/**
* JUnit.
*
* @throws Exception If failed.
*/
public void testPrepareQueue() throws Exception {
// Random sequence names.
String queueName1 = UUID.randomUUID().toString();
String queueName2 = UUID.randomUUID().toString();
CollectionConfiguration colCfg = config(false);
IgniteQueue queue1 = grid(0).queue(queueName1, 0, colCfg);
IgniteQueue queue2 = grid(0).queue(queueName2, 0, colCfg);
IgniteQueue queue3 = grid(0).queue(queueName1, 0, colCfg);
assertNotNull(queue1);
assertNotNull(queue2);
assertNotNull(queue3);
assert queue1.equals(queue3);
assert queue3.equals(queue1);
assert !queue3.equals(queue2);
queue1.close();
queue2.close();
queue3.close();
assertNull(grid(0).queue(queueName1, 0, null));
assertNull(grid(0).queue(queueName2, 0, null));
}
/**
* @param meta Job metadata.
* @return {@code true} If local node is participating in job execution.
*/
public boolean isParticipating(HadoopJobMetadata meta) {
UUID locNodeId = localNodeId();
if (locNodeId.equals(meta.submitNodeId())) return true;
HadoopMapReducePlan plan = meta.mapReducePlan();
return plan.mapperNodeIds().contains(locNodeId)
|| plan.reducerNodeIds().contains(locNodeId)
|| jobUpdateLeader();
}
/**
* JUnit.
*
* @throws Exception If failed.
*/
public void testAddUnbounded() throws Exception {
// Random queue name.
String queueName = UUID.randomUUID().toString();
String val = UUID.randomUUID().toString();
IgniteQueue<String> queue = grid(0).queue(queueName, 0, config(false));
assert queue.add(val);
assert val.equals(queue.poll());
}
/**
* JUnit.
*
* @throws Exception If failed.
*/
public void testAddDeleteUnbounded() throws Exception {
// Random queue name.
String queueName = UUID.randomUUID().toString();
String val = UUID.randomUUID().toString();
IgniteQueue<String> queue = grid(0).queue(queueName, 0, config(false));
assert queue.add(val);
assert queue.remove(val);
assert queue.isEmpty();
}
/**
* JUnit.
*
* @throws Exception If failed.
*/
public void testPutGetMultithreadUnbounded() throws Exception {
// Random queue name.
String queueName = UUID.randomUUID().toString();
final IgniteQueue<String> queue = grid(0).queue(queueName, QUEUE_CAPACITY, config(false));
multithreaded(
new Callable<Void>() {
@Override
public Void call() throws Exception {
String thName = Thread.currentThread().getName();
for (int i = 0; i < 5; i++) {
queue.put(thName);
queue.peek();
queue.take();
}
return null;
}
},
THREAD_NUM);
assert queue.isEmpty() : queue.size();
}
/**
* JUnit.
*
* @throws Exception If failed.
*/
public void testPutRemoveMultiThreadedUnbounded() throws Exception {
// Random queue name.
String queueName = UUID.randomUUID().toString();
final IgniteQueue<String> queue = grid(0).queue(queueName, 0, config(false));
multithreaded(
new Callable<String>() {
@Override
public String call() throws Exception {
String thread = Thread.currentThread().getName();
for (int i = 0; i < QUEUE_CAPACITY; i++) queue.put(thread);
info("Finished loop 1: " + thread);
queue.clear();
info("Cleared queue 1: " + thread);
return "";
}
},
THREAD_NUM);
assert queue.isEmpty() : "Queue must be empty. " + queue.size();
}
/**
* JUnit.
*
* @throws Exception If failed.
*/
public void testIterator() throws Exception {
// Random queue name.
String queueName = UUID.randomUUID().toString();
IgniteQueue<String> queue = grid(0).queue(queueName, 0, config(false));
for (int i = 0; i < 100; i++) assert queue.add(Integer.toString(i));
Iterator<String> iter1 = queue.iterator();
int cnt = 0;
for (int i = 0; i < 100; i++) {
assertNotNull(iter1.next());
cnt++;
}
assertEquals(100, queue.size());
assertEquals(100, cnt);
assertNotNull(queue.take());
assertNotNull(queue.take());
assertTrue(queue.remove("33"));
assertTrue(queue.remove("77"));
assertEquals(96, queue.size());
Iterator<String> iter2 = queue.iterator();
try {
iter2.remove();
} catch (IllegalStateException e) {
info("Caught expected exception: " + e);
}
iter2.next();
iter2.remove();
cnt = 0;
while (iter2.hasNext()) {
assertNotNull(iter2.next());
cnt++;
}
assertEquals(95, cnt);
assertEquals(95, queue.size());
iter2.remove();
}
/**
* JUnit.
