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1. Set Java11 Module java.base Package java.util Interface Set Type Parameters: E - the type of elements maintained by this set All Superinterfaces: Collection, Iterable All Known Subinterfaces: EventSet, NavigableSet, SortedSet All Known Implementing Classes: AbstractSet, ConcurrentHashMap.KeySetView, ConcurrentSkipListSet, CopyOnWriteArraySet, EnumSet, HashSet, JobStateReasons, LinkedHashSet, ..

1. List Java11 Module java.base Package java.util Interface List Type Parameters: E - the type of elements in this list All Superinterfaces: Collection, Iterable All Known Implementing Classes: AbstractList, AbstractSequentialList, ArrayList, AttributeList, CopyOnWriteArrayList, LinkedList, RoleList, RoleUnresolvedList, Stack, Vectorpublic interface List extends Collection순서가 지정된 컬렉션(시퀀스라고도 함). ..

1. Iterable Java11 Module java.base Package java.lang Interface Iterable Type Parameters: T - the type of elements returned by the iterator All Known Subinterfaces: BeanContext, BeanContextServices, BlockingDeque, BlockingQueue, Collection, Deque, DirectoryStream, EventSet, List, NavigableSet, NodeSetData, Path, Queue, SecureDirectoryStream, Set, SortedSet, TransferQueue, XPathNodes All Known Im..

1. TreeMap Java11 Module java.base Package java.util Class TreeMap java.lang.Object java.util.AbstractMap java.util.TreeMap Type Parameters: K - the type of keys maintained by this map V - the type of mapped values All Implemented Interfaces: Serializable, Cloneable, Map, NavigableMap, SortedMappublic class TreeMap extends AbstractMap implements NavigableMap, Cloneable, SerializableRed-Black 트리 ..

1. SortedMap Java11 Module java.base Package java.util Interface SortedMap Type Parameters: K - the type of keys maintained by this map V - the type of mapped values All Superinterfaces: Map All Known Subinterfaces: ConcurrentNavigableMap, NavigableMap All Known Implementing Classes: ConcurrentSkipListMap, TreeMappublic interface SortedMap extends Map키에 대한 전체 순서를 추가로 제공하는 맵입니다. 맵은 키의 자연스러운 순서에 따..

1. LinkedHashMap Java11 Module java.base Package java.util Class LinkedHashMap java.lang.Object java.util.AbstractMap java.util.HashMap java.util.LinkedHashMap Type Parameters: K - the type of keys maintained by this map V - the type of mapped values All Implemented Interfaces: Serializable, Cloneable, Map public class LinkedHashMap extends HashMap implements Map 2. 설명 반복 순서를 예측할 수 있는 Map 인터페이스의..

1. Collection Java 11 Module java.base Package java.util Interface Collection Type Parameters: E - the type of elements in this collection All Superinterfaces: Iterable All Known Subinterfaces: BeanContext, BeanContextServices, BlockingDeque, BlockingQueue, Deque, EventSet, List, NavigableSet, Queue, Set, SortedSet, TransferQueue All Known Implementing Classes: AbstractCollection, AbstractList, ..

1. HashMap Java 11 Module java.base Package java.util Class HashMap java.lang.Object java.util.AbstractMap java.util.HashMap Type Parameters: K - the type of keys maintained by this map V - the type of mapped values All Implemented Interfaces: Serializable, Cloneable, Map Direct Known Subclasses: LinkedHashMap, PrinterStateReasons public class HashMap extends AbstractMap implements Map, Cloneabl..