@Test
public void testCoalesceNotificationsSet() {
InvalidateCacheNotificationCoalescer coalescer = new InvalidateCacheNotificationCoalescer();
ICacheEntryFilter<Object, Object> filter1 =
new KeyCacheEntryFilter<Object, Object>(
CollectionUtility.<Object>arrayList(CodeType1.class));
ICacheEntryFilter<Object, Object> filter2 =
new KeyCacheEntryFilter<Object, Object>(
CollectionUtility.<Object>arrayList(CodeType2.class));
List<InvalidateCacheNotification> testList =
CollectionUtility.arrayList(
new InvalidateCacheNotification(CACHE_ID_1, filter1),
new InvalidateCacheNotification(CACHE_ID_1, filter2),
new InvalidateCacheNotification(CACHE_ID_2, filter2),
new InvalidateCacheNotification(CACHE_ID_3, new AllCacheEntryFilter<>()),
new InvalidateCacheNotification(CACHE_ID_3, filter2));
List<InvalidateCacheNotification> res = coalescer.coalesce(testList);
assertEquals(3, res.size());
for (InvalidateCacheNotification notification : res) {
if (CACHE_ID_1.equals(notification.getCacheId())) {
Set<?> keys = ((KeyCacheEntryFilter<?, ?>) notification.getFilter()).getKeys();
assertEquals(2, keys.size());
assertTrue(keys.contains(CodeType1.class));
assertTrue(keys.contains(CodeType2.class));
} else if (CACHE_ID_2.equals(notification.getCacheId())) {
Set<?> keys = ((KeyCacheEntryFilter<?, ?>) notification.getFilter()).getKeys();
assertEquals(1, keys.size());
assertTrue(keys.contains(CodeType2.class));
} else if (CACHE_ID_3.equals(notification.getCacheId())) {
assertTrue(notification.getFilter() instanceof AllCacheEntryFilter);
} else {
fail("invalid cacheId" + notification.getCacheId());
}
}
}
protected boolean checkValueEqualToDefaultValue(Object value, Object defaultValue) {
// Now compare the given value to the found default value
if (value == null && defaultValue == null) {
return true;
}
if (value == null || defaultValue == null) {
return false;
}
if (defaultValue instanceof JSONObject) {
if (value instanceof JSONObject) {
JSONObject jsonValue = (JSONObject) value;
JSONObject jsonDefaultValue = (JSONObject) defaultValue;
// Special case: The property cannot be removed, but maybe we can remove some of the
// objects attributes
return filterDefaultObject(jsonValue, jsonDefaultValue);
}
if (value instanceof JSONArray) {
JSONArray jsonValue = (JSONArray) value;
JSONObject jsonDefaultValue = (JSONObject) defaultValue;
// Special case: Apply default value object to each element in the array
filterDefaultObject(jsonValue, jsonDefaultValue);
}
return false;
}
// Convert JSONArrays to collections to be able to compare them
if (value instanceof JSONArray) {
value = jsonArrayToCollection((JSONArray) value, true);
}
if (defaultValue instanceof JSONArray) {
defaultValue = jsonArrayToCollection((JSONArray) defaultValue, false);
}
if (value instanceof List<?> && defaultValue instanceof List<?>) {
return CollectionUtility.equalsCollection(
(List<?>) value, (List<?>) defaultValue); // same order
}
if (value instanceof Collection<?> && defaultValue instanceof Collection<?>) {
return CollectionUtility.equalsCollection(
(Collection<?>) value, (Collection<?>) defaultValue); // any order
}
try {
// Try to match types (to make Integer "1" equal to Double "1.0")
value = TypeCastUtility.castValue(value, defaultValue.getClass());
} catch (RuntimeException e) {
// Types do not match
return false;
}
return CompareUtility.equals(value, defaultValue);
}
/**
* Removes all properties from "valueObject" where the value matches the corresponding value in
* "defaultValueObject".
*
* @return <code>true</code> of the two objects are completely equal and no properties remain in
* "valueObject". This means that the valueObject itself MAY be removed. Return value <code>
* false</code> means that not all properties are equal (but nevertheless, some properties may
* have been removed from valueObject).
