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

Example 91 with NodeState

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

the class NodeIndexer method addParentChildRelation.

/**
     * Adds a parent child relation to the given <code>doc</code>.
     *
     * @param doc      the document.
     * @param parentId the id of the parent node.
     * @throws ItemStateException  if the parent node cannot be read.
     * @throws RepositoryException if the parent node does not have a child node
     *                             entry for the current node.
     */
protected void addParentChildRelation(Document doc, NodeId parentId) throws ItemStateException, RepositoryException {
    Field parentField = new Field(FieldNames.PARENT, false, parentId.toString(), Field.Store.YES, Field.Index.NOT_ANALYZED_NO_NORMS, Field.TermVector.NO);
    parentField.setIndexOptions(FieldInfo.IndexOptions.DOCS_ONLY);
    doc.add(parentField);
    NodeState parent = (NodeState) stateProvider.getItemState(parentId);
    ChildNodeEntry child = parent.getChildNodeEntry(node.getNodeId());
    if (child == null) {
        // is running in a cluster.
        throw new RepositoryException("Missing child node entry for node with id: " + node.getNodeId());
    }
    Name name = child.getName();
    addNodeName(doc, name.getNamespaceURI(), name.getLocalName());
}

Example 92 with NodeState

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

the class SearchIndex method mergeAggregatedNodeIndexes.

/**
     * Merges the fulltext indexed fields of the aggregated node states into
     * <code>doc</code>.
     *
     * @param state the node state on which <code>doc</code> was created.
     * @param doc the lucene document with index fields from <code>state</code>.
     * @param ifv the current index format version.
     */
protected void mergeAggregatedNodeIndexes(NodeState state, Document doc, IndexFormatVersion ifv) {
    if (indexingConfig != null) {
        AggregateRule[] aggregateRules = indexingConfig.getAggregateRules();
        if (aggregateRules == null) {
            return;
        }
        try {
            ItemStateManager ism = getContext().getItemStateManager();
            for (AggregateRule aggregateRule : aggregateRules) {
                boolean ruleMatched = false;
                // node includes
                NodeState[] aggregates = aggregateRule.getAggregatedNodeStates(state);
                if (aggregates != null) {
                    ruleMatched = true;
                    for (NodeState aggregate : aggregates) {
                        Document aDoc = createDocument(aggregate, getNamespaceMappings(), ifv);
                        // transfer fields to doc if there are any
                        Fieldable[] fulltextFields = aDoc.getFieldables(FieldNames.FULLTEXT);
                        if (fulltextFields != null) {
                            for (Fieldable fulltextField : fulltextFields) {
                                doc.add(fulltextField);
                            }
                            doc.add(new Field(FieldNames.AGGREGATED_NODE_UUID, false, aggregate.getNodeId().toString(), Field.Store.NO, Field.Index.NOT_ANALYZED_NO_NORMS, Field.TermVector.NO));
                        }
                    }
                    // make sure that fulltext fields are aligned properly
                    // first all stored fields, then remaining
                    Fieldable[] fulltextFields = doc.getFieldables(FieldNames.FULLTEXT);
                    doc.removeFields(FieldNames.FULLTEXT);
                    Arrays.sort(fulltextFields, FIELDS_COMPARATOR_STORED);
                    for (Fieldable f : fulltextFields) {
                        doc.add(f);
                    }
                }
                // property includes
                PropertyState[] propStates = aggregateRule.getAggregatedPropertyStates(state);
                if (propStates != null) {
                    ruleMatched = true;
                    for (PropertyState propState : propStates) {
                        String namePrefix = FieldNames.createNamedValue(getNamespaceMappings().translateName(propState.getName()), "");
                        NodeState parent = (NodeState) ism.getItemState(propState.getParentId());
                        Document aDoc = createDocument(parent, getNamespaceMappings(), ifv);
                        try {
                            // find the right fields to transfer
                            Fieldable[] fields = aDoc.getFieldables(FieldNames.PROPERTIES);
                            for (Fieldable field : fields) {
                                // assume properties fields use SingleTokenStream
                                TokenStream tokenStream = field.tokenStreamValue();
                                TermAttribute termAttribute = tokenStream.addAttribute(TermAttribute.class);
                                PayloadAttribute payloadAttribute = tokenStream.addAttribute(PayloadAttribute.class);
                                tokenStream.incrementToken();
                                tokenStream.end();
                                tokenStream.close();
                                String value = new String(termAttribute.termBuffer(), 0, termAttribute.termLength());
                                if (value.startsWith(namePrefix)) {
                                    // extract value
                                    String rawValue = value.substring(namePrefix.length());
                                    // create new named value
                                    Path p = getRelativePath(state, propState);
                                    String path = getNamespaceMappings().translatePath(p);
                                    value = FieldNames.createNamedValue(path, rawValue);
                                    termAttribute.setTermBuffer(value);
                                    PropertyMetaData pdm = PropertyMetaData.fromByteArray(payloadAttribute.getPayload().getData());
                                    doc.add(new Field(field.name(), new SingletonTokenStream(value, pdm.getPropertyType())));
                                    doc.add(new Field(FieldNames.AGGREGATED_NODE_UUID, false, parent.getNodeId().toString(), Field.Store.NO, Field.Index.NOT_ANALYZED_NO_NORMS, Field.TermVector.NO));
                                    if (pdm.getPropertyType() == PropertyType.STRING) {
                                        // add to fulltext index
                                        Field ft = new Field(FieldNames.FULLTEXT, false, rawValue, Field.Store.YES, Field.Index.ANALYZED_NO_NORMS, Field.TermVector.NO);
                                        doc.add(ft);
                                    }
                                }
                            }
                        } finally {
                            Util.disposeDocument(aDoc);
                        }
                    }
                }
                // only use first aggregate definition that matches
                if (ruleMatched) {
                    break;
                }
            }
        } catch (NoSuchItemStateException e) {
            // do not fail if aggregate cannot be created
            log.info("Exception while building indexing aggregate for {}. Node is not available {}.", state.getNodeId(), e.getMessage());
        } catch (Exception e) {
            // do not fail if aggregate cannot be created
            log.warn("Exception while building indexing aggregate for " + state.getNodeId(), e);
        }
    }
}

Example 93 with NodeState

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

the class NodeImpl method addShareParent.

