* This interface combines Iterator functionality with automatic resource management.
 *
 * @param <T> the type of elements returned by this iterator
 * @author mbechler
 */
public interface CloseableIterator<T> extends Iterator<T>, AutoCloseable {

    /**
     * {@inheritDoc}
     *
     * @see java.lang.AutoCloseable#close()
     */
    @Override
    void close() throws CIFSException;

import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import org.mockito.Mock;

/**
 * Test class for CloseableIterator interface functionality
 */
@DisplayName("CloseableIterator Tests")
class CloseableIteratorTest extends BaseTest {

    @Mock
    private CloseableIterator<SmbResource> mockIterator;

    @Test
    @DisplayName("Should define close method")
    void testCloseMethod() throws CIFSException {

import java.net.MalformedURLException;

import jcifs.CloseableIterator;
import jcifs.ResourceFilter;
import jcifs.SmbConstants;
import jcifs.SmbResource;

class DirFileEntryAdapterIterator extends FileEntryAdapterIterator {

    /**
     * @param parent
     * @param delegate
     * @param filter
     */
    public DirFileEntryAdapterIterator(final SmbResource parent, final CloseableIterator<FileEntry> delegate, final ResourceFilter filter) {

import java.util.Iterator;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import jcifs.CIFSException;
import jcifs.CloseableIterator;
import jcifs.ResourceFilter;
import jcifs.SmbConstants;
import jcifs.SmbResource;

class ShareEnumIterator implements CloseableIterator<SmbResource> {

    private static final Logger log = LoggerFactory.getLogger(ShareEnumIterator.class);

import org.slf4j.LoggerFactory;

import jcifs.CIFSException;
import jcifs.CloseableIterator;
import jcifs.ResourceFilter;
import jcifs.SmbResource;

abstract class FileEntryAdapterIterator implements CloseableIterator<SmbResource> {

    private static final Logger log = LoggerFactory.getLogger(FileEntryAdapterIterator.class);

    private final CloseableIterator<FileEntry> delegate;
    private final ResourceFilter filter;

            // When
            CloseableIterator<SmbResource> children1 = mockResource.children();
            CloseableIterator<SmbResource> children2 = mockResource.children("*.txt");
            CloseableIterator<SmbResource> children3 = mockResource.children(mockNameFilter);
            CloseableIterator<SmbResource> children4 = mockResource.children(mockResourceFilter);

            // Then

import java.util.List;
import java.util.Set;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import jcifs.Address;
import jcifs.CIFSContext;
import jcifs.CIFSException;
import jcifs.CloseableIterator;
import jcifs.ResourceFilter;
import jcifs.ResourceNameFilter;
import jcifs.SmbConstants;
import jcifs.SmbResource;
import jcifs.SmbResourceLocator;
import jcifs.dcerpc.DcerpcException;

 * Tests the implementation of CloseableIterator for empty collections.
 */
@DisplayName("EmptyIterator Tests")
class EmptyIteratorTest extends BaseTest {

    private EmptyIterator emptyIterator;

    @BeforeEach
    void setUp() {
        emptyIterator = new EmptyIterator();
    }

    @Test
    @DisplayName("EmptyIterator should implement CloseableIterator interface")
    void testInterfaceImplementation() {

    public SmbResource next() {
        return null;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.CloseableIterator#close()
     */
    @Override
    public void close() throws CIFSException {
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.CloseableIterator#remove()
     */
    @Override
    public void remove() {
    }

import org.mockito.quality.Strictness;

import jcifs.CIFSException;
import jcifs.CloseableIterator;
import jcifs.ResourceFilter;
import jcifs.SmbResource;

@ExtendWith(MockitoExtension.class)
@MockitoSettings(strictness = Strictness.LENIENT)
class FileEntryAdapterIteratorTest {

    @Mock
    private CloseableIterator<FileEntry> delegate;

    @Mock
    private ResourceFilter filter;

    @Mock