// Given: A unicode string with null buffer
            rpc.unicode_string unicodeString = new rpc.unicode_string();
            unicodeString.length = (short) 0;
            unicodeString.maximum_length = (short) 0;
            unicodeString.buffer = null;

            // When: Encoding the unicode string
            unicodeString.encode(mockNdrBuffer);

            // Then: Verify the encoding sequence

     *
     * @param rus
     *            wrapped string
     * @param zterm
     *            whether the string should be zero terminated
     */
    public UnicodeString(final rpc.unicode_string rus, final boolean zterm) {
        this.length = rus.length;
        this.maximum_length = rus.maximum_length;
        this.buffer = rus.buffer;
        this.zterm = zterm;
    }

 */
public class UnicodeString extends rpc.unicode_string {

    boolean zterm;

    /**
     * Constructs a UnicodeString with zero termination option.
     *
     * @param zterm whether the string should be zero terminated
     */
    public UnicodeString(final boolean zterm) {
        this.zterm = zterm;
    }

    /**
     * Constructs a UnicodeString by wrapping an existing unicode_string.
     *

        // Test toString with a manually constructed UnicodeString (simulating rpc.unicode_string input)
        rpc.unicode_string dummyRus = new rpc.unicode_string();
        dummyRus.buffer = new short[] { 'T', 'e', 's', 't', 'i', 'n', 'g' };
        dummyRus.length = 14; // 7 characters * 2 bytes/char
        dummyRus.maximum_length = 14;
        UnicodeString manualUnicodeString = new UnicodeString(dummyRus, false);

     * Unicode string structure for DCE/RPC.
     * Represents a counted Unicode string as used in RPC protocols.
     */
    public static class unicode_string extends NdrObject {

        /**
         * Default constructor for unicode_string.
         */
        public unicode_string() {
            // Default constructor
        }

        /**
         * The actual length of the string in bytes.
         */

        dnsDomainInfo.name = new rpc.unicode_string();
        dnsDomainInfo.name.length = 8;
        dnsDomainInfo.name.maximum_length = 16;
        dnsDomainInfo.name.buffer = new short[] { 'T', 'E', 'S', 'T' };

        dnsDomainInfo.dns_domain = new rpc.unicode_string();
        dnsDomainInfo.dns_domain.length = 16;
        dnsDomainInfo.dns_domain.maximum_length = 32;

        lsarpc.LsarDnsDomainInfo dnsDomainInfo = new lsarpc.LsarDnsDomainInfo();
        dnsDomainInfo.name = new rpc.unicode_string();
        dnsDomainInfo.name.buffer = null;
        dnsDomainInfo.dns_domain = new rpc.unicode_string();
        dnsDomainInfo.dns_domain.buffer = null;
        dnsDomainInfo.dns_forest = new rpc.unicode_string();
        dnsDomainInfo.dns_forest.buffer = null;
        dnsDomainInfo.domain_guid = new rpc.uuid_t();

            // Default constructor
        }

        /** Domain NetBIOS name. */
        public rpc.unicode_string name;
        /** DNS domain name. */
        public rpc.unicode_string dns_domain;
        /** DNS forest name. */
        public rpc.unicode_string dns_forest;
        /** Domain GUID. */
        public rpc.uuid_t domain_guid;
        /** Domain security identifier. */

            // Default constructor
        }

        /** Domain NetBIOS name. */
        public rpc.unicode_string name;
        /** DNS domain name. */
        public rpc.unicode_string dns_domain;
        /** DNS forest name. */
        public rpc.unicode_string dns_forest;
        /** Domain GUID. */
        public rpc.uuid_t domain_guid;
        /** Domain security identifier. */

     * Unicode string structure for DCE/RPC operations.
     * Represents a Unicode string with length information.
     */
    public static class unicode_string extends NdrObject {

        /**
         * Default constructor for unicode_string.
         */
        public unicode_string() {
            // Default constructor
        }

        /** The length of the string in bytes */
        public short length;