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New APIs in Java 24

Comparing Java 24 (24-ea+27-3551-open) with Java 21 (21.0.5+11-LTS-tem).

Element Modification
java.base
    java.io
      Console
        ObjectInputStream
          • - throws SecurityException
          • - throws SecurityException
          ObjectOutputStream.PutField
            • + forRemoval
            ObjectOutputStream
              • - throws SecurityException
              • - throws SecurityException
              Reader
                java.lang.constant
                  ClassDesc
                    • + abstract
                    • + abstract
                    • + abstract
                    java.lang.foreign
                      • - preview
                      • - preview
                      • + abstract
                      • - preview
                      • - preview
                      • - preview
                      isTrivial()
                      • - preview
                      • - preview
                      • - preview
                      • + abstract
                      • + abstract
                      • + abstract
                      sequenceLayout(MemoryLayout)
                      • + abstract
                      • + abstract
                      • - preview
                      • - preview
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      getUtf8String(long)
                      • + abstract
                      segmentOffset(MemorySegment)
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      • + abstract
                      setUtf8String(long, String)
                      • - preview
                      • - preview
                      allocate(AddressLayout, MemorySegment)
                      allocate(ValueLayout.OfByte, byte)
                      allocate(ValueLayout.OfChar, char)
                      allocate(ValueLayout.OfDouble, double)
                      allocate(ValueLayout.OfFloat, float)
                      allocate(ValueLayout.OfInt, int)
                      allocate(ValueLayout.OfLong, long)
                      allocate(ValueLayout.OfShort, short)
                      allocateArray(MemoryLayout, long)
                      allocateArray(ValueLayout.OfByte, byte...)
                      allocateArray(ValueLayout.OfChar, char...)
                      allocateArray(ValueLayout.OfDouble, double...)
                      allocateArray(ValueLayout.OfFloat, float...)
                      allocateArray(ValueLayout.OfInt, int...)
                      allocateArray(ValueLayout.OfLong, long...)
                      allocateArray(ValueLayout.OfShort, short...)
                      allocateUtf8String(String)
                      • - preview
                      • - preview
                      • - preview
                      • - preview
                      • - preview
                      • - preview
                      • - preview
                      • - preview
                      • - preview
                      • - preview
                      • - preview
                      • - preview
                      • - preview
                      arrayElementVarHandle(int...)
                      java.lang.invoke
                        MethodHandles
                          • - preview
                          • - preview
                          • - preview
                          • - preview
                          • - preview
                          memorySegmentViewVarHandle(ValueLayout)
                          • - preview
                          StringConcatFactory
                            MAX_INDY_CONCAT_ARG_SLOTS
                            makeConcatWithTemplate(List, List)
                            makeConcatWithTemplateCluster(List, List, int)
                            makeConcatWithTemplateGetters(List, List, int)
                            java.lang.reflect
                              ClassFileFormatVersion
                                java.lang.runtime
                                  TemplateRuntime
                                  java.lang
                                    Character.UnicodeBlock
                                      Class
                                        • - throws SecurityException
                                        • - throws SecurityException
                                        • - throws SecurityException
                                        • - throws SecurityException
                                        • - throws SecurityException
                                        • - throws SecurityException
                                        • - throws SecurityException
                                        • - throws SecurityException
                                        • - throws SecurityException
                                        • - throws SecurityException
                                        • - throws SecurityException
                                        • - throws SecurityException
                                        • - throws SecurityException
                                        • - throws SecurityException
                                        • - throws SecurityException
                                        • - throws SecurityException
                                        • - throws SecurityException
                                        isUnnamedClass()
                                        ModuleLayer.Controller
                                          • - preview
                                          Module
                                            • - preview
                                            Process
                                              ScopedValue.Carrier
                                                call(Callable)
                                                get(Supplier)
                                                ScopedValue
                                                  callWhere(ScopedValue, Object, Callable)
                                                  getWhere(ScopedValue, Object, Supplier)
                                                  runWhere(ScopedValue, Object, Runnable)
                                                  SecurityManager
                                                    • - deprecated
                                                    • - forRemoval
                                                    ThreadGroup
                                                      resume()
                                                      stop()
                                                      suspend()
                                                      Thread
                                                        countStackFrames()
                                                        resume()
                                                        suspend()
                                                        Character.UnicodeScript
                                                          StackWalker.Option
                                                            StringTemplate.Processor.Linkage
                                                            StringTemplate.Processor
                                                            StringTemplate
                                                            java.net
                                                              DatagramSocketImpl
                                                                • + forRemoval
                                                                • + forRemoval
                                                                Inet4Address
                                                                  Inet6Address
                                                                    InetAddress
                                                                      MulticastSocket
                                                                        • + forRemoval
                                                                        • + forRemoval
                                                                        • + forRemoval
                                                                        Socket
                                                                          • + forRemoval
                                                                          • + forRemoval
                                                                          java.nio.channels
                                                                            FileChannel
                                                                              • - preview
                                                                              java.nio.charset
                                                                                StandardCharsets
                                                                                  java.nio.file
                                                                                    Path
                                                                                      java.security.interfaces
                                                                                        • + implements AlgorithmParameterSpec
                                                                                        DSAPrivateKey
                                                                                          DSAPublicKey
                                                                                            ECPrivateKey
                                                                                              ECPublicKey
                                                                                                EdECPrivateKey
                                                                                                  EdECPublicKey
                                                                                                    RSAPrivateKey
                                                                                                      RSAPublicKey
                                                                                                        XECPrivateKey
                                                                                                          XECPublicKey
                                                                                                            java.security.spec
                                                                                                              NamedParameterSpec
                                                                                                                java.security
                                                                                                                  • - implements Key
                                                                                                                  • + implements AsymmetricKey
                                                                                                                  • - implements Key
                                                                                                                  • + implements AsymmetricKey
                                                                                                                  java.text
                                                                                                                    ChoiceFormat
                                                                                                                      CompactNumberFormat
                                                                                                                        DecimalFormat
                                                                                                                          MessageFormat
                                                                                                                            NumberFormat
                                                                                                                              SimpleDateFormat
                                                                                                                                java.time
                                                                                                                                  Instant
                                                                                                                                    java.util.concurrent
                                                                                                                                      ForkJoinPool
                                                                                                                                        • + throws InterruptedException
                                                                                                                                        ForkJoinTask
                                                                                                                                          java.util.random
                                                                                                                                            RandomGenerator
                                                                                                                                              java.util.stream
                                                                                                                                                Stream
                                                                                                                                                  java.util.zip
                                                                                                                                                    Deflater
                                                                                                                                                      • + deprecated
                                                                                                                                                      • + deprecated
                                                                                                                                                      Inflater
                                                                                                                                                        • + deprecated
                                                                                                                                                        • + deprecated
                                                                                                                                                        • + deprecated
                                                                                                                                                        • + forRemoval
                                                                                                                                                        ZipFile
