// Verify header encoding including ptype
            verify(mockBuffer, times(3)).enc_ndr_small(0); // minor version, ptype (REQUEST=0), and flags (all are 0)
        }

        @Test
        @DisplayName("encode should handle non-REQUEST ptype correctly")
        void testEncodeNonRequestPtype() throws NdrException {
            message.ptype = DcerpcConstants.RPC_PT_RESPONSE; // 2, not 0

            // Then
            assertNotNull(bindWithParams, "Constructor should create instance");
            assertEquals(0, bindWithParams.getOpnum(), "Opnum should be 0");
            assertEquals(11, bindWithParams.getPtype(), "Ptype should be 11 for bind message");
            assertEquals(DcerpcConstants.DCERPC_FIRST_FRAG | DcerpcConstants.DCERPC_LAST_FRAG, bindWithParams.getFlags(),
                    "Flags should be set for first and last fragment");

        private WitnessRegisterResponse response;
        
        public WitnessRegisterStub(WitnessRegisterRequest request) {
            this.request = request;
            this.ptype = 0;
            this.flags = DCERPC_FIRST_FRAG | DCERPC_LAST_FRAG;
        }
        
        @Override
        public int getOpnum() { return WITNESS_REGISTER; }
        
        @Override

                securityProvider.unwrap(buf);
            }

            buf.setIndex(0);

            msg.decode_header(buf);

            off = 24;
            if (msg.ptype == 2 && !msg.isFlagSet(DCERPC_LAST_FRAG)) {
                off = msg.length;
            }

            frag = null;
            fbuf = null;
            while (!msg.isFlagSet(DCERPC_LAST_FRAG)) {

     * @throws DcerpcException
     * @throws NdrException
     */
    private byte[] receiveMoreFragments(final DcerpcMessage msg, byte[] in) throws IOException, DcerpcException, NdrException {
        int off = msg.ptype == 2 ? msg.length : 24;
        final byte[] fragBytes = new byte[this.max_recv];
        final NdrBuffer fragBuf = new NdrBuffer(fragBytes, 0);
        while (!msg.isFlagSet(DCERPC_LAST_FRAG)) {

}

func reqSignatureV4Verify(r *http.Request, region string, stype serviceType) (s3Error APIErrorCode) {
	sha256sum := getContentSha256Cksum(r, stype)
	switch {
	case isRequestSignatureV4(r):
		return doesSignatureMatch(sha256sum, r, region, stype)
	case isRequestPresignedSignatureV4(r):
		return doesPresignedSignatureMatch(sha256sum, r, region, stype)
	default:
		return ErrAccessDenied
	}
}

    }

    /**
     * Creates a new instance of OpenSearchDataService.
     * @param name The name.
     * @param type The type.
     */
    public OpenSearchDataService(final String name, final String type) {
        index = name + "." + type;
    }

    /**
     * Initializes the service.
     */
    @PostConstruct
    public void init() {

	case replication.Pending:
		if ri.OpType.IsDataReplication() && prevStatus != status {
			rs.set(ri.Arn, ri.Size, 0, status, ri.OpType, ri.endpoint, ri.secure, ri.Err)
		}
	case replication.Completed:
		if ri.OpType.IsDataReplication() {
			rs.set(ri.Arn, ri.Size, ri.Duration, status, ri.OpType, ri.endpoint, ri.secure, ri.Err)
		}
	case replication.Failed:
		if ri.OpType.IsDataReplication() && prevStatus == replication.Pending {

     *
     * @param <T> The type of objects to insert.
     * @param list The list of objects to insert.
     * @param opType The operation type (CREATE, INDEX, etc.).
     * @throws OpenSearchAccessException if the bulk insertion fails.
     */
    protected <T> void insertAll(final List<T> list, final OpType opType) {
        insertAll(list, opType, false);
    }

    /**

se},{\"name\":\"_source\",\"type\":\"_source\",\"esTypes\":[\"_source\"],\"count\":0,\"scripted\":false,\"searchable\":false,\"aggregatable\":false,\"readFromDocValues\":false},{\"name\":\"_type\",\"type\":\"string\",\"esTypes\":[\"_type\"],\"count\":0,\"scripted\":false,\"searchable\":true,\"aggregatable\":true,\"readFromDocValues\":false},{\"name\":\"accessType\",\"type\":\"string\",\"esTypes\":[\"keyword\"],\"count\":0,\"scripted\":false,\"searchable\":true,\"aggregatable\":true,\"readFromDoc...