Examples with SuppressFBWarnings edu.umd.cs.findbugs.annotations.SuppressFBWarnings used on opensource projects

Example 91 with SuppressFBWarnings

use of edu.umd.cs.findbugs.annotations.SuppressFBWarnings in project torodb by torodb.

the class SnapshotMerger method merge.

@SuppressFBWarnings("RCN_REDUNDANT_NULLCHECK_OF_NONNULL_VALUE")
private void merge(MetaDatabase oldDb, MutableMetaCollection newCol, ImmutableMetaCollection oldCol, MetaDocPart newStructure, ImmutableMetaDocPart oldStructure, ImmutableMetaDocPart.Builder parentBuilder, ImmutableMetaIdentifiedDocPartIndex changed, MetaElementState newState) throws UnmergeableException {
    ImmutableMetaIdentifiedDocPartIndex byId = oldStructure.getMetaDocPartIndexByIdentifier(changed.getIdentifier());
    ImmutableMetaIdentifiedDocPartIndex bySameColumns = oldStructure.streamIndexes().filter(oldDocPartIndex -> oldDocPartIndex.hasSameColumns(changed)).findAny().orElse(null);
    switch(newState) {
        default:
        case NOT_CHANGED:
        case NOT_EXISTENT:
            throw new AssertionError("A modification was expected, but the new state is " + newState);
        case ADDED:
        case MODIFIED:
            {
                Optional<? extends MetaIndex> anyRelatedIndex = newCol.getAnyRelatedIndex(oldCol, newStructure, changed);
                if (!anyRelatedIndex.isPresent()) {
                    throw createUnmergeableExceptionForOrphan(oldDb, oldCol, oldStructure, changed);
                }
                if (byId == null) {
                    parentBuilder.put(changed);
                    return;
                }
                assert byId != null;
                ImmutableMetaIdentifiedDocPartIndex.Builder childBuilder = new ImmutableMetaIdentifiedDocPartIndex.Builder(byId);
                Iterator<ImmutableMetaDocPartIndexColumn> indexColumnIterator = changed.iteratorColumns();
                while (indexColumnIterator.hasNext()) {
                    ImmutableMetaDocPartIndexColumn indexColumn = indexColumnIterator.next();
                    merge(oldDb, oldCol, oldStructure, byId, childBuilder, indexColumn);
                }
                parentBuilder.put(childBuilder);
                break;
            }
        case REMOVED:
            {
                Optional<? extends MetaIndex> oldMissedIndex = newCol.getAnyMissedIndex(oldCol, changed);
                if (oldMissedIndex.isPresent()) {
                    throw createUnmergeableExceptionForMissing(oldDb, oldCol, oldStructure, changed, oldMissedIndex.get());
                }
                if (byId == null || bySameColumns == null) {
                    /*
           * it has been removed on another transaction or created and removed on the current one.
           * No change must be done
           */
                    return;
                }
                assert byId != null;
                assert bySameColumns != null;
                /*
         * In this case, we can delegate on the backend transaction check. If it thinks everything
         * is fine, we can remove the element. If it thinks there is an error, then we have to
         * rollback the transaction.
         */
                parentBuilder.remove(byId);
            }
    }
}

Example 92 with SuppressFBWarnings

use of edu.umd.cs.findbugs.annotations.SuppressFBWarnings in project graylog2-server by Graylog2.

the class AESTools method encrypt.

@Nullable
public static String encrypt(String plainText, String encryptionKey, String salt) {
    try {
        @SuppressFBWarnings("CIPHER_INTEGRITY") Cipher cipher = Cipher.getInstance("AES/CBC/ISO10126Padding", "SunJCE");
        SecretKeySpec key = new SecretKeySpec(encryptionKey.getBytes("UTF-8"), "AES");
        cipher.init(Cipher.ENCRYPT_MODE, key, new IvParameterSpec(salt.getBytes("UTF-8")));
        return Hex.encodeToString(cipher.doFinal(plainText.getBytes("UTF-8")));
    } catch (Exception e) {
        LOG.error("Could not encrypt value.", e);
    }
    return null;
}

Example 93 with SuppressFBWarnings

use of edu.umd.cs.findbugs.annotations.SuppressFBWarnings in project orientdb by orientechnologies.

the class OLocalHashTable method create.

@SuppressFBWarnings("DLS_DEAD_LOCAL_STORE")
@Override
public void create(OBinarySerializer<K> keySerializer, OBinarySerializer<V> valueSerializer, OType[] keyTypes, boolean nullKeyIsSupported) {
    startOperation();
    try {
        final OAtomicOperation atomicOperation;
        try {
            atomicOperation = startAtomicOperation(false);
        } catch (IOException e) {
            throw OException.wrapException(new OIndexException("Error during hash table creation"), e);
        }
        acquireExclusiveLock();
        try {
            try {
                if (keyTypes != null)
                    this.keyTypes = Arrays.copyOf(keyTypes, keyTypes.length);
                else
                    this.keyTypes = null;
                this.nullKeyIsSupported = nullKeyIsSupported;
                this.directory = new OHashTableDirectory(treeStateFileExtension, getName(), getFullName(), durableInNonTxMode, storage);
                fileStateId = addFile(atomicOperation, getName() + metadataConfigurationFileExtension);
                directory.create();
                final OCacheEntry hashStateEntry = addPage(atomicOperation, fileStateId);
                pinPage(atomicOperation, hashStateEntry);
                hashStateEntry.acquireExclusiveLock();
                try {
                    OHashIndexFileLevelMetadataPage page = new OHashIndexFileLevelMetadataPage(hashStateEntry, getChanges(atomicOperation, hashStateEntry), true);
                    hashStateEntryIndex = hashStateEntry.getPageIndex();
                } finally {
                    hashStateEntry.releaseExclusiveLock();
                    releasePage(atomicOperation, hashStateEntry);
                }
                final String fileName = getFullName();
                fileId = addFile(atomicOperation, fileName);
                setKeySerializer(keySerializer);
                setValueSerializer(valueSerializer);
                initHashTreeState(atomicOperation);
                if (nullKeyIsSupported)
                    nullBucketFileId = addFile(atomicOperation, getName() + nullBucketFileExtension);
                endAtomicOperation(false, null);
            } catch (IOException e) {
                endAtomicOperation(true, e);
                throw e;
            } catch (Exception e) {
                endAtomicOperation(true, e);
                throw OException.wrapException(new OStorageException("Error during local hash table creation"), e);
            }
        } catch (IOException e) {
            throw OException.wrapException(new OIndexException("Error during local hash table creation"), e);
        } finally {
            releaseExclusiveLock();
        }
    } finally {
        completeOperation();
    }
}

