Examples with SessionContext org.apache.jackrabbit.core.session.SessionContext used on opensource projects

Example 1 with SessionContext

use of org.apache.jackrabbit.core.session.SessionContext in project jackrabbit by apache.

the class QueryImpl method execute.

/**
     * This method simply forwards the <code>execute</code> call to the
     * {@link ExecutableQuery} object returned by
     * {@link QueryHandler#createExecutableQuery}.
     * {@inheritDoc}
     */
public QueryResult execute() throws RepositoryException {
    checkInitialized();
    long time = System.nanoTime();
    QueryResult result = sessionContext.getSessionState().perform(new SessionOperation<QueryResult>() {

        public QueryResult perform(SessionContext context) throws RepositoryException {
            return query.execute(offset, limit);
        }

        public String toString() {
            return "query.execute(" + statement + ")";
        }
    });
    time = System.nanoTime() - time;
    final long timeMs = time / 1000000;
    log.debug("executed in {} ms. ({})", timeMs, statement);
    RepositoryStatisticsImpl statistics = sessionContext.getRepositoryContext().getRepositoryStatistics();
    statistics.getCounter(Type.QUERY_COUNT).incrementAndGet();
    statistics.getCounter(Type.QUERY_DURATION).addAndGet(timeMs);
    sessionContext.getRepositoryContext().getStatManager().getQueryStat().logQuery(language, statement, timeMs);
    return result;
}

Example 2 with SessionContext

use of org.apache.jackrabbit.core.session.SessionContext in project jackrabbit by apache.

the class QueryObjectModelImpl method execute.

public QueryResult execute() throws RepositoryException {
    long time = System.nanoTime();
    final QueryResult result = sessionContext.getSessionState().perform(new SessionOperation<QueryResult>() {

        public QueryResult perform(SessionContext context) throws RepositoryException {
            final QueryEngine engine = new QueryEngine(sessionContext.getSessionImpl(), lqf, variables);
            return engine.execute(getColumns(), getSource(), getConstraint(), getOrderings(), offset, limit);
        }

        public String toString() {
            return "query.execute(" + statement + ")";
        }
    });
    time = System.nanoTime() - time;
    final long timeMs = time / 1000000;
    log.debug("executed in {} ms. ({})", timeMs, statement);
    RepositoryStatisticsImpl statistics = sessionContext.getRepositoryContext().getRepositoryStatistics();
    statistics.getCounter(Type.QUERY_COUNT).incrementAndGet();
    statistics.getCounter(Type.QUERY_DURATION).addAndGet(timeMs);
    sessionContext.getRepositoryContext().getStatManager().getQueryStat().logQuery(language, statement, timeMs);
    return result;
}

Example 3 with SessionContext

use of org.apache.jackrabbit.core.session.SessionContext in project jackrabbit by apache.

the class UserImporter method processReferences.

/**
     * @see org.apache.jackrabbit.core.xml.ProtectedPropertyImporter#processReferences()
     */
public void processReferences() throws RepositoryException {
    if (!initialized) {
        throw new IllegalStateException("Not initialized");
    }
    // assert that user manager is isn't in auto-save mode
    if (userManager.isAutoSave()) {
        userManager.autoSave(false);
    }
    try {
        List<Object> processed = new ArrayList<Object>();
        for (Iterator<Object> it = referenceTracker.getProcessedReferences(); it.hasNext(); ) {
            Object reference = it.next();
            if (reference instanceof Membership) {
                Authorizable a = userManager.getAuthorizable(((Membership) reference).groupId);
                if (a == null || !a.isGroup()) {
                    throw new RepositoryException(((Membership) reference).groupId + " does not represent a valid group.");
                }
                final Group gr = (Group) a;
                // 1. collect members to add and to remove.
                Map<String, Authorizable> toRemove = new HashMap<String, Authorizable>();
                for (Iterator<Authorizable> declMembers = gr.getDeclaredMembers(); declMembers.hasNext(); ) {
                    Authorizable dm = declMembers.next();
                    toRemove.put(dm.getID(), dm);
                }
                List<Authorizable> toAdd = new ArrayList<Authorizable>();
                final List<Membership.Member> nonExisting = new ArrayList<Membership.Member>();
                for (Membership.Member member : ((Membership) reference).members) {
                    NodeId remapped = referenceTracker.getMappedId(member.id);
                    NodeId id = (remapped == null) ? member.id : remapped;
                    Authorizable authorz = null;
                    try {
                        NodeImpl n = ((SessionImpl) session).getNodeById(id);
                        authorz = userManager.getAuthorizable(n);
                    } catch (RepositoryException e) {
                    // no such node or failed to retrieve authorizable
                    // warning is logged below.
                    }
                    if (authorz != null) {
                        if (toRemove.remove(authorz.getID()) == null) {
                            toAdd.add(authorz);
                        }
                    // else: no need to remove from rep:members
                    } else {
                        handleFailure("New member of " + gr + ": No such authorizable (NodeID = " + id + ")");
                        if (importBehavior == ImportBehavior.BESTEFFORT) {
                            log.info("ImportBehavior.BESTEFFORT: Remember non-existing member for processing.");
                            nonExisting.add(member);
                        }
                    }
                }
                // 2. adjust members of the group
                for (Authorizable m : toRemove.values()) {
                    if (!gr.removeMember(m)) {
                        handleFailure("Failed remove existing member (" + m + ") from " + gr);
                    }
                }
                for (Authorizable m : toAdd) {
                    if (!gr.addMember(m)) {
                        handleFailure("Failed add member (" + m + ") to " + gr);
                    }
                }
                // handling non-existing members in case of best-effort
                if (!nonExisting.isEmpty()) {
                    log.info("ImportBehavior.BESTEFFORT: Found " + nonExisting.size() + " entries of rep:members pointing to non-existing authorizables. Adding to rep:members.");
                    final NodeImpl groupNode = ((AuthorizableImpl) gr).getNode();
                    if (userManager.hasMemberSplitSize()) {
                        userManager.performProtectedOperation((SessionImpl) session, new SessionWriteOperation<Object>() {

