List of usage examples for com.google.common.primitives Longs toByteArray
public static byte[] toByteArray(long value)
From source file:com.google.template.soy.passes.MsgIdFunctionPass.java
private static String formatMsgId(long id) { return BaseEncoding.base64Url().encode(Longs.toByteArray(id)); }
From source file:org.echocat.marquardt.common.domain.certificate.Certificate.java
private void serializeTo(@Nonnull @WillNotClose final OutputStream out) throws IOException { out.write(VERSION);/*from w w w . ja v a 2 s .c o m*/ new PublicKeyWithMechanism(_issuerPublicKey).writeTo(out); new PublicKeyWithMechanism(_clientPublicKey).writeTo(out); out.write(Longs.toByteArray(_expiresAt.getTime())); out.write(Longs.toByteArray(RolesSerializer.from(_roles))); _payload.writeTo(out); }
From source file:co.paralleluniverse.galaxy.berkeleydb.BerkeleyDB.java
@Override public short casOwner(long id, short oldNode, short newNode) { final DatabaseEntry key = new DatabaseEntry(Longs.toByteArray(id)); final DatabaseEntry value = new DatabaseEntry(); final Transaction txn = env.beginTransaction(null, null); try {//from w w w . j a va2 s. c om OperationStatus status; value.setData(Shorts.toByteArray(newNode)); if (oldNode < 0) { status = ownerDirectory.putNoOverwrite(txn, key, value); if (status == OperationStatus.SUCCESS) { LOG.debug("CAS owner succeeded."); txn.commit(); return newNode; } } status = ownerDirectory.get(txn, key, value, LockMode.RMW); if (status == OperationStatus.SUCCESS) { final short curOldNode = Shorts.fromByteArray(value.getData()); if (LOG.isDebugEnabled()) LOG.debug("CAS owner of {}: current old node: {} wanted old node: {}", new Object[] { hex(id), curOldNode, oldNode }); if (oldNode != curOldNode) { assert curOldNode >= 0; LOG.debug("CAS owner failed."); txn.commit(); return curOldNode; } LOG.debug("CAS owner succeeded."); value.setData(Shorts.toByteArray(newNode)); ownerDirectory.put(txn, key, value); txn.commit(); return newNode; } else if (status == OperationStatus.NOTFOUND) { LOG.debug("CAS owner failed."); txn.commit(); return (short) -1; } LOG.debug("Bad status: {}", status); throw new AssertionError(); } catch (Exception e) { LOG.error("Exception during DB operation. Aborting transaction.", e); txn.abort(); throw Throwables.propagate(e); } }
From source file:org.voltdb.sysprocs.saverestore.CSVSnapshotWritePlan.java
static private List<Long> computeDedupedLocalSites(long txnId, SiteTracker tracker) { MessageDigest digest;/*from www . j av a2 s . com*/ try { digest = MessageDigest.getInstance("SHA-1"); } catch (NoSuchAlgorithmException e) { throw new AssertionError(e); } /* * List of partitions to include if this snapshot is * going to be deduped. Attempts to break up the work * by seeding and RNG selecting * a random replica to do the work. Will not work in failure * cases, but we don't use dedupe when we want durability. * * Originally used the partition id as the seed, but it turns out * that nextInt(2) returns a 1 for seeds 0-4095. Now use SHA-1 * on the txnid + partition id. */ List<Long> sitesToInclude = new ArrayList<Long>(); for (long localSite : tracker.getLocalSites()) { final int partitionId = tracker.getPartitionForSite(localSite); List<Long> sites = new ArrayList<Long>( tracker.getSitesForPartition(tracker.getPartitionForSite(localSite))); Collections.sort(sites); digest.update(Longs.toByteArray(txnId)); final long seed = Longs.fromByteArray(Arrays.copyOf(digest.digest(Ints.toByteArray(partitionId)), 8)); int siteIndex = new java.util.Random(seed).nextInt(sites.size()); if (localSite == sites.get(siteIndex)) { sitesToInclude.add(localSite); } } return sitesToInclude; }
From source file:dti.tdl.messaging.TDLMessageHandler.java
