Java Code Examples for org.apache.flink.test.util.MiniClusterWithClientResource#before()
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org.apache.flink.test.util.MiniClusterWithClientResource#before() .
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Example 1
Source File: HistoryServerTest.java From flink with Apache License 2.0 | 6 votes |
@Before public void setUp() throws Exception { jmDirectory = TMP.newFolder("jm_" + versionLessThan14); hsDirectory = TMP.newFolder("hs_" + versionLessThan14); Configuration clusterConfig = new Configuration(); clusterConfig.setString(JobManagerOptions.ARCHIVE_DIR, jmDirectory.toURI().toString()); cluster = new MiniClusterWithClientResource( new MiniClusterResourceConfiguration.Builder() .setConfiguration(clusterConfig) .setNumberTaskManagers(1) .setNumberSlotsPerTaskManager(1) .build()); cluster.before(); }
Example 2
Source File: HistoryServerTest.java From flink with Apache License 2.0 | 6 votes |
@Before public void setUp() throws Exception { jmDirectory = tmpFolder.newFolder("jm_" + versionLessThan14); hsDirectory = tmpFolder.newFolder("hs_" + versionLessThan14); Configuration clusterConfig = new Configuration(); clusterConfig.setString(JobManagerOptions.ARCHIVE_DIR, jmDirectory.toURI().toString()); cluster = new MiniClusterWithClientResource( new MiniClusterResourceConfiguration.Builder() .setConfiguration(clusterConfig) .setNumberTaskManagers(1) .setNumberSlotsPerTaskManager(1) .build()); cluster.before(); }
Example 3
Source File: SavepointITCase.java From flink with Apache License 2.0 | 6 votes |
private String submitJobAndTakeSavepoint(MiniClusterResourceFactory clusterFactory, int parallelism) throws Exception { final JobGraph jobGraph = createJobGraph(parallelism, 0, 1000); final JobID jobId = jobGraph.getJobID(); StatefulCounter.resetForTest(parallelism); MiniClusterWithClientResource cluster = clusterFactory.get(); cluster.before(); ClusterClient<?> client = cluster.getClusterClient(); try { client.setDetached(true); client.submitJob(jobGraph, SavepointITCase.class.getClassLoader()); StatefulCounter.getProgressLatch().await(); return client.cancelWithSavepoint(jobId, null); } finally { cluster.after(); StatefulCounter.resetForTest(parallelism); } }
Example 4
Source File: HAQueryableStateFsBackendITCase.java From flink with Apache License 2.0 | 6 votes |
@BeforeClass public static void setup() throws Exception { zkServer = new TestingServer(); // we have to manage this manually because we have to create the ZooKeeper server // ahead of this miniClusterResource = new MiniClusterWithClientResource( new MiniClusterResourceConfiguration.Builder() .setConfiguration(getConfig()) .setNumberTaskManagers(NUM_TMS) .setNumberSlotsPerTaskManager(NUM_SLOTS_PER_TM) .build()); miniClusterResource.before(); client = new QueryableStateClient("localhost", QS_PROXY_PORT_RANGE_START); clusterClient = miniClusterResource.getClusterClient(); }
Example 5
Source File: RescalingITCase.java From flink with Apache License 2.0 | 6 votes |
@Before public void setup() throws Exception { // detect parameter change if (currentBackend != backend) { shutDownExistingCluster(); currentBackend = backend; Configuration config = new Configuration(); final File checkpointDir = temporaryFolder.newFolder(); final File savepointDir = temporaryFolder.newFolder(); config.setString(CheckpointingOptions.STATE_BACKEND, currentBackend); config.setString(CheckpointingOptions.CHECKPOINTS_DIRECTORY, checkpointDir.toURI().toString()); config.setString(CheckpointingOptions.SAVEPOINT_DIRECTORY, savepointDir.toURI().toString()); cluster = new MiniClusterWithClientResource( new MiniClusterResourceConfiguration.Builder() .setConfiguration(config) .setNumberTaskManagers(numTaskManagers) .setNumberSlotsPerTaskManager(numSlots) .build()); cluster.before(); } }
