Package org.apache.jackrabbit.oak.plugins.segment

Examples of org.apache.jackrabbit.oak.plugins.segment.Segment

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        return journal;
    }

    @Override @Nonnull
    protected Segment loadSegment(UUID id) {
        Segment segment = segments.get(id);
        if (segment != null) {
            return segment;
        } else {
            throw new IllegalArgumentException("Segment not found: " + id);
        }
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    public void writeSegment(
            UUID segmentId, byte[] data, int offset, int length) {
        ByteBuffer buffer = ByteBuffer.allocate(length);
        buffer.put(data, offset, length);
        buffer.rewind();
        Segment segment = createSegment(segmentId, buffer);
        if (segments.putIfAbsent(segment.getSegmentId(), segment) != null) {
            throw new IllegalStateException(
                    "Segment override: " + segment.getSegmentId());
        }
    }
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    @Override
    public synchronized void merge() {
        if (parent != null) {
            SegmentWriter writer = store.getWriter();

            Segment segment = writer.getDummySegment();
            NodeState before = new SegmentNodeState(segment, base);
            NodeState after = new SegmentNodeState(segment, head);

            while (!parent.setHead(base, head)) {
                RecordId newBase = parent.getHead();
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        if (state.containsField("parent")) {
            RecordId base = RecordId.fromString(state.get("base").toString());
            RecordId head = RecordId.fromString(state.get("head").toString());

            SegmentWriter writer = store.getWriter();
            Segment segment = writer.getDummySegment();

            NodeState before = new SegmentNodeState(segment, base);
            NodeState after = new SegmentNodeState(segment, head);

            Journal parent = store.getJournal(state.get("parent").toString());
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            } else {
                break;
            }
        }

        Segment segment = getWriter().getDummySegment();
        for (TarFile tar : files) {
            ByteBuffer buffer = tar.readEntry(JOURNALS_UUID);
            if (buffer != null) {
                checkState(JOURNAL_MAGIC == buffer.getLong());
                int count = buffer.getInt();
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                    referencedIds.add(new UUID(
                            buffer.getLong(), buffer.getLong()));
                }

                buffer.limit(buffer.position() + length);
                return new Segment(
                        FileStore.this, id,
                        buffer.slice(), referencedIds);
            }
        }
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        return journal;
    }

    @Override
    protected Segment loadSegment(UUID id) {
        Segment segment = segments.get(id);
        if (segment != null) {
            return segment;
        } else {
            throw new IllegalArgumentException("Segment not found: " + id);
        }
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    public void writeSegment(
            UUID segmentId, byte[] data, int offset, int length,
            List<UUID> referencedSegmentIds) {
        byte[] buffer = new byte[length];
        System.arraycopy(data, offset, buffer, 0, length);
        Segment segment = new Segment(
                this, segmentId, ByteBuffer.wrap(buffer),
                Lists.newArrayList(referencedSegmentIds));
        if (segments.putIfAbsent(segment.getSegmentId(), segment) != null) {
            throw new IllegalStateException(
                    "Segment override: " + segment.getSegmentId());
        }
    }
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        if (state.containsField("parent")) {
            RecordId base = RecordId.fromString(state.get("base").toString());
            RecordId head = RecordId.fromString(state.get("head").toString());

            SegmentWriter writer = store.getWriter();
            Segment segment = writer.getDummySegment();

            NodeState before = new SegmentNodeState(segment, base);
            NodeState after = new SegmentNodeState(segment, head);

            Journal parent = store.getJournal(state.get("parent").toString());
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        List<?> list = (List<?>) segment.get("uuids");
        List<UUID> uuids = Lists.newArrayListWithCapacity(list.size());
        for (Object object : list) {
            uuids.add(UUID.fromString(object.toString()));
        }
        return new Segment(this, segmentId, ByteBuffer.wrap(data), uuids);
    }
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Related Classes of org.apache.jackrabbit.oak.plugins.segment.Segment

  • org.apache.jackrabbit.oak.api.PropertyState
  • org.apache.jackrabbit.oak.http.segment.SegmentServlet
  • org.apache.jackrabbit.oak.plugins.segment.file.FileStore
  • org.apache.jackrabbit.oak.plugins.segment.file.FileStore$SegmentReference
  • org.apache.jackrabbit.oak.plugins.segment.http.HttpStore
  • org.apache.jackrabbit.oak.plugins.segment.memory.MemoryJournal
  • org.apache.jackrabbit.oak.plugins.segment.memory.MemoryStore
  • org.apache.jackrabbit.oak.plugins.segment.mongo.MongoJournal
  • org.apache.jackrabbit.oak.plugins.segment.mongo.MongoStore
  • org.apache.jackrabbit.oak.plugins.segment.standby.client.SegmentLoaderHandler
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