with-java

#!/usr/bin/env bash
case $1 in
    7) # the default
        # JAVA_HOME=/Library/Java/JavaVirtualMachines/jdk1.7.0_71.jdk/Contents/Home
        ;;
    8)
        export JAVA_HOME=$(/usr/libexec/java_home) # /Library/Java/JavaVirtualMachines/jdk1.8.0_65.jdk/Contents/Home
        ;;
    *)
        echo "Unsupported Java version: $1" >&2
        exit 1
esac
shift
"$@"