Examples of org.modeshape.jcr.cache.CachedNode$Properties

org.modeshape.jcr.cache.CachedNode
A representation of a node as stored within the cache.

            StringBuilder sb = new StringBuilder();
            for (int i = 0; i != rowCount; ++i) {
                sb.append('[');
                for (int j = 0; j != width(); ++j) {
                    if (j != 0) sb.append(",");
                    CachedNode node = nodes.get(nodeIndex(i, j));
                    if (node != null) {
                        sb.append(node.getKey());
                    } else {
                        sb.append("null");
                    }
                }
                sb.append(']').append("\n");

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        checkVersionable(node);


        // Try to look up the version history by its key ...
        NodeKey historyKey = readableSystem.versionHistoryNodeKeyFor(node.key());
        SessionCache cache = session.cache();
        CachedNode historyNode = cache.getNode(historyKey);
        if (historyNode != null) {
            return (JcrVersionHistoryNode)session.node(historyNode, Type.VERSION_HISTORY);
        }
        // Per Section 15.1:
        // "Under both simple and full versioning, on persist of a new versionable node N that neither corresponds
        // nor shares with an existing node:
        // - The jcr:isCheckedOut property of N is set to true and
        // - A new VersionHistory (H) is created for N. H contains one Version, the root version (V0)
        // (see §3.13.5.2 Root Version)."
        //
        // This means that the version history should not be created until save is performed. This makes sense,
        // because otherwise the version history would be persisted for a newly-created node, even though that node
        // is not yet persisted. Tests with the reference implementation (see sandbox) verified this behavior.
        //
        // If the node is new, then we'll throw an exception
        if (node.isNew()) {
            String msg = JcrI18n.noVersionHistoryForTransientVersionableNodes.text(node.location());
            throw new InvalidItemStateException(msg);
        }


        // Get the cached node and see if the 'mix:versionable' mixin was added transiently ...
        CachedNode cachedNode = node.node();
        if (cachedNode instanceof MutableCachedNode) {
            // There are at least some changes. See if the node is newly versionable ...
            MutableCachedNode mutable = (MutableCachedNode)cachedNode;
            NodeTypes nodeTypeCapabilities = repository().nodeTypeManager().getNodeTypes();
            Name primaryType = mutable.getPrimaryType(cache);

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    private void initializeVersionHistoryFor( AbstractJcrNode node,
                                              NodeKey historyKey,
                                              SessionCache cache ) throws RepositoryException {
        SystemContent content = new SystemContent(session.createSystemCache(false));
        CachedNode cachedNode = node.node();
        Name primaryTypeName = cachedNode.getPrimaryType(cache);
        Set<Name> mixinTypeNames = cachedNode.getMixinTypes(cache);
        NodeKey versionedKey = cachedNode.getKey();
        Path versionHistoryPath = versionHistoryPathFor(versionedKey);
        DateTime now = session().dateFactory().create();


        content.initializeVersionStorage(versionedKey,
                                         historyKey,

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        // Collect some of the information about the node that we'll need ...
        SessionCache cache = cache();
        NodeKey versionedKey = node.key();
        Path versionHistoryPath = versionHistoryPathFor(versionedKey);
        CachedNode cachedNode = node.node();
        DateTime now = session().dateFactory().create();


        // Create the system content that we'll use to update the system branch ...
        SessionCache systemSession = session.createSystemCache(false);
        SystemContent systemContent = new SystemContent(systemSession);


        MutableCachedNode version = null;
        try {
            // Create a new version in the history for this node; this initializes the version history if it is missing ...
            List<Property> versionableProps = new ArrayList<Property>();
            addVersionedPropertiesFor(node, false, versionableProps);


            AtomicReference<MutableCachedNode> frozen = new AtomicReference<MutableCachedNode>();
            version = systemContent.recordNewVersion(cachedNode, cache, versionHistoryPath, null, versionableProps, now, frozen);
            NodeKey historyKey = version.getParentKey(systemSession);


