com.google.common.collect
Class Multisets

java.lang.Object
  com.google.common.collect.Multisets

public final class Multisets
extends java.lang.Object

Provides static utility methods for creating and working with Multiset instances.

Author:

Kevin Bourrillion, Mike Bostock

Method Summary

static <E> Multiset<E>

unmodifiableMultiset(Multiset<E> multiset) Returns an unmodifiable view of the specified multiset.

Methods inherited from class java.lang.Object

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

Method Detail

unmodifiableMultiset

public static <E> Multiset<E> unmodifiableMultiset(Multiset<E> multiset)

Returns an unmodifiable view of the specified multiset. Query operations on the returned multiset "read through" to the specified multiset, and attempts to modify the returned multiset result in an UnsupportedOperationException.

The returned multiset will be serializable if the specified multiset is serializable.

Parameters:

multiset - the multiset for which an unmodifiable view is to be generated

Returns:

an unmodifiable view of the multiset