try ( SmbFile f = createTestFile() ) {
            try {
                long newLength = 4096L;
                try ( SmbRandomAccessFile raf = new SmbRandomAccessFile(f, "rw") ) {
                    raf.setLength(newLength);
                }
                assertEquals(newLength, f.length());
            }
            finally {
                f.delete();
            }
        }
    }


    @Test

                      SmbFile t = new SmbFile(d1, makeRandomName()) ) {
                    try {
                        try ( SmbRandomAccessFile ra = f.openRandomAccess("rw") ) {
                            ra.setLength(length);
                        }

                        f.copyTo(t);
                        assertTrue(f.exists());
                        assertEquals(f.length(), t.length());

        }
    }
    public void run() {
        int nameTrnId;
        NameServicePacket response;

        try {
            while( thread == Thread.currentThread() ) {
                in.setLength( RCV_BUF_SIZE );

                socket.setSoTimeout( closeTimeout );
                socket.receive( in );

                if( log.level > 3 )

            this.responseTable.clear();
        }
    }


    @Override
    public void run () {
        try {
            while ( this.thread == Thread.currentThread() ) {
                this.in.setLength(this.transportContext.getConfig().getNetbiosRcvBufSize());

                this.socket.setSoTimeout(this.closeTimeout);
                this.socket.receive(this.in);

            regexQueries[i] = Pattern.quote(queries[i]);
            hlQueries[i] = highlightTagPre + queries[i] + highlightTagPost;
        }
        while (m.find()) {
            segBuf.setLength(0);
            m.appendReplacement(segBuf, StringUtil.EMPTY);
            String segment = segBuf.toString();
            for (int i = 0; i < queries.length; i++) {

        if (argTypes != null && argTypes.length > 0) {
            for (final Class<?> argType : argTypes) {
                buf.append(argType.getName()).append(", ");
            }
            buf.setLength(buf.length() - 2);
        }
        buf.append(")");
        return new String(buf);
    }

    /**
     * シグニチャの文字列表現を返します。
     *
     * @param methodName

        return fp;
    }
    public void seek( long pos ) throws SmbException {
        fp = pos;
    }
    public long length() throws SmbException {
        return file.length();
    }
    public void setLength( long newLength ) throws SmbException {
        // ensure file is open
        if( file.isOpen() == false ) {
            file.open( openFlags, 0, SmbFile.ATTR_NORMAL, options );
        }

                if (pathStartsWithSlash) {
                    if (initialUrlEndsWithSlash) {
                        // 1 extra '/' to remove
                        url.setLength(url.length() - 1);
                    }
                } else if (!initialUrlEndsWithSlash) {
                    // add missing '/' between url and path
                    url.append('/');
                }

    /**
     * @param fbuf
     * @throws DcerpcException
     */
    private void setupReceivedFragment ( NdrBuffer fbuf ) throws DcerpcException {
        fbuf.reset();
        fbuf.setIndex(8);
        fbuf.setLength(fbuf.dec_ndr_short());

        if ( this.securityProvider != null ) {
            this.securityProvider.unwrap(fbuf);
        }
    }


    /**
     * @param msg
     * @param out

    Integer[] codePoints = utf8Lengths.keySet().toArray(new Integer[] {});
    StringBuilder sb = new StringBuilder();
    Random rnd = new Random();
    for (int trial = 0; trial < 100; trial++) {
      sb.setLength(0);
      int utf8Length = 0;
      for (int i = 0; i < 6; i++) {
        Integer randomCodePoint = codePoints[rnd.nextInt(codePoints.length)];
        sb.appendCodePoint(randomCodePoint);