javatools.parsers

Class NounGroup

java.lang.Object

javatools.parsers.NounGroup

public class NounGroup
extends java.lang.Object

This class is part of the Java Tools (see http://mpii.de/yago-naga/javatools). It is licensed under the Creative Commons Attribution License (see http://creativecommons.org/licenses/by/3.0) by the YAGO-NAGA team (see http://mpii.de/yago-naga). The class NounGroup splits a noun group (given by a String) into its modifiers and its head.
Example:

     System.out.println(new NounGroup("the United States of America").description());
     ->
      NounGroup:
        Original: the_United_States_of_America
        Determiner: the
        Head: State
        Plural: true
        preModifiers: United
        Adjective: 
        Preposition: of
        postModifier:
          NounGroup:
            Original: America
            Determiner:
            Head: America
            Plural: false
            preModifiers:
            Preposition:
            postModifier:

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	NounGroup.String2Boolean Defines just one function from a String to a boolean

Field Summary

Fields

Modifier and Type	Field and Description
protected java.lang.String	adjective Holds the adjective
protected java.lang.String	determiner Holds the determiner (if any)
static java.util.Set<java.lang.String>	determiners Contains determiners
protected java.lang.String	head Holds the head of the noun group
static NounGroup.String2Boolean	isAdjective Tells whether a word is an adjective (currently by a simple heuristics
protected java.lang.String	original Holds the original noun group
protected NounGroup	postModifier Holds the noun group after the preposition
protected java.lang.String	preModifier Holds the modifiers before the head
protected java.lang.String	preposition Holds the preposition
static FinalSet<java.lang.String>	prepositions Holds prepositions (like "of" etc.)

Constructor Summary

Constructors

Constructor and Description
NounGroup(java.util.List<java.lang.String> words) Constructs a noun group from a list of words
NounGroup(java.lang.String s) Constructs a noun group from a String

Method Summary

Modifier and Type	Method and Description
java.lang.String	adjective() Returns the adjective.
java.lang.String	description() Returns all fields in a String
java.lang.String	determiner() Returns the determiner.
boolean	equals(java.lang.Object o) Checks if the originals match
java.lang.String	head() Returns the head (lowercased singular).
static void	main(java.lang.String[] args) Test method
java.lang.String	original() Returns the original.
NounGroup	postModifier() Returns the postModifier.
java.lang.String	preModifier() Returns the preModifier.
java.lang.String	preposition() Returns the preposition.
boolean	stemHead() Stems the head.
java.lang.String	stemmed() Returns the full name with the head word stemmed
java.lang.String	toString() Returns the original

Methods inherited from class java.lang.Object

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

Field Detail

isAdjective

public static NounGroup.String2Boolean isAdjective

Tells whether a word is an adjective (currently by a simple heuristics

determiners

public static final java.util.Set<java.lang.String> determiners

Contains determiners

prepositions

public static final FinalSet<java.lang.String> prepositions

Holds prepositions (like "of" etc.)

original

protected java.lang.String original

Holds the original noun group

adjective

protected java.lang.String adjective

Holds the adjective

preposition

protected java.lang.String preposition

Holds the preposition

postModifier

protected NounGroup postModifier

Holds the noun group after the preposition

head

protected java.lang.String head

Holds the head of the noun group

preModifier

protected java.lang.String preModifier

Holds the modifiers before the head

determiner

protected java.lang.String determiner

Holds the determiner (if any)

Constructor Detail

NounGroup

public NounGroup(java.lang.String s)

Constructs a noun group from a String

NounGroup

public NounGroup(java.util.List<java.lang.String> words)

Constructs a noun group from a list of words

Method Detail

adjective

public java.lang.String adjective()

Returns the adjective.

determiner

public java.lang.String determiner()

Returns the determiner.

head

public java.lang.String head()

Returns the head (lowercased singular).

original

public java.lang.String original()

Returns the original.

postModifier

public NounGroup postModifier()

Returns the postModifier.

preModifier

public java.lang.String preModifier()

Returns the preModifier.

preposition

public java.lang.String preposition()

Returns the preposition.

stemmed

public java.lang.String stemmed()

Returns the full name with the head word stemmed

stemHead

public boolean stemHead()

Stems the head. TRUE if this had any effect

equals

public boolean equals(java.lang.Object o)

Checks if the originals match

Overrides:

equals in class java.lang.Object

toString

public java.lang.String toString()

Returns the original

Overrides:

toString in class java.lang.Object

description

public java.lang.String description()

Returns all fields in a String

main

public static void main(java.lang.String[] args)
                 throws java.lang.Exception

Test method

Throws:

java.lang.Exception