public class EmptySet<E> extends AbstractSet<E> implements Serializable
| Constructor and Description |
|---|
EmptySet() |
| Modifier and Type | Method and Description |
|---|---|
boolean |
contains(Object obj) |
boolean |
containsAll(Collection<?> c) |
void |
forEach(Consumer<? super E> action) |
boolean |
isEmpty() |
Iterator<E> |
iterator() |
boolean |
removeIf(Predicate<? super E> filter) |
int |
size() |
Object[] |
toArray() |
<T> T[] |
toArray(T[] a) |
equals, hashCode, removeAlladd, addAll, clear, remove, retainAll, toStringclone, finalize, getClass, notify, notifyAll, wait, wait, waitparallelStream, streampublic static final EmptySet<?> EMPTY
public int size()
size in interface Collection<E>size in interface Set<E>size in class AbstractCollection<E>public boolean isEmpty()
isEmpty in interface Collection<E>isEmpty in interface Set<E>isEmpty in class AbstractCollection<E>public boolean contains(Object obj)
contains in interface Collection<E>contains in interface Set<E>contains in class AbstractCollection<E>public boolean containsAll(Collection<?> c)
containsAll in interface Collection<E>containsAll in interface Set<E>containsAll in class AbstractCollection<E>public Object[] toArray()
toArray in interface Collection<E>toArray in interface Set<E>toArray in class AbstractCollection<E>public <T> T[] toArray(T[] a)
toArray in interface Collection<E>toArray in interface Set<E>toArray in class AbstractCollection<E>public boolean removeIf(Predicate<? super E> filter)
removeIf in interface Collection<E>Copyright © 2024. All rights reserved.