The update is set to allow an expression to be tested against a number of patterns, each with a specific action, so that complex data-oriented queries can be expressed concisely and safely.

In preview for the next release is JEP 420, which enhances Java with pattern matching for switch expressions and statements, along with extensions to the language of patterns.

It also promises a command-line tool and API to start a minimal web server that serves static files only, known as JEP 408. Updates and improvements to libraries include 'UTF-8 by Default,' which means APIs that depend on the default charset will behave consistently across all implementations, operating systems, locales, and configurations, Oracle said. Azul lays claim to massive efficiency gains with remote compilation for Java.Open-source IDE NetBeans hits v13 – tweaks for Gradle, Maven.Oracle's compliance cops now include Java in license audits.Java HotSpot(TM) 64-Bit Server VM 18.9 (build 11.0.'With Java's consistent six-month release cadence Oracle is meeting those demands, helping to keep Java relevant for modern applications and workloads,' he said. Java(TM) SE Runtime Environment 18.9 (build 11.0.1+13-LTS) Display the JDK version javac -version Issue the following commands to verify that JDK/JRE are properly installed and display their version:.Under 'Java Platform, Standard Edition' ⇒ 'Java SE 11.0.Goto 'Control Panel' ⇒ (optional) 'Programs' ⇒ 'Programs and Features' ⇒ Un-install ALL programs begin with 'Java', such as 'Java SE Development Kit. If you have previously installed older version(s) of JDK/JRE, un-install ALL of them. Although you can install multiple versions of JDK/JRE concurrently, it is messy. I recommend that you install only the latest JDK. Step 0: Un-Install Older Version(s) of JDK/JRE

Java se development