try {
            return accessTokenService.getPermissions(request)
                    .map(permissions -> fessConfig.isApiAdminAccessAllowed(permissions))
                    .orElse(false);
        } catch (final InvalidAccessTokenException e) {
            if (logger.isDebugEnabled()) {
                logger.debug("Invalid access token.", e);
            }
            return false;
        }
    }

            return 4;
        }

        try {
            securityDescriptor = new SecurityDescriptor();
            bufferIndex += securityDescriptor.decode(buffer, bufferIndex, len);
        } catch (final IOException ioe) {
            throw new RuntimeException(ioe.getMessage());
        }

        return bufferIndex - start;
    }

    @Override
    public String toString() {

            - iter_json
            - send_text
            - send_bytes
            - send_json
            - close

When a client disconnects, a `WebSocketDisconnect` exception is raised, you can catch it.

You can import it directly form `fastapi`:

```python
from fastapi import WebSocketDisconnect
```

::: fastapi.WebSocketDisconnect

## WebSockets - additional classes

	<script type="text/javascript" src="${fe:url('/js/suggestor.js')}"></script>
	<script type="text/javascript" src="${fe:url('/js/search.js')}"></script>
</body>
${fe:html(false)}

    try {
      withEnv(["JAVA_HOME=${tool "$jdk"}",
               "PATH+MAVEN=${tool "$jdk"}/bin:${tool "maven_3_latest"}/bin",
               "MAVEN_OPTS=-Xms4G -Xmx4G -Djava.awt.headless=true"]) {
        sh "mvn --errors --batch-mode --show-version org.apache.maven.plugins:maven-wrapper-plugin:3.3.2:wrapper -Dmaven=3.9.10"
        sh "echo run Its"
        sh "./mvnw -e -B -V install $extraArgs"
      }
    }
    finally {

                        throw new SmbUnsupportedOperationException("Server does not support NTLM authentication");
                    }
                }
            }
        } catch (SmbException e) {
            throw e;
        } catch (IOException e1) {
            log.debug("Ignoring invalid initial token", e1);
        }

    }

    /**
     * The CRUD operation mode (create, update, etc.).
     */
    @ValidateTypeFailure
    public Integer crudMode;

    /**
     * The regular expression pattern to match request paths.
     */
    @Required
    @Size(max = 1000)
    public String regex;

    /**
     * The replacement pattern for matched paths.
     */
    @Size(max = 1000)
    public String replacement;

        try {
            searchEngineClient.deleteByQuery(fessConfig.getIndexDocumentUpdateIndex(), queryBuilder);

        } catch (final Exception e) {
            logger.error("Could not delete expired documents: {}", queryBuilder, e);
            resultBuf.append(e.getMessage()).append("\n");
        }

        return resultBuf.toString();
    }

        if (StringUtil.isNotBlank(name)) {
            try {
                return requestManager.getParameter(name).filter(StringUtil::isNotBlank).map(LocaleUtils::toLocale);
            } catch (final Exception e) {
                logger.debug("Failed to parse a value of {}.", name, e);
            }
        }
        return OptionalObject.empty();
    }

    @Override

        return index < items.length;
    }

    @Override
    public T next() {
        try {
            final T o = items[index];
            index++;
            return o;
        } catch (final IndexOutOfBoundsException e) {
            throw new NoSuchElementException("index=" + index);
        }
    }

    @Override
    public void remove() {