@Override
  protected boolean valiateFilename(Path file) {
    return MasterProcedureUtil.validateProcedureWALFilename(file.getName());
  }
Procedure WAL cleaner that uses the timestamp of the Procedure WAL to determine if it should be
deleted. By default they are allowed to live for {@value #DEFAULT_TTL}.
@deprecated Since 2.3.0, will be removed in 4.0.0. We will not use the procedure wal to store
            procedure any more.
hbase-server/src/main/java/org/apache/hadoop/hbase/master/cleaner/TimeToLiveProcedureWALCleaner.java