title: Properties file on HikariCP
body: <p>I tried unsuccessfully configure hikaricp and I don't see error in the code please help.</p>
  
  <pre><code>public class DatabaseManager {
  
      private DatabaseClient[] databaseClients;
      private HikariDataSource hikariDataSource;
  
      public DatabaseManager(String absoluteFilePath) {
          final HikariConfig hikariConfig = new  HikariConfig(absoluteFilePath);
          this.hikariDataSource = new HikariDataSource(hikariConfig);
          System.out.println(hikariConfig.getUsername()); // null u-u
      }
  }
  </code></pre>
  
  <p>Properties file:</p>
  
  <pre><code>## Database Settings
  dataSourceClassName=org.mariadb.jdbc.MySQLDataSource
  dataSource.user=root
  dataSource.password=
  dataSource.databaseName=imagine-db
  dataSource.portNumber=3306
  dataSource.serverName=localhost
  </code></pre>