#!/bin/bash
set -e

if [ -z "$JAVA_DOWNLOAD_URL" ]; then
   if [ -z "$JAVA_FILE" ]; then
      echo "JAVA_FILE and JAVA_DOWNLOAD_URL are not set. Proceeding with distro native Java."
   fi
fi
if [ -z "$DIB_HADOOP_VERSION" ]; then
   echo "DIB_HADOOP_VERSION is not set. Impossible to install hadoop. Exit"
   exit 1
fi
version_check=$(echo $DIB_HADOOP_VERSION | sed -e '/[0-9]\.[0-9]\.[0-9]/d')
if [[ -z $version_check ]]; then
   echo "All variables are set, continue."
else
   echo "Version error. Exit"
   exit 1
fi
