Package org.eclipse.collections.api.multimap.bag

Interface ImmutableBagMultimap<K,V>

All Superinterfaces:

BagMultimap<K,V>, ImmutableBagIterableMultimap<K,V>, ImmutableMultimap<K,V>, Multimap<K,V>, UnsortedBagMultimap<K,V>

All Known Implementing Classes:

ImmutableBagMultimapImpl

public interface ImmutableBagMultimap<K,V>
extends UnsortedBagMultimap<K,V>, ImmutableBagIterableMultimap<K,V>

Since:

1.0

Method Summary

Modifier and Type	Method	Description
<K2, V2> ImmutableBagMultimap<K2,V2>	collectKeyMultiValues(Function<? super K,? extends K2> keyFunction, Function<? super V,? extends V2> valueFunction)	Returns a new multimap with the results of applying the specified keyFunction and valueFunction on each key and corresponding values of the source multimap.
<K2, V2> ImmutableBagMultimap<K2,V2>	collectKeysValues(Function2<? super K,? super V,Pair<K2,V2>> function)	Returns a new multimap with the results of applying the specified function on each key and value of the source multimap.
<V2> ImmutableBagMultimap<K,V2>	collectValues(Function<? super V,? extends V2> function)	Returns a new multimap with the results of applying the specified function on each value of the source multimap.
ImmutableBagMultimap<V,K>	flip()	Given a Multimap from Domain -> Range return a multimap from Range -> Domain.
ImmutableBag<V>	get(K key)	Returns a view of all values associated with the given key.
ImmutableBagMultimap<K,V>	newEmpty()	Creates a new instance of the same implementation type, using the default capacity and growth parameters.
ImmutableBagMultimap<K,V>	newWith(K key, V value)
ImmutableBagMultimap<K,V>	newWithAll(K key, Iterable<? extends V> values)
ImmutableBagMultimap<K,V>	newWithout(Object key, Object value)
ImmutableBagMultimap<K,V>	newWithoutAll(Object key)
ImmutableBagMultimap<K,V>	rejectKeysMultiValues(Predicate2<? super K,? super Iterable<V>> predicate)	Returns all elements of the source multimap that don't satisfy the predicate.
ImmutableBagMultimap<K,V>	rejectKeysValues(Predicate2<? super K,? super V> predicate)	Returns all elements of the source multimap that don't satisfy the predicate.
ImmutableBagMultimap<K,V>	selectKeysMultiValues(Predicate2<? super K,? super Iterable<V>> predicate)	Returns all elements of the source multimap that satisfies the predicate.
ImmutableBagMultimap<K,V>	selectKeysValues(Predicate2<? super K,? super V> predicate)	Returns all elements of the source multimap that satisfies the predicate.

Methods inherited from interface org.eclipse.collections.api.multimap.Multimap

collectKeyMultiValues, collectKeysValues, collectValues, containsKey, containsKeyAndValue, containsValue, equals, forEachKey, forEachKeyMultiValues, forEachKeyValue, forEachValue, hashCode, isEmpty, keyBag, keyMultiValuePairsView, keySet, keysView, keyValuePairsView, multiValuesView, notEmpty, rejectKeysMultiValues, rejectKeysValues, selectKeysMultiValues, selectKeysValues, size, sizeDistinct, toMap, toMap, valuesView

Methods inherited from interface org.eclipse.collections.api.multimap.bag.UnsortedBagMultimap

toImmutable, toMutable

Method Details

newEmpty

ImmutableBagMultimap<K,V> newEmpty()

Description copied from interface: Multimap

Creates a new instance of the same implementation type, using the default capacity and growth parameters.

Specified by:

newEmpty in interface BagMultimap<K,V>

Specified by:

newEmpty in interface ImmutableBagIterableMultimap<K,V>

Specified by:

newEmpty in interface ImmutableMultimap<K,V>

Specified by:

newEmpty in interface Multimap<K,V>

Specified by:

newEmpty in interface UnsortedBagMultimap<K,V>

get

ImmutableBag<V> get(K key)

Description copied from interface: Multimap

Returns a view of all values associated with the given key.

If the given key does not exist, an empty RichIterable is returned.

