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On a number of Linux distributions such as Ubuntu, the current active version of Java is controlled via links from /usr/bin set by the update-alternatives command; thus, the value of JAVA_HOME that causes REEF to use the Java version controlled by update-alternatives is given in the code block below. REEF will concatenate the appropriate path to find executable files.
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export |
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JAVA_HOME=/usr |
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You can change the active version of Java controlled by update-alternatives by entering the command below and selecting the desired version from the displayed list.
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update-alternatives --config java |