@Override
  public void beforeRerunningIndexCreationQuery() {}
Asif : Called just before IndexManager executes the function rerunIndexCreationQuery. After
this function gets invoked, IndexManager will iterate over all the indexes of the region making
the data maps null & re running the index creation query on the region. The method of Index
Manager gets executed from the clear function of the Region
geode-core/src/main/java/org/apache/geode/cache/query/internal/QueryObserverAdapter.java