Unfortunately, even the latest early-access versions of IntelliJ often do not yet support early-access versions of Java. For example, I am trying to use Intellij 2022.1.1 Preview (Ultimate Edition)...

With JDK/12 EarlyAccess Build 10, the JEP-325 Switch Expressions has been integrated as a preview feature in the JDK. A sample code for the expressions (as in the JEP as well): Scanner scanner = n...

I came across this amazing topic on https://www.baeldung.com/java-pattern-matching-instanceof. But when I try to run the following code, it throws compile time error: if(obj instanceof String s) {...

I really like the addition of records in Java 14, at least as a preview feature, as it helps to reduce my need to use lombok for simple, immutable "data holders". But I'm having an issue ...

I am trying to build a project with JDK-12 ea. While trying to execute a sample class: public static void main(String[] args) { Scanner scanner = new Scanner(System.in); int value = scanner.nex...

Looking to use records from Java 14 in a gradle build, but am getting: thufir@dur:~/NetBeansProjects/FileWatcherHandler$ thufir@dur:~/NetBeansProjects/FileWatcherHandler$ gradle clean build >...

Using records (preview feature java-14) in a jlink:ed application, gives below error when using options: options = ['--strip-debug', '--compress', '2', '--no-header-files', '--no-man-pages'] java...

It's easy to compile your Java sources with --enable-preview: <!-- Enable preview features --> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>mave...

Trying out JDK/12 EarlyAccess Build 20, where the JEP-325 Switch Expressions has been integrated as a preview feature. A sample code for the expressions (as in the JEP as well): Scanner scanner = ...