* Current position in file
     * 
     * @return current position
     */
    long getFilePointer ();


    /**
     * Seek to new position
     * 
     * @param pos
     */
    void seek ( long pos );


    /**
     * Get the current file length
     * 
     * @return file length
     * @throws SmbException
     */
    long length () throws SmbException;


    /**

     *    <p>
     *    Transforms context based on 512 bits from input block starting
     *    from the offset'th byte.
     *
     *    @param    block    input sub-array.
     *    @param    offset    starting position of sub-array.
     */
    private void transform (byte[] block, int offset) {

        // encodes 64 bytes from input block into an array of 16 32-bit
        // entities. Use A as a temp var.

        this.dis = new DataInputStream(in);
        this.size = in.available();
    }


    public void align ( int mask ) throws IOException {
        int position = this.size - this.dis.available();
        int shift = position & mask - 1;
        if ( mask != 0 && shift != 0 )
            this.dis.skip(mask - shift);
    }


    public int available () throws IOException {

        return new String(src, srcIndex, len, UNI_ENCODING);
    }


    /**
     * @param buffer
     * @param bufferIndex
     * @param maxLen
     * @return position of terminating null bytes
     */
    public static int findUNITermination ( byte[] buffer, int bufferIndex, int maxLen ) {
        int len = 0;

     * @param position
     *            読み込みを開始する位置
     * @return 読み込んだバイト数
     */
    public static int read(final FileChannel channel, final ByteBuffer buffer, final long position) {
        assertArgumentNotNull("channel", channel);
        assertArgumentNotNull("buffer", buffer);

        try {
            return channel.read(buffer, position);
        } catch (final IOException e) {

     *
     * @param method
     *            メソッド。{@literal null}であってはいけません
     * @param position
     *            パラメタ化されたコレクションが宣言されているメソッド引数の位置
     * @return 指定されたメソッドの引数型として宣言されているパラメタ化されたコレクションの要素型
     */
    public static Class<?> getElementTypeOfCollectionFromParameterType(final Method method, final int position) {
        assertArgumentNotNull("method", method);

    String QUERY_HIGHLIGHT_CONTENT_DESCRIPTION_FIELDS = "query.highlight.content.description.fields";

    /** The key of the configuration. e.g. true */
    String QUERY_HIGHLIGHT_BOUNDARY_POSITION_DETECT = "query.highlight.boundary.position.detect";

    /** The key of the configuration. e.g. query */
    String QUERY_HIGHLIGHT_TEXT_FRAGMENT_TYPE = "query.highlight.text.fragment.type";

    /** The key of the configuration. e.g. 3 */