gentoo-overlay/dev-java/openjdk/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
  <maintainer type="project">
    <email>java@gentoo.org</email>
    <name>Java</name>
  </maintainer>
  <longdescription>Java™ is the world's leading programming language and platform. The code for Java is open source and available at OpenJDK™.</longdescription>
  <use>
    <flag name="headless-awt">Don't install the X backend for AWT, needed by some GUIs</flag>
    <flag name="gentoo-vm">Allow this JDK to be recognised by Gentoo (package manager, eselect, java-config, EXPERIMENTAL!)</flag>
    <flag name="jbootstrap">Build OpenJDK twice, the second time using the result of the first</flag>
    <flag name="source">Install JVM sources</flag>
    <flag name="systemtap">Enable SystemTAP/DTrace tracing</flag>
    <flag name="webstart">Provide javaws command through symlink to icedtea-web</flag>
  </use>
</pkgmetadata>