if (field.getType().equals(HtmlNext.class)) {
                    String fieldName = field.getName();
                    assertTrue("Field name should start with 'path_': " + fieldName, fieldName.startsWith("path_"));

                    HtmlNext htmlNext = (HtmlNext) field.get(null);
                    String path = htmlNext.getRoutingPath();

public class StandardSystemPropertyTest extends TestCase {

  public void testGetKeyMatchesString() {
    for (StandardSystemProperty property : StandardSystemProperty.values()) {
      String fieldName = property.name();
      String expected = Ascii.toLowerCase(fieldName).replaceAll("_", ".");
      assertThat(property.key()).isEqualTo(expected);
    }
  }

  public void testGetValue() {

            log.warn("{} exceeds maximum length: {} > {}", fieldName, str.length(), maxLength);
            throw new SmbException(fieldName + " exceeds maximum length: " + str.length());
        }

        // Check for null bytes
        if (str.indexOf('\0') != -1) {
            failedValidations.incrementAndGet();
            log.warn("{} contains null bytes", fieldName);

    // Helper methods

    private Object getFieldValue(Object obj, String fieldName) {
        try {
            Field field = getField(obj.getClass(), fieldName);
            field.setAccessible(true);
            return field.get(obj);
        } catch (Exception e) {
            throw new RuntimeException("Failed to get field value: " + fieldName, e);
        }
    }

        docMap.put(fieldName, urlLink);
        assertEquals(sitePath, viewHelper.getSitePath(docMap));

        urlLink = "http://www.qwerty.jp";
        sitePath = "www.qwerty.jp";
        docMap.put(fieldName, urlLink);
        assertEquals(sitePath, viewHelper.getSitePath(docMap));

        urlLink = "://www.qwerty.jp";
        sitePath = "www.qwerty.jp";
        docMap.put(fieldName, urlLink);

         *
         * @param source    the source value
         * @param fieldName a description of the field being interpolated. The implementation may use this to
         *                  log stuff
         * @return the interpolated value
         */
        String transform(String source, String fieldName);
    }

    // Helper methods

    private Object getFieldValue(Object obj, String fieldName) {
        try {
            Field field = getField(obj.getClass(), fieldName);
            field.setAccessible(true);
            return field.get(obj);
        } catch (Exception e) {
            throw new RuntimeException("Failed to get field value: " + fieldName, e);
        }
    }

            final String[] newValues) {
        final Object existingObj = existingSource.get(fieldName);
        if (existingObj instanceof List) {
            @SuppressWarnings("unchecked")
            final List<String> existingValues = (List<String>) existingObj;
            concatValues(existingValues, newValues);
            map.put(fieldName, existingValues);
        } else {

     *
     * @param fieldName the name of the field to get configuration for
     * @return an OptionalThing containing the Config if the field exists and has a non-blank value,
     *         otherwise an empty OptionalThing
     */
    public OptionalThing<Config> getConfig(final String fieldName) {
        final String value = params.get(fieldName);
        if (StringUtil.isNotBlank(value)) {

     * Returns whether the {@link FieldDesc} exists.
     *
     * @param fieldName
     *            The field name. Must not be {@literal null} or empty string
     * @return Whether the {@link FieldDesc} exists
     */
    boolean hasFieldDesc(String fieldName);

    /**
     * Returns the {@link FieldDesc}.
     *
     * @param fieldName
     *            The field name. Must not be {@literal null} or empty string