When you install the Java Development Kit (JDK), the associated Java Runtime Environment (JRE) is installed at the same time. To install a lower version of the JRE, first uninstall the current version as described in 'Uninstalling the JRE'. The one exception is that the system will not replace the current JRE with a lower version. Installing the JDK also installs the JRE. You cannot install Java for a single user. Note that installing the JDK on OS X is performed on a system wide basis, for all users, and administrator privileges are required. System RequirementsĪny Intel-based computer running OS X 10.8 (Mountain Lion) or later. See 'OS X Platform Install FAQ' for general information about installing JDK 8 on OS X. See 'JDK 8 and JRE 8 Installation Start Here' for general information about installing JDK 8 and JRE 8. To make the jar file executable, the manifest must include the name of the Main class file. Because Mac OS X ships with the Jar Launcher application, the end user needs only double click on the jar file and the application will launch. In the case of the Java Sound Demo, the file JavaSoundDemo.jar is executable. Click 'Java SE.' Click the 'Download' button next to 'JDK 8 with NetBeans.' Select 'Accept License Agreement' and then click the download link for 'Mac OS X' in the top section. Once you're on the Downloads page, you'll need to navigate to the installer files: Click the 'Java' option. An Open Source example is shown with links to all the code.ĭownload the JDK installer. How to use the Java Packager with JDK 11 to create a self-contained installable bundle for your Java application for Mac, Linux or Windows. While its possible to compile for an older JVM version, you can never be sure you don't use methods/classes that do not exist in an older. The only way to be sure your code is actually compatible with an older major java version is to compile under a JDK of that version. This page describes how to install and uninstall JDK 8 for OS X computers.ĭownload Java for OS X 2017-001 Java for macOS 2017-001 installs the legacy Java 6 runtime for macOS 10.13 High Sierra, macOS 10.12 Sierra, macOS 10.11 El Capitan, macOS 10.10 Yosemite, macOS 10.9 Mavericks, macOS 10.8 Mountain Lion, and macOS 10.7 Lion.
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