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Feb 7, 2024 · Key Features of Java Versions. Java 8: Lambda Expressions, Streams API, Default methods in interfaces, Function interfaces, New Date and Time API, Nashorn JavaScript Engine, Optional class.
- Pritam Kumar
- New String and Files Methods
- The Teeing Collector
- Support For Compact Number Formatting
- Performance Improvements
- Experimental and Preview Features
- Other Changes in Java 12
- Summary
After we got a few new String methods in Java 11 and the Files.readString() and writeString() methods, the JDK developers extended both classes again for Java 12.
For some requirements, you may want to terminate a Stream with two collectors instead of one and combine the result of both collectors. In the following example source code, we want to determine the difference from largest to smallest number from a stream of random numbers (we use Optional.orElseThrow() introduced in Java 10to avoid a "code smell" ...
Using the static method NumberFormat.getCompactNumberInstance(), we can create a formatter for the so-called "compact number formatting". This is a form that is easy for humans to read, such as "2M" or "3 billion". The following example shows how some numbers are displayed – once in the short and once in the long compact form: The program will prin...
The following improvements ensure that our Java applications start faster, have lower garbage collector latencies, and a better memory footprint.
This section lists experimental features and previews, i.e., functionality that are still in the development stage and may be modified based on feedback from the Java community until the final release. Instead of going into detail about these features, I will refer to the Java version where the respective features are released as "production-ready"...
In this section, I list changes that will not affect the daily work of most Java developers. However, it is certainly not wrong to have skimmed over the changes once.
The changes in Java 12 are pretty manageable. We got a few new String and Filesmethods and the Teeing Collector, which allows us to terminate a Stream over two collectors and combine their results. Class data sharing is now enabled by default, thanks to the classes.jsashared archive file provided on 64-bit systems. The G1 Garbage Collector can abor...
Jul 2, 2023 · Java 7 introduced several new features and enhancements. String in Switch. Java 7 introduced the ability to use strings in the switch statement, making code more readable and reducing the...
Jan 16, 2024 · Overview. In this tutorial, we’ll talk about the news related to the new version of the Java ecosystem, Java SE 17, including the new features and the changes in its release process, LTS support and licenses. Further reading: Sealed Classes and Interfaces in Java.
Jan 11, 2024 · Experimental Java-Based JIT Compiler. Since Java 9, the Graal Compiler (a Java compiler written in Java) has been supplied as an experimental Ahead-of-Time (AOT) compiler. This allows a Java program to be compiled into a native executable file (e.g., an exe file on Windows).
Java version history - Wikipedia. The Java language has undergone several changes since JDK 1.0 as well as numerous additions of classes and packages to the standard library.
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Dec 25, 2023 · From its inception in 1996 to the present day, each Java version has brought forth new features and enhancements, shaping the way developers create robust and scalable applications.
