public synchronized void getRange() throws Exception {

        final Descriptor range = new Descriptor(TARGET_ID, 1, new SortedRangeSet("1-10"));

        m_task.getDescriptor(new InputStream() {

            int m_count = 0;

            byte[] m_bytes = (range.toRepresentation() + "
").getBytes();

            @Override

            public int read() throws IOException {

                if (m_count < m_bytes.length) {

                    byte b = m_bytes[m_count];

                    m_count++;

                    return b;

                } else {

                    return -1;

                }

            }

        });

    }