Examples with ObserveRequest org.eclipse.leshan.core.request.ObserveRequest used on opensource projects

Example 6 with ObserveRequest

use of org.eclipse.leshan.core.request.ObserveRequest in project leshan by eclipse.

the class RegistrationTest method register_observe_deregister_observe.

@Test
public void register_observe_deregister_observe() throws NonUniqueSecurityInfoException, InterruptedException {
    // Check client is not registered
    helper.assertClientNotRegisterered();
    // Start it and wait for registration
    helper.client.start();
    helper.waitForRegistration(1);
    // Check client is well registered
    helper.assertClientRegisterered();
    // observe device timezone
    ObserveResponse observeResponse = helper.server.send(helper.getCurrentRegistration(), new ObserveRequest(3, 0));
    assertEquals(ResponseCode.CONTENT, observeResponse.getCode());
    assertNotNull(observeResponse.getCoapResponse());
    assertThat(observeResponse.getCoapResponse(), is(instanceOf(Response.class)));
    // check observation registry is not null
    Registration currentRegistration = helper.getCurrentRegistration();
    Set<Observation> observations = helper.server.getObservationService().getObservations(currentRegistration);
    assertEquals(1, observations.size());
    Observation obs = observations.iterator().next();
    assertEquals(currentRegistration.getId(), obs.getRegistrationId());
    assertEquals(new LwM2mPath(3, 0), obs.getPath());
    // Check de-registration
    helper.client.stop(true);
    helper.waitForDeregistration(1);
    helper.assertClientNotRegisterered();
    observations = helper.server.getObservationService().getObservations(currentRegistration);
    assertTrue(observations.isEmpty());
    // try to send a new observation
    observeResponse = helper.server.send(currentRegistration, new ObserveRequest(3, 0), 50);
    assertNull(observeResponse);
    // check observationStore is empty
    observations = helper.server.getObservationService().getObservations(currentRegistration);
    assertTrue(observations.isEmpty());
}

Example 7 with ObserveRequest

use of org.eclipse.leshan.core.request.ObserveRequest in project leshan by eclipse.

the class DownlinkRequestSerDes method deserialize.

public static DownlinkRequest<?> deserialize(JsonObject o) {
    String kind = o.getString("kind", null);
    String path = o.getString("path", null);
    switch(kind) {
        case "observe":
            {
                int format = o.getInt("contentFormat", ContentFormat.TLV.getCode());
                return new ObserveRequest(ContentFormat.fromCode(format), path);
            }
        case "delete":
            return new DeleteRequest(path);
        case "discover":
            return new DiscoverRequest(path);
        case "create":
            {
                int format = o.getInt("contentFormat", ContentFormat.TLV.getCode());
                int instanceId = o.getInt("instanceId", LwM2mObjectInstance.UNDEFINED);
                Collection<LwM2mResource> resources = new ArrayList<>();
                JsonArray jResources = (JsonArray) o.get("resources");
                for (JsonValue jResource : jResources) {
                    LwM2mResource resource = (LwM2mResource) LwM2mNodeSerDes.deserialize((JsonObject) jResource);
                    resources.add(resource);
                }
                return new CreateRequest(ContentFormat.fromCode(format), path, new LwM2mObjectInstance(instanceId, resources));
            }
        case "execute":
            String parameters = o.getString("parameters", null);
            return new ExecuteRequest(path, parameters);
        case "writeAttributes":
            {
                String observeSpec = o.getString("observeSpec", null);
                return new WriteAttributesRequest(path, ObserveSpec.parse(observeSpec));
            }
        case "write":
            {
                int format = o.getInt("contentFormat", ContentFormat.TLV.getCode());
                Mode mode = o.getString("mode", "REPLACE").equals("REPLACE") ? Mode.REPLACE : Mode.UPDATE;
                LwM2mNode node = LwM2mNodeSerDes.deserialize((JsonObject) o.get("node"));
                return new WriteRequest(mode, ContentFormat.fromCode(format), path, node);
            }
        case "read":
            {
                int format = o.getInt("contentFormat", ContentFormat.TLV.getCode());
                return new ReadRequest(ContentFormat.fromCode(format), path);
            }
        default:
            throw new IllegalStateException("Invalid request missing kind attribute");
    }
}

Example 8 with ObserveRequest

use of org.eclipse.leshan.core.request.ObserveRequest in project leshan by eclipse.

the class ObserveTest method can_observe_timestamped_resource.

