Do you need Java SDK?

The JDK (Java Development Kit) is an SDK (Software Dev Kit) . It is used to build software/applications on Java and of course it includes the JRE (Java Runtime Edition) to execute that software. If you just want to execute a Java application, download only the JRE.17 Kas 2011

The Java Development Kit (JDK) The JDK also contains a Java Runtime Environment (JRE), which enables Java programs, such as Eclipse, to run on your system . If you are using a Macintosh running a version of Mac OS X supported by the Android SDK, the JDK is already installed.

You must install Oracle JDK before installing Android Studio, so please don’t start this step until you have completed Step 1 above. Download Android Studio from the following address: Android Studio Download Page.

A copy of the latest OpenJDK comes bundled with Android Studio 2.2 and higher, and this is the JDK version we recommend you use for your Android projects. So if you are using the newest version, you won’t need any additional JDK .