Examples of org.apache.jackrabbit.core.state.NodeReferences

Package org.apache.jackrabbit.core.state

Examples of org.apache.jackrabbit.core.state.NodeReferences

org.apache.jackrabbit.core.state.NodeReferences
NodeReferences represents the references (i.e. properties of type REFERENCE) to a particular node (denoted by its uuid).


        try {
            BufferedInputStream in =
                    new BufferedInputStream(itemStateFS.getInputStream(refsFilePath));
            try {
                NodeReferences refs = new NodeReferences(id);
                Serializer.deserialize(refs, in);
                return refs;
            } finally {
                in.close();
            }

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     * @throws IOException in an I/O error occurs.
     */
    public NodeReferences readState(DataInputStream in, NodeReferencesId id,
                                    PersistenceManager pMgr)
            throws IOException {
        NodeReferences state = new NodeReferences(id);
        int count = in.readInt();   // count & version
        // int version = (count >> 24) | 0x0ff;
        count &= 0x00ffffff;
        for (int i = 0; i < count; i++) {
            state.addReference(readPropertyId(in));    // propertyId
        }
        return state;
    }

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            if (!itemFs.exists(path)) {
                // special case
                throw new NoSuchItemStateException(targetId.toString());
            }
            in = itemFs.getInputStream(path);
            NodeReferences refs = new NodeReferences(targetId);
            Serializer.deserialize(refs, in);
            return refs;
        } catch (NoSuchItemStateException e) {
            throw e;
        } catch (Exception e) {

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                if (!rs.next()) {
                    throw new NoSuchItemStateException(targetId.toString());
                }


                in = rs.getBinaryStream(1);
                NodeReferences refs = new NodeReferences(targetId);
                Serializer.deserialize(refs, in);


                return refs;
            } catch (Exception e) {
                if (e instanceof NoSuchItemStateException) {

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        try {
            // check if the activity has any references in the workspaces
            NodeId nodeId = activity.getId();
            NodeReferencesId refId = new NodeReferencesId(nodeId);
            if (stateMgr.hasNodeReferences(refId)) {
                NodeReferences refs = stateMgr.getNodeReferences(refId);
                if (refs.hasReferences()) {
                    throw new ReferentialIntegrityException("Unable to delete activity. still referenced.");
                }
            }
            // TODO:
            // check if the activity is used in anywhere in the version storage

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            EffectiveNodeType ent = getEffectiveNodeType(targetState);
            if (ent.includesNodeType(NameConstants.MIX_REFERENCEABLE)) {
                NodeId targetId = targetState.getNodeId();
                if (stateMgr.hasNodeReferences(targetId)) {
                    try {
                        NodeReferences refs = stateMgr.getNodeReferences(targetId);
                        if (refs.hasReferences()) {
                            throw new ReferentialIntegrityException(safeGetJCRPath(targetPath)
                                    + ": cannot remove node with references");
                        }
                    } catch (ItemStateException ise) {
                        String msg = "internal error: failed to check references on "

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            // we're currently leverage the fact, that only references to "real"
            // workspaces are recorded. so check all references if their sources
            // exist in 'this' workspace
            if (stateMgr.hasNodeReferences(activityId)) {
                try {
                    NodeReferences refs = stateMgr.getNodeReferences(activityId);
                    for (PropertyId id: refs.getReferences()) {
                        if (!state.hasNode(id.getParentId())) {
                            throw new ActivityViolationException("Unable to checkout. " +
                                    "Activity is already used for the same node in " +
                                    "another workspace.");
                        }

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            throw new NoSuchItemStateException(id.toString());
        }


        ByteArrayInputStream in = new ByteArrayInputStream(data);
        try {
            NodeReferences refs = new NodeReferences(id);
            Serializer.deserialize(refs, in);
            return refs;
        } catch (Exception e) {
            String msg = "failed to load references: " + id;
            log.debug(msg);

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        try {
            BufferedInputStream in =
                    new BufferedInputStream(itemStateFS.getInputStream(refsFilePath));
            try {
                NodeReferences refs = new NodeReferences(id);
                Serializer.deserialize(refs, in);
                return refs;
            } finally {
                in.close();
            }

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        // check state of this instance
        sanityCheck();


        try {
            if (stateMgr.hasNodeReferences(getNodeId())) {
                NodeReferences refs = stateMgr.getNodeReferences(getNodeId());
                // refs.getReferences() returns a list of PropertyId's
                List<PropertyId> idList = refs.getReferences();
                if (name != null) {
                    Name qName;
                    try {
                        qName = sessionContext.getQName(name);
                    } catch (NameException e) {

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org.apache.jackrabbit.core.BatchedItemOperations

org.apache.jackrabbit.core.NodeImpl

org.apache.jackrabbit.core.persistence.AbstractPersistenceManager

org.apache.jackrabbit.core.persistence.bundle.AbstractBundlePersistenceManager

org.apache.jackrabbit.core.persistence.bundle.BundleDbPersistenceManager

org.apache.jackrabbit.core.persistence.bundle.BundleFsPersistenceManager

org.apache.jackrabbit.core.persistence.bundle.util.ItemStateBinding

org.apache.jackrabbit.core.persistence.db.DatabasePersistenceManager

org.apache.jackrabbit.core.persistence.mem.InMemBundlePersistenceManager

org.apache.jackrabbit.core.persistence.mem.InMemPersistenceManager

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