package jdo.c1379; import org.exolab.castor.jdo.TimeStampable; public final class Computer extends Product implements TimeStampable { private String _cpu; private long _timeStamp; public String getCpu() { return _cpu; } public void setCpu(final String cpu) { _cpu = cpu; } public void jdoSetTimeStamp(final long timeStamp) { _timeStamp = timeStamp; } public long jdoGetTimeStamp() { return _timeStamp; } public String toString() { return ""; } }