protected void processRequest(final Client client, final Deferred<PopularWordsResponse> deferred) {
        final SearchRequestBuilder builder = client.prepareSearch(index);
        builder.setSize(size);
        builder.setQuery(buildQuery());
        builder.setRescorer(buildRescore(), windowSize);

        builder.execute(new ActionListener<SearchResponse>() {
            @Override

    /**
     * Sets the cluster timeout.
     * @param timeout The cluster timeout.
     * @return This builder instance.
     */
    public SuggestSettingsBuilder clusterTimeout(final String timeout) {
        timeoutSettings.clusterTimeout = timeout;
        return this;
    }

    /**
     * Builds a SuggestSettings instance.
     * @param client The OpenSearch client.
     * @param id The ID.

            data.setWeight(weight);
            return this;
        }

        /**
         * Builds and returns the constructed RequestData object.
         *
         * @return the constructed RequestData object
         */
        public RequestData build() {
            return data;
        }
    }

     * @return This builder instance.
     */
    public SuggesterBuilder settings(final SuggestSettings settings) {
        this.settings = settings;
        settingsBuilder = null;
        return this;
    }

    /**
     * Sets the suggest settings builder.
     * @param settingsBuilder The suggest settings builder.
     * @return This builder instance.
     */

    @Override
    protected void processRequest(final Client client, final Deferred<SuggestResponse> deferred) {
        final SearchRequestBuilder builder = client.prepareSearch(index);

        if (skipDuplicateWords) {
            builder.setSize(size * 2);
        } else {
            builder.setSize(size);
        }

        // set query.
        final QueryBuilder q = buildQuery(query, fields);

                }
            });
        });

        httpClient = closeableHttpClient;
    }

    /**
     * Builds the HTTP client connection manager with SSL and connection pool settings.
     *
     * @param httpClientBuilder The HTTP client builder
     * @return The configured connection manager
     */

                    builder.addSort(sortBuilder);
                }
            }
            if (from != null) {
                builder.setFrom(from);
            }
            if (size != null) {
                builder.setSize(size);
            }
        });
    }

    /**
     * Retrieves a list of documents from the OpenSearch index using a custom search request builder.
     *

        assertEquals("1m", builder.timeoutSettings.searchTimeout);
        assertEquals("1h", builder.timeoutSettings.indexTimeout);
        assertEquals("1d", builder.timeoutSettings.bulkTimeout);
        assertEquals("500", builder.timeoutSettings.indicesTimeout);
        assertEquals("10000ms", builder.timeoutSettings.clusterTimeout);

SuggestSettings settings = SuggestSettings.builder()
    .analyzer(analyzers -> {
        // Configure custom analyzers
        analyzers.addAnalyzer("custom", customAnalyzerSettings);
    })
    .build();

Suggester customSuggester = Suggester.builder()
    .settings(settings)
    .readingConverter(new ReadingConverterChain())
    .normalizer(new ICUNormalizer())
    .build(client, "custom-suggest");
```

- **Filters**: URL filtering with regex patterns
- **Rules**: Content processing rules and validation

## Building and Testing

### Build Commands

```bash
# Build all modules
mvn clean install

# Build without tests
mvn clean install -DskipTests

# Build specific module
mvn clean install -pl fess-crawler

# Generate test coverage report
mvn jacoco:report
```

### Code Quality