Java SE Development Kit (JDK)

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dev-java/oracle-jdk-bin


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Summary: Oracle's Java SE Development Kit -- Java runtime, compiler, etc.

Use Flags

derby
Enable Installation of Bundled Derby (Java DB)
jce
Enable Java Cryptographic Extension Unlimited Strength Policy files
pax_kernel
Use paxctl to mark the JVM binaries.

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Java SE Development Kit (JDK)

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Jdk is Java SE Runtime Environment (JRE) & additional software for java development.

Installation

# emerge dev-java/oracle-jdk-bin


Configuration

JVM

list java virtual machines:

# eselect java-vm list


set java virual machine os oracle jdk:

# eselect java-vm set system oracle-jdk-bin-1.7


Browser Plugin

list java browser plugins:

# eselect java-nsplugin list


set java browser plugin to oracle jdk:

32bit
# eselect java-nsplugin set 32bit oracle-jdk-bin-1.7


64bit
# eselect java-nsplugin set 64bit oracle-jdk-bin-1.7


Runtime

After the installation finishes, you may want to check and see if you can use the jre components of jdk. You can do so by issuing the following command:

$ java -jar file.jar


media