@Test
public void can_observe_timestamped_resource() throws InterruptedException {
    TestObservationListener listener = new TestObservationListener();
    helper.server.getObservationService().addListener(listener);
    // observe device timezone
    ObserveResponse observeResponse = helper.server.send(helper.getCurrentRegistration(), new ObserveRequest(3, 0, 15));
    assertEquals(ResponseCode.CONTENT, observeResponse.getCode());
    assertNotNull(observeResponse.getCoapResponse());
    assertThat(observeResponse.getCoapResponse(), is(instanceOf(Response.class)));
    // an observation response should have been sent
    Observation observation = observeResponse.getObservation();
    assertEquals("/3/0/15", observation.getPath().toString());
    assertEquals(helper.getCurrentRegistration().getId(), observation.getRegistrationId());
    Set<Observation> observations = helper.server.getObservationService().getObservations(helper.getCurrentRegistration());
    assertTrue("We should have only on observation", observations.size() == 1);
    assertTrue("New observation is not there", observations.contains(observation));
    // *** HACK send time-stamped notification as Leshan client does not support it *** //
    // create time-stamped nodes
    TimestampedLwM2mNode mostRecentNode = new TimestampedLwM2mNode(System.currentTimeMillis(), LwM2mSingleResource.newStringResource(15, "Paris"));
    List<TimestampedLwM2mNode> timestampedNodes = new ArrayList<>();
    timestampedNodes.add(mostRecentNode);
    timestampedNodes.add(new TimestampedLwM2mNode(mostRecentNode.getTimestamp() - 2, LwM2mSingleResource.newStringResource(15, "Londres")));
    byte[] payload = LwM2mNodeJsonEncoder.encodeTimestampedData(timestampedNodes, new LwM2mPath("/3/0/15"), new LwM2mModel(helper.createObjectModels()), new DefaultLwM2mValueConverter());
    Response firstCoapResponse = (Response) observeResponse.getCoapResponse();
    sendNotification(getConnector(helper.client), payload, firstCoapResponse, ContentFormat.JSON_CODE);
    // *** Hack End *** //
    // verify result
    listener.waitForNotification(2000);
    assertTrue(listener.receivedNotify().get());
    assertEquals(mostRecentNode.getNode(), listener.getResponse().getContent());
    assertEquals(timestampedNodes, listener.getResponse().getTimestampedLwM2mNode());
    assertNotNull(listener.getResponse().getCoapResponse());
    assertThat(listener.getResponse().getCoapResponse(), is(instanceOf(Response.class)));
}

Example 9 with ObserveRequest

use of org.eclipse.leshan.core.request.ObserveRequest in project leshan by eclipse.

the class ObserveTest method can_observe_instance.

