* Use a exclusive connection for this tree
     *
     * If an exclusive connection is used the caller must make sure that the tree handle is kept alive,
     * otherwise the connection will be disconnected once the usage drops to zero.
     *
     * @param np
     *            whether to use an exclusive connection
     */
    void setNonPooled(final boolean np) {
        this.nonPooled = np;
    }

    /**

    /** LDAP account filter configuration key. */
    public static final String LDAP_ACCOUNT_FILTER = "ldap.account.filter";

    /** LDAP group filter configuration key. */
    public static final String LDAP_GROUP_FILTER = "ldap.group.filter";

    /** LDAP member of attribute configuration key. */
    public static final String LDAP_MEMBEROF_ATTRIBUTE = "ldap.memberof.attribute";

@GwtIncompatible // not worth using in GWT for now
class CompactHashMap<K extends @Nullable Object, V extends @Nullable Object>
    extends AbstractMap<K, V> implements Serializable {
  /*
   * TODO: Make this a drop-in replacement for j.u. versions, actually drop them in, and test the
   * world. Figure out what sort of space-time tradeoff we're actually going to get here with the

        return createSearchRole(ComponentUtil.getFessConfig().getRoleSearchUserPrefix(), name);
    }

    /**
     * Gets the search role for a given group.
     *
     * @param name The group name.
     * @return The search role.
     */
    public String getSearchRoleByGroup(final String name) {
        return createSearchRole(ComponentUtil.getFessConfig().getRoleSearchGroupPrefix(), name);

    assertThat(expected).hasMessageThat().matches(pattern);
    Matcher matcher = pattern.matcher(expected.getMessage());
    assertThat(matcher.matches()).isTrue();
    assertThat(matcher.group(1)).isNotEqualTo(matcher.group(2));
  }

  public void testOf() {
    assertMapEquals(ImmutableMap.of("one", 1), "one", 1);
    assertMapEquals(ImmutableMap.of("one", 1, "two", 2), "one", 1, "two", 2);
    assertMapEquals(

import org.codelibs.fess.app.web.admin.fileconfig.AdminFileconfigAction;
import org.codelibs.fess.app.web.admin.general.AdminGeneralAction;
import org.codelibs.fess.app.web.admin.group.AdminGroupAction;
import org.codelibs.fess.app.web.admin.joblog.AdminJoblogAction;
import org.codelibs.fess.app.web.admin.keymatch.AdminKeymatchAction;
import org.codelibs.fess.app.web.admin.labeltype.AdminLabeltypeAction;

@GwtIncompatible // not worth using in GWT for now
final class CompactLinkedHashMap<K extends @Nullable Object, V extends @Nullable Object>
    extends CompactHashMap<K, V> {
  // TODO(lowasser): implement removeEldestEntry so this can be used as a drop-in replacement

  /** Creates an empty {@code CompactLinkedHashMap} instance. */
  public static <K extends @Nullable Object, V extends @Nullable Object>
      CompactLinkedHashMap<K, V> create() {

### 7.1 Batch Directory Operations
```java
public class BatchDirectoryOperations {
    private final DirectoryLeaseManager leaseManager;
    
    public List<SmbFile> batchExists(List<String> paths) {
        // Group paths by parent directory
        Map<String, List<String>> pathsByParent = paths.stream()
            .collect(Collectors.groupingBy(this::getParentPath));
        
        List<SmbFile> results = new ArrayList<>();

        val fieldName = cachedHeaders.name(index)
        val value = cachedHeaders.value(index)
        if ("Warning".equals(fieldName, ignoreCase = true) && value.startsWith("1")) {
          // Drop 100-level freshness warnings.
          continue
        }
        if (isContentSpecificHeader(fieldName) ||
          !isEndToEnd(fieldName) ||
          networkHeaders[fieldName] == null
        ) {

    public static final int SID_NAME_USER = 1;
    /** SID name type: domain group. */
    public static final int SID_NAME_DOM_GRP = 2;
    /** SID name type: domain. */
    public static final int SID_NAME_DOMAIN = 3;
    /** SID name type: alias. */
    public static final int SID_NAME_ALIAS = 4;
    /** SID name type: well-known group. */
    public static final int SID_NAME_WKN_GRP = 5;