More support is on the way in future IntelliJ IDEA releases. It also helps replace if-else statement chains with switch, improving code readability.īefore we dive into pattern matching for switch, let’s ensure we have the basic IntelliJ IDEA configuration set up.īasic support for Java 17 is available in IntelliJ IDEA 2021.2.1. Also, case labels are no longer limited to constant values. The type of the selector expression that can be used with a switch is expanded to any reference value. As the name suggests, it adds patterns to the case labels in the switch statements and switch expressions. Pattern matching for switch is introduced as a preview feature. Now a visible class or interface doesn’t need to be implicitly extensible. Sealed classes decouple accessibility from extensibility. You can use this link for a comprehensive list of all the new Java 17 features.Īdded as a standard Java language feature in Java 17, sealed classes enable you to control the hierarchies to model your business domain. I will also highlight how these features can reduce the cognitive complexity for developers. I’ll cover what these features are, why you might need them, and how you can start using them in IntelliJ IDEA. In this blog post, I will limit the coverage of Java 17 to its language features – Sealed Classes and Pattern Matching for switch. If you have been waiting to move on from Java 8 or 11, now is the time to weigh its advantages. Given that Java 17 is also an LTS release, it’s not just the developers but enterprises also noticing it. Create Desktop EntryĪlso, create a Launcher script so that you can start IntelliJ IDEA with the command idea from a terminal.A new Java release every six months can be exciting, overwhelming, or both. This option requires root or superuser privileges. Optional: Select For all users in case your system has multiple users. Choose ThemeĬreate a desktop entry to start the application from the system application menu. Choose the theme for the IntelliJ IDEA interface. On the next screen, you can customize the IntelliJ IDEA installation. Jetbrains Privacy PolicyĪlso, choose whether you want to send usage statistics to JetBrains. Select the confirmation checkbox to accept the privacy and then click on the Continue button. wget Įxtract the downloaded package using the tar command. In the command line, run the below command to download IntelliJ IDEA v2020.1. Using official packageĭownload the latest version of IntelliJ IDEA (v2020.1) from the official website. Otherwise, you can skip if you do not want to install them.Ĭlick on Start Using IntelliJ IDEA. Default PluginsĬonsider installing IntelliJ IDEA featured plugins if it is useful for you. sudo snap install intellij-idea-community -classicĮnable or Disable the default plugins depending on your requirement. Run the following command to install the IntelliJ IDEA snap package. sudo apt update & sudo apt install -y snapd Install the snap package manager using the following command in case your system doesn’t have it. We can install IntelliJ IDEA on Ubuntu using snap (the easiest way) or download and install the IntelliJ IDEA manually. This post guides you on how to install IntelliJ IDEA on Ubuntu 18.04 / 19.10 & Ubuntu 16.04. Before you install IntelliJ IDEA, compare the Community and Ultimate Editions and decide which one suits your needs. There are few languages and technologies only supported in Ultimate Edition. can be enabled by installing JetBrains plugins. The support for other languages such as Python, Perl, Go, Erlang, etc. IntelliJ IDEA core package supports Java, Groovy, Kotlin, and XML/XSL programming languages. Also, it supports detecting duplicates, connecting Docker containers and application servers such as Tomcat, JBoss, etc. It has a built-in terminal, database tools, code completion, inline debugger. IntelliJ IDEA supports major build automation tools such as Maven, Ant and Gradle, version controls systems such as Git and SVN. It is developed by JetBrains and is available in two editions, Community and Ultimate. Notably, Google uses IntelliJ IDEA as the base for its Android Studio, an open-source Android development IDE for developing Android applications. IntelliJ IDEA is an integrated development environment for Java development.
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