It consists of a Java Virtual Machine and all of the class libraries present in the production environment, as well as additional libraries only useful to developers, and such as the internationalization libraries and the IDL libraries. The JDK also comes with a complete Java Runtime Environment, usually called a private runtime. This tool also helps manage JAR files, javadoc - the documentation generator, which automatically generates documentation from source code comments, jdb - the debugger, jps - the process status tool, which displays process information for current Java processes, javap - the class file disassembler, and so many other components. JDK has as its primary components a collection of programming tools, including javac, jar, and the archiver, which packages related class libraries into a single JAR file. The Windows implementation of java.io.File has been changed so that strict validity checks are not performed by default on file paths.

Change: Enable Windows Alternate Data Streams by default. New Features, Changes, and Notable Bug Fixes For information about the new features, changes, and notable bug fixes included in the JDK 12.0.1, 11.0. For more information, refer to Timezone Data Versions in the JRE Software.

Java Development Kit contains the software and tools that you need to compile, debug, and run applets and applications that you've written using the Java programming language. README Java Platform, Standard Edition 8 Development Kit, JDK 8u211 for ARM.

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