}

        }
        log.trace("Pipe already open");
        return this.handle.acquire();
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.SmbPipeHandle#getInput()
     */
    @Override
    public SmbPipeInputStream getInput () throws CIFSException {

        if ( !this.open ) {
            throw new SmbException("Already closed");
        }

     * @param customProvider
     * @throws Exception if Provider has already been initialized.
     */
    public static void initProvider(Provider customProvider) throws CIFSUnsupportedCryptoException {
        if (provider != null) {
            throw new CIFSUnsupportedCryptoException("Provider can't be re-initialized. Provider has already been initialized with "+ provider.getInfo());
        }
        provider = customProvider;

        "The pipe has been ended.",
        "The filename, directory name, or volume label syntax is incorrect.",
        "The directory is not empty.",
        "Cannot create a file when that file already exists.",
        "All pipe instances are busy.",
        "The pipe is being closed.",
        "No process is on the other end of the pipe.",
        "More data is available.",
        "This user account has expired.",

        synchronized (PROTOCOL_HANDLERS) {
            if (Handler.factory != null) {
                throw new IllegalStateException(
                        "URLStreamHandlerFactory already set.");
            }
            PROTOCOL_HANDLERS.clear();
            Handler.factory = factory;
        }
    }

    /**
     * Returns the default HTTP port.
     *

        try {
            switch (state) {
                case 0:
                    break;
                case 3:
                    return; // already connected
                case 4:
                    state = 0;
                    throw new TransportException( "Connection in error", te );
                default:

        int st = this.state;
        try {
            switch ( st ) {
            case 0:
                break;
            case 1:
                // already connecting
                this.thread.wait(timeout); /* wait for doConnect */
                st = this.state;
                switch ( st ) {
                case 1: /* doConnect never returned */

                if ( log.isDebugEnabled() ) {
                    log.debug("File pointer is at " + this.fp);
                }
            }
            return this.handle;
        }

        log.trace("File already open");
        return this.handle.acquire();
    }


    protected SmbTreeHandleImpl ensureTreeConnected () throws CIFSException {
        return this.file.ensureTreeConnected();
    }


    /**

    }

/* This returns true if the file's attributes contain any of the attributes
 * specified for this filter. The wildcard has no influence on this
 * method as the server should have performed that filtering already. The
 * attributes are asserted here only because server file systems may not
 * support filtering by all attributes (e.g. even though ATTR_DIRECTORY was
 * specified the server may still return objects that are not directories).

        synchronized ( PROTOCOL_HANDLERS ) {
            if ( Handler.factory != null ) {
                throw new IllegalStateException("URLStreamHandlerFactory already set.");
            }
            PROTOCOL_HANDLERS.clear();
            Handler.factory = factory;
        }
    }


    /**
     * @param tc
     *            context to use
     * 
     */

            throws InterruptedException, ExecutionException, TimeoutException {
        boolean found = checkInResult(action, name, infos);
        if ( !found ) {
            // retry, the first watch may have already come back before the triggered change was active
            try {
                setupWatch(w);
                found = checkInResult(action, name, infos);
            }
            catch ( TimeoutException e ) {