private static void verifyWriteSetNotFound(final BTree btree){
  log.info("");
  for (int i=0; i < 1000; i++) {
    if (btree.contains(i)) {
      throw new RuntimeException("Not expecting: key=" + i);
    }
  }
}

private static void verifyWriteSetNotFound ( final BTree btree ) { log . info ( "" ) ; for ( int i = 0 ; i < 1000 ; i ++ ) { if ( btree . contains ( i ) ) { throw new RuntimeException ( "Not expecting: key=" + i ) ; } } }
verify that the write set is not found ( no keys in [ 0 : 1000 ) ) .