public static void constructFrame(TDLMessage message) { byte[] start = { (byte) 1 }; byte[] startMsg = { (byte) 2 }; byte[] endMsg = { (byte) 3 }; byte[] end = { (byte) 4 }; byte[] profile = message.getProfileId().substring(0, 4).getBytes(); //4 bytes profile id byte[] msgType = { message.getMsgType() }; // 1 byte message type byte[] from = hexStringToByteArray(message.getFromId()); byte[] to = hexStringToByteArray(message.getToId()); byte[] data = message.getMsg(); int numBlk = 1; if (data.length > TDLMessageHandler.messageMaxBytes) { numBlk = (int) (data.length / TDLMessageHandler.messageMaxBytes); if (data.length % TDLMessageHandler.messageMaxBytes > 0) { numBlk++;//w w w .ja v a 2s . co m } } //String utf8msg = new String() long checksum = CRC32Checksum(data); byte[] checksumBytes = Longs.toByteArray(checksum); System.out.println("checksum len = " + checksumBytes.length); String checksumStr = "Checksum: "; for (int j = 0; j < checksumBytes.length; j++) { checksumStr = checksumStr + " " + (int) checksumBytes[j]; } System.out.println(checksumStr); byte[] frame = null; int msgLength = data.length; int msgIdx = 0; for (int i = 0; i < numBlk; i++) { if (msgLength > TDLMessageHandler.messageMaxBytes) { msgLength = (int) (msgLength - TDLMessageHandler.messageMaxBytes); } int msgBlkLength = (int) TDLMessageHandler.messageMaxBytes; if (i == numBlk - 1) { msgBlkLength = msgLength; } msgIdx = (int) (TDLMessageHandler.messageMaxBytes * i); frame = new byte[start.length + 1 + from.length + to.length + profile.length + checksumBytes.length + startMsg.length + msgBlkLength + endMsg.length + end.length]; System.arraycopy(start, 0, frame, 0, 1); System.arraycopy(msgType, 0, frame, 1, 1); System.arraycopy(from, 0, frame, 2, from.length); System.arraycopy(to, 0, frame, 2 + from.length, to.length); System.arraycopy(profile, 0, frame, 2 + from.length + to.length, profile.length); System.arraycopy(checksumBytes, 0, frame, 2 + from.length + to.length + profile.length, checksumBytes.length); System.arraycopy(startMsg, 0, frame, 2 + from.length + to.length + profile.length + checksumBytes.length, startMsg.length); System.arraycopy(Arrays.copyOfRange(data, msgIdx, msgIdx + msgBlkLength), 0, frame, 2 + from.length + to.length + profile.length + checksumBytes.length + startMsg.length, msgBlkLength); System.arraycopy(endMsg, 0, frame, 2 + from.length + to.length + profile.length + checksumBytes.length + startMsg.length + msgBlkLength, endMsg.length); System.arraycopy(end, 0, frame, 2 + from.length + to.length + profile.length + checksumBytes.length + startMsg.length + msgBlkLength + endMsg.length, end.length); String txMsg = null; StringBuilder builder = new StringBuilder(); for (int j = 0; j < frame.length; j++) { if (j < frame.length - 1) { builder.append((int) frame[j] + ","); } else { builder.append((int) frame[j]); } } txMsg = builder.toString(); String[] txBytesStrArray = txMsg.split(","); byte[] txBytes = new byte[txBytesStrArray.length]; //String frameMsg = "Frame content (before): "; for (int j = 0; j < txBytesStrArray.length; j++) { int byteInt = Integer.parseInt(txBytesStrArray[j]); //frameMsg = frameMsg+" "+byteInt; txBytes[j] = (byte) byteInt; } //System.out.println(frameMsg); txStack.add(txMsg); } }
From source file:org.dcache.pool.repository.ceph.CephFileStore.java
@Override public URI create(PnfsId id) throws IOException { String imageName = toImageName(id); try {//w w w. j av a2 s .c o m rbd.create(imageName, 0); ctx.setXattr(toObjName(imageName), CREATION_TIME_ATTR, Longs.toByteArray(System.currentTimeMillis())); } catch (RadosException e) { throwIfMappable(e, "Failed to create file: " + imageName); throw e; } return toUri(imageName); }
