Examples of com.thinkaurelius.titan.diskstorage.StaticBuffer

Package com.thinkaurelius.titan.diskstorage

Examples of com.thinkaurelius.titan.diskstorage.StaticBuffer

com.thinkaurelius.titan.diskstorage.StaticBuffer
A Buffer that only allows static access. This Buffer is immutable if any returned byte array or ByteBuffer is not mutated. @author Matthias Broecheler (me@matthiasb.com)

                final com.thinkaurelius.titan.graphdb.database.serialize.DataOutput o = serialize.getDataOutput(128, true);
                for (final Map.Entry<String, Object> entry : properties.entrySet()) {
                    o.writeObject(entry.getKey(), String.class);
                    o.writeClassAndObject(entry.getValue());
                }
                final StaticBuffer buffer = o.getStaticBuffer();
                WritableUtils.writeVInt(out, buffer.length());
                out.write(ByteBufferUtil.getArray(buffer.asByteBuffer()));
            }
        }

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            final com.thinkaurelius.titan.graphdb.database.serialize.DataOutput o = serialize.getDataOutput(128, true);
            for (final String key : element.getPropertyKeys()) {
                o.writeObject(key, String.class);
                o.writeClassAndObject(element.getProperty(key));
            }
            final StaticBuffer buffer = o.getStaticBuffer();
            WritableUtils.writeVInt(out, buffer.length());
            out.write(ByteBufferUtil.getArray(buffer.asByteBuffer()));
        }
    }

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                public boolean apply(@Nullable Result result) {
                    if (result == null)
                        return false;


                    try {
                        StaticBuffer id = new StaticArrayBuffer(result.getRow());
                        id.getLong(0);
                    } catch (NumberFormatException e) {
                        return false;
                    }


                    return true;

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            cursor = db.openCursor(tx, null);
            OperationStatus status = cursor.getSearchKeyRange(foundKey, foundData, LockMode.DEFAULT);
            //Iterate until given condition is satisfied or end of records
            while (status == OperationStatus.SUCCESS) {
                StaticBuffer key = getBuffer(foundKey);


                if (key.compareTo(keyEnd) >= 0)
                    break;


                if (selector.include(key)) {
                    result.add(new KeyValueEntry(key, getBuffer(foundData)));
                }

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    public List<List<Entry>> multiQuery(List<StaticBuffer> keys, SliceQuery query, BackendTransaction tx) {
        List<Entry>[] results = (List<Entry>[])new List[keys.size()];
        List<StaticBuffer> remainingKeys = new ArrayList<StaticBuffer>(keys.size());
        KeySliceQuery[] ksqs = new KeySliceQuery[keys.size()];
        for (int i=0;i<keys.size();i++) {
            StaticBuffer key = keys.get(i);
            ksqs[i] = new KeySliceQuery(key,query);
            List<Entry> result = null;
            if (!isExpired(ksqs[i])) result = cache.getIfPresent(ksqs[i]);
            else ksqs[i]=null;
            if (result!=null) results[i]=result;

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                KeyFilter.Term[] terms = {KeyFilter.rangeTerm(start, end, true, false, null)};
                KeyFilter keyFilter = new KeyFilter(terms);


                int i = 0;
                while (exchange.next(keyFilter)) {
                    StaticBuffer k = getKey(exchange);
                    //check the key against the selector, and that is has a corresponding value
                    if (exchange.getValue().isDefined() && (selector == null || selector.include(k))) {
                        StaticBuffer v = getValue(exchange);
                        KeyValueEntry kv = new KeyValueEntry(k, v);
                        results.add(kv);
                        i++;


                        if (limit != null && limit >= 0 && i >= limit) break;

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                    if (b == 0) carry = true;
                    plusOne[j][i] = b;
                }
            }


            StaticBuffer lb = new StaticArrayBuffer(plusOne[0]);
            StaticBuffer rb = new StaticArrayBuffer(plusOne[1]);
            Preconditions.checkArgument(lb.length() == tokenLength, lb.length());
            Preconditions.checkArgument(rb.length() == tokenLength, rb.length());


            return new StaticBuffer[]{lb, rb};
        } else {
            throw new UnsupportedOperationException();
        }

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        Map<StaticBuffer, RowMutation> rowMutations = new HashMap<StaticBuffer, RowMutation>(size);


        for (Map.Entry<String, Map<StaticBuffer, KCVMutation>> mutEntry : mutations.entrySet()) {
            String columnFamily = mutEntry.getKey();
            for (Map.Entry<StaticBuffer, KCVMutation> titanMutation : mutEntry.getValue().entrySet()) {
                StaticBuffer key = titanMutation.getKey();
                KCVMutation mut = titanMutation.getValue();


                RowMutation rm = rowMutations.get(key);
                if (rm == null) {
                    rm = new RowMutation(keySpaceName, key.asByteBuffer());
                    rowMutations.put(key, rm);
                }


                if (mut.hasAdditions()) {
                    for (Entry e : mut.getAdditions()) {

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            String cfString = getCfNameForStoreName(entry.getKey());
            byte[] cfName = cfString.getBytes();


            for (Map.Entry<StaticBuffer, KCVMutation> m : entry.getValue().entrySet()) {
                StaticBuffer key = m.getKey();
                KCVMutation mutation = m.getValue();


                Pair<Put, Delete> commands = commandsPerKey.get(key);


                if (commands == null) {
                    commands = new Pair<Put, Delete>();
                    commandsPerKey.put(key, commands);
                }


                if (mutation.hasDeletions()) {
                    if (commands.getSecond() == null)
                        commands.setSecond(new Delete(key.as(StaticBuffer.ARRAY_FACTORY), delTimestamp, null));


                    for (StaticBuffer b : mutation.getDeletions()) {
                        commands.getSecond().deleteColumns(cfName, b.as(StaticBuffer.ARRAY_FACTORY), delTimestamp);
                    }
                }


                if (mutation.hasAdditions()) {
                    if (commands.getFirst() == null)
                        commands.setFirst(new Put(key.as(StaticBuffer.ARRAY_FACTORY), putTimestamp));


                    for (Entry e : mutation.getAdditions()) {
                        commands.getFirst().add(cfName,
                                e.getArrayColumn(),
                                putTimestamp,

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                assertTrue(eid.isPropertyKeyID(id));
                dirID = IDHandler.PROPERTY_DIR;
            }
            assertTrue(eid.isTypeID(id));


            StaticBuffer b = IDHandler.getEdgeType(id, dirID);
//            System.out.println(dirID);
//            System.out.println(getBinary(id));
//            System.out.println(getBuffer(b.asReadBuffer()));
            ReadBuffer rb = b.asReadBuffer();
            long[] vals = IDHandler.readEdgeType(rb);
            assertEquals(id,vals[0]);
            assertEquals(dirID, vals[1]);
            assertFalse(rb.hasRemaining());

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