@Override
        public void encode_in(NdrBuffer buffer) throws NdrException {
            buffer.enc_ndr_string(request.getRegistrationId());
        }
        
        @Override
        public void decode_out(NdrBuffer buffer) throws NdrException {
            response = new WitnessUnregisterResponse();
            response.setReturnCode(buffer.dec_ndr_long());
        }

        advance(i - this.index);
    }

    /**
     * Decodes a string from NDR format.
     *
     * @return the decoded string
     * @throws NdrException if decoding fails
     */
    public String dec_ndr_string() throws NdrException {
        align(4);
        int i = this.index;
        String val = null;
        int len = Encdec.dec_uint32le(this.buf, i);
        i += 12;
        if (len != 0) {

        Encdec.enc_uint32le(0, buffer, 4);
        Encdec.enc_uint32le(0xFFFF + 1, buffer, 8);

        ndrBuffer.setIndex(0);
        NdrException thrown = assertThrows(NdrException.class, () -> {
            ndrBuffer.dec_ndr_string();
        });
        assertEquals(NdrException.INVALID_CONFORMANCE, thrown.getMessage());
    }

    @Test
    void testEncNdrReferent() {
        Object obj1 = new Object();

import org.mockito.Mock;
import org.mockito.junit.jupiter.MockitoExtension;

import jcifs.BufferCache;
import jcifs.CIFSContext;
import jcifs.CIFSException;
import jcifs.dcerpc.ndr.NdrBuffer;
import jcifs.dcerpc.ndr.NdrException;

/**
 * Comprehensive test suite for DcerpcHandle class
 * Tests binding parsing, handle creation, bind operations, and communication
 */
@ExtendWith(MockitoExtension.class)
@DisplayName("DcerpcHandle Test Suite")