Examples with Token org.eclipse.californium.core.coap.Token used on opensource projects

Example 1 with Token

use of org.eclipse.californium.core.coap.Token in project leshan by eclipse.

the class InMemoryRegistrationStore method getObservation.

@Override
public Observation getObservation(String registrationId, byte[] observationId) {
    try {
        lock.readLock().lock();
        Observation observation = build(unsafeGetObservation(new Token(observationId)));
        if (observation != null && registrationId.equals(observation.getRegistrationId())) {
            return observation;
        }
        return null;
    } finally {
        lock.readLock().unlock();
    }
}

Example 2 with Token

use of org.eclipse.californium.core.coap.Token in project leshan by eclipse.

the class InMemoryRegistrationStore method unsafeGetObservations.

private Collection<Observation> unsafeGetObservations(String registrationId) {
    Collection<Observation> result = new ArrayList<>();
    Set<Token> tokens = tokensByRegId.get(registrationId);
    if (tokens != null) {
        for (Token token : tokens) {
            Observation obs = build(unsafeGetObservation(token));
            if (obs != null) {
                result.add(obs);
            }
        }
    }
    return result;
}

Example 3 with Token

use of org.eclipse.californium.core.coap.Token in project leshan by eclipse.

the class RedisRegistrationStore method removeObservation.

@Override
public Observation removeObservation(String registrationId, byte[] observationId) {
    try (Jedis j = pool.getResource()) {
        // fetch the client ep by registration ID index
        byte[] ep = j.get(toRegIdKey(registrationId));
        if (ep == null) {
            return null;
        }
        // remove observation
        byte[] lockValue = null;
        byte[] lockKey = toLockKey(ep);
        try {
            lockValue = RedisLock.acquire(j, lockKey);
            Observation observation = build(get(new Token(observationId)));
            if (observation != null && registrationId.equals(observation.getRegistrationId())) {
                unsafeRemoveObservation(j, registrationId, observationId);
                return observation;
            }
            return null;
        } finally {
            RedisLock.release(j, lockKey, lockValue);
        }
    }
}

Example 4 with Token

use of org.eclipse.californium.core.coap.Token in project leshan by eclipse.

the class InMemoryRegistrationStore method removeObservation.

@Override
public Observation removeObservation(String registrationId, byte[] observationId) {
    try {
        lock.writeLock().lock();
        Token token = new Token(observationId);
        Observation observation = build(unsafeGetObservation(token));
        if (observation != null && registrationId.equals(observation.getRegistrationId())) {
            unsafeRemoveObservation(token);
            return observation;
        }
        return null;
    } finally {
        lock.writeLock().unlock();
    }
}

Example 5 with Token

use of org.eclipse.californium.core.coap.Token in project leshan by eclipse.

the class InMemoryRegistrationStore method addObservation.

/* *************** Leshan Observation API **************** */
/*
     * The observation is not persisted here, it is done by the Californium layer (in the implementation of the
     * org.eclipse.californium.core.observe.ObservationStore#add method)
     */
@Override
public Collection<Observation> addObservation(String registrationId, Observation observation) {
    List<Observation> removed = new ArrayList<>();
    try {
        lock.writeLock().lock();
        // cancel existing observations for the same path and registration id.
        for (Observation obs : unsafeGetObservations(registrationId)) {
            if (observation.getPath().equals(obs.getPath()) && !Arrays.equals(observation.getId(), obs.getId())) {
                unsafeRemoveObservation(new Token(obs.getId()));
                removed.add(obs);
            }
        }
    } finally {
        lock.writeLock().unlock();
    }
    return removed;
}