本文整理汇总了Java中org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStoreTestBase.TestDispatcher类的典型用法代码示例。如果您正苦于以下问题：Java TestDispatcher类的具体用法？Java TestDispatcher怎么用？Java TestDispatcher使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
TestDispatcher类属于org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStoreTestBase包，在下文中一共展示了TestDispatcher类的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: testZKClientRetry
import org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStoreTestBase.TestDispatcher; //导入依赖的package包/类
@Test (timeout = 20000)
public void testZKClientRetry() throws Exception {
TestZKClient zkClientTester = new TestZKClient();
final String path = "/test";
YarnConfiguration conf = new YarnConfiguration();
conf.setInt(YarnConfiguration.RM_ZK_TIMEOUT_MS, ZK_TIMEOUT_MS);
conf.setLong(YarnConfiguration.RM_ZK_RETRY_INTERVAL_MS, 100);
final ZKRMStateStore store =
(ZKRMStateStore) zkClientTester.getRMStateStore(conf);
TestDispatcher dispatcher = new TestDispatcher();
store.setRMDispatcher(dispatcher);
final AtomicBoolean assertionFailedInThread = new AtomicBoolean(false);
stopServer();
Thread clientThread = new Thread() {
@Override
public void run() {
try {
store.getDataWithRetries(path, true);
} catch (Exception e) {
e.printStackTrace();
assertionFailedInThread.set(true);
}
}
};
Thread.sleep(2000);
startServer();
clientThread.join();
Assert.assertFalse(assertionFailedInThread.get());
}
示例2: testZKClientRetry
import org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStoreTestBase.TestDispatcher; //导入依赖的package包/类
@Test (timeout = 20000)
public void testZKClientRetry() throws Exception {
TestZKClient zkClientTester = new TestZKClient();
final String path = "/test";
YarnConfiguration conf = new YarnConfiguration();
conf.setInt(YarnConfiguration.RM_ZK_TIMEOUT_MS, ZK_TIMEOUT_MS);
conf.setLong(YarnConfiguration.RM_ZK_RETRY_INTERVAL_MS, 100);
final ZKRMStateStore store =
(ZKRMStateStore) zkClientTester.getRMStateStore(conf);
TestDispatcher dispatcher = new TestDispatcher();
store.setRMDispatcher(dispatcher);
final AtomicBoolean assertionFailedInThread = new AtomicBoolean(false);
testingServer.stop();
Thread clientThread = new Thread() {
@Override
public void run() {
try {
store.getData(path);
} catch (Exception e) {
e.printStackTrace();
assertionFailedInThread.set(true);
}
}
};
Thread.sleep(2000);
testingServer.start();
clientThread.join();
Assert.assertFalse(assertionFailedInThread.get());
}
示例3: testZKClientRetry
import org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStoreTestBase.TestDispatcher; //导入依赖的package包/类
@Test (timeout = 20000)
public void testZKClientRetry() throws Exception {
TestZKClient zkClientTester = new TestZKClient();
final String path = "/test";
YarnConfiguration conf = new YarnConfiguration();
conf.setInt(YarnConfiguration.RM_ZK_TIMEOUT_MS, 1000);
conf.setLong(YarnConfiguration.RM_ZK_RETRY_INTERVAL_MS, 100);
final ZKRMStateStore store =
(ZKRMStateStore) zkClientTester.getRMStateStore(conf);
TestDispatcher dispatcher = new TestDispatcher();
store.setRMDispatcher(dispatcher);
final AtomicBoolean assertionFailedInThread = new AtomicBoolean(false);
stopServer();
Thread clientThread = new Thread() {
@Override
public void run() {
try {
store.getDataWithRetries(path, true);
} catch (Exception e) {
e.printStackTrace();
assertionFailedInThread.set(true);
}
}
};
Thread.sleep(2000);
startServer();
clientThread.join();
Assert.assertFalse(assertionFailedInThread.get());
}
示例4: testZKSessionTimeout
import org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStoreTestBase.TestDispatcher; //导入依赖的package包/类
@Test(timeout = 20000)
public void testZKSessionTimeout() throws Exception {
TestZKClient zkClientTester = new TestZKClient();
String path = "/test";
YarnConfiguration conf = new YarnConfiguration();
conf.setInt(YarnConfiguration.RM_ZK_TIMEOUT_MS, 100);
ZKRMStateStore store =
(ZKRMStateStore) zkClientTester.getRMStateStore(conf);
TestDispatcher dispatcher = new TestDispatcher();
store.setRMDispatcher(dispatcher);
// a hack to trigger expired event
zkClientTester.forExpire = true;
// trigger watch
store.createWithRetries(path, null, ZooDefs.Ids.OPEN_ACL_UNSAFE,
CreateMode.PERSISTENT);
store.getDataWithRetries(path, true);
store.setDataWithRetries(path, "bytes".getBytes(), 0);
zkClientTester.syncBarrier.await();
// after this point, expired event has already been processed.
try {
byte[] ret = store.getDataWithRetries(path, false);
Assert.assertEquals("bytes", new String(ret));
} catch (Exception e) {
String error = "New session creation failed";
LOG.error(error, e);
fail(error);
}
}
示例5: testZKSessionTimeout
import org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStoreTestBase.TestDispatcher; //导入依赖的package包/类
@Test(timeout = 20000)
public void testZKSessionTimeout() throws Exception {
TestZKClient zkClientTester = new TestZKClient();
String path = "/test";
YarnConfiguration conf = new YarnConfiguration();
conf.setInt(YarnConfiguration.RM_ZK_TIMEOUT_MS, ZK_TIMEOUT_MS);
ZKRMStateStore store =
(ZKRMStateStore) zkClientTester.getRMStateStore(conf);
TestDispatcher dispatcher = new TestDispatcher();
store.setRMDispatcher(dispatcher);
// a hack to trigger expired event
zkClientTester.forExpire = true;
// trigger watch
store.createWithRetries(path, null, ZooDefs.Ids.OPEN_ACL_UNSAFE,
CreateMode.PERSISTENT);
store.getDataWithRetries(path, true);
store.setDataWithRetries(path, "bytes".getBytes(), 0);
zkClientTester.syncBarrier.await();
// after this point, expired event has already been processed.
try {
byte[] ret = store.getDataWithRetries(path, false);
assertEquals("bytes", new String(ret));
} catch (Exception e) {
String error = "New session creation failed";
LOG.error(error, e);
fail(error);
}
// send Disconnected event from old client session to ZKRMStateStore
// check the current client session is not affected.
Assert.assertTrue(zkClientTester.oldWatcher != null);
WatchedEvent disconnectedEvent = new WatchedEvent(
Watcher.Event.EventType.None,
Watcher.Event.KeeperState.Disconnected, null);
zkClientTester.oldWatcher.process(disconnectedEvent);
Assert.assertTrue(store.zkClient != null);
zkClientTester.watcher.process(disconnectedEvent);
Assert.assertTrue(store.zkClient == null);
WatchedEvent connectedEvent = new WatchedEvent(
Watcher.Event.EventType.None,
Watcher.Event.KeeperState.SyncConnected, null);
zkClientTester.watcher.process(connectedEvent);
Assert.assertTrue(store.zkClient != null);
Assert.assertTrue(store.zkClient == store.activeZkClient);
}