The HashSet<E> and LinkedHashSet<E> Classes The HashSet<E> class implements the Set<E> interface. Since this implementation uses a hash table, it…

Executing Stream Pipelines Apart from the fact that an intermediate operation always returns a new stream and a terminal operation…

Composing Stream Pipelines Stream operations can be chained together to compose a stream pipeline in which stream components are specified…

Comparing Collections and Streams It is important to understand the distinction between collections and streams. Streams are not collections, and…

Overview of API for Data Processing Using Streams In this subsection we present a brief overview of new interfaces and…

Replacing Elements in Collections Both the List<E> interface and the Collections class define a replaceAll() method to replace elements in…

15.12 The Arrays Class In this section we look at some selected utility methods from the java.util.Arrays class, in particular,…

Bulk Operations Bulk operations can be performed on an entire map. int size()boolean isEmpty() Return the number of entries (i.e.,…

The ArrayDeque<E> and LinkedList<E> Classes The ArrayDeque<E> and LinkedList<E> classes implement the Deque<E> interface. The ArrayDeque<E> class provides better performance…

15.10 Sorted Maps and Navigable Maps The SortedMap<K, V> interface extends the Map<K, V> interface, and the NavigableMap<K, V> interface…