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How to use SessionSlot class of org.openqa.selenium.grid.node.local package

Best Selenium code snippet using org.openqa.selenium.grid.node.local.SessionSlot

Source:LocalNode.java

...62  public static final Json JSON = new Json();63  private final URI externalUri;64  private final HealthCheck healthCheck;65  private final int maxSessionCount;66  private final List<SessionSlot> factories;67  private final Cache<SessionId, SessionSlot> currentSessions;68  private final Regularly regularly;69  private LocalNode(70    Tracer tracer,71    EventBus bus,72    URI uri,73    HealthCheck healthCheck,74    int maxSessionCount,75    Ticker ticker,76    Duration sessionTimeout,77    List<SessionSlot> factories) {78    super(tracer, UUID.randomUUID(), uri);79    Preconditions.checkArgument(80      maxSessionCount > 0,81      "Only a positive number of sessions can be run: " + maxSessionCount);82    this.externalUri = Objects.requireNonNull(uri);83    this.healthCheck = Objects.requireNonNull(healthCheck);84    this.maxSessionCount = Math.min(maxSessionCount, factories.size());85    this.factories = ImmutableList.copyOf(factories);86    this.currentSessions = CacheBuilder.newBuilder()87      .expireAfterAccess(sessionTimeout)88      .ticker(ticker)89      .removalListener((RemovalListener<SessionId, SessionSlot>) notification -> {90        // If we were invoked explicitly, then return: we know what we're doing.91        if (!notification.wasEvicted()) {92          return;93        }94        killSession(notification.getValue());95      })96      .build();97    this.regularly = new Regularly("Local Node: " + externalUri);98    regularly.submit(currentSessions::cleanUp, Duration.ofSeconds(30), Duration.ofSeconds(30));99    bus.addListener(SESSION_CLOSED, event -> {100      try {101        this.stop(event.getData(SessionId.class));102      } catch (NoSuchSessionException ignore) {103      }104    });105  }106  @VisibleForTesting107  public int getCurrentSessionCount() {108    // It seems wildly unlikely we'll overflow an int109    return Math.toIntExact(currentSessions.size());110  }111  @Override112  public boolean isSupporting(Capabilities capabilities) {113    return factories.parallelStream().anyMatch(factory -> factory.test(capabilities));114  }115  @Override116  public Optional<CreateSessionResponse> newSession(CreateSessionRequest sessionRequest) {117    Objects.requireNonNull(sessionRequest, "Session request has not been set.");118    if (getCurrentSessionCount() >= maxSessionCount) {119      return Optional.empty();120    }121    Optional<ActiveSession> possibleSession = Optional.empty();122    SessionSlot slot = null;123    for (SessionSlot factory : factories) {124      if (!factory.isAvailable() || !factory.test(sessionRequest.getCapabilities())) {125        continue;126      }127      possibleSession = factory.apply(sessionRequest);128      if (possibleSession.isPresent()) {129        slot = factory;130        break;131      }132    }133    if (!possibleSession.isPresent()) {134      return Optional.empty();135    }136    ActiveSession session = possibleSession.get();137    currentSessions.put(session.getId(), slot);138    // The session we return has to look like it came from the node, since we might be dealing139    // with a webdriver implementation that only accepts connections from localhost140    Session externalSession = createExternalSession(session, externalUri);141    return Optional.of(new CreateSessionResponse(142      externalSession,143      getEncoder(session.getDownstreamDialect()).apply(externalSession)));144  }145  @Override146  protected boolean isSessionOwner(SessionId id) {147    Objects.requireNonNull(id, "Session ID has not been set");148    return currentSessions.getIfPresent(id) != null;149  }150  @Override151  public Session getSession(SessionId id) throws NoSuchSessionException {152    Objects.requireNonNull(id, "Session ID has not been set");153    SessionSlot slot = currentSessions.getIfPresent(id);154    if (slot == null) {155      throw new NoSuchSessionException("Cannot find session with id: " + id);156    }157    return createExternalSession(slot.getSession(), externalUri);158  }159  @Override160  public HttpResponse executeWebDriverCommand(HttpRequest req) {161    // True enough to be good enough162    SessionId id = getSessionId(req.getUri()).map(SessionId::new)163      .orElseThrow(() -> new NoSuchSessionException("Cannot find session: " + req));164    SessionSlot slot = currentSessions.getIfPresent(id);165    if (slot == null) {166      throw new NoSuchSessionException("Cannot find session with id: " + id);167    }168    HttpResponse toReturn = slot.execute(req);169    if (req.getMethod() == DELETE && req.getUri().equals("/session/" + id)) {170      stop(id);171    }172    return toReturn;173  }174  @Override175  public void stop(SessionId id) throws NoSuchSessionException {176    Objects.requireNonNull(id, "Session ID has not been set");177    SessionSlot slot = currentSessions.getIfPresent(id);178    if (slot == null) {179      throw new NoSuchSessionException("Cannot find session with id: " + id);180    }181    killSession(slot);182  }183  private Session createExternalSession(ActiveSession other, URI externalUri) {184    return new Session(other.getId(), externalUri, other.getCapabilities());185  }186  private void killSession(SessionSlot slot) {187    currentSessions.invalidate(slot.getSession().getId());188    // Attempt to stop the session189    if (!slot.isAvailable()) {190      slot.stop();191    }192  }193  @Override194  public NodeStatus getStatus() {195    Map<Capabilities, Integer> stereotypes = factories.stream()196      .collect(groupingBy(SessionSlot::getStereotype, summingInt(caps -> 1)));197    ImmutableSet<NodeStatus.Active> activeSessions = currentSessions.asMap().values().stream()198      .map(slot -> new NodeStatus.Active(199        slot.getStereotype(),200        slot.getSession().getId(),201        slot.getSession().getCapabilities()))202      .collect(toImmutableSet());203    return new NodeStatus(204      getId(),205      externalUri,206      maxSessionCount,207      stereotypes,208      activeSessions);209  }210  @Override211  public HealthCheck getHealthCheck() {212    return healthCheck;213  }214  private Map<String, Object> toJson() {215    return ImmutableMap.of(216      "id", getId(),217      "uri", externalUri,218      "maxSessions", maxSessionCount,219      "capabilities", factories.stream()220        .map(SessionSlot::getStereotype)221        .collect(Collectors.toSet()));222  }223  public static Builder builder(224    Tracer tracer,225    EventBus bus,226    HttpClient.Factory httpClientFactory,227    URI uri) {228    return new Builder(tracer, bus, httpClientFactory, uri);229  }230  public static class Builder {231    private final Tracer tracer;232    private final EventBus bus;233    private final HttpClient.Factory httpClientFactory;234    private final URI uri;235    private final ImmutableList.Builder<SessionSlot> factories;236    private int maxCount = Runtime.getRuntime().availableProcessors() * 5;237    private Ticker ticker = Ticker.systemTicker();238    private Duration sessionTimeout = Duration.ofMinutes(5);239    private HealthCheck healthCheck;240    public Builder(241      Tracer tracer,242      EventBus bus,243      HttpClient.Factory httpClientFactory,244      URI uri) {245      this.tracer = Objects.requireNonNull(tracer);246      this.bus = Objects.requireNonNull(bus);247      this.httpClientFactory = Objects.requireNonNull(httpClientFactory);248      this.uri = Objects.requireNonNull(uri);249      this.factories = ImmutableList.builder();250    }251    public Builder add(Capabilities stereotype, SessionFactory factory) {252      Objects.requireNonNull(stereotype, "Capabilities must be set.");253      Objects.requireNonNull(factory, "Session factory must be set.");254      factories.add(new SessionSlot(bus, stereotype, factory));255      return this;256    }257    public Builder maximumConcurrentSessions(int maxCount) {258      Preconditions.checkArgument(259        maxCount > 0,260        "Only a positive number of sessions can be run: " + maxCount);261      this.maxCount = maxCount;262      return this;263    }264    public Builder sessionTimeout(Duration timeout) {265      sessionTimeout = timeout;266      return this;267    }268    public LocalNode build() {...