Example 6
Source File: HAQueryableStateFsBackendITCase.java From Flink-CEPplus with Apache License 2.0 | 6 votes |
@BeforeClass public static void setup() throws Exception { zkServer = new TestingServer(); // we have to manage this manually because we have to create the ZooKeeper server // ahead of this miniClusterResource = new MiniClusterWithClientResource( new MiniClusterResourceConfiguration.Builder() .setConfiguration(getConfig()) .setNumberTaskManagers(NUM_TMS) .setNumberSlotsPerTaskManager(NUM_SLOTS_PER_TM) .build()); miniClusterResource.before(); client = new QueryableStateClient("localhost", QS_PROXY_PORT_RANGE_START); clusterClient = miniClusterResource.getClusterClient(); }
Example 7
Source File: HAQueryableStateRocksDBBackendITCase.java From flink with Apache License 2.0 | 6 votes |
@BeforeClass public static void setup() throws Exception { zkServer = new TestingServer(); // we have to manage this manually because we have to create the ZooKeeper server // ahead of this miniClusterResource = new MiniClusterWithClientResource( new MiniClusterResourceConfiguration.Builder() .setConfiguration(getConfig()) .setNumberTaskManagers(NUM_TMS) .setNumberSlotsPerTaskManager(NUM_SLOTS_PER_TM) .build()); miniClusterResource.before(); client = new QueryableStateClient("localhost", QS_PROXY_PORT_RANGE_START); clusterClient = miniClusterResource.getClusterClient(); }
Example 8
Source File: HAQueryableStateRocksDBBackendITCase.java From flink with Apache License 2.0 | 6 votes |
@BeforeClass public static void setup() throws Exception { zkServer = new TestingServer(); // we have to manage this manually because we have to create the ZooKeeper server // ahead of this miniClusterResource = new MiniClusterWithClientResource( new MiniClusterResourceConfiguration.Builder() .setConfiguration(getConfig()) .setNumberTaskManagers(NUM_TMS) .setNumberSlotsPerTaskManager(NUM_SLOTS_PER_TM) .build()); miniClusterResource.before(); client = new QueryableStateClient("localhost", QS_PROXY_PORT_RANGE_START); clusterClient = miniClusterResource.getClusterClient(); }
Example 9
Source File: RescalingITCase.java From flink with Apache License 2.0 | 6 votes |
@Before public void setup() throws Exception { // detect parameter change if (currentBackend != backend) { shutDownExistingCluster(); currentBackend = backend; Configuration config = new Configuration(); final File checkpointDir = temporaryFolder.newFolder(); final File savepointDir = temporaryFolder.newFolder(); config.setString(CheckpointingOptions.STATE_BACKEND, currentBackend); config.setString(CheckpointingOptions.CHECKPOINTS_DIRECTORY, checkpointDir.toURI().toString()); config.setString(CheckpointingOptions.SAVEPOINT_DIRECTORY, savepointDir.toURI().toString()); cluster = new MiniClusterWithClientResource( new MiniClusterResourceConfiguration.Builder() .setConfiguration(config) .setNumberTaskManagers(numTaskManagers) .setNumberSlotsPerTaskManager(numSlots) .build()); cluster.before(); } }
Example 10
Source File: RegionFailoverITCase.java From flink with Apache License 2.0 | 6 votes |
@Before public void setup() throws Exception { Configuration configuration = new Configuration(); configuration.setString(JobManagerOptions.EXECUTION_FAILOVER_STRATEGY, "region"); // global failover times: 3, region failover times: NUM_OF_RESTARTS configuration.setInteger(FailingRestartStrategy.NUM_FAILURES_CONFIG_OPTION, 3); configuration.setString(ConfigConstants.RESTART_STRATEGY, FailingRestartStrategy.class.getName()); cluster = new MiniClusterWithClientResource( new MiniClusterResourceConfiguration.Builder() .setConfiguration(configuration) .setNumberTaskManagers(2) .setNumberSlotsPerTaskManager(2).build()); cluster.before(); jobFailedCnt.set(0); numCompletedCheckpoints.set(0); }
