for _, query := range unescapedQueries {
		keyval := strings.SplitN(query, "=", 2)
		if len(keyval) != 2 {
			return ErrInvalidQueryParams
		}
		switch keyval[0] {
		case xhttp.AmzAccessKeyID:
			accessKey = keyval[1]
		case xhttp.AmzSignatureV2:
			gotSignature = keyval[1]
		case xhttp.Expires:
			expires = keyval[1]
		default:
			filteredQueries = append(filteredQueries, query)
		}

        @Override
        public int getOpnum() {
            return 0x01;
        }

        /** The return value of the operation */
        public int retval;
        /** The handle to be closed */
        public rpc.policy_handle handle;

        /**
         * Constructs a SamrCloseHandle request.
         *
         * @param handle The policy handle to close

        @Override
        public int getOpnum() {
            return 0x01;
        }

        /** The return value of the operation */
        public int retval;
        /** The handle to be closed */
        public rpc.policy_handle handle;

        /**
         * Constructs a SamrCloseHandle request.
         *
         * @param handle The policy handle to close

        @Override
        public int getOpnum() {
            return 0x0f;
        }

        /**
         * The return value of the operation.
         */
        public int retval;
        /**
         * The name of the server.
         */
        public String servername;
        /**
         * The information level to return.
         */
        public int level;
        /**

        @Override
        public int getOpnum() {
            return 0x0f;
        }

        /**
         * The return value of the operation.
         */
        public int retval;
        /**
         * The name of the server.
         */
        public String servername;
        /**
         * The information level to return.
         */
        public int level;
        /**

            // When: Decoding output
            message.decode_out(mockNdrBuffer);

            // Then: Should decode return value
            verify(mockNdrBuffer).dec_ndr_long();
            assertEquals(0, message.retval);
        }
    }

    @Nested
    @DisplayName("SamrConnect2 Tests")
    class SamrConnect2Tests {

        @Test
        @DisplayName("Should construct with correct parameters and opnum")

        jcifs.SID[] sids = new jcifs.SID[] { sid("S-1-1-0") };

        // Arrange a minimal response with given retval
        doAnswer(inv -> {
            jcifs.dcerpc.msrpc.MsrpcLookupSids rpc = inv.getArgument(0);
            rpc.retval = ret;
            // Provide empty arrays to satisfy code paths
            rpc.names = new lsarpc.LsarTransNameArray();

        @Override
        public int getOpnum() {
            return 0x00;
        }

        /** Return value from the RPC call. */
        public int retval;
        /** Policy handle to be closed. */
        public rpc.policy_handle handle;

        /**
         * Creates a new LsarClose message.
         *

        final MsrpcLookupSids rpc = new MsrpcLookupSids(policyHandle, sids);
        handle.sendrecv(rpc);
        switch (rpc.retval) {
        case 0:
        case NtStatus.NT_STATUS_NONE_MAPPED:
        case 0x00000107: // NT_STATUS_SOME_NOT_MAPPED
            break;
        default:
            throw new SmbException(rpc.retval, false);
        }

        for (int si = 0; si < sids.length; si++) {

            // When: Decoding output
            message.decode_out(mockNdrBuffer);

            // Then: Should decode return value
            verify(mockNdrBuffer).dec_ndr_long();
            assertEquals(0, message.retval);
        }
    }

    @Nested
    @DisplayName("SamrConnect2 Tests")
    class SamrConnect2Tests {

        @Test
        @DisplayName("Should construct with correct parameters and opnum")