Source:SessionSlot.java

...33import java.util.function.Function;34import java.util.function.Predicate;35import java.util.logging.Level;36import java.util.logging.Logger;37public class SessionSlot implements38    CommandHandler,39    Function<CreateSessionRequest, Optional<ActiveSession>>,40    Predicate<Capabilities>  {41  public static final Logger LOG = Logger.getLogger(SessionSlot.class.getName());42  private final EventBus bus;43  private final Capabilities stereotype;44  private final SessionFactory factory;45  private ActiveSession currentSession;46  public SessionSlot(EventBus bus, Capabilities stereotype, SessionFactory factory) {47    this.bus = Objects.requireNonNull(bus);48    this.stereotype = ImmutableCapabilities.copyOf(Objects.requireNonNull(stereotype));49    this.factory = Objects.requireNonNull(factory);50  }51  public Capabilities getStereotype() {52    return stereotype;53  }54  public boolean isAvailable() {55    return currentSession == null;56  }57  public ActiveSession getSession() {58    if (isAvailable()) {59      throw new NoSuchSessionException("Session is not running");60    }...

SessionSlot

Using AI Code Generation

1SessionSlot slot = new SessionSlot();2slot.setSessionId("session-id");3slot.setSessionInfo("session-info");4slot.setSessionUri("session-uri");5slot.setSessionStart(Instant.now());6slot.setSessionEnd(Instant.now());7slot.setInactivityTimeout(Duration.ofSeconds(10));8boolean hasCapacity()9boolean hasCapacity(Capabilities capabilities)10boolean hasCapacity(Capabilities capabilities, Set11boolean hasCapacity(Capabilities capabilities)12boolean hasCapacity(Capabilities capabilities, Set13void doGet(HttpServletRequest request, HttpServletResponse response)

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