Example 94 with SuppressFBWarnings

use of edu.umd.cs.findbugs.annotations.SuppressFBWarnings in project orientdb by orientechnologies.

the class OLocalHashTable20 method initHashTreeState.

@SuppressFBWarnings("DLS_DEAD_LOCAL_STORE")
private void initHashTreeState(OAtomicOperation atomicOperation) throws IOException {
    for (long pageIndex = 0; pageIndex < MAX_LEVEL_SIZE; pageIndex++) {
        final OCacheEntry cacheEntry = loadPageEntry(pageIndex, 0, atomicOperation);
        cacheEntry.acquireExclusiveLock();
        try {
            final OHashIndexBucket<K, V> emptyBucket = new OHashIndexBucket<K, V>(MAX_LEVEL_DEPTH, cacheEntry, keySerializer, valueSerializer, keyTypes, getChanges(atomicOperation, cacheEntry));
        } finally {
            cacheEntry.releaseExclusiveLock();
            releasePage(atomicOperation, cacheEntry);
        }
    }
    final long[] rootTree = new long[MAX_LEVEL_SIZE];
    for (int i = 0; i < MAX_LEVEL_SIZE; i++) rootTree[i] = createBucketPointer(i, 0);
    directory.clear();
    directory.addNewNode((byte) 0, (byte) 0, (byte) MAX_LEVEL_DEPTH, rootTree);
    OCacheEntry hashStateEntry = loadPage(atomicOperation, fileStateId, hashStateEntryIndex, true);
    hashStateEntry.acquireExclusiveLock();
    try {
        OHashIndexFileLevelMetadataPage metadataPage = new OHashIndexFileLevelMetadataPage(hashStateEntry, getChanges(atomicOperation, hashStateEntry), false);
        metadataPage.setBucketsCount(0, MAX_LEVEL_SIZE);
        metadataPage.setRecordsCount(0);
    } finally {
        hashStateEntry.releaseExclusiveLock();
        releasePage(atomicOperation, hashStateEntry);
    }
}

Example 95 with SuppressFBWarnings

use of edu.umd.cs.findbugs.annotations.SuppressFBWarnings in project orientdb by orientechnologies.

the class OLogSegment method readRecord.

@SuppressFBWarnings(value = "PZLA_PREFER_ZERO_LENGTH_ARRAYS")
public byte[] readRecord(OLogSequenceNumber lsn, ByteBuffer byteBuffer) throws IOException {
    final OPair<OLogSequenceNumber, byte[]> lastRecord = lastReadRecord.get();
    if (lastRecord != null && lastRecord.getKey().equals(lsn))
        return lastRecord.getValue();
    assert lsn.getSegment() == order;
    if (lsn.getPosition() >= filledUpTo)
        return null;
    if (!logCache.isEmpty())
        flush();
    long pageIndex = lsn.getPosition() / OWALPage.PAGE_SIZE;
    byte[] record = null;
    int pageOffset = (int) (lsn.getPosition() % OWALPage.PAGE_SIZE);
    long pageCount = (filledUpTo + OWALPage.PAGE_SIZE - 1) / OWALPage.PAGE_SIZE;
    while (pageIndex < pageCount) {
        fileLock.lock();
        try {
            final RandomAccessFile rndFile = getRndFile();
            final FileChannel channel = rndFile.getChannel();
            byteBuffer.position(0);
            channel.read(byteBuffer, pageIndex * OWALPage.PAGE_SIZE);
        } finally {
            fileLock.unlock();
        }
        if (!checkPageIntegrity(byteBuffer))
            throw new OWALPageBrokenException("WAL page with index " + pageIndex + " is broken");
        OWALPage page = new OWALPage(byteBuffer, false);
        byte[] content = page.getRecord(pageOffset);
        if (record == null)
            record = content;
        else {
            byte[] oldRecord = record;
            record = new byte[record.length + content.length];
            System.arraycopy(oldRecord, 0, record, 0, oldRecord.length);
            System.arraycopy(content, 0, record, oldRecord.length, record.length - oldRecord.length);
        }
        if (page.mergeWithNextPage(pageOffset)) {
            pageOffset = OWALPage.RECORDS_OFFSET;
            pageIndex++;
            if (pageIndex >= pageCount)
                throw new OWALPageBrokenException("WAL page with index " + pageIndex + " is broken");
        } else {
            if (page.getFreeSpace() >= OWALPage.MIN_RECORD_SIZE && pageIndex < pageCount - 1)
                throw new OWALPageBrokenException("WAL page with index " + pageIndex + " is broken");
            break;
        }
    }
    lastReadRecord = new WeakReference<OPair<OLogSequenceNumber, byte[]>>(new OPair<OLogSequenceNumber, byte[]>(lsn, record));
    return record;
}