@Override
public void read(DOMInput in) throws IOException {
super.read(in);
in.openElement("locator");
this.locator = (Locator) in.readObject(0);
in.closeElement();
}
/** Reads the arrow tip from a StorableInput. */
public void read(StorableInput dr) throws IOException {
super.read(dr);
fLocator = (Locator) dr.readStorable();
}