From source file:com.facebook.buck.cxx.platform.ObjectFileScrubbers.java
public static void putLittleEndianLong(ByteBuffer buffer, long value) { byte[] bytes = Longs.toByteArray(value); byte[] flipped = { bytes[7], bytes[6], bytes[5], bytes[4], bytes[3], bytes[2], bytes[1], bytes[0] }; buffer.put(flipped);// www .j a v a 2 s. c o m }
From source file:org.opendedup.mtools.ClusterRedundancyCheck.java
private void checkDedupFile(File mapFile) throws IOException { if (SDFSLogger.isDebug()) SDFSLogger.getLog().debug("Cluster check " + mapFile.getPath()); LongByteArrayMap mp = LongByteArrayMap .getMap(mapFile.getName().substring(0, mapFile.getName().length() - 4)); long prevpos = 0; try {/*from w ww. ja v a 2 s .com*/ ArrayList<SparseDataChunk> chunks = new ArrayList<SparseDataChunk>(MAX_BATCH_SIZE); byte[] val = new byte[0]; mp.iterInit(); SparseDataChunk ck = mp.nextValue(false); long corruptBlocks = 0; while (val != null) { fEvt.curCt += (mp.getIterPos() - prevpos); prevpos = mp.getIterPos(); ck.setFpos((prevpos / mp.getFree().length) * Main.CHUNK_LENGTH); HashLocPair p = ck.getFingers().get(0); if (Main.chunkStoreLocal) { byte[] exists = Longs.toByteArray(HCServiceProxy.hashExists(p.hash, true)); if (exists[0] == -1) { if (SDFSLogger.isDebug()) SDFSLogger.getLog().debug( "file [" + mapFile + "] could not find " + StringUtils.getHexString(p.hash)); corruptBlocks++; } else { byte[] currenthl = p.hash; exists[0] = currenthl[0]; try { int ncopies = 0; for (int i = 1; i < 8; i++) { if (exists[i] > (byte) 0) { ncopies++; } } if (ncopies < Main.volume.getClusterCopies() && ncopies < HCServiceProxy.cs.getStorageNodes().size()) { byte[] nb = HCServiceProxy.fetchChunk(p.hash, exists, false); exists = HCServiceProxy.writeChunk(p.hash, nb, exists).getHashLocs(); ncopies = 0; for (int i = 1; i < 8; i++) { if (exists[i] > (byte) 0) { ncopies++; } } if (ncopies >= Main.volume.getClusterCopies()) { this.newRendundantBlocks++; } else this.failedRendundantBlocks++; } else if (ncopies < Main.volume.getClusterCopies() && ncopies >= HCServiceProxy.cs.getStorageNodes().size()) { this.failedRendundantBlocks++; } exists[0] = currenthl[0]; if (!brequals(currenthl, exists)) { p.hashloc = exists; } mp.put(ck.getFpos(), ck); } catch (IOException e) { this.failedRendundantBlocks++; } } } else { chunks.add(ck); if (chunks.size() >= MAX_BATCH_SIZE) { corruptBlocks += batchCheck(chunks, mp); chunks = new ArrayList<SparseDataChunk>(MAX_BATCH_SIZE); } } ck = mp.nextValue(false); } if (chunks.size() > 0) { corruptBlocks += batchCheck(chunks, mp); } if (corruptBlocks > 0) { this.corruptFiles++; SDFSLogger.getLog().info("************** map file " + mapFile.getPath() + " is suspect, [" + corruptBlocks + "] missing blocks found.***************"); } } catch (Exception e) { if (SDFSLogger.isDebug()) SDFSLogger.getLog().debug("error while checking file [" + mapFile.getPath() + "]", e); throw new IOException(e); } finally { mp.close(); mp = null; } this.files++; }
From source file:com.indeed.lsmtree.recordcache.MemcachedCache.java
public boolean checkAvailability(String key) { long time = System.nanoTime(); key += "-" + UUID.randomUUID().toString(); OperationFuture<Boolean> future = memcache.set(key, CACHE_EXPIRY_SECONDS, Longs.toByteArray(time), identityTranscoder);/* w w w. j a va 2 s . co m*/ try { if (!future.get()) return false; } catch (Exception e) { return false; } byte[] bytes = memcache.get(key, identityTranscoder); memcache.delete(key); return bytes != null && Longs.fromByteArray(bytes) == time; }
From source file:spimedb.SpimeDB.java
public static byte[] uuidBytes() { return ArrayUtils.addAll(Longs.toByteArray(rng.nextLong()), Longs.toByteArray(rng.nextLong())); }