Package net.sf.webdav.locking

Examples of net.sf.webdav.locking.LockedObject

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    protected boolean checkLocks(ITransaction transaction,
            HttpServletRequest req, HttpServletResponse resp,
            IResourceLocks resourceLocks, String path) throws IOException,
            LockFailedException {

        LockedObject loByPath = resourceLocks.getLockedObjectByPath(
                transaction, path);
        if (loByPath != null) {

            if (loByPath.isShared())
                return true;

            // the resource is locked
            String[] lockTokens = getLockIdFromIfHeader(req);
            String lockToken = null;
            if (lockTokens != null)
                lockToken = lockTokens[0];
            else {
                return false;
            }
            if (lockToken != null) {
                LockedObject loByIf = resourceLocks.getLockedObjectByID(
                        transaction, lockToken);
                if (loByIf == null) {
                    // no locked resource to the given lockToken
                    return false;
                }
                if (!loByIf.equals(loByPath)) {
                    loByIf = null;
                    return false;
                }
                loByIf = null;
            }
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    }

    private void writeSupportedLockElements(ITransaction transaction,
            XMLWriter generatedXML, String path) {

        LockedObject lo = _resourceLocks.getLockedObjectByPath(transaction,
                path);

        generatedXML.writeElement("DAV::supportedlock", XMLWriter.OPENING);

        if (lo == null) {
            // both locks (shared/exclusive) can be granted
            generatedXML.writeElement("DAV::lockentry", XMLWriter.OPENING);

            generatedXML.writeElement("DAV::lockscope", XMLWriter.OPENING);
            generatedXML.writeElement("DAV::exclusive", XMLWriter.NO_CONTENT);
            generatedXML.writeElement("DAV::lockscope", XMLWriter.CLOSING);

            generatedXML.writeElement("DAV::locktype", XMLWriter.OPENING);
            generatedXML.writeElement("DAV::write", XMLWriter.NO_CONTENT);
            generatedXML.writeElement("DAV::locktype", XMLWriter.CLOSING);

            generatedXML.writeElement("DAV::lockentry", XMLWriter.CLOSING);

            generatedXML.writeElement("DAV::lockentry", XMLWriter.OPENING);

            generatedXML.writeElement("DAV::lockscope", XMLWriter.OPENING);
            generatedXML.writeElement("DAV::shared", XMLWriter.NO_CONTENT);
            generatedXML.writeElement("DAV::lockscope", XMLWriter.CLOSING);

            generatedXML.writeElement("DAV::locktype", XMLWriter.OPENING);
            generatedXML.writeElement("DAV::write", XMLWriter.NO_CONTENT);
            generatedXML.writeElement("DAV::locktype", XMLWriter.CLOSING);

            generatedXML.writeElement("DAV::lockentry", XMLWriter.CLOSING);

        } else {
            // LockObject exists, checking lock state
            // if an exclusive lock exists, no further lock is possible
            if (lo.isShared()) {

                generatedXML.writeElement("DAV::lockentry", XMLWriter.OPENING);

                generatedXML.writeElement("DAV::lockscope", XMLWriter.OPENING);
                generatedXML.writeElement("DAV::shared", XMLWriter.NO_CONTENT);
                generatedXML.writeElement("DAV::lockscope", XMLWriter.CLOSING);

                generatedXML.writeElement("DAV::locktype", XMLWriter.OPENING);
                generatedXML.writeElement("DAV::" + lo.getType(),
                        XMLWriter.NO_CONTENT);
                generatedXML.writeElement("DAV::locktype", XMLWriter.CLOSING);

                generatedXML.writeElement("DAV::lockentry", XMLWriter.CLOSING);
            }
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    }

    private void writeLockDiscoveryElements(ITransaction transaction,
            XMLWriter generatedXML, String path) {

