file or class name and description of purpose be included on the
      same "printed page" as the copyright notice for easier
      identification within third-party archives.

   Copyright [yyyy] [name of copyright owner]

   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.

      file or class name and description of purpose be included on the
      same "printed page" as the copyright notice for easier
      identification within third-party archives.

   Copyright [yyyy] [name of copyright owner]

   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.

      file or class name and description of purpose be included on the
      same "printed page" as the copyright notice for easier
      identification within third-party archives.

   Copyright [yyyy] [name of copyright owner]

   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.

        source.put("content_length", 12345);
        source.put("active", true);

        final String json = new JsonIndexExportFormatter().format(source, Collections.emptySet());

        assertTrue(json.contains("\"boost\": 1.5"));
        assertTrue(json.contains("\"content_length\": 12345"));
        assertTrue(json.contains("\"active\": true"));
    }

    @Test

                                                <li
                                                        <c:if test="${p == pager.currentPageNumber}">class="page-item active"</c:if>>
                                                    <la:link
                                                            styleClass="page-link"

					continue
				case <-doneCh:
					return
				}
			}
		}
	}()

	return nil
}

// NumSubscribers returns the number of current subscribers,
// The mask is checked against the active subscribed types,
// and 0 will be returned if nobody is subscribed for the type(s).
func (ps *PubSub[T, M]) NumSubscribers(mask M) int32 {
	types := Mask(atomic.LoadUint64(&ps.types))
	if !types.Overlaps(Mask(mask.Mask())) {

                    String selector = token.trim();
                    boolean active = true;
                    if (!selector.isEmpty()) {
                        if (selector.charAt(0) == '-' || selector.charAt(0) == '!') {
                            active = false;
                            selector = selector.substring(1);
                        } else if (token.charAt(0) == '+') {

	return target.ID().String()
}

// Store returns any underlying store if set.
func (target *NATSTarget) Store() event.TargetStore {
	return target.store
}

// IsActive - Return true if target is up and active
func (target *NATSTarget) IsActive() (bool, error) {
	if err := target.init(); err != nil {
		return false, err
	}
	return target.isActive()
}

func (target *NATSTarget) isActive() (bool, error) {

/// note | Technical Details

This works thanks to Python's [Context Managers](https://docs.python.org/3/library/contextlib.html).

**FastAPI** uses them internally to achieve this.

///

## Dependencies with `yield` and `HTTPException` { #dependencies-with-yield-and-httpexception }

        if (removed != null) {
            log.debug("Mock unregistered witness: {}", registrationId);
            return true;
        }
        return false;
    }

    /**
     * Get the number of active registrations
     *
     * @return the registration count
     */
    public int getRegistrationCount() {
        return registrations.size();
    }

    /**
     * Check if a registration exists