Examples with NodeState org.apache.jackrabbit.core.state.NodeState used on opensource projects

Example 51 with NodeState

use of org.apache.jackrabbit.core.state.NodeState in project jackrabbit by apache.

the class BatchedItemOperations method createNodeState.

/**
     * Creates a new node based on the given definition.
     * <p>
     * Note that access rights are <b><i>not</i></b> enforced!
     * <p>
     * <b>Precondition:</b> the state manager needs to be in edit mode.
     *
     * @param parent
     * @param nodeName
     * @param nodeTypeName
     * @param mixinNames
     * @param id
     * @param def
     * @return
     * @throws ItemExistsException
     * @throws ConstraintViolationException
     * @throws RepositoryException
     * @throws IllegalStateException
     */
public NodeState createNodeState(NodeState parent, Name nodeName, Name nodeTypeName, Name[] mixinNames, NodeId id, QNodeDefinition def) throws ItemExistsException, ConstraintViolationException, RepositoryException, IllegalStateException {
    // check for name collisions with existing nodes
    if (!def.allowsSameNameSiblings() && parent.hasChildNodeEntry(nodeName)) {
        NodeId errorId = parent.getChildNodeEntry(nodeName, 1).getId();
        throw new ItemExistsException(safeGetJCRPath(errorId));
    }
    if (nodeTypeName == null) {
        // no primary node type specified,
        // try default primary type from definition
        nodeTypeName = def.getDefaultPrimaryType();
        if (nodeTypeName == null) {
            String msg = "an applicable node type could not be determined for " + nodeName;
            log.debug(msg);
            throw new ConstraintViolationException(msg);
        }
    }
    NodeState node = stateMgr.createNew(id, nodeTypeName, parent.getNodeId());
    if (mixinNames != null && mixinNames.length > 0) {
        node.setMixinTypeNames(new HashSet<Name>(Arrays.asList(mixinNames)));
    }
    // now add new child node entry to parent
    parent.addChildNodeEntry(nodeName, node.getNodeId());
    EffectiveNodeType ent = getEffectiveNodeType(node);
    // check shareable
    if (ent.includesNodeType(NameConstants.MIX_SHAREABLE)) {
        node.addShare(parent.getNodeId());
    }
    if (!node.getMixinTypeNames().isEmpty()) {
        // create jcr:mixinTypes property
        QPropertyDefinition pd = ent.getApplicablePropertyDef(NameConstants.JCR_MIXINTYPES, PropertyType.NAME, true);
        createPropertyState(node, pd.getName(), pd.getRequiredType(), pd);
    }
    // add 'auto-create' properties defined in node type
    for (QPropertyDefinition pd : ent.getAutoCreatePropDefs()) {
        createPropertyState(node, pd.getName(), pd.getRequiredType(), pd);
    }
    // recursively add 'auto-create' child nodes defined in node type
    for (QNodeDefinition nd : ent.getAutoCreateNodeDefs()) {
        createNodeState(node, nd.getName(), nd.getDefaultPrimaryType(), null, null, nd);
    }
    // store node
    stateMgr.store(node);
    // store parent
    stateMgr.store(parent);
    return node;
}

Example 52 with NodeState

use of org.apache.jackrabbit.core.state.NodeState in project jackrabbit by apache.

the class CachingHierarchyManager method nodeAdded.

/**
     * Invoked when a notification about a child node addition has been received.
     *
     * @param state node state where child was added
     * @param path  path to child node
     * @param id    child node id
     *
     * @throws PathNotFoundException if the path was not found
     * @throws RepositoryException If the path's direct ancestor cannot be determined.
     * @throws ItemStateException If the id cannot be resolved to a NodeState.
     */
private void nodeAdded(NodeState state, Path path, NodeId id) throws RepositoryException, ItemStateException {
    // assert: synchronized (cacheMonitor)
    PathMap.Element<LRUEntry> element = null;
    LRUEntry entry = (LRUEntry) idCache.get(id);
    if (entry != null) {
        // child node already cached: this can have the following
        // reasons:
        //    1) node was moved, cached path is outdated
        //    2) node was cloned, cached path is still valid
        NodeState child = null;
        if (hasItemState(id)) {
            child = (NodeState) getItemState(id);
        }
        if (child == null || !child.isShareable()) {
            PathMap.Element<LRUEntry>[] elements = entry.getElements();
            element = elements[0];
            for (int i = 0; i < elements.length; i++) {
                elements[i].remove();
            }
        }
    }
    PathMap.Element<LRUEntry> parent = pathCache.map(path.getAncestor(1), true);
    if (parent != null) {
        parent.insert(path.getNameElement());
    }
    if (element != null) {
        // store remembered element at new position
        pathCache.put(path, element);
    }
}

Example 53 with NodeState

use of org.apache.jackrabbit.core.state.NodeState in project jackrabbit by apache.

the class CachingHierarchyManager method nodeRemoved.

