/**
* Change the PhysicalPosition of the logical record iPosition.
*/
public void setPhysicalPosition(final long iPosition, final int iDataId, final long iDataPosition, final byte iRecordType) {
Long key = new Long(iPosition);
final OPhysicalPosition ppos = map.get(key);
ppos.dataSegment = iDataId;
ppos.dataPosition = iDataPosition;
ppos.type = iRecordType;
map.put(key, ppos);
}