edu.nyu.jet.pat

Class FeatureTest

java.lang.Object

edu.nyu.jet.pat.FeatureTest

public class FeatureTest
extends Object

representation of a condition on a feature value, represented in the pattern language by ? predicate (argument).

Constructor Summary

Constructors

Constructor and Description
FeatureTest(StreamTokenizer tok) creates a FeatureTest from the next tokens in tok.
FeatureTest(String predicate, Object argument) creates a FeatureTest with the specified predicate and argument.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	apply(Object value) returns true if this FeatureTest is satisfied by value.

Methods inherited from class java.lang.Object

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

Constructor Detail

FeatureTest

public FeatureTest(String predicate,
           Object argument)

creates a FeatureTest with the specified predicate and argument.

FeatureTest

public FeatureTest(StreamTokenizer tok)
            throws IOException,
                   PatternSyntaxError

creates a FeatureTest from the next tokens in tok. These should have the form
? predicate ( argument )
where the '?' is the current token on entry, argument is a symbol or integer, and the ')' is the current token on exit.

Throws:

IOException

PatternSyntaxError

Method Detail

apply

public boolean apply(Object value)

returns true if this FeatureTest is satisfied by value.