public synchronized PagingList<CharMappingItem> selectList(final int offset, final int size) {
        if (mappingItemList == null) {
            reload(null);
        }

        if (offset >= mappingItemList.size() || offset < 0) {
            return new PagingList<>(Collections.<CharMappingItem> emptyList(), offset, size, mappingItemList.size());
        }

        int toIndex = offset + size;

        if (stemmerOverrideItemList == null) {
            reload(null);
        }

        if (offset >= stemmerOverrideItemList.size() || offset < 0) {
            return new PagingList<>(Collections.<StemmerOverrideItem> emptyList(), offset, size, stemmerOverrideItemList.size());
        }

        int toIndex = offset + size;

    /**
     * Performs a scroll search for processing large result sets efficiently.
     *
     * This method uses OpenSearch scroll API to iterate through large numbers of
     * documents without loading them all into memory at once.
     *
     * @param params The search request parameters
     * @param cursor Function to process each document in the result set
     * @param userBean Optional user information for permission checking

    /** The version of the Fess application. */
    protected String version;

    /** The major version number. */
    protected int majorVersion;

    /** The minor version number. */
    protected int minorVersion;

    /** The product version string. */
    protected String productVersion;

    /** The end-of-life timestamp for the application. */

    
2. Import the cloned repository as a [Maven](https://maven.apache.org/) project on [Eclipse](https://www.eclipse.org/eclipseide/) or another IDE.

### Setup for OpenSearch Plugins

Run antrun:run to download plugins into the plugins directory:

    $ mvn antrun:run

### Run Fess

Run or debug org.codelibs.fess.FessBoot on your IDE, and then access http://localhost:8080/

### Build Package