*
     * @param chunk the text chunk from the LLM response
     * @param done true if this is the final chunk
     */
    void onChunk(String chunk, boolean done);

    /**
     * Called when an error occurs during streaming.
     *
     * @param error the error that occurred
     */
    default void onError(final Throwable error) {
        // Default implementation does nothing
    }

    /**
     * Performs a chat completion request.
     *
     * @param request the chat request containing messages and parameters
     * @return the chat response from the LLM
     * @throws LlmException if an error occurs during the request
     */
    LlmChatResponse chat(LlmChatRequest request);

    /**
     * Performs a streaming chat completion request.
     * The callback is invoked for each chunk of the response.
     *

     * @return the serialized object as a byte array
     * @throws IllegalArgumentException if an unsupported serializer type is configured
     * @throws IORuntimeException if an I/O error occurs during serialization
     */
    public byte[] fromObjectToBinary(final Object obj) {
        final String serializer = getSerializerType();
        return switch (serializer) {

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.exception;

/**
 * This exception is thrown when a script engine error occurs.
 */
public class ScriptEngineException extends FessSystemException {

    private static final long serialVersionUID = 1L;

    /**
     * Constructor.
     * @param message The exception message.
     */

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.exception;

import org.apache.lucene.queryparser.classic.ParseException;

/**
 * Exception thrown when a query parsing error occurs.
 * This exception wraps Lucene's ParseException to provide consistent error handling
 * within the Fess search framework.
 *
 */
public class QueryParseException extends FessSystemException {

        stemmerOverrideFile.stemmerOverrideItemList = itemList;
    }

    @Test
    public void test_selectList() {
        final PagingList<StemmerOverrideItem> itemList1 = stemmerOverrideFile.selectList(0, 20); // error occurs
        assertEquals(3, itemList1.size());
        assertEquals(3, itemList1.getAllRecordCount());
        assertEquals(1, itemList1.getCurrentPageNumber());
        assertEquals(20, itemList1.getPageSize());

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.exception;

import org.codelibs.fess.crawler.exception.CrawlingAccessException;

/**
 * Exception thrown when an error occurs during data store crawling operations.
 * This exception provides information about the URL where the error occurred
 * and whether the crawling process should be aborted.
 */

     * This method extends the standard processing to include plugin JAR files that contain
     * the "Fess-WebAppJar" manifest attribute.
     *
     * @throws LifecycleException if an error occurs during processing
     */
    @Override
    protected void processWebInfLib() throws LifecycleException {
        super.processWebInfLib();

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.exception;

/**
 * This exception is thrown when a storage-related error occurs.
 * It can be used to wrap underlying storage exceptions, providing a
 * consistent error handling mechanism for storage operations.
 */
public class StorageException extends FessSystemException {

    }

    /**
     * Creates a Lucene Query from this query builder.
     *
     * @param context the query shard context
     * @return the Lucene Query
     * @throws IOException if an I/O error occurs
     */
    @Override
    public Query toQuery(final QueryShardContext context) throws IOException {
        return queryBuilder.toQuery(context);
    }

    /**