org.lenskit.util.keys

Class KeyedObjectMapBuilder<T>

java.lang.Object

org.lenskit.util.keys.KeyedObjectMapBuilder<T>

public class KeyedObjectMapBuilder<T>
extends Object

Builder for keyed object maps.

Constructor Summary

Constructors

Constructor and Description
KeyedObjectMapBuilder(KeyExtractor<? super T> ex)

Method Summary

Modifier and Type	Method and Description
KeyedObjectMapBuilder<T>	add(T... items)
KeyedObjectMapBuilder<T>	add(T item)
KeyedObjectMapBuilder<T>	addAll(Iterable<? extends T> items)
KeyedObjectMap<T>	build()
boolean	containsKey(long key) Query whether an object with the specified key has been added.
Collection<T>	objects() Get the objects that have been added so far.

Methods inherited from class java.lang.Object

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

Constructor Detail

KeyedObjectMapBuilder

public KeyedObjectMapBuilder(KeyExtractor<? super T> ex)

Method Detail

add

public KeyedObjectMapBuilder<T> add(T item)

addAll

public KeyedObjectMapBuilder<T> addAll(Iterable<? extends T> items)

add

public KeyedObjectMapBuilder<T> add(T... items)

objects

public Collection<T> objects()

Get the objects that have been added so far. Useful for re-processing them before finalizing the builder.

Returns:

The objects added so far.

containsKey

public boolean containsKey(long key)

Query whether an object with the specified key has been added.

Parameters:

key - The key to query.

Returns:

true if an object with key key has been added.

build

public KeyedObjectMap<T> build()