}

    /**
     * Opens the enumeration and returns the first entry.
     *
     * @return the first file entry, or null if empty
     * @throws CIFSException if an error occurs during opening
     */
    protected abstract FileEntry open() throws CIFSException;

    /**
     * Checks if the enumeration is complete.
     *
     * @return true if enumeration is done, false otherwise
     */

            ASN1Util.as(String.class, obj);
        }, "Should throw PACDecodingException for incompatible types");
    }

    // --- as(Class, Enumeration) ---

    @Test
    void testAs_Enumeration_Success() throws PACDecodingException {
        // Test successful casting from enumeration
        Vector<ASN1Integer> vector = new Vector<>();
        ASN1Integer expected = new ASN1Integer(123);
        vector.add(expected);

        @Override
        public long getDateHeader(String name) {
            return -1;
        }

        @Override
        public Enumeration<String> getHeaders(String name) {
            return null;
        }

        @Override
        public Enumeration<String> getHeaderNames() {
            return null;
        }

        @Override
        public int getIntHeader(String name) {

 */
package jcifs.pac.kerberos;

import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.math.BigInteger;
import java.security.GeneralSecurityException;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.Map;

import javax.security.auth.kerberos.KerberosKey;
import javax.security.auth.login.LoginException;

import org.bouncycastle.asn1.ASN1InputStream;

            // Default constructor
        }

        /**
         * Information level for the enumeration
         */
        public int level;
        /**
         * Enumeration data object corresponding to the level
         */
        public NdrObject e;

        @Override
        public void encode(NdrBuffer _dst) throws NdrException {
            _dst.align(4);

    /**
     * Test method for
     * {@link org.codelibs.core.collection.EnumerationIterator#EnumerationIterator(Enumeration)}
     * .
     */
    @Test
    public void testCopyDestNull() {
        exception.expect(NullArgumentException.class);
        exception.expectMessage(is("[ECL0008]argument[enumeration] is null."));
        new EnumerationIterator<Object>(null);
    }

    /**
     * Creates a new request to enumerate aliases in a domain.
     *
     * @param domainHandle the handle to the SAM domain
     * @param acct_flags account flags to filter the enumeration
     * @param sam the SAM array to store the enumeration results
     */
    public MsrpcEnumerateAliasesInDomain(final SamrDomainHandle domainHandle, final int acct_flags, final samr.SamrSamArray sam) {
        super(domainHandle, 0, acct_flags, null, 0);

    /**
     * Creates a new request to enumerate aliases in a domain.
     *
     * @param domainHandle the handle to the SAM domain
     * @param acct_flags account flags to filter the enumeration
     * @param sam the SAM array to store the enumeration results
     */
    public MsrpcEnumerateAliasesInDomain(final SamrDomainHandle domainHandle, final int acct_flags, final samr.SamrSamArray sam) {
        super(domainHandle, 0, acct_flags, null, 0);

import jcifs.internal.smb2.create.Smb2CreateResponse;
import jcifs.internal.smb2.info.Smb2QueryDirectoryRequest;
import jcifs.internal.smb2.info.Smb2QueryDirectoryResponse;

/**
 * SMB2/SMB3 implementation of directory entry enumeration iterator.
 * Provides efficient directory listing capabilities for SMB2/SMB3 protocol versions.
 *
 * @author mbechler
 *
 */
public class DirFileEntryEnumIterator2 extends DirFileEntryEnumIteratorBase {

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.core.collection;

import java.util.Enumeration;

/**
 * An empty {@link Enumeration}.
 *
 * @author higa
 * @param <T> the type of elements
 */
public class EmptyEnumeration<T> extends IteratorEnumeration<T> {

    /**
     * Creates an {@link EmptyEnumeration}.