import org.codelibs.fess.util.ComponentUtil;
import org.opensearch.common.lucene.search.function.CombineFunction;
import org.opensearch.index.query.BoolQueryBuilder;
import org.opensearch.index.query.QueryBuilders;
import org.opensearch.index.query.functionscore.FunctionScoreQueryBuilder;
import org.opensearch.index.query.functionscore.ScoreFunctionBuilders;
import org.opensearch.search.sort.SortBuilders;

import jakarta.annotation.PostConstruct;

     * Returns the entry at the specified position.
     *
     * @param index the index
     * @return the entry
     */
    public Entry getEntry(final int index) {
        assertIndex(0 <= index && index < size, "Index: " + index + ", Size: " + size);
        Entry e = header;
        if (index < size / 2) {
            for (int i = 0; i <= index; i++) {
                e = e.next;
            }
        } else {

     *
     * @param index
     *            the index of the parameter
     * @return the key type if the parameter type at the specified index is a parameterized {@link Map}, otherwise {@literal null}
     */
    Class<?> getKeyClassOfMap(int index);

    /**
     * Returns the value type if the method's parameter type at the specified index is a parameterized {@link Map}.
     *

    /** The element. */
    private final T element;

    /** The index of the element. */
    private final int index;

    /**
     * Constructor.
     *
     * @param element the element
     * @param index the index of the element
     */
    public Indexed(final T element, final int index) {
        this.element = element;
        this.index = index;
    }

    /**
     * Returns the element.
     *

    @Override
    public Class<?> getElementClassOfCollection(final int index) {
        assertArgumentArrayIndex("index", index, parameterTypes.length);

        if (!Collection.class.isAssignableFrom(parameterTypes[index]) || !isParameterized(index)) {
            return null;
        }
        final ParameterizedClassDesc pcd = parameterizedClassDescs[index].getArguments()[0];
        if (pcd == null) {
            return null;

    }

    @Override
    public int indexOf(@Nullable Object object) {
      int index = forwardList.lastIndexOf(object);
      return (index >= 0) ? reverseIndex(index) : -1;
    }

    @Override
    public int lastIndexOf(@Nullable Object object) {
      int index = forwardList.indexOf(object);
      return (index >= 0) ? reverseIndex(index) : -1;
    }

    @Override

    /**
     * Writes the given suggest items to the specified index.
     *
     * @param client   the client used to interact with the search engine
     * @param settings the settings for the suggest feature
     * @param index    the name of the index where the suggest items will be written
     * @param items    an array of suggest items to be written to the index

    }

    /**
     * Gets the name of the data index for the crawler.
     *
     * @return the data index name
     */
    @Override
    public String getDataIndex() {
        return ComponentUtil.getFessConfig().getIndexDocumentCrawlerIndex() + ".data";
    }

    /**
     * Gets the name of the filter index for the crawler.
     *
     * @return the filter index name
     */
    @Override

        final String index1 = "test-multi-index-001";
        final String index2 = "test-multi-index-002";
        final String aliasName = "test-multi-alias";

        // Create first index with alias
        client.admin().indices().prepareCreate(index1).addAlias(new Alias(aliasName)).execute().actionGet();

        // Create second index and add to same alias

    }

    /**
     * Gets the OpenSearch index name.
     *
     * @return The index name.
     */
    public String getIndex() {
        return index;
    }

    /**
     * Sets the OpenSearch index name.
     *
     * @param index The index name.
     */
    public void setIndex(final String index) {
        this.index = index;
    }

    /**