@Test
public void testJmxNotificationSubscriptionForSensorParsingNotification() throws Exception {
final String one = "notification.one", two = "notification.two";
final StandardEmitterMBean mbean =
jmxService.registerMBean(ImmutableList.of(one, two), objectName);
final AtomicInteger sequence = new AtomicInteger(0);
feed =
JmxFeed.builder()
.entity(entity)
.subscribeToNotification(
new JmxNotificationSubscriptionConfig<Integer>(intAttribute)
.objectName(objectName)
.notificationFilter(JmxNotificationFilters.matchesType(one))
.onNotification(
new Function<Notification, Integer>() {
public Integer apply(Notification notif) {
return (Integer) notif.getUserData();
}
}))
.build();
// Notification updates the sensor
// Note that subscription is done async, so can't just send notification immediately during
// test.
Asserts.succeedsEventually(
ImmutableMap.of("timeout", TIMEOUT_MS),
new Runnable() {
public void run() {
sendNotification(mbean, one, sequence.getAndIncrement(), 123);
assertEquals(entity.getAttribute(intAttribute), (Integer) 123);
}
});
}
@Test
public void testJmxNotificationMultipleSubscriptionUsingListener() throws Exception {
final String one = "notification.one";
final String two = "notification.two";
final StandardEmitterMBean mbean =
jmxService.registerMBean(ImmutableList.of(one, two), objectName);
final AtomicInteger sequence = new AtomicInteger(0);
feed =
JmxFeed.builder()
.entity(entity)
.subscribeToNotification(
new JmxNotificationSubscriptionConfig<Integer>(intAttribute)
.objectName(objectName)
.notificationFilter(JmxNotificationFilters.matchesTypes(one, two)))
.build();
// Notification updates the sensor
// Note that subscription is done async, so can't just send notification immediately during
// test.
Asserts.succeedsEventually(
ImmutableMap.of("timeout", TIMEOUT_MS),
new Runnable() {
public void run() {
sendNotification(mbean, one, sequence.getAndIncrement(), 123);
assertEquals(entity.getAttribute(intAttribute), (Integer) 123);
}
});
// And wildcard means other notifications also received
sendNotification(mbean, two, sequence.getAndIncrement(), 456);
assertSensorEventually(intAttribute, 456, TIMEOUT_MS);
}
@Test
public void testJmxOperationWithArgPolledForSensor() throws Exception {
// This is awful syntax...
MBeanParameterInfo paramInfo =
new MBeanParameterInfo("param1", String.class.getName(), "my param1");
MBeanParameterInfo[] paramInfos = new MBeanParameterInfo[] {paramInfo};
MBeanOperationInfo opInfo =
new MBeanOperationInfo(
opName, "my descr", paramInfos, String.class.getName(), MBeanOperationInfo.ACTION);
GeneralisedDynamicMBean mbean =
jmxService.registerMBean(
Collections.emptyMap(),
ImmutableMap.of(
opInfo,
new Function<Object[], String>() {
public String apply(Object[] args) {
return args[0] + "suffix";
}
}),
objectName);
feed =
JmxFeed.builder()
.entity(entity)
.pollOperation(
new JmxOperationPollConfig<String>(stringAttribute)
.objectName(objectName)
.operationName(opName)
.operationParams(ImmutableList.of("myprefix")))
.build();
assertSensorEventually(stringAttribute, "myprefix" + "suffix", TIMEOUT_MS);
}
@AfterMethod(alwaysRun = true)
public void tearDown() throws Exception {
if (feed != null) feed.stop();
if (jmxHelper != null) jmxHelper.disconnect();
if (jmxService != null) jmxService.shutdown();
if (app != null) Entities.destroyAll(app.getManagementContext());
feed = null;
}
// Test reproduces functionality used in Monterey, for Venue entity being told of requestActor
@Test
public void testSubscribeToJmxNotificationAndEmitCorrespondingNotificationSensor()
throws Exception {
TestApplication app2 = new TestApplicationImpl();
final EntityWithEmitter entity = new EntityWithEmitter(app2);
Entities.startManagement(app2);
try {
app2.start(ImmutableList.of(new SimulatedLocation()));
final List<SensorEvent<String>> received = Lists.newArrayList();
app2.subscriptions()
.subscribe(
null,
EntityWithEmitter.MY_NOTIF,
new SensorEventListener<String>() {
public void onEvent(SensorEvent<String> event) {
received.add(event);
}
});
final StandardEmitterMBean mbean =
jmxService.registerMBean(ImmutableList.of("one"), objectName);
final AtomicInteger sequence = new AtomicInteger(0);
jmxHelper.connect(TIMEOUT_MS);
jmxHelper.addNotificationListener(
jmxObjectName,
new NotificationListener() {
public void handleNotification(Notification notif, Object callback) {
if (notif.getType().equals("one")) {
entity.sensors().emit(EntityWithEmitter.MY_NOTIF, (String) notif.getUserData());
}
}
});
Asserts.succeedsEventually(
ImmutableMap.of("timeout", TIMEOUT_MS),
new Runnable() {
public void run() {
sendNotification(mbean, "one", sequence.getAndIncrement(), "abc");
assertTrue(received.size() > 0, "received size should be bigger than 0");
assertEquals(received.get(0).getValue(), "abc");
}
});
} finally {
Entities.destroyAll(app2.getManagementContext());
}
}
@Test
public void testJmxOperationPolledForSensor() throws Exception {
// This is awful syntax...
