@Test
public void testGetSensor() throws Exception {
Sensor<?> sensor = entity.getEntityType().getSensor("entity.sensor.added");
assertEquals(sensor.getDescription(), "Sensor dynamically added to entity");
assertEquals(sensor.getName(), "entity.sensor.added");
assertNull(entity.getEntityType().getSensor("does.not.exist"));
}
@SuppressWarnings({"rawtypes", "unchecked"})
@Override
public void onEvent(SensorEvent event) {
Number value = recompute();
Number typedValue = cast(value, (Class<? extends Number>) target.getType());
if (target instanceof AttributeSensor) {
entity.setAttribute((AttributeSensor) target, typedValue);
} else if (typedValue != null) entity.emit((Sensor) target, typedValue);
}
@SuppressWarnings("rawtypes")
public static SensorSummary sensorSummary(Entity entity, Sensor<?> sensor) {
String applicationUri = "/v1/applications/" + entity.getApplicationId();
String entityUri = applicationUri + "/entities/" + entity.getId();
String selfUri = entityUri + "/sensors/" + URLParamEncoder.encode(sensor.getName());
MutableMap.Builder<String, URI> lb =
MutableMap.<String, URI>builder()
.put("self", URI.create(selfUri))
.put("application", URI.create(applicationUri))
.put("entity", URI.create(entityUri))
.put("action:json", URI.create(selfUri));
Iterable<RendererHints.NamedAction> hints =
Iterables.filter(RendererHints.getHintsFor(sensor), RendererHints.NamedAction.class);
for (RendererHints.NamedAction na : hints) addNamedAction(lb, na, entity, sensor);
return new SensorSummary(
sensor.getName(), sensor.getTypeName(), sensor.getDescription(), lb.build());
}
@Override
public String toString() {
return (e != null ? e.getId() : "*") + ":" + (s != null ? s.getName() : "*");
}
public static SensorSummary sensorSummaryForCatalog(Sensor<?> sensor) {
return new SensorSummary(sensor.getName(), sensor.getTypeName(), sensor.getDescription(), null);
}