*/
protected boolean filterDefaultObject(JSONObject valueObject, JSONObject defaultValueObject) {
boolean sameKeys =
CollectionUtility.equalsCollection(valueObject.keySet(), defaultValueObject.keySet());
for (Iterator it = valueObject.keys(); it.hasNext(); ) {
String prop = (String) it.next();
Object subValue = valueObject.opt(prop);
Object subDefaultValue = defaultValueObject.opt(prop);
boolean valueEqualToDefaultValue = checkValueEqualToDefaultValue(subValue, subDefaultValue);
if (valueEqualToDefaultValue) {
// Property value value is equal to the static default value -> remove the property
it.remove();
} else {
// Special case: Check if there is a "pseudo" default value, which will not
// be removed itself, but might have sub-properties removed.
subDefaultValue = defaultValueObject.opt("~" + prop);
checkValueEqualToDefaultValue(subValue, subDefaultValue);
}
}
// Even more special case: If valueObject is now empty and it used to have the same keys as
// the defaultValueObject, it is considered equal to the default value and MAY be removed.
if (valueObject.length() == 0 && sameKeys) {
return true;
}
return false;
}
public void dispatchNotifications(List<ClientNotificationMessage> notifications) {
IClientSessionRegistry notificationService = BEANS.get(IClientSessionRegistry.class);
if (notifications == null) {
LOG.error("Notifications null. Please check your configuration");
return;
}
for (ClientNotificationMessage message : notifications) {
ClientNotificationAddress address = message.getAddress();
Serializable notification = message.getNotification();
LOG.debug("Processing client notification {}", notification);
if (address.isNotifyAllNodes()) {
// notify all nodes
LOG.debug("Notify all nodes");
dispatch(notification);
} else if (address.isNotifyAllSessions()) {
// notify all sessions
LOG.debug("Notify all sessions");
for (IClientSession session : notificationService.getAllClientSessions()) {
dispatch(session, notification);
}
} else if (CollectionUtility.hasElements(address.getSessionIds())) {
// notify all specified sessions
LOG.debug("Notify sessions by session id: {}", address.getSessionIds());
for (String sessionId : address.getSessionIds()) {
IClientSession session = notificationService.getClientSession(sessionId);
if (session == null) {
LOG.warn("received notification for invalid session '{}'.", sessionId);
} else {
dispatch(session, notification);
}
}
} else if (CollectionUtility.hasElements(address.getUserIds())) {
LOG.debug("Notify sessions by user id: {}", address.getUserIds());
for (String userId : address.getUserIds()) {
for (IClientSession session : notificationService.getClientSessionsForUser(userId)) {
dispatch(session, notification);
}
}
}
}
}
protected void generateObjectTypeHierarchyRec(
JSONObject json, List<String> currentParentObjectTypes, Map<String, List<String>> targetMap) {
if (json == null) {
return;
}
if (targetMap == null) {
throw new IllegalArgumentException("Argument 'targetMap' must not be null");
}
for (Iterator it = json.keys(); it.hasNext(); ) {
String objectType = (String) it.next();
Object subHierarchy = json.opt(objectType);
// Create a copy of the current object type list and add the current type to the front
List<String> newParentObjectTypes = new ArrayList<>();
newParentObjectTypes.add(objectType);
if (currentParentObjectTypes != null) {
newParentObjectTypes.addAll(currentParentObjectTypes);
}
if (subHierarchy instanceof JSONObject && ((JSONObject) subHierarchy).length() > 0) {
generateObjectTypeHierarchyRec((JSONObject) subHierarchy, newParentObjectTypes, targetMap);
}
// Store current result
List<String> existingParentObjectTypes = targetMap.get(objectType);
