Aris ariskk
ariskk
/ emr_bootstrap_java_8.sh
Created
April 22, 2016 11:38
— forked from pstorch/emr_bootstrap_java_8.sh
Bootstrap script for installing Java 8 on an Amazon Elastic MapReduce instance (emr-4.0.0)
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| # Check java version | |
| JAVA_VER=$(java -version 2>&1 | sed 's/java version "\(.*\)\.\(.*\)\..*"/\1\2/; 1q') | |
| if [ "$JAVA_VER" -lt 18 ] | |
| then | |
| # Figure out how many versions of Java and javac we currently have | |
| NR_OF_JRE_OPTIONS=$(echo 0 | alternatives --config java 2>/dev/null | grep 'There ' | awk '{print $3}' | tail -1) | |
| NR_OF_SDK_OPTIONS=$(echo 0 | alternatives --config javac 2>/dev/null | grep 'There ' | awk '{print $3}' | tail -1) | |
| # Silent install javac (includes jre) |