public void readExternal(ObjectInput s) throws IOException, ClassNotFoundException {
int size = s.readInt();
header = new Entry(null, null, null);
header._next = header._previous = header;
for (int i = 0; i < size; i++) {
addLast(s.readObject());
}
}
public LjtLinkedList() {
header._next = header._previous = header;
}
public void remove() {
_previous._next = _next;
_next._previous = _previous;
LjtLinkedList.this.size--;
}
public void clear() {
header._next = header._previous = header;
size = 0;
}