                            public Boolean perform(SessionContext context) throws RepositoryException {
                                NodeImpl nMembers = (groupNode.hasNode(UserConstants.N_MEMBERS) ? groupNode.getNode(UserConstants.N_MEMBERS) : groupNode.addNode(UserConstants.N_MEMBERS, UserConstants.NT_REP_MEMBERS, null));
                                // Create N_MEMBERS node structure for holding member references
                                for (Membership.Member member : nonExisting) {
                                    PropertySequence properties = GroupImpl.getPropertySequence(nMembers, userManager);
                                    String propName = member.name;
                                    if (propName == null) {
                                        log.debug("Ignoring unnamed user with id {}", member.id);
                                        continue;
                                    }
                                    if (properties.hasItem(propName)) {
                                        log.debug("Overwriting authorizable {} which is already member of {}.", propName, gr);
                                        properties.removeProperty(propName);
                                    }
                                    Value newMember = session.getValueFactory().createValue(member.id.toString(), PropertyType.WEAKREFERENCE);
                                    properties.addProperty(propName, newMember);
                                }
                                return null;
                            }
                        });
                    } else {
                        // Create P_MEMBERS for holding member references
                        // build list of valid members set before ....
                        List<Value> memberValues = new ArrayList<Value>();
                        if (groupNode.hasProperty(UserConstants.P_MEMBERS)) {
                            Value[] vls = groupNode.getProperty(UserConstants.P_MEMBERS).getValues();
                            memberValues.addAll(Arrays.asList(vls));
                        }
                        // ... and the non-Existing ones.
                        for (Membership.Member member : nonExisting) {
                            memberValues.add(session.getValueFactory().createValue(member.id.toString(), PropertyType.WEAKREFERENCE));
                        }
                        // and use implementation specific method to set the
                        // value of rep:members properties which was not possible
                        // through the API
                        userManager.setProtectedProperty(groupNode, UserConstants.P_MEMBERS, memberValues.toArray(new Value[memberValues.size()]), PropertyType.WEAKREFERENCE);
                    }
                }
                processed.add(reference);
            } else if (reference instanceof Impersonators) {
                Authorizable a = userManager.getAuthorizable(((Impersonators) reference).userId);
                if (a == null || a.isGroup()) {
                    throw new RepositoryException(((Impersonators) reference).userId + " does not represent a valid user.");
                }
                Impersonation imp = ((User) a).getImpersonation();
                // 1. collect principals to add and to remove.
                Map<String, Principal> toRemove = new HashMap<String, Principal>();
                for (PrincipalIterator pit = imp.getImpersonators(); pit.hasNext(); ) {
                    Principal princ = pit.nextPrincipal();
                    toRemove.put(princ.getName(), princ);
                }
                List<Principal> toAdd = new ArrayList<Principal>();
                Value[] vs = ((Impersonators) reference).values;
                for (Value v : vs) {
                    String princName = v.getString();
                    if (toRemove.remove(princName) == null) {
                        // add it to the list of new impersonators to be added.
                        toAdd.add(new PrincipalImpl(princName));
                    }
                // else: no need to revoke impersonation for the given principal.
                }
                // 2. adjust set of impersonators
                for (Principal princ : toRemove.values()) {
                    if (!imp.revokeImpersonation(princ)) {
                        handleFailure("Failed to revoke impersonation for " + princ.getName() + " on " + a);
                    }
                }
                for (Principal princ : toAdd) {
                    if (!imp.grantImpersonation(princ)) {
                        handleFailure("Failed to grant impersonation for " + princ.getName() + " on " + a);
                    }
                }
                // NOTE: no best effort handling so far. (TODO)
                processed.add(reference);
            }
        }
        // successfully processed this entry of the reference tracker
        // -> remove from the reference tracker.
        referenceTracker.removeReferences(processed);
    } finally {
        // the original state.
        if (resetAutoSave) {
            userManager.autoSave(true);
        }
    }
}