12.1 Installing the JDK for JBoss

You must download and install Oracle JDK 6.0 update 26 or later updates to 6.0 versions from http://www.oracle.com/technetwork/java/javase/downloads/index.html

Create or set the JAVA_HOME environment variable to point to the location where the JDK is installed.

12.1.1 Set the JAVA_HOME environment variable (Windows)

  1. Select Start > Control Panel > System.

  2. Click the Advanced tab.

  3. Click Environment Variables and, under System Variables, click New.

  4. In the New System Variable box, type JAVA_HOME as the variable name and enter the directory where you installed the JDK. This directory is the directory that contains the /bin subdirectory. For example, type the following path:

    C:\Program Files\Java\jdk1.6.0_26

12.1.2 Set the PATH environment variable (Windows)

  1. Select Start > Control Panel > System.

  2. Click the Advanced tab and click Environment Variables.

  3. In the System Variables area, select the PATH variable and then click Edit.

  4. Append the following text to the beginning of the variable value:

%JAVA_HOME%\bin;

12.1.3 Set the JAVA_HOME environment (Linux and Solaris)

  • It is recommended that you set the JAVA_HOME variable for Bourne and Bash as shown in the following example:

    JAVA_HOME=/usr/java 
    export JAVA_HOME

12.1.4 Set the PATH environment variable (Linux and Solaris)

  • Set the PATH variable for Bourne and Bash as shown in the following example:

    PATH=$JAVA_HOME/bin:$PATH 
    export PATH

12.1.5 Verify JAVA_HOME environment variable setting (Windows, Linux, or Solaris)

(Optional) Open a command prompt and run the following command:

java -version

The command returns the Java version installed on your system.

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