Example 11
Source File: ZooKeeperHighAvailabilityITCase.java From flink with Apache License 2.0 | 5 votes |
@BeforeClass public static void setup() throws Exception { zkServer = new TestingServer(); Configuration config = new Configuration(); config.setInteger(ConfigConstants.LOCAL_NUMBER_JOB_MANAGER, NUM_JMS); config.setInteger(ConfigConstants.LOCAL_NUMBER_TASK_MANAGER, NUM_TMS); config.setInteger(TaskManagerOptions.NUM_TASK_SLOTS, NUM_SLOTS_PER_TM); File haStorageRootDir = TEMPORARY_FOLDER.newFolder(); String clusterId = UUID.randomUUID().toString(); haStorageDir = new File(haStorageRootDir, clusterId); config.setString(HighAvailabilityOptions.HA_STORAGE_PATH, haStorageRootDir.toString()); config.setString(HighAvailabilityOptions.HA_CLUSTER_ID, clusterId); config.setString(HighAvailabilityOptions.HA_ZOOKEEPER_QUORUM, zkServer.getConnectString()); config.setString(HighAvailabilityOptions.HA_MODE, "zookeeper"); config.setString( ConfigConstants.METRICS_REPORTER_PREFIX + "restarts." + ConfigConstants.METRICS_REPORTER_CLASS_SUFFIX, RestartReporter.class.getName()); // we have to manage this manually because we have to create the ZooKeeper server // ahead of this miniClusterResource = new MiniClusterWithClientResource( new MiniClusterResourceConfiguration.Builder() .setConfiguration(config) .setNumberTaskManagers(NUM_TMS) .setNumberSlotsPerTaskManager(NUM_SLOTS_PER_TM) .build()); miniClusterResource.before(); }
Example 12
Source File: SavepointITCase.java From Flink-CEPplus with Apache License 2.0 | 5 votes |
@Test public void testTriggerSavepointWithCheckpointingDisabled() throws Exception { // Config final int numTaskManagers = 1; final int numSlotsPerTaskManager = 1; final Configuration config = new Configuration(); final MiniClusterWithClientResource cluster = new MiniClusterWithClientResource( new MiniClusterResourceConfiguration.Builder() .setConfiguration(config) .setNumberTaskManagers(numTaskManagers) .setNumberSlotsPerTaskManager(numSlotsPerTaskManager) .build()); cluster.before(); final ClusterClient<?> client = cluster.getClusterClient(); final JobVertex vertex = new JobVertex("Blocking vertex"); vertex.setInvokableClass(BlockingNoOpInvokable.class); vertex.setParallelism(1); final JobGraph graph = new JobGraph(vertex); try { client.setDetached(true); client.submitJob(graph, SavepointITCase.class.getClassLoader()); client.triggerSavepoint(graph.getJobID(), null).get(); fail(); } catch (ExecutionException e) { assertTrue(ExceptionUtils.findThrowable(e, IllegalStateException.class).isPresent()); assertTrue(ExceptionUtils.findThrowableWithMessage(e, graph.getJobID().toString()).isPresent()); assertTrue(ExceptionUtils.findThrowableWithMessage(e, "is not a streaming job").isPresent()); } finally { cluster.after(); } }
Example 13
Source File: SavepointITCase.java From Flink-CEPplus with Apache License 2.0 | 5 votes |
@Test public void testTriggerSavepointForNonExistingJob() throws Exception { // Config final int numTaskManagers = 1; final int numSlotsPerTaskManager = 1; final Configuration config = new Configuration(); config.setString(CheckpointingOptions.SAVEPOINT_DIRECTORY, savepointDir.toURI().toString()); final MiniClusterWithClientResource cluster = new MiniClusterWithClientResource( new MiniClusterResourceConfiguration.Builder() .setConfiguration(config) .setNumberTaskManagers(numTaskManagers) .setNumberSlotsPerTaskManager(numSlotsPerTaskManager) .build()); cluster.before(); final ClusterClient<?> client = cluster.getClusterClient(); final JobID jobID = new JobID(); try { client.triggerSavepoint(jobID, null).get(); fail(); } catch (ExecutionException e) { assertTrue(ExceptionUtils.findThrowable(e, FlinkJobNotFoundException.class).isPresent()); assertTrue(ExceptionUtils.findThrowableWithMessage(e, jobID.toString()).isPresent()); } finally { cluster.after(); } }
