The source code of the IntelliJ project was recently migrated to Java 11. We still have some modules which are compiled to be compatible with older Java versions to support running users’ projects under these versions. However most of the platform and plugin modules use Java 11 now, and the upcoming 2020.3 versions of all IntelliJ-based IDEs will require Java 11 to start.
What does it mean for you? If you develop a plugin, you can use new language features and APIs from Java 11, but only if the since-build attribute in plugin.xml is set to 203. If your plugin distribution needs to run on multi
IntelliJ project migrates to Java 11
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