                                                                                                                                                          java.util
                                                                                                                                                            FormatProcessor
                                                                                                                                                            javax.crypto.interfaces
                                                                                                                                                              DHPrivateKey
                                                                                                                                                                DHPublicKey
                                                                                                                                                                  javax.crypto.spec
                                                                                                                                                                    javax.crypto
                                                                                                                                                                      java.compiler
                                                                                                                                                                        javax.lang.model.element
                                                                                                                                                                          RecordComponentElement
                                                                                                                                                                            TypeElement
                                                                                                                                                                              isUnnamed()
                                                                                                                                                                              VariableElement
                                                                                                                                                                                • - preview
                                                                                                                                                                                javax.lang.model.util
                                                                                                                                                                                  ElementScanner6
                                                                                                                                                                                    Elements
                                                                                                                                                                                      Types
                                                                                                                                                                                        javax.lang.model
                                                                                                                                                                                          SourceVersion
                                                                                                                                                                                            javax.tools
                                                                                                                                                                                              SimpleJavaFileObject
                                                                                                                                                                                                java.desktop
                                                                                                                                                                                                  java.awt.peer
                                                                                                                                                                                                    WindowPeer
                                                                                                                                                                                                      repositionSecurityWarning()
                                                                                                                                                                                                      java.awt
                                                                                                                                                                                                        • + deprecated
                                                                                                                                                                                                        • + forRemoval
                                                                                                                                                                                                        KeyboardFocusManager
                                                                                                                                                                                                          • - throws SecurityException
                                                                                                                                                                                                          • - throws SecurityException
                                                                                                                                                                                                          • - throws SecurityException
                                                                                                                                                                                                          • - throws SecurityException
                                                                                                                                                                                                          • - throws SecurityException
                                                                                                                                                                                                          • - throws SecurityException
                                                                                                                                                                                                          • - throws SecurityException
                                                                                                                                                                                                          • - throws SecurityException
                                                                                                                                                                                                          • - throws SecurityException
                                                                                                                                                                                                          • - throws SecurityException
                                                                                                                                                                                                          • - throws SecurityException
                                                                                                                                                                                                          • - throws SecurityException
                                                                                                                                                                                                          Window
                                                                                                                                                                                                            • + deprecated
                                                                                                                                                                                                            • + forRemoval
                                                                                                                                                                                                            • - throws SecurityException
                                                                                                                                                                                                            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
                                                                                                                                                                                                                  • - throws SecurityException
                                                                                                                                                                                                                  • - throws SecurityException
                                                                                                                                                                                                                  javax.print.attribute.standard
                                                                                                                                                                                                                    javax.sound.sampled
                                                                                                                                                                                                                      • + deprecated
                                                                                                                                                                                                                      • + forRemoval
                                                                                                                                                                                                                      javax.swing.plaf.basic
                                                                                                                                                                                                                        BasicSliderUI
                                                                                                                                                                                                                          • + deprecated
                                                                                                                                                                                                                          • + forRemoval
                                                                                                                                                                                                                          BasicSplitPaneDivider
                                                                                                                                                                                                                            javax.swing.plaf.synth
                                                                                                                                                                                                                              SynthTreeUI
                                                                                                                                                                                                                                javax.swing
                                                                                                                                                                                                                                  FocusManager
                                                                                                                                                                                                                                    • - throws SecurityException
                                                                                                                                                                                                                                    JFileChooser
                                                                                                                                                                                                                                      JInternalFrame
                                                                                                                                                                                                                                        • + deprecated
                                                                                                                                                                                                                                        • + forRemoval
                                                                                                                                                                                                                                        JScrollBar
                                                                                                                                                                                                                                          JSplitPane
                                                                                                                                                                                                                                            UIManager
                                                                                                                                                                                                                                              • - throws SecurityException
