Examples with FileUtil org.ethereum.util.FileUtil used on opensource projects

Example 1 with FileUtil

use of org.ethereum.util.FileUtil in project rskj by rsksmart.

the class RskContext method buildAbstractTrieStore.

private TrieStore buildAbstractTrieStore(Path databasePath) {
    TrieStore newTrieStore;
    GarbageCollectorConfig gcConfig = getRskSystemProperties().garbageCollectorConfig();
    final String multiTrieStoreNamePrefix = "unitrie_";
    if (gcConfig.enabled()) {
        try {
            newTrieStore = buildMultiTrieStore(databasePath, multiTrieStoreNamePrefix, gcConfig.numberOfEpochs());
        } catch (IOException e) {
            throw new IllegalStateException("Unable to build multi trie store", e);
        }
    } else {
        Path trieStorePath = databasePath.resolve("unitrie");
        try (Stream<Path> databasePathFilesStream = Files.list(databasePath)) {
            List<Path> multiTrieStorePaths = databasePathFilesStream.filter(p -> p.getFileName().toString().startsWith(multiTrieStoreNamePrefix)).collect(Collectors.toList());
            boolean gcWasEnabled = !multiTrieStorePaths.isEmpty();
            if (gcWasEnabled) {
                LevelDbDataSource.mergeDataSources(trieStorePath, multiTrieStorePaths);
                // cleanup MultiTrieStore data sources
                multiTrieStorePaths.stream().map(Path::toString).forEach(FileUtil::recursiveDelete);
            }
        } catch (IOException e) {
            logger.error("Unable to check if GC was ever enabled", e);
        }
        newTrieStore = buildTrieStore(trieStorePath);
    }
    return newTrieStore;
}