private void generateNearSideEventOffset(TXState txState) {
    assert nearSideEventOffset == -1;
    nearSideEventOffset = generateEventOffset(txState);
  }
Generate the offset for an eventId that will be used for the nearside op for this entry. No
farside op will be done.

@since GemFire 5.7
geode-core/src/main/java/org/apache/geode/internal/cache/TXEntryState.java