Dockerfile

# System Base
FROM ubuntu:16.04

# Java Version
ENV JAVA_VERSION 8u151

# Path installation
ENV JAVA_HOME /usr/lib/jvm/jdk1.8.0_151/

# Copy package
COPY jdk-$JAVA_VERSION-linux-x64.tar.gz /usr/lib/jvm/

# Copy .jar
COPY acesso.jar /home/acesso.jar
COPY acesso_init.sql /home/acesso_init.sql

# WD
WORKDIR /usr/lib/jvm/

# Decompress
RUN tar -zxvf jdk-$JAVA_VERSION-linux-x64.tar.gz && \
    rm jdk-$JAVA_VERSION-linux-x64.tar.gz

# Edit Path
ENV PATH "$PATH":/${JAVA_HOME}/bin:.:

docker-compose.yml

version: '3'
services:
  app:
    image: java8

    environment:
      - DATASOURCE_URL=jdbc:postgresql://host:port/database
      - DATASOURCE_USERNAME=postgres
      - DATASOURCE_PASSWORD=passwdexemplo