Specified by:

get in interface BagMultimap<K,V>

Specified by:

get in interface ImmutableBagIterableMultimap<K,V>

Specified by:

get in interface ImmutableMultimap<K,V>

Specified by:

get in interface Multimap<K,V>

Specified by:

get in interface UnsortedBagMultimap<K,V>

Parameters:

key - the key to search for

newWith

ImmutableBagMultimap<K,V> newWith(K key, V value)

Specified by:

newWith in interface ImmutableBagIterableMultimap<K,V>

Specified by:

newWith in interface ImmutableMultimap<K,V>

newWithout

ImmutableBagMultimap<K,V> newWithout(Object key, Object value)

Specified by:

newWithout in interface ImmutableBagIterableMultimap<K,V>

Specified by:

newWithout in interface ImmutableMultimap<K,V>

newWithAll

ImmutableBagMultimap<K,V> newWithAll(K key, Iterable<? extends V> values)

Specified by:

newWithAll in interface ImmutableBagIterableMultimap<K,V>

Specified by:

newWithAll in interface ImmutableMultimap<K,V>

newWithoutAll

ImmutableBagMultimap<K,V> newWithoutAll(Object key)

Specified by:

newWithoutAll in interface ImmutableBagIterableMultimap<K,V>

Specified by:

newWithoutAll in interface ImmutableMultimap<K,V>

flip

ImmutableBagMultimap<V,K> flip()

Description copied from interface: Multimap

Given a Multimap from Domain -> Range return a multimap from Range -> Domain.

Specified by:

flip in interface BagMultimap<K,V>

Specified by:

flip in interface ImmutableBagIterableMultimap<K,V>

Specified by:

flip in interface ImmutableMultimap<K,V>

Specified by:

flip in interface Multimap<K,V>

selectKeysValues

ImmutableBagMultimap<K,V> selectKeysValues(Predicate2<? super K,? super V> predicate)

Description copied from interface: Multimap

Returns all elements of the source multimap that satisfies the predicate. This method is also commonly called filter.

e.g.
 return multimap.selectKeysValues(new Predicate2<Integer, Person>()
 {
     public boolean accept(Integer age, Person person)
     {
         return (age >= 18)
                  && (person.getAddress().getCity().equals("Metuchen"));
     }
 });
 

Specified by:

selectKeysValues in interface BagMultimap<K,V>

Specified by:

selectKeysValues in interface ImmutableBagIterableMultimap<K,V>

Specified by:

selectKeysValues in interface ImmutableMultimap<K,V>

Specified by:

selectKeysValues in interface Multimap<K,V>

Specified by:

selectKeysValues in interface UnsortedBagMultimap<K,V>

Parameters:

predicate - a Predicate2 to use as the select criteria

Returns:

Multimap, which contains elements as a result of the select criteria

rejectKeysValues

ImmutableBagMultimap<K,V> rejectKeysValues(Predicate2<? super K,? super V> predicate)

Description copied from interface: Multimap

Returns all elements of the source multimap that don't satisfy the predicate.

e.g.
 return multimap.rejectKeysValues(new Predicate2<Integer, Person>()
 {
     public boolean accept(Integer age, Person person)
     {
         return (age >= 18)
                  && (person.getAddress().getCity().equals("Metuchen"));
     }
 });
 

Specified by:

rejectKeysValues in interface BagMultimap<K,V>

Specified by:

rejectKeysValues in interface ImmutableBagIterableMultimap<K,V>

Specified by:

rejectKeysValues in interface ImmutableMultimap<K,V>

Specified by:

rejectKeysValues in interface Multimap<K,V>

Specified by:

rejectKeysValues in interface UnsortedBagMultimap<K,V>

Parameters:

predicate - a Predicate2 to use as the reject criteria

Returns:

Multimap, which contains elements that don't satisfy the predicate

selectKeysMultiValues

ImmutableBagMultimap<K,V> selectKeysMultiValues(Predicate2<? super K,? super Iterable<V>> predicate)

Description copied from interface: Multimap

Returns all elements of the source multimap that satisfies the predicate. This method is also commonly called filter.

e.g.
 return multimap.selectKeysMultiValues(new Predicate2<Integer, Iterable<Person>>()
 {
     public boolean accept(Integer age, Iterable<Person> values)
     {
         return (age >= 18)
                  && ((RichIterable<Person>)values.size() >= 2);
     }
 });
 

