891 B
==Install Java==
This element installs a Java Virtual Machine into the image. There are three options for selecting what version of the JVM is installed -
-
Provide no input, the package manager in your image will be used to install the natively packaged JVM
-
Provide JAVA_FILE via the environment, it should be a .tar.gz or .bin and will be installed under JAVA_TARGET_LOCATION, which will default to "/usr/java" (see 3. for more information on JAVA_TARGET_LOCATION).
-
Provide JAVA_DOWNLOAD_URL via the environment, it should be a url pointing to a file that will be placed in JAVA_FILE (see 1.)
-
In addition to selecting the JDK to install, this element can be configured to install to a specific location. Set the JAVA_TARGET_LOCATION variable in order to customize the top-level directory that will contain the JDK install. By default, this variable is set to "/usr/java".