            // Update the node's 'mix:versionable' properties, using a new session ...
            SessionCache versionSession = session.spawnSessionCache(false);
            MutableCachedNode versionableNode = versionSession.mutable(versionedKey);
            PropertyFactory props = propertyFactory();
            ReferenceFactory refFactory = session.referenceFactory();
            Reference historyRef = refFactory.create(historyKey, true);
            Reference baseVersionRef = refFactory.create(version.getKey(), true);
            versionableNode.setProperty(versionSession, props.create(JcrLexicon.VERSION_HISTORY, historyRef));
            versionableNode.setProperty(versionSession, props.create(JcrLexicon.BASE_VERSION, baseVersionRef));
            versionableNode.setProperty(versionSession, props.create(JcrLexicon.IS_CHECKED_OUT, Boolean.FALSE));
            // The 'jcr:predecessors' set to an empty array, per Section 15.2 in JSR-283
            versionableNode.setProperty(versionSession, props.create(JcrLexicon.PREDECESSORS, new Object[] {}));


            // Now process the children of the versionable node, and add them under the frozen node ...
            MutableCachedNode frozenNode = frozen.get();
            for (ChildReference childRef : cachedNode.getChildReferences(versionSession)) {
                AbstractJcrNode child = session.node(childRef.getKey(), null, versionedKey);
                versionNodeAt(child, frozenNode, false, versionSession, systemSession);
            }


            // Now save all of the changes ...

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        try {
            Batch batch = null;
            while ((batch = sequence.nextBatch()) != null) {
                while (batch.hasNext()) {
                    batch.nextRow();
                    CachedNode node = batch.getNode();
                    NodeKey key = node != null ? node.getKey() : null;
                    boolean added = keys.add(key);
                    print("Adding " + key);
                    assertTrue("Failed to add " + key, added);
                }
            }

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        try {
            Batch batch = null;
            while ((batch = sequence.nextBatch()) != null) {
                while (batch.hasNext()) {
                    batch.nextRow();
                    CachedNode node = batch.getNode();
                    NodeKey key = node != null ? node.getKey() : null;
                    boolean added = keys.add(key);
                    print("Adding " + key);
                    assertTrue("Failed to add " + key, added);
                }
            }

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        // Now transiently rename child b ...
        node.renameChild(session1, childBKey, name("childD"));


        // Check that the session uses the new name ...
        CachedNode renamed = session1.getNode(childBKey);
        assertThat(renamed.getSegment(session1), is(segment("childD")));


        check(session1).node("/node");
        check(session1).node("/node/childA");
        check(session1).node("/node/childC");
        check(session1).node("/node/childD");

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    protected RowFilter rowFilterOfNodesWithKeysHavingWorkspaceKey( final int indexInRow,
                                                                    final String workspaceKey ) {
        return new RowFilter() {
            @Override
            public boolean isCurrentRowValid( Batch batch ) {
                CachedNode node = batch.getNode(indexInRow);
                if (node == null) return true;
                return node.getKey().getWorkspaceKey().equals(workspaceKey);
            }
        };
    }

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        StringBuilder sb = new StringBuilder();
        if (prefix != null) sb.append(prefix);
        sb.append('[');
        for (int i = 0; i != row.width(); ++i) {
            if (i != 0) sb.append(" | ");
            CachedNode node = row.getNode(i);
            sb.append(node != null ? node.getKey() : "null");
            sb.append('(');
            sb.append(row.getScore(i));
            sb.append(')');
        }
        sb.append(']');

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            // Iterate over the batches ...
            Batch batch = null;
            while ((batch = seq.nextBatch()) != null) {
                while (batch.hasNext()) {
                    batch.nextRow();
                    CachedNode node = batch.getNode();
                    NodeKey key = node != null ? node.getKey() : null;
                    boolean added = keys.add(key);
                    print("Adding " + key);
                    assertTrue("Failed to add " + key, added);
                }
            }

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