org.apache.tinkerpop.gremlin.util.tools

Class MultiMap

java.lang.Object

org.apache.tinkerpop.gremlin.util.tools.MultiMap

public final class MultiMap
extends Object

A number of static methods to interact with a multi map, i.e. a map that maps keys to sets of values.

Author:

Matthias Broecheler (me@matthiasb.com)

Method Summary

Modifier and Type	Method and Description
static <K,V> boolean	containsEntry(Map<K,Set<V>> map, K key, V value)
static <K,V> Set<V>	get(Map<K,Set<V>> map, K key)
static <K,V> boolean	put(Map<K,Set<V>> map, K key, V value)
static <K,V> boolean	putAll(Map<K,Set<V>> map, K key, Collection<V> values)

Methods inherited from class java.lang.Object

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

Method Detail

putAll

public static <K,V> boolean putAll(Map<K,Set<V>> map,
                                   K key,
                                   Collection<V> values)

put

public static <K,V> boolean put(Map<K,Set<V>> map,
                                K key,
                                V value)

containsEntry

public static <K,V> boolean containsEntry(Map<K,Set<V>> map,
                                          K key,
                                          V value)

get

public static <K,V> Set<V> get(Map<K,Set<V>> map,
                               K key)