FROM buildpack-deps:20.04-scm

RUN apt-get update && apt-get install -y --no-install-recommends \
    libfontconfig1 \
    && rm -rf /var/lib/apt/lists/*

ARG JDKVERSION
RUN curl -sL https://github.com/shyiko/jabba/raw/master/install.sh | \
    JABBA_COMMAND="install $JDKVERSION -o /jdk" bash

ENV JAVA_HOME /jdk
ENV PATH $JAVA_HOME/bin:$PATH

RUN java -version