* @return
     * @throws IOException
     */
    private int sendFragments(final DcerpcMessage msg, final byte[] out, final NdrBuffer buf) throws IOException {
        int off = 0;
        final int tot = buf.getLength() - 24;
        while (off < tot) {
            int fragSize = tot - off;
            if (24 + fragSize > this.max_xmit) {
                // need fragementation
                msg.flags &= ~DCERPC_LAST_FRAG;

        return ((Map<?, ?>) value).isEmpty();
      } else if (value instanceof Optional) {
        return !((Optional) value).isPresent();
      } else if (value.getClass().isArray()) {
        return Array.getLength(value) == 0;
      }
      return false;
    }

    /**
     * Returns a string in the format specified by {@link MoreObjects#toStringHelper(Object)}.
     *

        return !((OptionalDouble) value).isPresent();
      } else if (value instanceof Optional) {
        return !((Optional) value).isPresent();
      } else if (value.getClass().isArray()) {
        return Array.getLength(value) == 0;
      }
      return false;
    }

    /**
     * Returns a string in the format specified by {@link MoreObjects#toStringHelper(Object)}.
     *

        assertArgumentNotNull("array", array);
        assertArgument("array", array.getClass().isArray(), MessageFormatter.getSimpleMessage("ECL0104", array));

        final int length = Array.getLength(array);
        final Object[] objectArray = new Object[length];
        for (int i = 0; i < length; i++) {
            objectArray[i] = Array.get(array, i);
        }
        return objectArray;
    }

            byte[] buffer = new byte[1024];

            int length = testBlock.encode(buffer, 0);

            assertTrue(length > 0);
            assertEquals(length, testBlock.getLength());
            // SMB_HEADER is {0xFF, 'S', 'M', 'B'}
            byte[] expectedHeader = { (byte) 0xFF, (byte) 'S', (byte) 'M', (byte) 'B' };

                            return parent.getNamespaceURI();
                        }
                        final NamedNodeMap nnm = parent.getAttributes();

                        for (int i = 0; i < nnm.getLength(); i++) {
                            final Node attr = nnm.item(i);
                            final String aname = attr.getNodeName();
                            final boolean isPrefix = aname.startsWith("xmlns:");

    public final int getHeaderStart() {
        return this.headerStart;
    }

    /**
     * Gets the total length of this message.
     *
     * @return the length
     */
    public final int getLength() {
        return this.length;
    }

    @Override
    public int encode(final byte[] dst, int dstIndex) {
        final int start = this.headerStart = dstIndex;

    /** Returns the unbuffered stream with the value for [index]. */
    fun getSource(index: Int): Source = sources[index]

    /** Returns the byte length of the value for [index]. */
    fun getLength(index: Int): Long = lengths[index]

    override fun close() {
      for (source in sources) {
        source.closeQuietly()
      }
    }
  }

  /** Edits the values for an entry. */

     */
    public final int getByteCount() {
        return this.byteCount;
    }

    /**
     * Gets the total length of this message block
     * @return the length
     */
    public final int getLength() {
        return this.length;
    }

    /**
     * Checks if Unicode encoding is forced for this message
     * @return the forceUnicode
     */
    public boolean isForceUnicode() {

			return nil, 0, 0, err
		}
		var decSize int64
		decSize, err = oi.DecryptedSize()
		if err != nil {
			return nil, 0, 0, err
		}
		var decRangeLength int64
		decRangeLength, err = rs.GetLength(decSize)
		if err != nil {
			return nil, 0, 0, err
		}

		// We define a closure that performs decryption given
		// a reader that returns the desired range of