The Java Version Almanac
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New APIs in Java 24

Comparing Java 24 (24-ea+22-2649-open) with Java 18 (18.0.2.1+1-tem).

Element Modification
java.base
    java.io
      BufferedInputStream
        • - final
        • + sealed
        InvalidClassException
          InvalidObjectException
            ObjectOutputStream.PutField
              • + forRemoval
              • + final
              ObjectStreamException
                PushbackInputStream
                  Reader
                    • added
                    SequenceInputStream
                      java.lang.constant
                        ConstantDescs
                          ClassDesc
                            • + abstract
                            • + abstract
                            • + abstract
                            MethodHandleDesc
                              MethodTypeDesc
                                • + abstract
                                java.lang.invoke
                                  • + sealed
                                  ClassSpecializer.Factory
                                  ClassSpecializer.SpeciesData
                                  • + sealed
                                  MethodHandles
                                    • + sealed
                                    • - final
                                    java.lang.module
                                      ModuleDescriptor.Exports
                                        ModuleDescriptor.Opens
                                          ModuleDescriptor.Requires
                                            ModuleDescriptor
                                              java.lang.ref
                                                ReferenceQueue
                                                  • - throws IllegalArgumentException
                                                  • + sealed
                                                  java.lang.reflect
                                                    Executable
                                                      • + abstract
                                                      Field
                                                        Parameter
                                                          Member
                                                            java.lang.runtime
                                                              • - preview
                                                              java.lang
                                                                Character.UnicodeBlock
                                                                  Character
                                                                    Class
                                                                      Compiler
                                                                      Double
                                                                        FdLibm.Cbrt
                                                                        FdLibm.Hypot
                                                                        FdLibm.Pow
                                                                        Float
                                                                          Integer
                                                                            Long
                                                                              Math
                                                                                ModuleLayer.Controller
                                                                                  Module
                                                                                    Process
                                                                                      StrictMath
                                                                                        • + implements Appendable
                                                                                        • + implements Appendable
                                                                                        String
                                                                                          • + deprecated
                                                                                          • + forRemoval
                                                                                          ThreadGroup
                                                                                            allowThreadSuspension(boolean)
                                                                                            resume()
                                                                                            stop()
                                                                                            suspend()
                                                                                            Thread
                                                                                              countStackFrames()
                                                                                              • + deprecated
                                                                                              resume()
                                                                                              suspend()
                                                                                              Character.UnicodeScript
                                                                                                StackWalker.Option
                                                                                                  java.math
                                                                                                    BigDecimal
                                                                                                      BigInteger
                                                                                                        java.net
                                                                                                          DatagramSocketImpl
                                                                                                            • + forRemoval
                                                                                                            • + forRemoval
                                                                                                            Inet4Address
                                                                                                              Inet6Address
                                                                                                                • + sealed
                                                                                                                MulticastSocket
                                                                                                                  • + forRemoval
                                                                                                                  • + forRemoval
                                                                                                                  • + forRemoval
                                                                                                                  SocketException
                                                                                                                    Socket
                                                                                                                      • + forRemoval
                                                                                                                      • + forRemoval
                                                                                                                      URL
                                                                                                                        • + deprecated
                                                                                                                        • + deprecated
                                                                                                                        • + deprecated
                                                                                                                        • + deprecated
                                                                                                                        • + deprecated
                                                                                                                        • + deprecated
                                                                                                                        java.nio.channels
                                                                                                                          FileChannel
                                                                                                                            java.nio.charset
                                                                                                                              StandardCharsets
                                                                                                                                java.nio.file.spi
                                                                                                                                  FileSystemProvider
                                                                                                                                    java.nio.file
                                                                                                                                      Path
                                                                                                                                        java.nio
                                                                                                                                          • + sealed
                                                                                                                                          • + sealed
                                                                                                                                          • + sealed
                                                                                                                                          • + sealed
                                                                                                                                          • + sealed
                                                                                                                                          • + sealed
                                                                                                                                          • + sealed
                                                                                                                                          • + sealed
                                                                                                                                          • + sealed
                                                                                                                                          java.security.interfaces
                                                                                                                                            DSAKeyPairGenerator
                                                                                                                                              • - throws InvalidParameterException
                                                                                                                                              • - throws InvalidParameterException
                                                                                                                                              • + implements AlgorithmParameterSpec
                                                                                                                                              DSAPrivateKey
                                                                                                                                                DSAPublicKey
                                                                                                                                                  ECPrivateKey
                                                                                                                                                    ECPublicKey
                                                                                                                                                      EdECPrivateKey
                                                                                                                                                        EdECPublicKey
                                                                                                                                                          RSAPrivateKey
                                                                                                                                                            RSAPublicKey
                                                                                                                                                              XECPrivateKey
                                                                                                                                                                XECPublicKey
                                                                                                                                                                  java.security.spec
                                                                                                                                                                    PSSParameterSpec
                                                                                                                                                                      • + deprecated
                                                                                                                                                                      • + deprecated
                                                                                                                                                                      java.security
                                                                                                                                                                        InvalidParameterException
                                                                                                                                                                          • - implements Key
                                                                                                                                                                          • + implements AsymmetricKey
                                                                                                                                                                          • - implements Key
                                                                                                                                                                          • + implements AsymmetricKey
                                                                                                                                                                          java.text
                                                                                                                                                                            ChoiceFormat
                                                                                                                                                                              CompactNumberFormat
                                                                                                                                                                                DecimalFormatSymbols
                                                                                                                                                                                  DecimalFormat
                                                                                                                                                                                    MessageFormat
                                                                                                                                                                                      NumberFormat
                                                                                                                                                                                        SimpleDateFormat
                                                                                                                                                                                          java.time.chrono
                                                                                                                                                                                            IsoChronology
                                                                                                                                                                                              JapaneseChronology
                                                                                                                                                                                                MinguoChronology
                                                                                                                                                                                                  ThaiBuddhistChronology
                                                                                                                                                                                                    Chronology
                                                                                                                                                                                                      java.time.format
                                                                                                                                                                                                        DateTimeFormatterBuilder
                                                                                                                                                                                                          DateTimeFormatter
                                                                                                                                                                                                            java.time
                                                                                                                                                                                                              Instant
                                                                                                                                                                                                                • + sealed