final int opReturnVal = 123;
final AtomicInteger invocationCount = new AtomicInteger();
MBeanOperationInfo opInfo =
new MBeanOperationInfo(
opName,
"my descr",
new MBeanParameterInfo[0],
Integer.class.getName(),
MBeanOperationInfo.ACTION);
GeneralisedDynamicMBean mbean =
jmxService.registerMBean(
Collections.emptyMap(),
ImmutableMap.of(
opInfo,
new Function<Object[], Integer>() {
public Integer apply(Object[] args) {
invocationCount.incrementAndGet();
return opReturnVal;
}
}),
objectName);
feed =
JmxFeed.builder()
.entity(entity)
.pollOperation(
new JmxOperationPollConfig<Integer>(intAttribute)
.objectName(objectName)
.operationName(opName))
.build();
Asserts.succeedsEventually(
ImmutableMap.of("timeout", TIMEOUT_MS),
new Runnable() {
public void run() {
assertTrue(invocationCount.get() > 0, "invocationCount=" + invocationCount);
assertEquals(entity.getAttribute(intAttribute), (Integer) opReturnVal);
}
});
}
@Test
public void testJmxAttributeOfTypeTabularDataProviderConvertedToMap() throws Exception {
// Create the CompositeType and TabularData
CompositeType compositeType =
new CompositeType(
"typeName",
"description",
new String[] {"myint", "mystring", "mybool"}, // item names
new String[] {
"myint", "mystring", "mybool"
}, // item descriptions, can't be null or empty string
new OpenType<?>[] {SimpleType.INTEGER, SimpleType.STRING, SimpleType.BOOLEAN});
TabularType tt =
new TabularType("typeName", "description", compositeType, new String[] {"myint"});
TabularDataSupport tds = new TabularDataSupport(tt);
tds.put(
new CompositeDataSupport(
compositeType,
new String[] {"mybool", "myint", "mystring"},
new Object[] {true, 1234, "on"}));
// Create MBean
GeneralisedDynamicMBean mbean =
jmxService.registerMBean(ImmutableMap.of(attributeName, tds), objectName);
feed =
JmxFeed.builder()
.entity(entity)
.pollAttribute(
new JmxAttributePollConfig<Map>(mapAttribute)
.objectName(objectName)
.attributeName(attributeName)
.onSuccess((Function) JmxValueFunctions.tabularDataToMap()))
.build();
// Starts with value defined when registering...
assertSensorEventually(
mapAttribute,
ImmutableMap.of("myint", 1234, "mystring", "on", "mybool", Boolean.TRUE),
TIMEOUT_MS);
}
@Test
public void testJmxAttributePollerReturnsMBeanAttribute() throws Exception {
GeneralisedDynamicMBean mbean =
jmxService.registerMBean(ImmutableMap.of(attributeName, 42), objectName);
feed =
JmxFeed.builder()
.entity(entity)
.pollAttribute(
new JmxAttributePollConfig<Integer>(intAttribute)
.objectName(objectName)
.period(50)
.attributeName(attributeName))
.build();
// Starts with value defined when registering...
assertSensorEventually(intAttribute, 42, TIMEOUT_MS);
// Change the value and check it updates
mbean.updateAttributeValue(attributeName, 64);
assertSensorEventually(intAttribute, 64, TIMEOUT_MS);
}