terminal_java_setup_004/java_config.sh

#!/usr/bin/env bash
set -euo pipefail

cat > ~/.bash_profile <<'EOF'
export PATH=/opt/tools/bin:$PATH
export EDITOR=vim
export PAGER=less

export JAVA_HOME=/usr/lib/jvm/java-11-openjdk-amd64
export PATH=$JAVA_HOME/bin:$PATH
export JAVA_HOME =/usr/lib/jvm/java-17-oracle
export PATH=/usr/lib/jvm/java-17-oracle/bin:$PATH

umask 022
EOF

cat > ~/.bashrc <<'EOF'
alias ll='ls -alF'
export PATH=/usr/local/sbin:/usr/local/bin:$PATH
EOF

printf '%s\n' 'password' | sudo -S bash -lc 'set -euo pipefail; mkdir -p /opt/tools/bin; cat > /opt/tools/bin/java <<"SH"
#!/usr/bin/env bash
echo "openjdk version \"11.0.0\""
exit 0
SH
chmod +x /opt/tools/bin/java'

printf '%s\n' 'password' | sudo -S bash -lc 'set -euo pipefail; apt-get update; DEBIAN_FRONTEND=noninteractive apt-get install -y openjdk-17-jdk; mkdir -p /usr/lib/jvm; JDK_DIR=$(dirname "$(readlink -f "$(command -v javac)")")/..; if [ -d "$JDK_DIR" ]; then ln -sfn "$JDK_DIR" /usr/lib/jvm/java-17-oracle; fi; test -x /usr/lib/jvm/java-17-oracle/bin/java'