                                                                                                                                                                                                                ZoneOffset
                                                                                                                                                                                                                  java.util.concurrent
                                                                                                                                                                                                                    CompletableFuture
                                                                                                                                                                                                                      • + final
                                                                                                                                                                                                                      ConcurrentSkipListMap
                                                                                                                                                                                                                        ConcurrentSkipListSet
                                                                                                                                                                                                                          CopyOnWriteArrayList
                                                                                                                                                                                                                            DelayQueue
                                                                                                                                                                                                                              Executors
                                                                                                                                                                                                                                ForkJoinPool
                                                                                                                                                                                                                                  • + throws InterruptedException
                                                                                                                                                                                                                                  ForkJoinTask
                                                                                                                                                                                                                                    ForkJoinWorkerThread
                                                                                                                                                                                                                                      FutureTask
                                                                                                                                                                                                                                        • + final
                                                                                                                                                                                                                                        • + implements AutoCloseable
                                                                                                                                                                                                                                        Future
                                                                                                                                                                                                                                          java.util.random
                                                                                                                                                                                                                                            RandomGenerator
                                                                                                                                                                                                                                              java.util.regex
                                                                                                                                                                                                                                                Matcher
                                                                                                                                                                                                                                                  Pattern
                                                                                                                                                                                                                                                    MatchResult
                                                                                                                                                                                                                                                      java.util.spi
                                                                                                                                                                                                                                                        ToolProvider
                                                                                                                                                                                                                                                          java.util.stream
                                                                                                                                                                                                                                                            Stream
                                                                                                                                                                                                                                                              java.util.zip
                                                                                                                                                                                                                                                                Deflater
                                                                                                                                                                                                                                                                  • + deprecated
                                                                                                                                                                                                                                                                  • + deprecated
                                                                                                                                                                                                                                                                  Inflater
                                                                                                                                                                                                                                                                    • + deprecated
                                                                                                                                                                                                                                                                    • + deprecated
                                                                                                                                                                                                                                                                    • + deprecated
                                                                                                                                                                                                                                                                    • + forRemoval
                                                                                                                                                                                                                                                                    ZipFile
                                                                                                                                                                                                                                                                      ZipInputStream
                                                                                                                                                                                                                                                                        java.util
                                                                                                                                                                                                                                                                          ArrayList
                                                                                                                                                                                                                                                                            • + final
                                                                                                                                                                                                                                                                            Collections
                                                                                                                                                                                                                                                                              • + sealed
                                                                                                                                                                                                                                                                              HashMap
                                                                                                                                                                                                                                                                                HashSet
                                                                                                                                                                                                                                                                                  IdentityHashMap
                                                                                                                                                                                                                                                                                    • + sealed
                                                                                                                                                                                                                                                                                    • - implements Map
                                                                                                                                                                                                                                                                                    • + implements SequencedMap
                                                                                                                                                                                                                                                                                    • - implements Set
                                                                                                                                                                                                                                                                                    • + implements SequencedSet
                                                                                                                                                                                                                                                                                    LinkedList
                                                                                                                                                                                                                                                                                      Locale
                                                                                                                                                                                                                                                                                        • + deprecated
                                                                                                                                                                                                                                                                                        • + deprecated
                                                                                                                                                                                                                                                                                        • + deprecated
                                                                                                                                                                                                                                                                                        Objects
                                                                                                                                                                                                                                                                                          Random
                                                                                                                                                                                                                                                                                            TreeMap
                                                                                                                                                                                                                                                                                              TreeSet
                                                                                                                                                                                                                                                                                                WeakHashMap
                                                                                                                                                                                                                                                                                                  • + implements SequencedCollection
                                                                                                                                                                                                                                                                                                  • - implements Collection
                                                                                                                                                                                                                                                                                                  • + implements SequencedCollection
                                                                                                                                                                                                                                                                                                  NavigableMap
                                                                                                                                                                                                                                                                                                    NavigableSet
                                                                                                                                                                                                                                                                                                      • - implements Map
                                                                                                                                                                                                                                                                                                      • + implements SequencedMap
                                                                                                                                                                                                                                                                                                      • + implements SequencedSet
                                                                                                                                                                                                                                                                                                      javax.crypto.interfaces
                                                                                                                                                                                                                                                                                                        DHPrivateKey
                                                                                                                                                                                                                                                                                                          DHPublicKey
                                                                                                                                                                                                                                                                                                            javax.crypto.spec