        LockedObject lo = _resourceLocks.getLockedObjectByPath(transaction,
                path);

        if (lo != null && !lo.hasExpired()) {

            generatedXML.writeElement("DAV::lockdiscovery", XMLWriter.OPENING);
            generatedXML.writeElement("DAV::activelock", XMLWriter.OPENING);

            generatedXML.writeElement("DAV::locktype", XMLWriter.OPENING);
            generatedXML.writeProperty("DAV::" + lo.getType());
            generatedXML.writeElement("DAV::locktype", XMLWriter.CLOSING);

            generatedXML.writeElement("DAV::lockscope", XMLWriter.OPENING);
            if (lo.isExclusive()) {
                generatedXML.writeProperty("DAV::exclusive");
            } else {
                generatedXML.writeProperty("DAV::shared");
            }
            generatedXML.writeElement("DAV::lockscope", XMLWriter.CLOSING);

            generatedXML.writeElement("DAV::depth", XMLWriter.OPENING);
            if (_depth == INFINITY) {
                generatedXML.writeText("Infinity");
            } else {
                generatedXML.writeText(String.valueOf(_depth));
            }
            generatedXML.writeElement("DAV::depth", XMLWriter.CLOSING);

            String[] owners = lo.getOwner();
            if (owners != null) {
                for (int i = 0; i < owners.length; i++) {
                    generatedXML.writeElement("DAV::owner", XMLWriter.OPENING);
                    generatedXML.writeElement("DAV::href", XMLWriter.OPENING);
                    generatedXML.writeText(owners[i]);
                    generatedXML.writeElement("DAV::href", XMLWriter.CLOSING);
                    generatedXML.writeElement("DAV::owner", XMLWriter.CLOSING);
                }
            } else {
                generatedXML.writeElement("DAV::owner", XMLWriter.NO_CONTENT);
            }

            int timeout = (int) (lo.getTimeoutMillis() / 1000);
            String timeoutStr = new Integer(timeout).toString();
            generatedXML.writeElement("DAV::timeout", XMLWriter.OPENING);
            generatedXML.writeText("Second-" + timeoutStr);
            generatedXML.writeElement("DAV::timeout", XMLWriter.CLOSING);

            String lockToken = lo.getID();

            generatedXML.writeElement("DAV::locktoken", XMLWriter.OPENING);
            generatedXML.writeElement("DAV::href", XMLWriter.OPENING);
            generatedXML.writeText("opaquelocktoken:" + lockToken);
            generatedXML.writeElement("DAV::href", XMLWriter.CLOSING);
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    private void doLocking(ITransaction transaction, HttpServletRequest req,
            HttpServletResponse resp) throws IOException {

        // Tests if LockObject on requested path exists, and if so, tests
        // exclusivity
        LockedObject lo = _resourceLocks.getLockedObjectByPath(transaction,
                _path);
        if (lo != null) {
            if (lo.isExclusive()) {
                sendLockFailError(transaction, req, resp);
                return;
            }
        }
        try {
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        if (lockTokens != null)
            lockToken = lockTokens[0];

        if (lockToken != null) {
            // Getting LockObject of specified lockToken in If header
            LockedObject refreshLo = _resourceLocks.getLockedObjectByID(
                    transaction, lockToken);
            if (refreshLo != null) {
                int timeout = getTimeout(transaction, req);

                refreshLo.refreshTimeout(timeout);
                // sending success response
                generateXMLReport(transaction, resp, refreshLo);

                refreshLo = null;
            } else {
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                            _lockOwner, depth, lockDuration);
                }

                if (lockSuccess) {
                    // Locks successfully placed - return information about
                    LockedObject lo = _resourceLocks.getLockedObjectByPath(
                            transaction, _path);
                    if (lo != null) {
                        generateXMLReport(transaction, resp, lo);
                    } else {
                        resp.sendError(WebdavStatus.SC_INTERNAL_SERVER_ERROR);
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     * Executes the lock for a Mac OS Finder client
     */
    private void doMacLockRequestWorkaround(ITransaction transaction,
            HttpServletRequest req, HttpServletResponse resp)
            throws LockFailedException, IOException {
        LockedObject lo;
        int depth = getDepth(req);
        int lockDuration = getTimeout(transaction, req);
        if (lockDuration < 0 || lockDuration > MAX_TIMEOUT)
            lockDuration = DEFAULT_TIMEOUT;

