public boolean isCompacted() {
    return header.getType() == ProcedureWALFormat.LOG_TYPE_COMPACTED;
  }
Describes a WAL File
@deprecated Since 2.3.0, will be removed in 4.0.0. Keep here only for rolling upgrading, now we
            use the new region based procedure store.
hbase-procedure/src/main/java/org/apache/hadoop/hbase/procedure2/store/wal/ProcedureWALFile.java