*
* @throws Exception If failed.
*/
public void testPutGetUnbounded() throws Exception {
// Random queue name.
String queueName = UUID.randomUUID().toString();
IgniteQueue<String> queue = grid(0).queue(queueName, QUEUE_CAPACITY, config(false));
String thName = Thread.currentThread().getName();
for (int i = 0; i < 5; i++) {
queue.put(thName);
queue.peek();
queue.take();
}
assert queue.isEmpty() : queue.size();
}
/**
* JUnit.
*
* @throws Exception If failed.
*/
public void testAddPollUnbounded() throws Exception {
// Random queue name.
String queueName = UUID.randomUUID().toString();
IgniteQueue<String> queue = grid(0).queue(queueName, 0, config(false));
assert queue.add("1");
assert queue.add("2");
assert queue.add("3");
assertEquals("1", queue.poll());
assertEquals("2", queue.poll());
assertEquals("3", queue.poll());
}
/**
* JUnit.
*
* @throws Exception If failed.
*/
public void testPutRemoveUnbounded() throws Exception {
// Random queue name.
String queueName = UUID.randomUUID().toString();
IgniteQueue<String> queue = grid(0).queue(queueName, 0, config(false));
String thread = Thread.currentThread().getName();
for (int i = 0; i < QUEUE_CAPACITY; i++) queue.put(thread);
info("Finished loop 1: " + thread);
queue.clear();
info("Cleared queue 1: " + thread);
assert queue.isEmpty() : "Queue must be empty. " + queue.size();
}
/** @throws Exception if error occur. */
@SuppressWarnings("unchecked")
private void checkGar() throws Exception {
initGar = true;
String garDir = "modules/extdata/p2p/deploy";
String garFileName = "p2p.gar";
File origGarPath = U.resolveIgnitePath(garDir + '/' + garFileName);
File tmpPath = new File(System.getProperty("java.io.tmpdir"), UUID.randomUUID().toString());
if (!tmpPath.mkdir()) throw new IOException("Can not create temp directory");
try {
File newGarFile = new File(tmpPath, garFileName);
U.copy(origGarPath, newGarFile, false);
assert newGarFile.exists();
try {
garFile = "file:///" + tmpPath.getAbsolutePath();
try {
Ignite ignite1 = startGrid(1);
Ignite ignite2 = startGrid(2);
Integer res =
ignite1
.compute()
.<UUID, Integer>execute(TASK_NAME, ignite2.cluster().localNode().id());
assert res != null;
} finally {
stopGrid(1);
stopGrid(2);
}
} finally {
if (newGarFile != null && !newGarFile.delete()) error("Can not delete temp gar file");
}
} finally {
if (!tmpPath.delete()) error("Can not delete temp directory");
}
}
/**
* JUnit.
*
* @throws Exception If failed.
*/
public void testAddPeekUnbounded() throws Exception {
// Random queue name.
String queueName = UUID.randomUUID().toString();
IgniteQueue<String> queue = grid(0).queue(queueName, 0, config(false));
String item1 = "1";
assert queue.add(item1);
String item2 = "2";
assert queue.add(item2);
String item3 = "3";
assert queue.add(item3);
assert item1.equals(queue.peek());
assert item1.equals(queue.peek());
assert !item2.equals(queue.peek());
}
/** {@inheritDoc} */
@Override
protected Object executeJob(int gridSize, String type) {
log.info(">>> Starting new grid node [currGridSize=" + gridSize + ", arg=" + type + "]");
if (type == null) throw new IllegalArgumentException("Node type to start should be specified.");
IgniteConfiguration cfg = getConfig(type);
// Generate unique for this VM grid name.
String gridName = cfg.getGridName() + " (" + UUID.randomUUID() + ")";
// Update grid name (required to be unique).
cfg.setGridName(gridName);
// Start new node in current VM.
Ignite g = G.start(cfg);
log.info(
">>> Grid started [nodeId=" + g.cluster().localNode().id() + ", name='" + g.name() + "']");
return true;
}
/**
* JUnit.
*
* @throws Exception If failed.