/**
     * Add a share-parent to this node. This method checks, whether:
     * <ul>
     * <li>this node is shareable</li>
     * <li>adding the given would create a share cycle</li>
     * <li>the given parent is already a share-parent</li>
     * </ul>
     * @param parentId parent to add to the shared set
     * @throws RepositoryException if an error occurs
     */
void addShareParent(NodeId parentId) throws RepositoryException {
    // verify that we're shareable
    if (!isShareable()) {
        String msg = this + " is not shareable.";
        log.debug(msg);
        throw new RepositoryException(msg);
    }
    // detect share cycle
    NodeId srcId = getNodeId();
    HierarchyManager hierMgr = sessionContext.getHierarchyManager();
    if (parentId.equals(srcId) || hierMgr.isAncestor(srcId, parentId)) {
        String msg = "This would create a share cycle.";
        log.debug(msg);
        throw new RepositoryException(msg);
    }
    // quickly verify whether the share is already contained before creating
    // a transient state in vain
    NodeState state = data.getNodeState();
    if (!state.containsShare(parentId)) {
        state = (NodeState) getOrCreateTransientItemState();
        if (state.addShare(parentId)) {
            return;
        }
    }
    String msg = "Adding a shareable node twice to the same parent is not supported.";
    log.debug(msg);
    throw new UnsupportedRepositoryOperationException(msg);
}

Example 94 with NodeState

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

the class NodeImpl method getIndex.

/**
     * {@inheritDoc}
     */
public int getIndex() throws RepositoryException {
    // check state of this instance
    sanityCheck();
    NodeId parentId = getParentId();
    if (parentId == null) {
        // the root node cannot have same-name siblings; always return 1
        return 1;
    }
    try {
        NodeState parent = (NodeState) stateMgr.getItemState(parentId);
        ChildNodeEntry parentEntry = parent.getChildNodeEntry(getNodeId());
        return parentEntry.getIndex();
    } catch (ItemStateException ise) {
        // should never get here...
        String msg = "internal error: failed to determine index";
        log.error(msg, ise);
        throw new RepositoryException(msg, ise);
    }
}

Example 95 with NodeState

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

the class NodeImpl method clone.

/**
     * Create a child node that is a clone of a shareable node.
     *
     * @param src shareable source node
     * @param name name of new node
     * @return child node
     * @throws ItemExistsException if there already is a child node with the
     *             name given and the definition does not allow creating another one
     * @throws VersionException if this node is not checked out
     * @throws ConstraintViolationException if no definition is found in this
     *             node that would allow creating the child node
     * @throws LockException if this node is locked
     * @throws RepositoryException if some other error occurs
     */
public synchronized NodeImpl clone(NodeImpl src, Name name) throws ItemExistsException, VersionException, ConstraintViolationException, LockException, RepositoryException {
    Path nodePath;
    try {
        nodePath = PathFactoryImpl.getInstance().create(getPrimaryPath(), name, true);
    } catch (MalformedPathException e) {
        // should never happen
        String msg = "internal error: invalid path " + this;
        log.debug(msg);
        throw new RepositoryException(msg, e);
    }
    // (1) make sure that parent node is checked-out
    // (2) check lock status
    // (3) check protected flag of parent (i.e. this) node
    int options = ItemValidator.CHECK_LOCK | ItemValidator.CHECK_CHECKED_OUT | ItemValidator.CHECK_CONSTRAINTS;
    sessionContext.getItemValidator().checkModify(this, options, Permission.NONE);
    // (4) check for name collisions
    NodeDefinitionImpl def;
    try {
        def = getApplicableChildNodeDefinition(name, null);
    } catch (RepositoryException re) {
        String msg = "no definition found in parent node's node type for new node";
        log.debug(msg);
        throw new ConstraintViolationException(msg, re);
    }
    NodeState thisState = data.getNodeState();
    ChildNodeEntry cne = thisState.getChildNodeEntry(name, 1);
    if (cne != null) {
        // check same-name sibling setting of new node
        if (!def.allowsSameNameSiblings()) {
            throw new ItemExistsException(itemMgr.safeGetJCRPath(nodePath));
        }
        // check same-name sibling setting of existing node
        NodeId newId = cne.getId();
        if (!((NodeImpl) itemMgr.getItem(newId)).getDefinition().allowsSameNameSiblings()) {
            throw new ItemExistsException(itemMgr.safeGetJCRPath(nodePath));
        }
    }
    // (5) do clone operation
    NodeId parentId = getNodeId();
    src.addShareParent(parentId);
    // (6) modify the state of 'this', i.e. the parent node
    NodeId srcId = src.getNodeId();
    thisState = (NodeState) getOrCreateTransientItemState();
    // add new child node entry
    thisState.addChildNodeEntry(name, srcId);
    return itemMgr.getNode(srcId, parentId);
}