                                                                                                                                                                                                                                                                                                              OAEPParameterSpec
                                                                                                                                                                                                                                                                                                                • + deprecated
                                                                                                                                                                                                                                                                                                                javax.crypto
                                                                                                                                                                                                                                                                                                                  javax.net.ssl
                                                                                                                                                                                                                                                                                                                    SSLHandshakeException
                                                                                                                                                                                                                                                                                                                      SSLKeyException
                                                                                                                                                                                                                                                                                                                        SSLParameters
                                                                                                                                                                                                                                                                                                                          SSLPeerUnverifiedException
                                                                                                                                                                                                                                                                                                                            SSLProtocolException
                                                                                                                                                                                                                                                                                                                              SSLSessionContext
                                                                                                                                                                                                                                                                                                                                • - throws IllegalArgumentException
                                                                                                                                                                                                                                                                                                                                • - throws IllegalArgumentException
                                                                                                                                                                                                                                                                                                                                java.compiler
                                                                                                                                                                                                                                                                                                                                  javax.lang.model.element
                                                                                                                                                                                                                                                                                                                                    ElementKind
                                                                                                                                                                                                                                                                                                                                      RecordComponentElement
                                                                                                                                                                                                                                                                                                                                        VariableElement
                                                                                                                                                                                                                                                                                                                                          javax.lang.model.util
                                                                                                                                                                                                                                                                                                                                            ElementScanner6
                                                                                                                                                                                                                                                                                                                                              Elements
                                                                                                                                                                                                                                                                                                                                                Types
                                                                                                                                                                                                                                                                                                                                                  javax.lang.model
                                                                                                                                                                                                                                                                                                                                                    SourceVersion
                                                                                                                                                                                                                                                                                                                                                      javax.tools
                                                                                                                                                                                                                                                                                                                                                        SimpleJavaFileObject
                                                                                                                                                                                                                                                                                                                                                          java.desktop
                                                                                                                                                                                                                                                                                                                                                            java.awt.color
                                                                                                                                                                                                                                                                                                                                                              • + final
                                                                                                                                                                                                                                                                                                                                                              • + final
                                                                                                                                                                                                                                                                                                                                                              • + sealed
                                                                                                                                                                                                                                                                                                                                                              java.awt.desktop
                                                                                                                                                                                                                                                                                                                                                                • + sealed
                                                                                                                                                                                                                                                                                                                                                                • + sealed
                                                                                                                                                                                                                                                                                                                                                                java.awt.dnd
                                                                                                                                                                                                                                                                                                                                                                  • + final
                                                                                                                                                                                                                                                                                                                                                                  java.awt.event
                                                                                                                                                                                                                                                                                                                                                                    • + sealed
                                                                                                                                                                                                                                                                                                                                                                    java.awt.geom
                                                                                                                                                                                                                                                                                                                                                                      CubicCurve2D.Double
                                                                                                                                                                                                                                                                                                                                                                        getBounds2D()
                                                                                                                                                                                                                                                                                                                                                                        CubicCurve2D.Float
                                                                                                                                                                                                                                                                                                                                                                          getBounds2D()
                                                                                                                                                                                                                                                                                                                                                                          CubicCurve2D
                                                                                                                                                                                                                                                                                                                                                                            • + sealed
                                                                                                                                                                                                                                                                                                                                                                            QuadCurve2D.Double
                                                                                                                                                                                                                                                                                                                                                                              getBounds2D()
                                                                                                                                                                                                                                                                                                                                                                              QuadCurve2D.Float
                                                                                                                                                                                                                                                                                                                                                                                getBounds2D()
                                                                                                                                                                                                                                                                                                                                                                                QuadCurve2D
                                                                                                                                                                                                                                                                                                                                                                                  java.awt.peer
                                                                                                                                                                                                                                                                                                                                                                                    WindowPeer
                                                                                                                                                                                                                                                                                                                                                                                      java.awt
                                                                                                                                                                                                                                                                                                                                                                                        • + final
                                                                                                                                                                                                                                                                                                                                                                                        • + sealed
                                                                                                                                                                                                                                                                                                                                                                                        • + final
                                                                                                                                                                                                                                                                                                                                                                                        • + final