/**
     * Invoked when a notification about a child node removal has been received.
     *
     * @param state node state
     * @param path  node path
     * @param id    node id
     *
     * @throws PathNotFoundException if the path was not found.
     * @throws RepositoryException If the path's direct ancestor cannot be determined.
     * @throws ItemStateException If the id cannot be resolved to a NodeState.
     */
private void nodeRemoved(NodeState state, Path path, NodeId id) throws RepositoryException, ItemStateException {
    // assert: synchronized (cacheMonitor)
    PathMap.Element<LRUEntry> parent = pathCache.map(path.getAncestor(1), true);
    if (parent == null) {
        return;
    }
    PathMap.Element<LRUEntry> element = parent.getDescendant(path.getLastElement(), true);
    if (element != null) {
        // with SNS, this might evict a child that is NOT the one
        // having <code>id</code>, check first whether item has
        // the id passed as argument
        LRUEntry entry = (LRUEntry) element.get();
        if (entry != null && !entry.getId().equals(id)) {
            return;
        }
        // if item is shareable, remove this path only, otherwise
        // every path this item has been mapped to
        NodeState child = null;
        if (hasItemState(id)) {
            child = (NodeState) getItemState(id);
        }
        if (child == null || !child.isShareable()) {
            evictAll(id, true);
        } else {
            evict(element, true);
        }
    } else {
        // element itself is not cached, but removal might cause SNS
        // index shifting
        parent.remove(path.getNameElement());
    }
}

Example 54 with NodeState

use of org.apache.jackrabbit.core.state.NodeState in project jackrabbit by apache.

the class MultiIndex method createInitialIndex.

/**
     * Creates an initial index by traversing the node hierarchy starting at the
     * node with <code>rootId</code>.
     *
     * @param stateMgr the item state manager.
     * @param rootId   the id of the node from where to start.
     * @param rootPath the path of the node from where to start.
     * @throws IOException           if an error occurs while indexing the
     *                               workspace.
     * @throws IllegalStateException if this index is not empty.
     */
void createInitialIndex(ItemStateManager stateMgr, NodeId rootId, Path rootPath) throws IOException {
    // only do an initial index if there are no indexes at all
    if (indexNames.size() == 0) {
        reindexing = true;
        try {
            long count = 0;
            // traverse and index workspace
            executeAndLog(new Start(Action.INTERNAL_TRANSACTION));
            NodeState rootState = (NodeState) stateMgr.getItemState(rootId);
            count = createIndex(rootState, rootPath, stateMgr, count);
            checkIndexingQueue(true);
            executeAndLog(new Commit(getTransactionId()));
            log.debug("Created initial index for {} nodes", count);
            releaseMultiReader();
            safeFlush();
        } catch (Exception e) {
            String msg = "Error indexing workspace";
            IOException ex = new IOException(msg);
            ex.initCause(e);
            throw ex;
        } finally {
            reindexing = false;
            scheduleFlushTask();
        }
    } else {
        throw new IllegalStateException("Index already present");
    }
}

Example 55 with NodeState

use of org.apache.jackrabbit.core.state.NodeState in project jackrabbit by apache.

the class MultiIndex method createIndex.

/**
     * Recursively creates an index starting with the NodeState
     * <code>node</code>.
     *
     * @param node     the current NodeState.
     * @param path     the path of the current <code>node</code> state.
     * @param stateMgr the shared item state manager.
     * @param count    the number of nodes already indexed.
     * @return the number of nodes indexed so far.
     * @throws IOException         if an error occurs while writing to the
     *                             index.
     * @throws ItemStateException  if an node state cannot be found.
     * @throws RepositoryException if any other error occurs
     */
private long createIndex(NodeState node, Path path, ItemStateManager stateMgr, long count) throws IOException, ItemStateException, RepositoryException {
    NodeId id = node.getNodeId();
    if (excludedIDs.contains(id)) {
        return count;
    }
    executeAndLog(new AddNode(getTransactionId(), id));
    if (++count % 100 == 0) {
        PathResolver resolver = new DefaultNamePathResolver(handler.getContext().getNamespaceRegistry());
        log.info("indexing... {} ({})", resolver.getJCRPath(path), count);
    }
    if (count % 10 == 0) {
        checkIndexingQueue(true);
    }
    checkVolatileCommit();
    for (ChildNodeEntry child : node.getChildNodeEntries()) {
        Path childPath = PATH_FACTORY.create(path, child.getName(), child.getIndex(), false);
        NodeState childState = null;
        try {
            childState = (NodeState) stateMgr.getItemState(child.getId());
        } catch (NoSuchItemStateException e) {
            handler.getOnWorkspaceInconsistencyHandler().handleMissingChildNode(e, handler, path, node, child);
        } catch (ItemStateException e) {
            // JCR-3268 log bundle corruption and continue
            handler.getOnWorkspaceInconsistencyHandler().logError(e, handler, childPath, node, child);
        }
        if (childState != null) {
            count = createIndex(childState, childPath, stateMgr, count);
        }
    }
    return count;
}