Date2Long.java

public class Date2Long implements SqlTypeAdapter<Date, Long> {
  @Override
  public Date toJava(Long dataValue) {
    if (dataValue != null) { return new Date(2); }
    return null;
  }
  @Override
  public Long toData(Date javaValue) {
    if (javaValue != null) { return javaValue.getTime(); }
    return null;
  }
  @Override
  public String toString(Date javaValue) { return null; }
}