with(standardError) {
            files.forEach {
                assertContains("API changes in file '${it.name}' should be in alphabetical order (by type and member), yet these changes were not:\n")
            }
            changes?.forEach { assertContains(it.toString()) }
            assertContains(cleanupHint)
        }
    }

## Technical Details

- **Java Version**: 17+
- **Dependencies**: Apache Commons IO (runtime), JUnit 4 (test)
- **Module Name**: `org.codelibs.curl4j`
- **Package**: `org.codelibs.curl.*`

## Code Style

- Uses external Eclipse formatter from CodeLibs
- Apache License 2.0 headers on all source files

 *
 */
public class UserAgentHelper {

    /**
     * Default constructor for UserAgentHelper.
     */
    public UserAgentHelper() {
        // Default constructor
    }

    /** The HTTP header name for User-Agent */
    protected static final String USER_AGENT = "user-agent";

    /** The request attribute key for storing cached user agent type */
    protected static final String USER_AGENT_TYPE = "ViewHelper.UserAgent";

    private static final String LIST_ENDPOINT_SUFFIX = "settings";
    private static final String ITEM_ENDPOINT_SUFFIX = "setting";

    private static final String KEY_PROPERTY = "name";

    @Override
    protected String getNamePrefix() {
        return NAME_PREFIX;
    }

    @Override
    protected String getApiPath() {
        return API_PATH;
    }

    @Override

        } catch (final IOException e) {
            throw new DictionaryException("Failed to parse " + path, e);
        }
    }

    /**
     * Returns the simple name of the dictionary file.
     *
     * @return The file name without the path.
     */
    public String getSimpleName() {
        return new File(path).getName();
    }

    /**

        final String urls = "https://www.codelibs.org/" + "\n" + "http://failure.url";
        final String includedUrls = "https://www.codelibs.org/.*" + "\n" + "http://failure.url.*";
        requestBody.put("name", NAME_PREFIX + "WebConfig");
        requestBody.put("urls", urls);
        requestBody.put("included_urls", includedUrls);
        requestBody.put("user_agent", "Mozilla/5.0");
        requestBody.put("depth", 0);

        assertTrue(values[1].startsWith("time:"));
        assertTrue(values[2].startsWith("done:"));

        // CrawlerStatsHelper uses LinkedHashMap which overwrites values with same key
        // Recording the same action twice will overwrite the first one
        assertTrue(values[3].startsWith("same_action:"));
        assertTrue(values[4].startsWith("different_action:"));
    }

    @Test

    @Override
    public String toStringWithRelation() { // #pending
        return toString();
    }

    @Override
    public String buildDisplayString(String name, boolean column, boolean relation) { // #pending
        return toString();
    }

    // ===================================================================================

| Fields | camelCase | `userPager`, `fessConfig` |

## Log Message Guidelines

- Logger: `LogManager.getLogger(ClassName.class)`
- Format: `key=value` (e.g., `userId={}`, `url={}`)
- Prefix with `[name]` when context identification is needed
- Mask sensitive values (passwords, tokens)

## i18n / Localization

        return facadeSelectList(createCB(cbLambda));
    }

    public PagingResultBean<FailureUrl> selectPage(CBCall<FailureUrlCB> cbLambda) {
        // #pending same?
        return (PagingResultBean<FailureUrl>) facadeSelectList(createCB(cbLambda));
    }

    public void selectCursor(CBCall<FailureUrlCB> cbLambda, EntityRowHandler<FailureUrl> entityLambda) {