*/
public void testQueueRemoveMultithreadBounded() throws Exception {
// Random queue name.
final String queueName = UUID.randomUUID().toString();
final IgniteQueue<String> queue = grid(0).queue(queueName, QUEUE_CAPACITY, config(false));
final CountDownLatch putLatch = new CountDownLatch(THREAD_NUM);
final CountDownLatch clearLatch = new CountDownLatch(THREAD_NUM);
for (int t = 0; t < THREAD_NUM; t++) {
Thread th =
new Thread(
new Runnable() {
@Override
public void run() {
if (log.isDebugEnabled())
log.debug("Thread has been started." + Thread.currentThread().getName());
try {
// Thread must be blocked on put operation.
for (int i = 0; i < (QUEUE_CAPACITY * THREAD_NUM); i++)
queue.offer("anything", 3, TimeUnit.MINUTES);
fail("Queue failed");
} catch (IgniteException | IllegalStateException e) {
putLatch.countDown();
assert e.getMessage().contains("removed");
assert queue.removed();
}
if (log.isDebugEnabled())
log.debug("Thread has been stopped." + Thread.currentThread().getName());
}
});
th.start();
}
for (int t = 0; t < THREAD_NUM; t++) {
Thread th =
new Thread(
new Runnable() {
@Override
public void run() {
try {
IgniteQueue<String> queue = grid(0).queue(queueName, 0, null);
if (queue != null) queue.close();
} catch (Exception e) {
fail("Unexpected exception: " + e);
} finally {
clearLatch.countDown();
}
}
});
th.start();
}
assert putLatch.await(3, TimeUnit.MINUTES);
assert clearLatch.await(3, TimeUnit.MINUTES);
try {
assert queue.isEmpty() : queue.size();
fail("Queue must be removed.");
} catch (IgniteException | IllegalStateException e) {
assert e.getMessage().contains("removed");
assert queue.removed();
}
}
/**
* JUnit.
*
* @throws Exception If failed.
*/
public void testCollectionMethods() throws Exception {
// Random queue name.
String queueName = UUID.randomUUID().toString();
IgniteQueue<SameHashItem> queue = grid(0).queue(queueName, 0, config(false));
int retries = 100;
// Initialize queue.
for (int i = 0; i < retries; i++)
queue.addAll(
Arrays.asList(
new SameHashItem(Integer.toString(i)), new SameHashItem(Integer.toString(i))));
// Get arrays from queue.
assertEquals(retries * 2, queue.toArray().length);
SameHashItem[] arr2 = new SameHashItem[retries * 3];
Object[] arr3 = queue.toArray(arr2);
assertEquals(arr2, arr3);
assertEquals(arr3[0], new SameHashItem("0"));
// Check queue items.
assertEquals(retries * 2, queue.size());
assertTrue(queue.contains(new SameHashItem(Integer.toString(14))));
assertFalse(queue.contains(new SameHashItem(Integer.toString(144))));
Collection<SameHashItem> col1 =
Arrays.asList(
new SameHashItem(Integer.toString(14)),
new SameHashItem(Integer.toString(14)),
new SameHashItem(Integer.toString(18)));
assertTrue(queue.containsAll(col1));
Collection<SameHashItem> col2 =
Arrays.asList(
new SameHashItem(Integer.toString(245)),
new SameHashItem(Integer.toString(14)),
new SameHashItem(Integer.toString(18)));
assertFalse(queue.containsAll(col2));
// Try to remove item.
assertTrue(queue.remove(new SameHashItem(Integer.toString(14))));
assertEquals((retries * 2) - 1, queue.size());
assertTrue(queue.contains(new SameHashItem(Integer.toString(14))));
assertTrue(queue.remove(new SameHashItem(Integer.toString(14))));
assertEquals((retries - 1) * 2, queue.size());
assertFalse(queue.remove(new SameHashItem(Integer.toString(14))));
// Try to remove some items.
assertTrue(queue.contains(new SameHashItem(Integer.toString(33))));
assertTrue(
queue.removeAll(
Arrays.asList(
new SameHashItem(Integer.toString(15)),
new SameHashItem(Integer.toString(14)),
new SameHashItem(Integer.toString(33)),
new SameHashItem(Integer.toString(1)))));
assertFalse(queue.contains(new SameHashItem(Integer.toString(33))));
// Try to retain all items.
assertTrue(
queue.retainAll(
Arrays.asList(
new SameHashItem(Integer.toString(15)),
new SameHashItem(Integer.toString(14)),
new SameHashItem(Integer.toString(33)),
new SameHashItem(Integer.toString(1)))));
assertFalse(queue.contains(new SameHashItem(Integer.toString(2))));
assert queue.isEmpty();
}