project
    mysql
       config
           my.cnf
       scheme
           scheme.sql
       Dockerfile
    myapp
       app
          app.jar
       Dockerfile
    docker-compose.yaml

FROM mysql:8.0.12
COPY config/ /etc/mysql/
COPY scheme/ /docker-entrypoint-initdb.d/

FROM openjdk:8-jdk-slim
COPY app/ /usr/src/myapp/
WORKDIR /usr/src/myapp
CMD tail -f /dev/null

version: '3'

services:
    mysql:
        build: ./mysql/
        container_name: mysqlbase
        ports:
            - "3600:3600"
        environment:
            MYSQL_ROOT_PASSWORD: "root_pass"
            MYSQL_USER: "user"
            MYSQL_PASSWORD: "userpass"
            MYSQL_DATABASE: "Base"
    app:
        depends_on:
            - mysql
        build: ./app/
        container_name: app

private DataSource() {

        try {
            cpds = new ComboPooledDataSource();
            cpds.setDriverClass("com.mysql.cj.jdbc.Driver");
            cpds.setJdbcUrl("jdbc:mysql://127.0.0.1:3306/Base");
            cpds.setUser("user");
            cpds.setPassword("userpass");
            cpds.setInitialPoolSize(5);
            cpds.setMinPoolSize(5);
            cpds.setAcquireIncrement(5);
            cpds.setMaxPoolSize(20);
            cpds.setMaxStatements(180);
            cpds.setTestConnectionOnCheckout(true);
            cpds.setIdleConnectionTestPeriod(300);
            cpds.setMaxIdleTimeExcessConnections(240);
        }catch (PropertyVetoException e) {
            throw new IllegalArgumentException("Ошибка конфигурирования связи с БД");
        }
    }