return map.toImmutable();
}
public ImmutableCharCharMap newWithoutAllKeys(CharIterable keys)
{
MutableCharCharMap map = new CharCharHashMap(this.size());
map.putAll(this);
CharIterator iterator = keys.charIterator();
while (iterator.hasNext())
{
map.removeKey(iterator.next());
}
return map.toImmutable();
}