How to use

ObjectEnumeratorCursor

in

org.apache.calcite.runtime

private Cursor createCursor(ColumnMetaData.AvaticaType elementType,
  Iterable iterable) {
 final Enumerator enumerator = Linq4j.iterableEnumerator(iterable);
 //noinspection unchecked
 return !(elementType instanceof ColumnMetaData.StructType)
   || ((ColumnMetaData.StructType) elementType).columns.size() == 1
   ? new ObjectEnumeratorCursor(enumerator)
   : new ArrayEnumeratorCursor(enumerator);
}

private Cursor createCursor(ColumnMetaData.AvaticaType elementType,
  Iterable iterable) {
 final Enumerator enumerator = Linq4j.iterableEnumerator(iterable);
 //noinspection unchecked
 return !(elementType instanceof ColumnMetaData.StructType)
   || ((ColumnMetaData.StructType) elementType).columns.size() == 1
   ? new ObjectEnumeratorCursor(enumerator)
   : new ArrayEnumeratorCursor(enumerator);
}

private Cursor createCursor(ColumnMetaData.AvaticaType elementType,
              Iterable iterable) {
 final Enumerator enumerator = Linq4j.iterableEnumerator(iterable);
 //noinspection unchecked
 return !(elementType instanceof ColumnMetaData.StructType)
   || ((ColumnMetaData.StructType) elementType).columns.size() == 1
   ? new ObjectEnumeratorCursor(enumerator)
   : new ArrayEnumeratorCursor(enumerator);
}