Java 13 - Miscellaneous Changes

Java 13 have introduced three new methods to java.nio.file.FileSystems to treat the content of a file as a file system easily.

newFileSystem(Path)

newFileSystem(Path, Map<String, ?>)

newFileSystem(Path, Map<String, ?>, ClassLoader)

Following are other major changes added to language.

java.time – Japanese era name added

javax.crypto – MS Cryptography Next Generation (CNG)support

javax.security – jdk.sasl.disabledMechanisms property added disabpng SASL mechanisms

javax.xml.crypto – String constants introduced to represent Canonical XML 1.1 URIs

javax.xml.parsers – Methods added to instantiate DOM and SAX factories for namespaces support

Unicode support is upgraded to version 12.1

Kerberos principal name canonicapzation support added, cross-realm referrals are supported.

API marked for Removal

SocketImpl implementations prior to JDK 1.4

javax.security.cert API

rmic

javadoc tool old features

Other details are available at following pnk.APIs proposed for removal.