* @since 2.0
 */
// When making changes to this class, please also update the copy at
// com.google.common.base.AbstractIterator
@GwtCompatible
public abstract class AbstractIterator<T extends @Nullable Object> extends UnmodifiableIterator<T> {
  private State state = State.NOT_READY;

  /** Constructor for use by subclasses. */
  protected AbstractIterator() {}

  private enum State {

 * @author Louis Wasserman
 * @since 14.0
 */
@SuppressWarnings("rawtypes") // https://github.com/google/guava/issues/989
@DoNotMock("Use ImmutableRangeMap or TreeRangeMap")
@GwtIncompatible
public interface RangeMap<K extends Comparable, V> {
  /*
   * TODO(cpovirk): These docs sometimes say "map" and sometimes say "range map." Pick one, or at
   * least decide on a policy for when to use which.
   */

  /**

import java.util.regex.Pattern;

import org.codelibs.fess.opensearch.config.bsbhv.BsCrawlingInfoParamBhv;
import org.codelibs.fess.util.ComponentUtil;

/**
 * @author FreeGen
 */
public class CrawlingInfoParamBhv extends BsCrawlingInfoParamBhv {
    private String indexName = null;

    @Override
    protected String asEsIndex() {
        if (indexName == null) {

import java.util.regex.Pattern;

import org.codelibs.fess.opensearch.config.bsbhv.BsElevateWordBhv;
import org.codelibs.fess.util.ComponentUtil;

/**
 * @author FreeGen
 */
public class ElevateWordBhv extends BsElevateWordBhv {
    private String indexName = null;

    @Override
    protected String asEsIndex() {
        if (indexName == null) {

import java.util.regex.Pattern;

import org.codelibs.fess.opensearch.config.bsbhv.BsKeyMatchBhv;
import org.codelibs.fess.util.ComponentUtil;

/**
 * @author FreeGen
 */
public class KeyMatchBhv extends BsKeyMatchBhv {
    private String indexName = null;

    @Override
    protected String asEsIndex() {
        if (indexName == null) {
            final String name = ComponentUtil.getFessConfig().getIndexConfigIndex();

import java.util.regex.Pattern;

import org.codelibs.fess.opensearch.config.bsbhv.BsLabelTypeBhv;
import org.codelibs.fess.util.ComponentUtil;

/**
 * @author FreeGen
 */
public class LabelTypeBhv extends BsLabelTypeBhv {
    private String indexName = null;

    @Override
    protected String asEsIndex() {
        if (indexName == null) {
            final String name = ComponentUtil.getFessConfig().getIndexConfigIndex();

import java.util.regex.Pattern;

import org.codelibs.fess.opensearch.config.bsbhv.BsRelatedQueryBhv;
import org.codelibs.fess.util.ComponentUtil;

/**
 * @author FreeGen
 */
public class RelatedQueryBhv extends BsRelatedQueryBhv {
    private String indexName = null;

    @Override
    protected String asEsIndex() {
        if (indexName == null) {

import java.util.regex.Pattern;

import org.codelibs.fess.opensearch.config.bsbhv.BsRoleTypeBhv;
import org.codelibs.fess.util.ComponentUtil;

/**
 * @author FreeGen
 */
public class RoleTypeBhv extends BsRoleTypeBhv {
    private String indexName = null;

    @Override
    protected String asEsIndex() {
        if (indexName == null) {
            final String name = ComponentUtil.getFessConfig().getIndexConfigIndex();

import java.util.regex.Pattern;

import org.codelibs.fess.opensearch.config.bsbhv.BsWebConfigBhv;
import org.codelibs.fess.util.ComponentUtil;

/**
 * @author FreeGen
 */
public class WebConfigBhv extends BsWebConfigBhv {
    private String indexName = null;

    @Override
    protected String asEsIndex() {
        if (indexName == null) {
            final String name = ComponentUtil.getFessConfig().getIndexConfigIndex();

import com.google.common.annotations.J2ktIncompatible;
import org.jspecify.annotations.NullUnmarked;

/** Simple derived class to verify that we handle generics correctly. */
@GwtCompatible
@NullUnmarked
class Derived extends Base {
  public Derived(String s) {
    super(s);
  }

  @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 0;