@Override
            public String get(final String propertyKey) {
                final String plainValue = getFromCache(propertyKey);
                final String filteredValue = propertyFilter.filter(propertyKey, plainValue);
                verifyPropertyValue(propertyKey, filteredValue); // null checked
                return filterPropertyAsDefault(filteredValue); // not null here
            }

     * This method does interpret tool arguments.
     *
     * @param parserRequest the request containing all necessary information for parsing
     * @return the parsed invoker request. Caller must start by checking {@link InvokerRequest#parsingFailed()} as
     * if there are parser errors, this request may not be fully processed and should immediately be failed.
     */
    @Nonnull

import org.apache.maven.artifact.resolver.MultipleArtifactsNotFoundException;
import org.apache.maven.artifact.resolver.filter.AndArtifactFilter;
import org.apache.maven.artifact.resolver.filter.ArtifactFilter;
import org.apache.maven.artifact.resolver.filter.ExclusionArtifactFilter;
import org.apache.maven.artifact.versioning.ArtifactVersion;
import org.apache.maven.artifact.versioning.DefaultArtifactVersion;

        for (MavenProject project : whiteList) {
            this.whiteList.put(project, null);
        }
        this.sortedProjects = projectDependencyGraph.getSortedProjects().stream()
                .filter(this.whiteList::containsKey)
                .toList();
    }

    /**
     * @since 3.5.0
     */
    @Override
    public List<MavenProject> getAllProjects() {

        final DefaultDependencyResolutionResult result = new DefaultDependencyResolutionResult();

        final MavenProject project = request.getMavenProject();
        final DependencyFilter filter = request.getResolutionFilter();
        RepositorySystemSession session = request.getRepositorySession();
        ArtifactTypeRegistry stereotypes = session.getArtifactTypeRegistry();

        if (logger.isDebugEnabled()

   * or its views, only mappings whose keys satisfy the filter will be removed from the underlying
   * map.
   *
   * <p>The returned map isn't threadsafe or serializable, even if {@code unfiltered} is.
   *
   * <p>Many of the filtered map's methods, such as {@code size()}, iterate across every key/value
   * mapping in the underlying map and determine which satisfy the filter. When a live view is

   * or its views, only mappings whose keys satisfy the filter will be removed from the underlying
   * map.
   *
   * <p>The returned map isn't threadsafe or serializable, even if {@code unfiltered} is.
   *
   * <p>Many of the filtered map's methods, such as {@code size()}, iterate across every key/value
   * mapping in the underlying map and determine which satisfy the filter. When a live view is

                .map(s -> s.substring(1))
                .toArray(n -> new String[n]));
    }

    @Override
    public String[] getGroupNames() {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        return stream(getPermissions()).get(stream -> stream.filter(s -> s.startsWith(fessConfig.getRoleSearchGroupPrefix()))

        } else {
            cmdList.add("-Dfess.log.level=" + logLevel);
        }
        stream(fessConfig.getJvmSuggestOptionsAsArray())
                .of(stream -> stream.filter(StringUtil::isNotBlank).forEach(value -> cmdList.add(value)));

        File ownTmpDir = null;
        final String tmpDir = System.getProperty("java.io.tmpdir");

                .filter(StringUtil::isNotBlank)
                .distinct()
                .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;
    }