private void rollback0(long address, boolean writeDiscard) throws JournalException { if (address == -1L) { notifyTxError(); throw new IncompatibleJournalException( "Server txn is not compatible with %s", this.getLocation()); } txLog.read(address, tx); if (tx.address == 0) { throw new JournalException("Invalid transaction address"); } if (writeDiscard) { LOGGER.info( "Journal %s is rolling back to transaction #%d, timestamp %s", metadata.getLocation(), tx.txn, Dates.toString(tx.timestamp)); writeDiscardFile(tx.journalMaxRowID); } // partitions need to be dealt with first to make sure new lag is assigned a correct // partitionIndex rollbackPartitions(tx); Partition<T> lag = getIrregularPartition(); if (tx.lagName != null && tx.lagName.length() > 0 && (lag == null || !tx.lagName.equals(lag.getName()))) { Partition<T> newLag = createTempPartition(tx.lagName); setIrregularPartition(newLag); newLag.applyTx(tx.lagSize, tx.lagIndexPointers); } else if (lag != null && tx.lagName == null) { removeIrregularPartitionInternal(); } else if (lag != null) { lag.truncate(tx.lagSize); } if (tx.symbolTableSizes.length == 0) { for (int i = 0, sz = getSymbolTableCount(); i < sz; i++) { getSymbolTable(i).truncate(); } } else { for (int i = 0, sz = getSymbolTableCount(); i < sz; i++) { getSymbolTable(i).truncate(tx.symbolTableSizes[i]); } } appendTimestampLo = -1; appendTimestampHi = -1; appendPartition = null; txLog.writeTxAddress(tx.address); txActive = false; }