docs: private void init()
      {
          jdbcProperties = new Properties();
          dbcpProperties = new Properties();
          setFetchSize(0);
          this.setTestOnBorrow(true);
          this.setTestOnReturn(false);
          this.setTestWhileIdle(false);
          this.setLogAbandoned(false);
          this.setRemoveAbandoned(false);
      }