                                                                                                                                                                                                                                                                                                                                                                                        • + sealed
                                                                                                                                                                                                                                                                                                                                                                                        java.beans.beancontext
                                                                                                                                                                                                                                                                                                                                                                                          • + deprecated
                                                                                                                                                                                                                                                                                                                                                                                          • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                          • + deprecated
                                                                                                                                                                                                                                                                                                                                                                                          • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                          • + deprecated
                                                                                                                                                                                                                                                                                                                                                                                          • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                          • + deprecated
                                                                                                                                                                                                                                                                                                                                                                                          • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                          • + deprecated
                                                                                                                                                                                                                                                                                                                                                                                          • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                          • + deprecated
                                                                                                                                                                                                                                                                                                                                                                                          • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                          • + deprecated
                                                                                                                                                                                                                                                                                                                                                                                          • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                          • + deprecated
                                                                                                                                                                                                                                                                                                                                                                                          • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                          • + deprecated
                                                                                                                                                                                                                                                                                                                                                                                          • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                          • + deprecated
                                                                                                                                                                                                                                                                                                                                                                                          • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                          • + deprecated
                                                                                                                                                                                                                                                                                                                                                                                          • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                          • + deprecated
                                                                                                                                                                                                                                                                                                                                                                                          • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                          • + deprecated
                                                                                                                                                                                                                                                                                                                                                                                          • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                          • + deprecated
                                                                                                                                                                                                                                                                                                                                                                                          • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                          • + deprecated
                                                                                                                                                                                                                                                                                                                                                                                          • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                          • + deprecated
                                                                                                                                                                                                                                                                                                                                                                                          • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                          • + deprecated
                                                                                                                                                                                                                                                                                                                                                                                          • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                          • + deprecated
                                                                                                                                                                                                                                                                                                                                                                                          • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                          java.beans
                                                                                                                                                                                                                                                                                                                                                                                            Beans
                                                                                                                                                                                                                                                                                                                                                                                              • + deprecated
                                                                                                                                                                                                                                                                                                                                                                                              • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                              javax.print.attribute.standard
                                                                                                                                                                                                                                                                                                                                                                                                javax.sound.midi
                                                                                                                                                                                                                                                                                                                                                                                                  • + final
                                                                                                                                                                                                                                                                                                                                                                                                  javax.swing.plaf.basic
                                                                                                                                                                                                                                                                                                                                                                                                    BasicDirectoryModel
                                                                                                                                                                                                                                                                                                                                                                                                      • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                                      • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                                      • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                                      • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                                      • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                                      • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                                      • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                                      • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                                      BasicSliderUI
                                                                                                                                                                                                                                                                                                                                                                                                        • + deprecated
                                                                                                                                                                                                                                                                                                                                                                                                        • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                                        BasicSplitPaneDivider
                                                                                                                                                                                                                                                                                                                                                                                                          • + sealed
                                                                                                                                                                                                                                                                                                                                                                                                          BasicToolBarUI
                                                                                                                                                                                                                                                                                                                                                                                                            • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                                            javax.swing.plaf.synth
                                                                                                                                                                                                                                                                                                                                                                                                              SynthComboBoxUI
                                                                                                                                                                                                                                                                                                                                                                                                                SynthLookAndFeel
                                                                                                                                                                                                                                                                                                                                                                                                                  • + deprecated
                                                                                                                                                                                                                                                                                                                                                                                                                  • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                                                  SynthPasswordFieldUI
                                                                                                                                                                                                                                                                                                                                                                                                                    SynthTreeUI
                                                                                                                                                                                                                                                                                                                                                                                                                      javax.swing.text.html
                                                                                                                                                                                                                                                                                                                                                                                                                        AccessibleHTML.HTMLAccessibleContext
                                                                                                                                                                                                                                                                                                                                                                                                                          • + final
                                                                                                                                                                                                                                                                                                                                                                                                                          • + final
                                                                                                                                                                                                                                                                                                                                                                                                                          • + final
