org.wikidata.wdtk.datamodel.implementation

Class SnakGroupImpl

java.lang.Object

java.util.AbstractCollection<E>

java.util.AbstractList<Snak>

org.wikidata.wdtk.datamodel.implementation.SnakGroupImpl

All Implemented Interfaces:

Iterable<Snak>, Collection<Snak>, List<Snak>, SnakGroup

public class SnakGroupImpl
extends AbstractList<Snak>
implements SnakGroup

Helper class to represent a SnakGroup deserialized from JSON. The actual data is part of a map of lists of SnakImpl objects in JSON, so there is no corresponding JSON object.

Author:

Markus Kroetzsch

Field Summary

Fields inherited from class java.util.AbstractList

modCount

Constructor Summary

Constructors

Constructor and Description
SnakGroupImpl(List<Snak> snaks) Constructor.

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object obj)
Snak	get(int i)
PropertyIdValue	getProperty() Get the property used by each snak in this group.
List<Snak>	getSnaks() Get the list of Snaks of this group.
int	hashCode()
boolean	isEmpty()
Iterator<Snak>	iterator()
static List<SnakGroup>	makeSnakGroups(Map<String,List<Snak>> snaks, List<String> propertyOrder) Construct a list of SnakGroup objects from a map from property ids to snak lists as found in JSON.
int	size()
String	toString()

Methods inherited from class java.util.AbstractList

add, add, addAll, clear, indexOf, lastIndexOf, listIterator, listIterator, remove, removeRange, set, subList

Methods inherited from class java.util.AbstractCollection

addAll, contains, containsAll, remove, removeAll, retainAll, toArray, toArray

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Collection

add, addAll, clear, contains, containsAll, parallelStream, remove, removeAll, removeIf, retainAll, spliterator, stream, toArray, toArray

Methods inherited from interface java.lang.Iterable

forEach

Methods inherited from interface java.util.List

addAll, contains, containsAll, remove, removeAll, replaceAll, retainAll, sort, spliterator, toArray, toArray

Constructor Detail

SnakGroupImpl

public SnakGroupImpl(List<Snak> snaks)

Constructor.

Parameters:

snaks - a non-empty list of snaks that use the same property

Method Detail

get

public Snak get(int i)

Specified by:

get in interface List<Snak>

Specified by:

get in class AbstractList<Snak>

iterator

public Iterator<Snak> iterator()

Specified by:

iterator in interface Iterable<Snak>

Specified by:

iterator in interface Collection<Snak>

Specified by:

iterator in interface List<Snak>

Overrides:

iterator in class AbstractList<Snak>

size

public int size()

Specified by:

size in interface Collection<Snak>

Specified by:

size in interface List<Snak>

Specified by:

size in class AbstractCollection<Snak>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Collection<Snak>

Specified by:

isEmpty in interface List<Snak>

Overrides:

isEmpty in class AbstractCollection<Snak>

getSnaks

public List<Snak> getSnaks()

Description copied from interface: SnakGroup

Get the list of Snaks of this group.

Specified by:

getSnaks in interface SnakGroup

Returns:

a list of Snaks

getProperty

public PropertyIdValue getProperty()

Description copied from interface: SnakGroup

Get the property used by each snak in this group.

Specified by:

getProperty in interface SnakGroup

Returns:

a PropertyIdValue

makeSnakGroups

public static List<SnakGroup> makeSnakGroups(Map<String,List<Snak>> snaks,
                                             List<String> propertyOrder)

Construct a list of SnakGroup objects from a map from property ids to snak lists as found in JSON.

Parameters:

snaks - the map with the data

Returns:

the result list

hashCode

public int hashCode()

Specified by:

hashCode in interface Collection<Snak>

Specified by:

hashCode in interface List<Snak>

Overrides:

hashCode in class AbstractList<Snak>

equals

public boolean equals(Object obj)

Specified by:

equals in interface Collection<Snak>

Specified by:

equals in interface List<Snak>

Overrides:

equals in class AbstractList<Snak>

toString

public String toString()

Overrides:

toString in class AbstractCollection<Snak>