                                                                                                                                                                                                                                              java.logging
                                                                                                                                                                                                                                                java.util.logging
                                                                                                                                                                                                                                                  FileHandler
                                                                                                                                                                                                                                                    • - throws SecurityException
                                                                                                                                                                                                                                                    • - throws SecurityException
                                                                                                                                                                                                                                                    • - throws SecurityException
                                                                                                                                                                                                                                                    • - throws SecurityException
                                                                                                                                                                                                                                                    • - throws SecurityException
                                                                                                                                                                                                                                                    • - throws SecurityException
                                                                                                                                                                                                                                                    Handler
                                                                                                                                                                                                                                                      • - throws SecurityException
                                                                                                                                                                                                                                                      • - throws SecurityException
                                                                                                                                                                                                                                                      • - throws SecurityException
                                                                                                                                                                                                                                                      • - throws SecurityException
                                                                                                                                                                                                                                                      • - throws SecurityException
                                                                                                                                                                                                                                                      LogManager
                                                                                                                                                                                                                                                        • - throws SecurityException
                                                                                                                                                                                                                                                        • - throws SecurityException
                                                                                                                                                                                                                                                        • - throws SecurityException
                                                                                                                                                                                                                                                        • - throws SecurityException
                                                                                                                                                                                                                                                        Logger
                                                                                                                                                                                                                                                          • - throws SecurityException
                                                                                                                                                                                                                                                          • - throws SecurityException
                                                                                                                                                                                                                                                          • - throws SecurityException
                                                                                                                                                                                                                                                          • - throws SecurityException
                                                                                                                                                                                                                                                          MemoryHandler
                                                                                                                                                                                                                                                            • - throws SecurityException
                                                                                                                                                                                                                                                            • - throws SecurityException
                                                                                                                                                                                                                                                            SocketHandler
                                                                                                                                                                                                                                                              • - throws SecurityException
                                                                                                                                                                                                                                                              StreamHandler
                                                                                                                                                                                                                                                                • - throws SecurityException
                                                                                                                                                                                                                                                                • - throws SecurityException
                                                                                                                                                                                                                                                                • - throws SecurityException
                                                                                                                                                                                                                                                                java.management.rmi
                                                                                                                                                                                                                                                                  javax.management.remote.rmi
                                                                                                                                                                                                                                                                    RMIConnector
                                                                                                                                                                                                                                                                      getMBeanServerConnection(Subject)
                                                                                                                                                                                                                                                                      java.management
                                                                                                                                                                                                                                                                        javax.management.loading
                                                                                                                                                                                                                                                                          MLetContent
                                                                                                                                                                                                                                                                          MLet
                                                                                                                                                                                                                                                                          PrivateMLet
                                                                                                                                                                                                                                                                          MLetMBean
                                                                                                                                                                                                                                                                          javax.management.remote
                                                                                                                                                                                                                                                                            JMXConnector
                                                                                                                                                                                                                                                                              • - abstract
                                                                                                                                                                                                                                                                              java.naming
                                                                                                                                                                                                                                                                                javax.naming
                                                                                                                                                                                                                                                                                  Context
                                                                                                                                                                                                                                                                                    APPLET
                                                                                                                                                                                                                                                                                    java.rmi
                                                                                                                                                                                                                                                                                      java.rmi.server
                                                                                                                                                                                                                                                                                        RMIClassLoader
                                                                                                                                                                                                                                                                                          • - throws SecurityException
                                                                                                                                                                                                                                                                                          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+27-3551-open and 21.0.5+11-LTS-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.