*/
    public IndexExportJob format(final String format) {
        this.formatter = createFormatter(format);
        return this;
    }

    /**
     * Creates a formatter for the given format name.
     *
     * @param format the format name
     * @return the formatter instance
     * @throws IllegalArgumentException if the format is null, empty, or not supported
     */

        final IndexExportFormatter formatter = indexExportJob.createFormatter("html");
        assertTrue(formatter instanceof HtmlIndexExportFormatter);
    }

    @Test
    public void test_createFormatter_json() {
        final IndexExportFormatter formatter = indexExportJob.createFormatter("json");
        assertTrue(formatter instanceof JsonIndexExportFormatter);
    }

    @Test

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

import java.util.Collection;
import java.util.Map;
import java.util.Set;

/**
 * Formatter that outputs index documents as JSON files.
 */
public class JsonIndexExportFormatter implements IndexExportFormatter {

    /**
     * Creates a new JsonIndexExportFormatter instance.
     */

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

import java.util.Collection;
import java.util.Map;
import java.util.Set;

/**
 * Formatter that outputs index documents as HTML files.
 */
public class HtmlIndexExportFormatter implements IndexExportFormatter {

    /**
     * Creates a new HtmlIndexExportFormatter instance.
     */

				</configuration>
			</plugin>
			<plugin>
				<groupId>com.mycila</groupId>
				<artifactId>license-maven-plugin</artifactId>
			</plugin>
			<plugin>
				<groupId>net.revelc.code.formatter</groupId>
				<artifactId>formatter-maven-plugin</artifactId>
			</plugin>
			<plugin>
				<groupId>org.codelibs.maven</groupId>
				<artifactId>yuicompressor-maven-plugin</artifactId>
				<version>2.0.0</version>

            }

            final long time = Joda.forPattern(format).parseMillis(value);
            return new Date(time);
        } catch (final Exception e) {
            return null;
        }
    }

    /**
     * Formats a Date object to ISO datetime string format in UTC timezone.
     *
     * @param date the date to format
     * @return formatted date string, or empty string if date is null
     */

    /**
     * Formats a document source map into the target format string.
     *
     * @param source the document source map
     * @param excludeFields the set of field names to exclude from output
     * @return the formatted string
     */
    String format(Map<String, Object> source, Set<String> excludeFields);

    /**
     * Formats an IP address string for use in a URL.
     * IPv6 addresses are wrapped in brackets, IPv4 addresses are returned as-is.
     *
     * @param address the IP address string to format
     * @return the formatted address (IPv6 with brackets, IPv4 unchanged)
     */
    public static String formatForUrl(final String address) {
        if (address == null) {
            return null;
        }
        if (isIPv6Address(address)) {

        String result = buf.toString();
        assertTrue(result.startsWith("\"timestamp\":\""));
        assertTrue(result.endsWith("\""));
        // Verify a timestamp was properly formatted
        assertNotNull(result);
        assertTrue(result.length() > "\"timestamp\":\"\"".length());
    }

    // Test appendException method with simple exception
    @Test

     * @param maxDisplayEvents the maximum number of events to display
     * @param maxMessageLength the maximum length of each log message
     * @return the formatted details string with summary header and truncated entries
     */
    protected String formatDetails(final List<LogNotificationEvent> events, final int maxDetailsLength, final int maxDisplayEvents,