fsDir.unprotectedConcat(concatDeleteOp.trg, concatDeleteOp.srcs,
concatDeleteOp.timestamp);
break;
}
case OP_MERGE: {
MergeOp mergeOp = (MergeOp)op;
RaidCodec codec = RaidCodec.getCodec(mergeOp.codecId);
if (codec == null) {
LOG.error("Codec " + mergeOp.codecId + " doesn't exist");
logErrorAndFail("Merge: codec doesn't exist");
}