JDK-8283414 : Update java.base to use sealed classes (umbrella)
  • Type: Enhancement
  • Component: core-libs
  • Affected Version: 19
  • Priority: P4
  • Status: Closed
  • Resolution: Other
  • Submitted: 2022-03-19
  • Updated: 2022-06-03
  • Resolved: 2022-04-11
Related Reports
Relates :  
JDK-8282536 - java.net.InetAddress should be a sealed class
Relates :  
JDK-8260514 - JEP 409: Sealed Classes
Relates :  
JDK-8224243 - Add implSpec's to AccessibleObject and seal Executable
Relates :  
JDK-8283683 - Make ThreadLocalRandom a final class
Relates :  
JDK-8282131 - java.time.ZoneId should be a sealed abstract class
Relates :  
JDK-8265130 - Make ConstantDesc class hierarchy sealed
Relates :  
JDK-8282572 - EnumSet should be a sealed class
Relates :  
JDK-8284105 - Update security libraries to use sealed classes
Relates :  
JDK-8287484 - JFR: Seal RecordedObject
Relates :  
JDK-8283700 - Add final or sealed modifier to appropriate java.awt API classes
Relates :  
JDK-8283701 - Add final or sealed modifier to appropriate java.awt.color ICC_Profile API classes
Relates :  
JDK-8283703 - Add sealed modifier to java.awt.geom.Path2D
Relates :  
JDK-8283704 - Add sealed modifier to java.awt.MultipleGradientPaint
Relates :  
JDK-8283705 - Make javax.sound.midi.Track a final class
Relates :  
JDK-8283706 - Add final or sealed modifier to appropriate javax.swing API classes
Relates :  
JDK-8284046 - reconsider cleanup of OptionalDataException
Sub Tasks
JDK-8282536 :  
java.net.InetAddress should be a sealed class - Resolved
JDK-8283237 :  
CallSite should be a sealed class - Resolved
JDK-8283415 :  
Update java.lang.ref to use sealed classes - Resolved
JDK-8283416 :  
Update java.lang.invoke.MethodHandle to use sealed classes - Resolved
JDK-8283417 :  
Update java.nio buffers to use sealed classes - Resolved
JDK-8283470 :  
Update java.lang.invoke.VarHandle to use sealed classes - Resolved
JDK-8283480 :  
Make AbstractStringBuilder sealed - Resolved
JDK-8283668 :  
Update IllegalFormatException to use sealed classes - Resolved
JDK-8283715 :  
Update ObjectStreamClass to be final - Resolved
JDK-8283772 :  
Make sun.net.dns.ResolverConfiguration sealed - Resolved
JDK-8284036 :  
Make ConcurrentHashMap.CollectionView a sealed hierarchy - Resolved
Description
Various additional class hierarchies within java.base can be updated to use sealed classes (JDK-8260514).

Candidates to be re-declared as sealed as found by an automated analysis (in-progress candidates from  JDK-8282536 and JDK-8283237 indentified):

Note: sealing candidate java.lang.LiveStackFrame.PrimitiveSlot
Note: sealing candidate java.lang.Package
Note: sealing candidate java.util.IllegalFormatException
Note: sealing candidate java.io.ObjectStreamClass
Note: sealing candidate java.io.OptionalDataException
Note: sealing candidate java.lang.invoke.CallSite
Note: sealing candidate java.lang.invoke.ClassSpecializer.Factory
Note: sealing candidate java.lang.invoke.MethodHandle
Note: sealing candidate java.lang.invoke.VarHandle
Note: sealing candidate java.lang.module.ModuleDescriptor
Note: sealing candidate java.net.InetAddress
Note: sealing candidate java.net.InterfaceAddress
Note: sealing candidate java.nio.Buffer
Note: sealing candidate java.nio.ByteBuffer
Note: sealing candidate java.nio.CharBuffer
Note: sealing candidate java.nio.DoubleBuffer
Note: sealing candidate java.nio.FloatBuffer
Note: sealing candidate java.nio.IntBuffer
Note: sealing candidate java.nio.LongBuffer
Note: sealing candidate java.nio.MappedByteBuffer
Note: sealing candidate java.nio.ShortBuffer
Note: sealing candidate java.util.concurrent.ConcurrentHashMap.KeySetView
Note: sealing candidate java.util.concurrent.ForkJoinWorkerThread
Note: sealing candidate javax.crypto.Cipher
Note: sealing candidate jdk.internal.jimage.ImageStringsReader
Note: sealing candidate jdk.internal.loader.AbstractClassLoaderValue
Note: sealing candidate jdk.internal.loader.BuiltinClassLoader
Note: sealing candidate jdk.internal.logger.SimpleConsoleLogger
Note: sealing candidate jdk.internal.module.ModuleHashes.Builder
Note: sealing candidate jdk.internal.module.ModulePatcher.PatchedModuleReader
Note: sealing candidate jdk.internal.platform.CgroupMetrics
Note: sealing candidate jdk.internal.platform.CgroupV1MetricsImpl
Note: sealing candidate sun.net.dns.ResolverConfigurationImpl
Note: sealing candidate sun.net.www.MimeTable
Note: sealing candidate sun.net.www.protocol.http.AuthCacheValue
Note: sealing candidate sun.nio.ch.FileLockImpl
Note: sealing candidate sun.nio.ch.InheritedChannel.InheritedSocketChannelImpl
Note: sealing candidate sun.nio.ch.InheritedChannel.InheritedServerSocketChannelImpl
Note: sealing candidate sun.nio.ch.InheritedChannel.InheritedDatagramChannelImpl
Note: sealing candidate sun.nio.ch.SimpleAsynchronousFileChannelImpl
Note: sealing candidate sun.nio.cs.StreamDecoder
Note: sealing candidate sun.security.provider.JavaKeyStore
Note: sealing candidate sun.security.provider.certpath.Builder
Note: sealing candidate sun.security.provider.certpath.SunCertPathBuilderResult
Note: sealing candidate sun.security.provider.certpath.Vertex
Note: sealing candidate sun.security.rsa.RSAKeyPairGenerator
Note: sealing candidate sun.security.rsa.RSASignature
Note: sealing candidate sun.security.timestamp.TSResponse
Note: sealing candidate sun.security.util.math.intpoly.IntegerPolynomial
Note: sealing candidate sun.security.validator.Validator
Note: sealing candidate sun.util.locale.LocaleExtensions
Note: sealing candidate sun.util.locale.UnicodeLocaleExtension
Note: sealing candidate sun.util.locale.provider.LocaleResources
Comments
Attached an annotation processor that can be used to find candidate for sealing.
03-06-2022
Subtasks all resolved; closing.
11-04-2022