Java 14

version: 14 Release date: 2020/03/17 EOL date: 2020/09 bytecode: 58.0

Documentation: notes , vm , lang , api SCM: hg

Distro	Vendor	License	Platforms
AdoptOpenJDK	AdoptOpenJDK	Open Source	aix-ppc64 linux-x64 linux-s390x linux-ppc64le linux-aarch64 linux-arm32 macOS-x64 solaris-sparcv9 solaris-x64 windows-x86 windows-x64
Liberica	BellSoft	Open Source	linux-x86 linux-x64 linux-arm32 linux-aarch64 linux-ppc64le macOS-x64 windows-x86 windows-x64
OpenJDK	Oracle	Open Source	linux-x64 macOS-x64 windows-x64
Oracle JDK	Oracle	Commercial	linux-x64 macOS-x64 windows-x64
Red Hat Build of OpenJDK	Red Hat	Open Source	linux-x64 windows-x86 windows-x64
SapMachine	SAP	Open Source	linux-x64 linux-ppc64le macOS-x64 windows-x64
Zulu	Azul	Open Source	linux-x86 linux-x64 linux-ppc32spe linux-ppc32hf linux-ppc64 linux-aarch64 linux-arm32 macOS-x64 windows-x86 windows-x64 solaris-sparcv9 solaris-x86 solaris-x64

Technology Compatibility Kit

New Features

JVM

NUMA-Aware Memory Allocation for G1 ( JEP 345 )
JFR Event Streaming ( JEP 349 )
Helpful NullPointerExceptions ( JEP 358 )
Deprecate the Solaris and SPARC Ports ( JEP 362 )
Remove the Concurrent Mark Sweep (CMS) Garbage Collector ( JEP 363 )
ZGC on macOS ( JEP 364 )
ZGC on Windows ( JEP 365 )
Deprecate the ParallelScavenge + SerialOld GC Combination ( JEP 366 )

API

Non-Volatile Mapped Byte Buffers ( JEP 367 )
Remove the Pack200 APIs ( JEP 367 )

Language

Pattern Matching for instanceof Preview ( JEP 305 )

Tools

Remove the Pack200 Tools ( JEP 367 )
Packaging Tool (Incubator) ( JEP 343 )

New APIs

Compare to Java:

base: version: 14 build 14.0.2+12

target version: 13 build 13.0.2+8

m
java.base
- p
  java.io
  - a
    Serial
    
    added
  - c
    PrintStream
    - m
      write(byte[])
      
      added
    - m
      writeBytes(byte[])
      
      added
- p
  java.lang.annotation
  - e
    ElementType
    - f
      RECORD_COMPONENT
      
      added
- p
  java.lang.invoke
  - c
    ClassSpecializer.Factory
    - m
      ClassSpecializer.Factory(ClassSpecializer)
      
      removed
  - c
    ConstantBootstraps
    - m
      ConstantBootstraps()
      
      deprecated
      
      forRemoval
  - c
    MethodHandles.Lookup
    - m
      hasFullPrivilegeAccess()
      
      added
    - m
      hasPrivateAccess()
      
      deprecated
    - m
      previousLookupClass()
      
      added
- p
  java.lang.reflect
  - c
    Modifier
    - m
      Modifier()
      
      deprecated
      
      forRemoval
  - c
    RecordComponent
    
    added
- p
  java.lang.runtime
  
  added
- p
  java.lang
  - c
    Class
    - m
      getRecordComponents()
      
      added
    - m
      isRecord()
      
      added
  - c
    LiveStackFrame.PrimitiveSlot
    - m
      LiveStackFrame.PrimitiveSlot()
      
      removed
  - c
    NullPointerException
    - m
      getMessage()
      
      added
  - c
    Record
    
    added
  - c
    StrictMath
    - m
      decrementExact(int)
      
      added
    - m
      decrementExact(long)
      
      added
    - m
      incrementExact(int)
      
      added
    - m
      incrementExact(long)
      
      added
    - m
      negateExact(int)
      
      added
    - m
      negateExact(long)
      
      added
  - c
    String
    - m
      formatted(Object...)
      
