Examples of SegmentNodeState

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

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        // 2. init filestore
        FileStore backup = new FileStore(destination, MAX_FILE_SIZE, false);
        try {
            Journal journal = backup.getJournal("root");

            SegmentNodeState state = new SegmentNodeState(
                    backup.getWriter().getDummySegment(), journal.getHead());
            SegmentNodeBuilder builder = state.builder();

            String beforeCheckpoint = state.getString("checkpoint");
            if (beforeCheckpoint == null) {
                // 3.1 no stored checkpoint, so do the initial full backup
                builder.setChildNode("root", current);
            } else {
                // 3.2 try to retrieve the previously backed up checkpoint
                NodeState before = store.retrieve(beforeCheckpoint);
                if (before != null) {
                    // the previous checkpoint is no longer available,
                    // so use the backed up state as the basis of the
                    // incremental backup diff
                    before = state.getChildNode("root");
                }
                current.compareAgainstBaseState(
                        before, new ApplyDiff(builder.child("root")));
            }
            builder.setProperty("checkpoint", checkpoint);

            // 4. commit the backup
            journal.setHead(
                    state.getRecordId(), builder.getNodeState().getRecordId());
        } finally {
            backup.close();
        }

        log.debug("Backup done in {} ms.", System.currentTimeMillis() - s);
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Examples of org.apache.jackrabbit.oak.plugins.segment.SegmentNodeState

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    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();
                NodeBuilder builder =
                        new SegmentNodeState(segment, newBase).builder();
                after.compareAgainstBaseState(before, new MergeDiff(builder));
                NodeState state = builder.getNodeState();

                RecordId newHead = writer.writeNode(state).getRecordId();

                base = newBase;
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Examples of org.apache.jackrabbit.oak.plugins.segment.SegmentNodeState

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            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());
            while (!parent.setHead(base, head)) {
                RecordId newBase = parent.getHead();
                NodeBuilder builder =
                        new SegmentNodeState(segment, newBase).builder();
                after.compareAgainstBaseState(before, new MergeDiff(builder));
                RecordId newHead =
                        writer.writeNode(builder.getNodeState()).getRecordId();

                base = newBase;
                head = newHead;
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Examples of org.apache.jackrabbit.oak.plugins.segment.SegmentNodeState

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                    String name = new String(b, UTF_8);
                    RecordId recordId = new RecordId(
                            new UUID(buffer.getLong(), buffer.getLong()),
                            buffer.getInt());
                    journals.put(name, new FileJournal(
                            this, new SegmentNodeState(segment, recordId)));
                }
            }
        }

        if (!journals.containsKey("root")) {
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Examples of org.apache.jackrabbit.oak.plugins.segment.SegmentNodeState

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            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());
            while (!parent.setHead(base, head)) {
                RecordId newBase = parent.getHead();
                NodeBuilder builder =
                        new SegmentNodeState(segment, newBase).builder();
                after.compareAgainstBaseState(before, new MergeDiff(builder));
                RecordId newHead =
                        writer.writeNode(builder.getNodeState()).getRecordId();

                base = newBase;
                head = newHead;
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Examples of org.apache.jackrabbit.oak.plugins.segment.SegmentNodeState

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        // 2. init filestore
        FileStore restore = new FileStore(source, MAX_FILE_SIZE, false);
        try {
            Journal journal = restore.getJournal("root");
            SegmentNodeState state = new SegmentNodeState(restore.getWriter()
                    .getDummySegment(), journal.getHead());
            restore(state.getChildNode("root"), store);
        } finally {
            restore.close();
        }
    }
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Examples of org.apache.jackrabbit.oak.plugins.segment.SegmentNodeState

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        if (state.containsField("parent")) {
            RecordId base = RecordId.fromString(state.get("base").toString());
            RecordId head = RecordId.fromString(state.get("head").toString());

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

            Journal parent = store.getJournal(state.get("parent").toString());
            SegmentWriter writer = new SegmentWriter(store);
            while (!parent.setHead(base, head)) {
                RecordId newBase = parent.getHead();
                NodeBuilder builder =
                        new SegmentNodeState(store, newBase).builder();
                after.compareAgainstBaseState(before, new MergeDiff(builder));
                RecordId newHead =
                        writer.writeNode(builder.getNodeState()).getRecordId();
                writer.flush();

                base = newBase;
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Examples of org.apache.jackrabbit.oak.plugins.segment.SegmentNodeState

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                    int count = ro.getInt();
                    for (int i = 0; i < count; i++) {
                        byte[] n = new byte[ro.getInt()];
                        ro.get(n);
                        SegmentNodeState h = new SegmentNodeState(this, new RecordId(
                                new UUID(ro.getLong(), ro.getLong()),
                                ro.getInt()));
                        journals.put(
                                new String(n, UTF_8),
                                new FileJournal(this, h));
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Examples of org.apache.jackrabbit.oak.plugins.segment.SegmentNodeState

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    }

    @Override
    public synchronized void merge() {
        if (parent != null) {
            NodeState before = new SegmentNodeState(store, base);
            NodeState after = new SegmentNodeState(store, head);

            SegmentWriter writer = new SegmentWriter(store);
            while (!parent.setHead(base, head)) {
                RecordId newBase = parent.getHead();
                NodeBuilder builder =
                        new SegmentNodeState(store, newBase).builder();
                after.compareAgainstBaseState(before, new MergeDiff(builder));
                NodeState state = builder.getNodeState();
                RecordId newHead = writer.writeNode(state).getRecordId();
                writer.flush();

                base = newBase;
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Examples of org.apache.jackrabbit.oak.plugins.segment.SegmentNodeState

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                            }
                            String path = "/";
                            if (matcher.group(3) != null) {
                                path = matcher.group(3);
                            }
                            NodeState node = new SegmentNodeState(id);
                            System.out.println("/ -> " + node);
                            for (String name : PathUtils.elements(path)) {
                                node = node.getChildNode(name);
                                System.out.println(" " + name  + " -> " + node);
                            }
                        }
                    }
                }
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