private MetadataGraphEdge cleanEdges(
            MetadataGraphVertex v, List<MetadataGraphEdge> edges, ArtifactScopeEnum scope) {
        if (edges == null || edges.isEmpty()) {
            return null;
        }

        if (edges.size() == 1) {
            MetadataGraphEdge e = edges.get(0);
            if (scope.encloses(e.getScope())) {
                return e;
            }

            return null;
        }

     * @param authScope The authentication scope.
     * @param credentials The credentials.
     */
    public AuthenticationImpl(final AuthScope authScope, final Credentials credentials) {
        this(authScope, credentials, null);
    }

    /**
     * Initializes the AuthenticationImpl with the provided AuthScope, Credentials, and AuthScheme.
     * @param authScope The authentication scope.
     * @param credentials The credentials.

     *
     * @param key the lease key
     * @param leaseState requested lease state
     * @param scope cache scope for directory entries
     */
    public DirectoryLeaseContext(Smb2LeaseKey key, int leaseState, DirectoryCacheScope scope) {
        this.leaseKey = key;
        this.leaseState = leaseState;
        this.cacheScope = scope;
        this.maxCacheAge = 30000; // 30 seconds default
        this.notificationEnabled = true;

    String ROLE = ClasspathTransformation.class.getName();

    /**
     * Transform Graph into a Collection of metadata objects that
     * could serve as a classpath for a particular scope
     *
     * @param dirtyGraph - dependency graph
     * @param scope - which classpath to extract
     * @param resolve - whether to resolve artifacts.
     * @return Collection of metadata objects in the linked subgraph of the graph which

  <dependencies>
    <dependency>
      <groupId>org.junit.jupiter</groupId>
      <artifactId>junit-jupiter-api</artifactId>
      <scope>test</scope>
    </dependency>
    <dependency>
      <groupId>org.junit.jupiter</groupId>
      <artifactId>junit-jupiter-params</artifactId>
      <scope>test</scope>
    </dependency>
  </dependencies>

  <build>
    <plugins>
      <plugin>

        int leaseState = DirectoryLeaseState.DIRECTORY_READ_HANDLE;
        DirectoryCacheScope scope = DirectoryCacheScope.IMMEDIATE_CHILDREN;

        DirectoryLeaseContext context = new DirectoryLeaseContext(key, leaseState, scope);

        assertEquals(key, context.getLeaseKey());
        assertEquals(leaseState, context.getLeaseState());
        assertEquals(scope, context.getCacheScope());
        assertEquals(30000L, context.getMaxCacheAge());

/**
 * JSON utilities.
 *
 * @author shinsuke
 *
 */
public class JsonUtil {

    /**
     * Defualt constructor.
     */
    protected JsonUtil() {
    }

    /**
     * Escapes a value as Json string.
     *
     * @param value input
     * @return escaped string.
     */
    public static String escape(final String value) {
        if (value == null) {
            return null;
        }

    </dependency>

    <dependency>
      <groupId>org.junit.jupiter</groupId>
      <artifactId>junit-jupiter-api</artifactId>
      <scope>test</scope>
    </dependency>
    <dependency>
      <groupId>org.mockito</groupId>
      <artifactId>mockito-core</artifactId>
      <scope>test</scope>
    </dependency>
  </dependencies>

    * Вы также можете добавить зависимости безопасности с областями видимости (`scopes`) [`Security` dependencies with `scopes`](../advanced/security/oauth2-scopes.md){.internal-link target=_blank}.

/// tip | Подсказка

	return pkg, nil
}

// pushScope enters a new scope (walking a package, type, node, etc)
// and returns a function that will leave the scope (with sanity checking
// for mismatched pushes & pops)
func (w *Walker) pushScope(name string) (popFunc func()) {
	w.scope = append(w.scope, name)
	return func() {
		if len(w.scope) == 0 {
			log.Fatalf("attempt to leave scope %q with empty scope list", name)
		}