/**
  * Clones an existing entry.
  *
  * @param entry The entry to be cloned
  * @return a new DbIpInterfaceEntry identical to the original
  */
 public static DbIpInterfaceEntry clone(DbIpInterfaceEntry entry) {
   DbIpInterfaceEntry clonedEntry = create(entry.getNodeId(), entry.getIfAddress());
   clonedEntry.m_fromDb = entry.m_fromDb;
   clonedEntry.m_ifIndex = entry.m_ifIndex;
   clonedEntry.m_managedState = entry.m_managedState;
   clonedEntry.m_status = entry.m_status;
   clonedEntry.m_lastPoll = entry.m_lastPoll;
   clonedEntry.m_primaryState = entry.m_primaryState;
   clonedEntry.m_changed = entry.m_changed;
   return clonedEntry;
 }