postcard.addReplyTo(fessConfig.getMailReturnPath());
                    if (toAddresses.length > 0) {
                        stream(toAddresses).of(stream -> stream.map(String::trim).forEach(address -> {
                            postcard.addTo(address);
                        }));
                    } else {
                        postcard.addTo(fessConfig.getMailFromAddress());

        }

        Element relativePathElement = parentElement.child(RELATIVE_PATH).orElse(null);
        String currentRelativePath =
                relativePathElement != null ? relativePathElement.textContent().trim() : DEFAULT_PARENT_RELATIVE_PATH;

        // Try to find the correct parent POM
        String parentGroupId = parentElement.childText(MavenPomElements.Elements.GROUP_ID);

            final String xForwardedFor = request.getHeader("X-Forwarded-For");
            if (StringUtil.isNotBlank(xForwardedFor)) {
                final String clientIp = xForwardedFor.split(",")[0].trim();
                if (logger.isDebugEnabled()) {
                    logger.debug("Client IP from X-Forwarded-For: clientIp={}, remoteAddr={}", clientIp, remoteAddr);
                }
                return clientIp;

                .collect(Collectors.joining("\n")));
        body.virtualHosts = stream(entity.getVirtualHosts())
                .get(stream -> stream.filter(StringUtil::isNotBlank).distinct().map(String::trim).collect(Collectors.joining("\n")));
        return body;
    }

        }
        return Arrays.stream(ruleString.split(","))
                .map(s -> s.split(":"))
                .filter(v -> v.length == 2)
                .map(v -> new Pair<String, String>(v[0].trim(), v[1].trim()));
    }

    /**
     * Converts and processes child URLs using path mapping and URL conversion rules.
     *
     * @param urlList the list of request data containing URLs to convert

                final StringTokenizer tokenizer = new StringTokenizer(path, "|");
                while (tokenizer.hasMoreTokens()) {
                    final String provider = tokenizer.nextToken().trim();
                    if (provider.equals("jcifs.smb1")) {
                        continue;
                    }
                    final String className = provider + "." + protocol + ".Handler";

            // artifactId should still be removed since parent POM is in pomMap
            assertNull(parentElement.child("artifactId").orElse(null));
        }

        @Test
        @DisplayName("should not trim parent elements when parent is external")
        void shouldNotTrimParentElementsWhenParentIsExternal() throws Exception {
            String childPomXml = """
                <?xml version="1.0" encoding="UTF-8"?>

        if (contentLength == -1L && lowercaseHeader.startsWith("content-length:")) {
          contentLength = header.substring(15).trim().toLong()
        }
        if (lowercaseHeader.startsWith("transfer-encoding:") &&
          lowercaseHeader.substring(18).trim() == "chunked"
        ) {
          chunked = true
        }
      }

      val peek = dispatcher.peek()

          }
        }
      }

      ImportResults(sortedRules, sortedExceptionRules, totalRuleBytes, totalExceptionRuleBytes)
    }

  private fun String.toRule(): ByteString? {
    if (trim { it <= ' ' }.isEmpty() || startsWith("//")) return null
    if (contains(WILDCARD_CHAR)) {
      assertWildcardRule(this)
    }
    return encodeUtf8()
  }

  data class ImportResults(

   * value slightly too high than slightly too low. If the value is not exact, the {@link
   * ImmutableLongArray} that is built will very likely occupy more memory than strictly necessary;
   * to trim memory usage, build using {@code builder.build().trimmed()}.
   */
  public static Builder builder(int initialCapacity) {
    checkArgument(initialCapacity >= 0, "Invalid initialCapacity: %s", initialCapacity);