StartAssertion<E>

Field Summary

Fields

Modifier and Type	Field and Description
String	source

Constructor Summary

Constructors

Constructor and Description
Expression.BaseExpression(String source)

Method Summary

Methods

Modifier and Type	Method and Description
abstract boolean	apply(E entity) The delegate to evaluate the expression against a token.
FiniteAutomaton.Automaton<E>	build() Convert the expression into a NFA.
int	minMatchingLength()
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.google.common.base.Predicate

equals

Field Detail

source

public final String source

Constructor Detail

Expression.BaseExpression

public Expression.BaseExpression(String source)

Method Detail

apply

public abstract boolean apply(E entity)

The delegate to evaluate the expression against a token.

Specified by:

apply in interface com.google.common.base.Predicate<E>

toString

public String toString()

Overrides:

toString in class Object

build

public FiniteAutomaton.Automaton<E> build()

Convert the expression into a NFA.

Specified by:

build in interface Expression<E>

minMatchingLength

public int minMatchingLength()

Specified by:

minMatchingLength in interface Expression<E>