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                + req.toString();

        if (_resourceLocks.lock(transaction, path, tempLockOwner, false, 0,
                TEMP_TIMEOUT, TEMPORARY)) {
            StoredObject so = null;
            LockedObject lo = null;
            try {
                so = _store.getStoredObject(transaction, path);
                lo = _resourceLocks.getLockedObjectByPath(transaction,
                        getCleanPath(path));

                if (so == null) {
                    resp.sendError(HttpServletResponse.SC_NOT_FOUND);
                    return;
                    // we do not to continue since there is no root
                    // resource
                }

                if (so.isNullResource()) {
                    String methodsAllowed = DeterminableMethod
                            .determineMethodsAllowed(so);
                    resp.addHeader("Allow", methodsAllowed);
                    resp.sendError(WebdavStatus.SC_METHOD_NOT_ALLOWED);
                    return;
                }

                if (lo != null && lo.isExclusive()) {
                    // Object on specified path is LOCKED
                    errorList = new Hashtable<String, Integer>();
                    errorList.put(path, new Integer(WebdavStatus.SC_LOCKED));
                    sendReport(req, resp, errorList);
                    return;
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                        // resp.setStatus(WebdavStatus.SC_CREATED);
                    } else {
                        // This has already been created, just update the data
                        if (so.isNullResource()) {

                            LockedObject nullResourceLo = _resourceLocks
                                    .getLockedObjectByPath(transaction, path);
                            if (nullResourceLo == null) {
                                resp
                                        .sendError(WebdavStatus.SC_INTERNAL_SERVER_ERROR);
                                return;
                            }
                            String nullResourceLockToken = nullResourceLo
                                    .getID();
                            String[] lockTokens = getLockIdFromIfHeader(req);
                            String lockToken = null;
                            if (lockTokens != null) {
                                lockToken = lockTokens[0];
                            } else {
                                resp.sendError(WebdavStatus.SC_BAD_REQUEST);
                                return;
                            }
                            if (lockToken.equals(nullResourceLockToken)) {
                                so.setNullResource(false);
                                so.setFolder(false);

                                String[] nullResourceLockOwners = nullResourceLo
                                        .getOwner();
                                String owner = null;
                                if (nullResourceLockOwners != null)
                                    owner = nullResourceLockOwners[0];
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                            resp.setStatus(WebdavStatus.SC_CREATED);
                        } else {
                            // object already exists
                            if (so.isNullResource()) {

                                LockedObject nullResourceLo = _resourceLocks
                                        .getLockedObjectByPath(transaction,
                                                path);
                                if (nullResourceLo == null) {
                                    resp
                                            .sendError(WebdavStatus.SC_INTERNAL_SERVER_ERROR);
                                    return;
                                }
                                String nullResourceLockToken = nullResourceLo
                                        .getID();
                                String[] lockTokens = getLockIdFromIfHeader(req);
                                String lockToken = null;
                                if (lockTokens != null)
                                    lockToken = lockTokens[0];
                                else {
                                    resp.sendError(WebdavStatus.SC_BAD_REQUEST);
                                    return;
                                }
                                if (lockToken.equals(nullResourceLockToken)) {
                                    so.setNullResource(false);
                                    so.setFolder(true);

                                    String[] nullResourceLockOwners = nullResourceLo
                                            .getOwner();
                                    String owner = null;
                                    if (nullResourceLockOwners != null)
                                        owner = nullResourceLockOwners[0];
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Related Classes of net.sf.webdav.locking.LockedObject

  • net.sf.webdav.methods.AbstractMethod
  • net.sf.webdav.methods.DoLock
  • net.sf.webdav.methods.DoMkcol
  • net.sf.webdav.methods.DoPropfind
  • net.sf.webdav.methods.DoProppatch
  • net.sf.webdav.methods.DoPut
  • net.sf.webdav.methods.DoUnlock
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