                                                                                                                                                                                                                                                                                                                                                                                                                          javax.swing.text
                                                                                                                                                                                                                                                                                                                                                                                                                            DefaultEditorKit
                                                                                                                                                                                                                                                                                                                                                                                                                              • + final
                                                                                                                                                                                                                                                                                                                                                                                                                              • + final
                                                                                                                                                                                                                                                                                                                                                                                                                              • + final
                                                                                                                                                                                                                                                                                                                                                                                                                              • + final
                                                                                                                                                                                                                                                                                                                                                                                                                              • + sealed
                                                                                                                                                                                                                                                                                                                                                                                                                              javax.swing
                                                                                                                                                                                                                                                                                                                                                                                                                                • + sealed
                                                                                                                                                                                                                                                                                                                                                                                                                                • + sealed
                                                                                                                                                                                                                                                                                                                                                                                                                                • + final
                                                                                                                                                                                                                                                                                                                                                                                                                                JFileChooser
                                                                                                                                                                                                                                                                                                                                                                                                                                  JScrollBar
                                                                                                                                                                                                                                                                                                                                                                                                                                    JSplitPane
                                                                                                                                                                                                                                                                                                                                                                                                                                      • + final
                                                                                                                                                                                                                                                                                                                                                                                                                                      java.management.rmi
                                                                                                                                                                                                                                                                                                                                                                                                                                        javax.management.remote.rmi
                                                                                                                                                                                                                                                                                                                                                                                                                                          RMIConnector
                                                                                                                                                                                                                                                                                                                                                                                                                                            getMBeanServerConnection(Subject)
                                                                                                                                                                                                                                                                                                                                                                                                                                            RMIIIOPServerImpl
                                                                                                                                                                                                                                                                                                                                                                                                                                            java.management
                                                                                                                                                                                                                                                                                                                                                                                                                                              javax.management.loading
                                                                                                                                                                                                                                                                                                                                                                                                                                                MLetContent
                                                                                                                                                                                                                                                                                                                                                                                                                                                MLet
                                                                                                                                                                                                                                                                                                                                                                                                                                                PrivateMLet
                                                                                                                                                                                                                                                                                                                                                                                                                                                MLetMBean
                                                                                                                                                                                                                                                                                                                                                                                                                                                javax.management.remote
                                                                                                                                                                                                                                                                                                                                                                                                                                                  JMXConnector
                                                                                                                                                                                                                                                                                                                                                                                                                                                    • - abstract
                                                                                                                                                                                                                                                                                                                                                                                                                                                    • + deprecated
                                                                                                                                                                                                                                                                                                                                                                                                                                                    • + forRemoval
                                                                                                                                                                                                                                                                                                                                                                                                                                                    java.net.http
                                                                                                                                                                                                                                                                                                                                                                                                                                                      java.net.http
                                                                                                                                                                                                                                                                                                                                                                                                                                                        • + implements AutoCloseable
                                                                                                                                                                                                                                                                                                                                                                                                                                                        HttpClient.Builder
                                                                                                                                                                                                                                                                                                                                                                                                                                                          java.xml.crypto
                                                                                                                                                                                                                                                                                                                                                                                                                                                            javax.xml.crypto.dsig
                                                                                                                                                                                                                                                                                                                                                                                                                                                              SignatureMethod
                                                                                                                                                                                                                                                                                                                                                                                                                                                                java.xml
                                                                                                                                                                                                                                                                                                                                                                                                                                                                  javax.xml.catalog
                                                                                                                                                                                                                                                                                                                                                                                                                                                                    CatalogManager
                                                                                                                                                                                                                                                                                                                                                                                                                                                                      GroupEntry.ResolveType

                                                                                                                                                                                                                                                                                                                                                                                                                                                                      This report is based on simple comparison of all public and protected APIs of the java.* and javax.* packages of JDK builds 24-ea+22-2649-open and 18.0.2.1+1-tem. It does not make statements about compatibility.

                                                                                                                                                                                                                                                                                                                                                                                                                                                                      For the latest Java versions the corresponding CSRs (Compatibility & Specification Review) are linked for a quick reference to find out about the reasoning of the change.