@Test
public void can_observe_instance() throws InterruptedException {
    TestObservationListener listener = new TestObservationListener();
    helper.server.getObservationService().addListener(listener);
    // observe device timezone
    ObserveResponse observeResponse = helper.server.send(helper.getCurrentRegistration(), new ObserveRequest(3, 0));
    assertEquals(ResponseCode.CONTENT, observeResponse.getCode());
    assertNotNull(observeResponse.getCoapResponse());
    assertThat(observeResponse.getCoapResponse(), is(instanceOf(Response.class)));
    // an observation response should have been sent
    Observation observation = observeResponse.getObservation();
    assertEquals("/3/0", observation.getPath().toString());
    assertEquals(helper.getCurrentRegistration().getId(), observation.getRegistrationId());
    Set<Observation> observations = helper.server.getObservationService().getObservations(helper.getCurrentRegistration());
    assertTrue("We should have only on observation", observations.size() == 1);
    assertTrue("New observation is not there", observations.contains(observation));
    // write device timezone
    LwM2mResponse writeResponse = helper.server.send(helper.getCurrentRegistration(), new WriteRequest(3, 0, 15, "Europe/Paris"));
    // verify result
    listener.waitForNotification(2000);
    assertEquals(ResponseCode.CHANGED, writeResponse.getCode());
    assertTrue(listener.receivedNotify().get());
    assertTrue(listener.getResponse().getContent() instanceof LwM2mObjectInstance);
    assertNotNull(listener.getResponse().getCoapResponse());
    assertThat(listener.getResponse().getCoapResponse(), is(instanceOf(Response.class)));
    // try to read the object instance for comparing
    ReadResponse readResp = helper.server.send(helper.getCurrentRegistration(), new ReadRequest(3, 0));
    assertEquals(readResp.getContent(), listener.getResponse().getContent());
}

Example 10 with ObserveRequest

use of org.eclipse.leshan.core.request.ObserveRequest in project leshan by eclipse.

the class ObserveTest method can_observe_timestamped_instance.

@Test
public void can_observe_timestamped_instance() throws InterruptedException {
    TestObservationListener listener = new TestObservationListener();
    helper.server.getObservationService().addListener(listener);
    // observe device timezone
    ObserveResponse observeResponse = helper.server.send(helper.getCurrentRegistration(), new ObserveRequest(3, 0));
    assertEquals(ResponseCode.CONTENT, observeResponse.getCode());
    assertNotNull(observeResponse.getCoapResponse());
    assertThat(observeResponse.getCoapResponse(), is(instanceOf(Response.class)));
    // an observation response should have been sent
    Observation observation = observeResponse.getObservation();
    assertEquals("/3/0", observation.getPath().toString());
    assertEquals(helper.getCurrentRegistration().getId(), observation.getRegistrationId());
    Set<Observation> observations = helper.server.getObservationService().getObservations(helper.getCurrentRegistration());
    assertTrue("We should have only on observation", observations.size() == 1);
    assertTrue("New observation is not there", observations.contains(observation));
    // *** HACK send time-stamped notification as Leshan client does not support it *** //
    // create time-stamped nodes
    TimestampedLwM2mNode mostRecentNode = new TimestampedLwM2mNode(System.currentTimeMillis(), new LwM2mObjectInstance(0, LwM2mSingleResource.newStringResource(15, "Paris")));
    List<TimestampedLwM2mNode> timestampedNodes = new ArrayList<>();
    timestampedNodes.add(mostRecentNode);
    timestampedNodes.add(new TimestampedLwM2mNode(mostRecentNode.getTimestamp() - 2, new LwM2mObjectInstance(0, LwM2mSingleResource.newStringResource(15, "Londres"))));
    byte[] payload = LwM2mNodeJsonEncoder.encodeTimestampedData(timestampedNodes, new LwM2mPath("/3/0"), new LwM2mModel(helper.createObjectModels()), new DefaultLwM2mValueConverter());
    Response firstCoapResponse = (Response) observeResponse.getCoapResponse();
    sendNotification(getConnector(helper.client), payload, firstCoapResponse, ContentFormat.JSON_CODE);
    // *** Hack End *** //
    // verify result
    listener.waitForNotification(2000);
    assertTrue(listener.receivedNotify().get());
    assertEquals(mostRecentNode.getNode(), listener.getResponse().getContent());
    assertEquals(timestampedNodes, listener.getResponse().getTimestampedLwM2mNode());
    assertNotNull(listener.getResponse().getCoapResponse());
    assertThat(listener.getResponse().getCoapResponse(), is(instanceOf(Response.class)));
}