Specified by:

selectKeysMultiValues in interface BagMultimap<K,V>

Specified by:

selectKeysMultiValues in interface ImmutableBagIterableMultimap<K,V>

Specified by:

selectKeysMultiValues in interface ImmutableMultimap<K,V>

Specified by:

selectKeysMultiValues in interface Multimap<K,V>

Specified by:

selectKeysMultiValues in interface UnsortedBagMultimap<K,V>

Parameters:

predicate - a Predicate2 to use as the select criteria

Returns:

Multimap, which contains elements as a result of the select criteria

rejectKeysMultiValues

ImmutableBagMultimap<K,V> rejectKeysMultiValues(Predicate2<? super K,? super Iterable<V>> predicate)

Description copied from interface: Multimap

Returns all elements of the source multimap that don't satisfy the predicate.

e.g.
 return multimap.rejectKeysMultiValues(new Predicate2<Integer, Iterable<Person>>()
 {
     public boolean accept(Integer age, Iterable<Person> values)
     {
         return (age >= 18)
                  && ((RichIterable<Person>)values.size() >= 2);
     }
 });
 

Specified by:

rejectKeysMultiValues in interface BagMultimap<K,V>

Specified by:

rejectKeysMultiValues in interface ImmutableBagIterableMultimap<K,V>

Specified by:

rejectKeysMultiValues in interface ImmutableMultimap<K,V>

Specified by:

rejectKeysMultiValues in interface Multimap<K,V>

Specified by:

rejectKeysMultiValues in interface UnsortedBagMultimap<K,V>

Parameters:

predicate - a Predicate2 to use as the reject criteria

Returns:

Multimap, which contains elements that don't satisfy the predicate

collectKeysValues

<K2, V2> ImmutableBagMultimap<K2,V2> collectKeysValues(Function2<? super K,? super V,Pair<K2,V2>> function)

Description copied from interface: Multimap

Returns a new multimap with the results of applying the specified function on each key and value of the source multimap. This method is also commonly called transform or map.

e.g.
 return multimap.collectKeysValues(new Function2<Integer, Person, Pair<String, String>>()
 {
     public Pair<String, String> valueOf(Integer age, Person person)
     {
         return Tuples.pair(age.toString(), person.getLastName());
     }
 });
 

Specified by:

collectKeysValues in interface ImmutableBagIterableMultimap<K,V>

Specified by:

collectKeysValues in interface ImmutableMultimap<K,V>

Specified by:

collectKeysValues in interface Multimap<K,V>

Specified by:

collectKeysValues in interface UnsortedBagMultimap<K,V>

Parameters:

function - a Function2 to use for transformation

Returns:

Multimap, which contains elements as a result of the transformation

collectKeyMultiValues

<K2, V2> ImmutableBagMultimap<K2,V2> collectKeyMultiValues(Function<? super K,? extends K2> keyFunction, Function<? super V,? extends V2> valueFunction)

Description copied from interface: Multimap

Returns a new multimap with the results of applying the specified keyFunction and valueFunction on each key and corresponding values of the source multimap. This method is also commonly called transform or map.

e.g.
 return multimap.collectKeyMultiValues(each -> each + 1, Person::getLastName);
 

Specified by:

collectKeyMultiValues in interface ImmutableBagIterableMultimap<K,V>

Specified by:

collectKeyMultiValues in interface ImmutableMultimap<K,V>

Specified by:

collectKeyMultiValues in interface Multimap<K,V>

Specified by:

collectKeyMultiValues in interface UnsortedBagMultimap<K,V>

Parameters:

keyFunction - Function to use transformation to get the key

valueFunction - Function to use transformation to get the values

Returns:

a new Multimap, which contains elements as a result of the transformation

collectValues

<V2> ImmutableBagMultimap<K,V2> collectValues(Function<? super V,? extends V2> function)

Description copied from interface: Multimap

Returns a new multimap with the results of applying the specified function on each value of the source multimap. This method is also commonly called transform or map.

e.g.
 return multimap.collectValues(new Function<Person, String>()
 {
     public String valueOf(Person person)
     {
         return person.getLastName();
     }
 });
 

Specified by:

collectValues in interface ImmutableBagIterableMultimap<K,V>

Specified by:

collectValues in interface ImmutableMultimap<K,V>

Specified by:

collectValues in interface Multimap<K,V>

Specified by:

collectValues in interface UnsortedBagMultimap<K,V>

Parameters:

function - a Function to use for transformation

Returns:

Multimap, which contains elements as a result of the transformation