if (existingParentObjectTypes != null) {
throw new IllegalStateException(
"Object type '"
+ objectType
+ "' has ambiguous parent object types: ["
+ CollectionUtility.format(existingParentObjectTypes)
+ "] vs. ["
+ CollectionUtility.format(newParentObjectTypes)
+ "]");
}
targetMap.put(objectType, newParentObjectTypes);
}
}
@Test
public void testVisit() throws Exception {
final BlockingCountDownLatch latch = new BlockingCountDownLatch(3);
IFuture<Void> future1 =
Jobs.getJobManager()
.schedule(
new IRunnable() {
@Override
public void run() throws Exception {
latch.countDownAndBlock();
}
},
Jobs.newInput()
.withRunContext(RunContexts.copyCurrent())
.withExceptionHandling(null, false));
IFuture<Void> future2 =
Jobs.getJobManager()
.schedule(
new IRunnable() {
@Override
public void run() throws Exception {
latch.countDownAndBlock();
}
},
Jobs.newInput()
.withRunContext(RunContexts.copyCurrent())
.withExceptionHandling(null, false));
IFuture<Void> future3 =
Jobs.getJobManager()
.schedule(
new IRunnable() {
@Override
public void run() throws Exception {
latch.countDownAndBlock();
}
},
Jobs.newInput()
.withRunContext(RunContexts.copyCurrent())
.withExceptionHandling(null, false));
assertTrue(latch.await());
// RUN THE TEST
final Set<IFuture<?>> protocol = new HashSet<>();
Jobs.getJobManager()
.visit(
Jobs.newFutureFilterBuilder().andMatchFuture(future1, future2, future3).toFilter(),
new IVisitor<IFuture<?>>() {
@Override
public boolean visit(IFuture<?> future) {
protocol.add(future);
return true;
}
});
// VERIFY
assertEquals(CollectionUtility.hashSet(future1, future2, future3), protocol);
}
@Test
public void testShutdown() throws Exception {
final Set<String> protocol =
Collections.synchronizedSet(
new HashSet<String>()); // synchronized because modified/read by different threads.
final BlockingCountDownLatch setupLatch = new BlockingCountDownLatch(3);
final BlockingCountDownLatch verifyLatch = new BlockingCountDownLatch(3);
Jobs.getJobManager()
.schedule(
new IRunnable() {
@Override
public void run() throws Exception {
try {
setupLatch.countDownAndBlock();
} catch (InterruptedException e) {
protocol.add("interrupted-1");
} finally {
verifyLatch.countDown();
}
}
},
Jobs.newInput()
.withRunContext(RunContexts.copyCurrent())
.withExceptionHandling(null, false));
Jobs.getJobManager()
.schedule(
new IRunnable() {
@Override
public void run() throws Exception {
try {
setupLatch.countDownAndBlock();
} catch (InterruptedException e) {
protocol.add("interrupted-2");
} finally {
verifyLatch.countDown();
}
}
},
Jobs.newInput()
.withRunContext(RunContexts.copyCurrent())
.withExceptionHandling(null, false));
Jobs.getJobManager()
.schedule(
new IRunnable() {
@Override
public void run() throws Exception {
try {
setupLatch.countDownAndBlock();
} catch (InterruptedException e) {
protocol.add("interrupted-3");
} finally {
verifyLatch.countDown();
}
}
},
Jobs.newInput()
.withRunContext(RunContexts.copyCurrent())
.withExceptionHandling(null, false));
assertTrue(setupLatch.await());
// RUN THE TEST
Jobs.getJobManager().shutdown();
// VERIFY
assertTrue(verifyLatch.await());
assertEquals(
CollectionUtility.hashSet("interrupted-1", "interrupted-2", "interrupted-3"), protocol);
try {
Jobs.schedule(mock(IRunnable.class), Jobs.newInput());
fail("AssertionError expected");
} catch (AssertionException e) {
// NOOP
}
}
protected Set<String> getExistingTables() {
StringArrayHolder tables = new StringArrayHolder();
SQL.selectInto(SQLs.SELECT_TABLE_NAMES, new NVPair("result", tables));
return CollectionUtility.hashSet(tables.getValue());
}
@Override
protected List<String> getConfiguredFileExtensions() {
return CollectionUtility.arrayList("png", "bmp", "jpg", "jpeg", "gif");
}