Example 14
Source File: SavepointITCase.java From flink with Apache License 2.0 | 5 votes |
@Test public void testTriggerSavepointWithCheckpointingDisabled() throws Exception { // Config final int numTaskManagers = 1; final int numSlotsPerTaskManager = 1; final Configuration config = new Configuration(); final MiniClusterWithClientResource cluster = new MiniClusterWithClientResource( new MiniClusterResourceConfiguration.Builder() .setConfiguration(config) .setNumberTaskManagers(numTaskManagers) .setNumberSlotsPerTaskManager(numSlotsPerTaskManager) .build()); cluster.before(); final ClusterClient<?> client = cluster.getClusterClient(); final JobVertex vertex = new JobVertex("Blocking vertex"); vertex.setInvokableClass(BlockingNoOpInvokable.class); vertex.setParallelism(1); final JobGraph graph = new JobGraph(vertex); try { ClientUtils.submitJob(client, graph); client.triggerSavepoint(graph.getJobID(), null).get(); fail(); } catch (ExecutionException e) { assertTrue(ExceptionUtils.findThrowable(e, IllegalStateException.class).isPresent()); assertTrue(ExceptionUtils.findThrowableWithMessage(e, graph.getJobID().toString()).isPresent()); assertTrue(ExceptionUtils.findThrowableWithMessage(e, "is not a streaming job").isPresent()); } finally { cluster.after(); } }
Example 15
Source File: NetworkStackThroughputITCase.java From Flink-CEPplus with Apache License 2.0 | 4 votes |
@Test public void testThroughput() throws Exception { Object[][] configParams = new Object[][]{ new Object[]{1, false, false, false, 4, 2}, new Object[]{1, true, false, false, 4, 2}, new Object[]{1, true, true, false, 4, 2}, new Object[]{1, true, false, true, 4, 2}, new Object[]{2, true, false, false, 4, 2}, new Object[]{4, true, false, false, 4, 2}, new Object[]{4, true, false, false, 8, 4}, }; for (Object[] p : configParams) { final int dataVolumeGb = (Integer) p[0]; final boolean useForwarder = (Boolean) p[1]; final boolean isSlowSender = (Boolean) p[2]; final boolean isSlowReceiver = (Boolean) p[3]; final int parallelism = (Integer) p[4]; final int numSlotsPerTaskManager = (Integer) p[5]; if (parallelism % numSlotsPerTaskManager != 0) { throw new RuntimeException("The test case defines a parallelism that is not a multiple of the slots per task manager."); } final int numTaskManagers = parallelism / numSlotsPerTaskManager; final MiniClusterWithClientResource cluster = new MiniClusterWithClientResource( new MiniClusterResourceConfiguration.Builder() .setNumberTaskManagers(numTaskManagers) .setNumberSlotsPerTaskManager(numSlotsPerTaskManager) .build()); cluster.before(); try { System.out.println(String.format("Running test with parameters: dataVolumeGB=%s, useForwarder=%s, isSlowSender=%s, isSlowReceiver=%s, parallelism=%s, numSlotsPerTM=%s", dataVolumeGb, useForwarder, isSlowSender, isSlowReceiver, parallelism, numSlotsPerTaskManager)); testProgram( cluster, dataVolumeGb, useForwarder, isSlowSender, isSlowReceiver, parallelism); } finally { cluster.after(); } } }
Example 16
Source File: ResumeCheckpointManuallyITCase.java From Flink-CEPplus with Apache License 2.0 | 4 votes |
private void testExternalizedCheckpoints( File checkpointDir, String zooKeeperQuorum, StateBackend backend, boolean localRecovery) throws Exception { final Configuration config = new Configuration(); final File savepointDir = temporaryFolder.newFolder(); config.setString(CheckpointingOptions.CHECKPOINTS_DIRECTORY, checkpointDir.toURI().toString()); config.setString(CheckpointingOptions.SAVEPOINT_DIRECTORY, savepointDir.toURI().toString()); config.setBoolean(CheckpointingOptions.LOCAL_RECOVERY, localRecovery); // ZooKeeper recovery mode? if (zooKeeperQuorum != null) { final File haDir = temporaryFolder.newFolder(); config.setString(HighAvailabilityOptions.HA_MODE, "ZOOKEEPER"); config.setString(HighAvailabilityOptions.HA_ZOOKEEPER_QUORUM, zooKeeperQuorum); config.setString(HighAvailabilityOptions.HA_STORAGE_PATH, haDir.toURI().toString()); } MiniClusterWithClientResource cluster = new MiniClusterWithClientResource( new MiniClusterResourceConfiguration.Builder() .setConfiguration(config) .setNumberTaskManagers(NUM_TASK_MANAGERS) .setNumberSlotsPerTaskManager(SLOTS_PER_TASK_MANAGER) .build()); cluster.before(); ClusterClient<?