public void testEventFilterAndConverter() {
QueryFactory qf = Search.getQueryFactory(cache());
Query query =
qf.from(Person.class).having("age").lte(31).toBuilder().select("name", "age").build();
EntryListener listener = new EntryListener();
// we want our cluster listener to be notified only if the entity matches our query
cache().addListener(listener, Search.makeFilter(query), null);
for (int i = 0; i < 10; ++i) {
Person value = new Person();
value.setName("John");
value.setAge(i + 25);
cache.put(i, value);
}
assertEquals(10, cache.size());
assertEquals(7, listener.createEvents.size());
assertTrue(listener.modifyEvents.isEmpty());
for (ObjectFilter.FilterResult r : listener.createEvents) {
assertNotNull(r.getProjection());
assertEquals(2, r.getProjection().length);
assertTrue((Integer) r.getProjection()[1] <= 31);
}
cache().removeListener(listener);
}
public void testEventFilter() {
for (int i = 0; i < 10; ++i) {
Person value = new Person();
value.setName("John");
value.setAge(99);
cache().put(i, value);
}
assertEquals(10, cache.size());
QueryFactory qf = Search.getQueryFactory(cache());
Query query =
qf.from(Person.class)
.having("age")
.lte(param("ageParam"))
.toBuilder()
.build()
.setParameter("ageParam", 31);
EntryListener listener = new EntryListener();
// we want our cluster listener to be notified only if the entity matches our query
cache().addListener(listener, Search.makeFilter(query), null);
assertTrue(listener.createEvents.isEmpty());
assertTrue(listener.modifyEvents.isEmpty());
for (int i = 0; i < 10; ++i) {
Person value = new Person();
value.setName("John");
value.setAge(i + 25);
cache().put(i, value);
}
assertEquals(10, cache.size());
assertTrue(listener.createEvents.isEmpty());
assertEquals(7, listener.modifyEvents.size());
for (ObjectFilter.FilterResult r : listener.modifyEvents) {
Person p = (Person) r.getInstance();
assertTrue(p.getAge() <= 31);
}
cache().removeListener(listener);
// ensure no more invocations after the listener was removed
listener.createEvents.clear();
listener.modifyEvents.clear();
Person value = new Person();
value.setName("George");
value.setAge(30);
cache().put(-1, value);
assertTrue(listener.createEvents.isEmpty());
assertTrue(listener.modifyEvents.isEmpty());
}
/** Using grouping and aggregation with event filters is not allowed. */
@Test(
expectedExceptions = ParsingException.class,
expectedExceptionsMessageRegExp = ".*ISPN028509:.*")
public void testDisallowGroupingAndAggregation() {
Query query =
Search.getQueryFactory(cache(0))
.from(Person.class)
.having("age")
.gte(20)
.select(max("age"))
.build();
cache(0).addListener(new EntryListener(), Search.makeFilter(query), null);
}
public void testEventFilter() {
QueryFactory qf = Search.getQueryFactory(cache(0));
Query query = qf.from(org.infinispan.query.test.Person.class).having("age").lte(31).build();
EntryListener listener = new EntryListener();
for (int i = 0; i < 5; ++i) {
Person value = new Person();
value.setName("John");
value.setAge(i + 30);
Cache<Object, Person> cache = cache(i % NUM_NODES);
Object key = new MagicKey(cache);
cache.put(key, value);
}
// we want our cluster listener to be notified only if the entity matches our query
cache(0).addListener(listener, Search.makeFilter(query), null);
for (int i = 0; i < 10; ++i) {
Person value = new Person();
value.setName("John");
value.setAge(i + 25);
Cache<Object, Person> cache = cache(i % NUM_NODES);
Object key = new MagicKey(cache);
cache.put(key, value);
}
assertEquals(9, listener.results.size());
for (ObjectFilter.FilterResult r : listener.results) {
Person p = (Person) r.getInstance();
assertTrue(p.getAge() <= 31);
}
cache(0).removeListener(listener);
// ensure no more invocations after the listener was removed
listener.results.clear();
Person value = new Person();
value.setName("George");
value.setAge(30);
Object key = new MagicKey(cache(0));
cache(0).put(key, value);
assertEquals(0, listener.results.size());
}
public void testEventFilterAndConverter() {
QueryFactory qf = Search.getQueryFactory(cache(0));
Query query =
qf.from(org.infinispan.query.test.Person.class)
.having("age")
.lte(31)
.select("name", "age")
.build();
EntryListener listener = new EntryListener();
for (int i = 0; i < 5; ++i) {
Person value = new Person();
value.setName("John");
value.setAge(i + 30);
Cache<Object, Person> cache = cache(i % NUM_NODES);
Object key = new MagicKey(cache);
cache.put(key, value);
}
// we want our cluster listener to be notified only if the entity matches our query
cache(0).addListener(listener, Search.makeFilter(query), null);
for (int i = 0; i < 10; ++i) {
Person value = new Person();
value.setName("John");
value.setAge(i + 25);
Cache<Object, Person> cache = cache(i % NUM_NODES);
Object key = new MagicKey(cache);
cache.put(key, value);
}
assertEquals(9, listener.results.size());
for (ObjectFilter.FilterResult r : listener.results) {
assertTrue((Integer) r.getProjection()[1] <= 31);
}
cache(0).removeListener(listener);
}
private long testEventFilterPerformance(boolean doRegisterListener) {
final int numEntries = 100000;
final int numListeners = 1000;
List<NoOpEntryListener> listeners = new ArrayList<NoOpEntryListener>(numListeners);
if (doRegisterListener) {
Query query = makeQuery(cache(0));
for (int i = 0; i < numListeners; i++) {
NoOpEntryListener listener = new NoOpEntryListener();
listeners.add(listener);
cache(0).addListener(listener, Search.makeFilter(query), null);
}
}
long startTs = System.nanoTime();
// create entries
for (int i = 0; i < numEntries; ++i) {
Person value = new Person();
value.setName("John");
value.setAge(i + 25);
Cache<Object, Person> cache = cache(i % NUM_NODES);
cache.put(value.getName(), value);
}
// update entries (with same value)
for (int i = 0; i < numEntries; ++i) {
Person value = new Person();
value.setName("John");
value.setAge(i + 25);
Cache<Object, Person> cache = cache(i % NUM_NODES);
cache.put(value.getName(), value);
}
long endTs = System.nanoTime();
for (NoOpEntryListener listener : listeners) {
cache(0).removeListener(listener);
}
return endTs - startTs;
}