      modified
    - m
      stripIndent()
      
      modified
    - m
      translateEscapes()
      
      modified
  - c
    ThreadGroup
    - m
      allowThreadSuspension(boolean)
      
      forRemoval
    - m
      resume()
      
      forRemoval
    - m
      suspend()
      
      forRemoval
  - c
    Thread
    - m
      resume()
      
      forRemoval
    - m
      suspend()
      
      forRemoval
- p
  java.net
  - c
    MulticastSocket
    - m
      getInterface()
      
      deprecated
    - m
      getLoopbackMode()
      
      deprecated
    - m
      joinGroup(InetAddress)
      
      deprecated
    - m
      leaveGroup(InetAddress)
      
      deprecated
    - m
      setInterface(InetAddress)
      
      deprecated
    - m
      setLoopbackMode(boolean)
      
      deprecated
- p
  java.security.acl
  
  removed
- p
  java.text
  - c
    CompactNumberFormat
    - m
      CompactNumberFormat(String, DecimalFormatSymbols, String[], String)
      
      added
- p
  java.util.concurrent.locks
  - c
    AbstractQueuedLongSynchronizer
    - m
      AbstractQueuedLongSynchronizer()
      
      public
  - c
    LockSupport
    - m
      setCurrentBlocker(Object)
      
      added
- p
  java.util.jar
  - c
    Pack200
    
    removed
  - i
    Pack200.Packer
    
    removed
  - i
    Pack200.Unpacker
    
    removed
- p
  java.util
  - c
    HashSet
    - m
      toArray()
      
      added
    - m
      toArray(Object[])
      
      added
m
java.compiler
- p
  javax.lang.model.element
  - e
    ElementKind
    - f
      BINDING_VARIABLE
      
      added
    - f
      RECORD
      
      added
    - f
      RECORD_COMPONENT
      
      added
  - i
    ElementVisitor
    - m
      visitRecordComponent(RecordComponentElement, Object)
      
      added
  - i
    RecordComponentElement
    
    added
  - i
    TypeElement
    - m
      getRecordComponents()
      
      added
- p
  javax.lang.model.util
  - c
    AbstractAnnotationValueVisitor14
    
    added
  - c
    AbstractElementVisitor14
    
    added
  - c
    AbstractElementVisitor6
    - m
      visitRecordComponent(RecordComponentElement, Object)
      
      added
  - c
    AbstractTypeVisitor14
    
    added
  - c
    ElementFilter
    - m
      recordComponentsIn(Iterable)
      
      added
    - m
      recordComponentsIn(Set)
      
      added
  - c
    ElementKindVisitor14
    
    added
  - c
    ElementKindVisitor6
    - m
      visitTypeAsRecord(TypeElement, Object)
      
      added
    - m
      visitVariableAsBindingVariable(VariableElement, Object)
      
      added
  - c
    ElementScanner14
    
    added
  - c
    SimpleAnnotationValueVisitor14
    
    added
  - c
    SimpleElementVisitor14
    
    added
  - c
    SimpleTypeVisitor14
    
    added
  - c
    TypeKindVisitor14
    
    added
  - i
    Elements
    - m
      recordComponentFor(ExecutableElement)
      
      added
- p
  javax.lang.model
  - e
    SourceVersion
    - f
      RELEASE_14
      
      added
- p
  javax.tools
  - c
    ToolProvider
    - m
      ToolProvider()
      
      deprecated
      
      forRemoval

base: version: 14 build 14.0.2+12

target version: 12 build 12.0.2+10

base: version: 14 build 14.0.2+12

target version: 11 build 11.0.8+10

Java Version Almanac

Java versions:

Java 14

New Features

JVM

API

Language

Tools

New APIs