> client = cluster.getClusterClient(); client.setDetached(true); try { // main test sequence: start job -> eCP -> restore job -> eCP -> restore job String firstExternalCheckpoint = runJobAndGetExternalizedCheckpoint(backend, checkpointDir, null, client); assertNotNull(firstExternalCheckpoint); String secondExternalCheckpoint = runJobAndGetExternalizedCheckpoint(backend, checkpointDir, firstExternalCheckpoint, client); assertNotNull(secondExternalCheckpoint); String thirdExternalCheckpoint = runJobAndGetExternalizedCheckpoint(backend, checkpointDir, secondExternalCheckpoint, client); assertNotNull(thirdExternalCheckpoint); } finally { cluster.after(); } }
Example 17
Source File: SavepointITCase.java From Flink-CEPplus with Apache License 2.0 | 4 votes |
@Test public void testSubmitWithUnknownSavepointPath() throws Exception { // Config int numTaskManagers = 1; int numSlotsPerTaskManager = 1; int parallelism = numTaskManagers * numSlotsPerTaskManager; final Configuration config = new Configuration(); config.setString(CheckpointingOptions.SAVEPOINT_DIRECTORY, savepointDir.toURI().toString()); MiniClusterWithClientResource cluster = new MiniClusterWithClientResource( new MiniClusterResourceConfiguration.Builder() .setConfiguration(config) .setNumberTaskManagers(numTaskManagers) .setNumberSlotsPerTaskManager(numSlotsPerTaskManager) .build()); cluster.before(); ClusterClient<?> client = cluster.getClusterClient(); try { // High value to ensure timeouts if restarted. int numberOfRetries = 1000; // Submit the job // Long delay to ensure that the test times out if the job // manager tries to restart the job. final JobGraph jobGraph = createJobGraph(parallelism, numberOfRetries, 3600000); // Set non-existing savepoint path jobGraph.setSavepointRestoreSettings(SavepointRestoreSettings.forPath("unknown path")); assertEquals("unknown path", jobGraph.getSavepointRestoreSettings().getRestorePath()); LOG.info("Submitting job " + jobGraph.getJobID() + " in detached mode."); try { client.setDetached(false); client.submitJob(jobGraph, SavepointITCase.class.getClassLoader()); } catch (Exception e) { Optional<JobExecutionException> expectedJobExecutionException = ExceptionUtils.findThrowable(e, JobExecutionException.class); Optional<FileNotFoundException> expectedFileNotFoundException = ExceptionUtils.findThrowable(e, FileNotFoundException.class); if (!(expectedJobExecutionException.isPresent() && expectedFileNotFoundException.isPresent())) { throw e; } } } finally { cluster.after(); } }
Example 18
Source File: NetworkStackThroughputITCase.java From flink with Apache License 2.0 | 4 votes |
@Test public void testThroughput() throws Exception { Object[][] configParams = new Object[][]{ new Object[]{1, false, false, false, 4, 2}, new Object[]{1, true, false, false, 4, 2}, new Object[]{1, true, true, false, 4, 2}, new Object[]{1, true, false, true, 4, 2}, new Object[]{2, true, false, false, 4, 2}, new Object[]{4, true, false, false, 4, 2}, new Object[]{4, true, false, false, 8, 4}, }; for (Object[] p : configParams) { final int dataVolumeGb = (Integer) p[0]; final boolean useForwarder = (Boolean) p[1]; final boolean isSlowSender = (Boolean) p[2]; final boolean isSlowReceiver = (Boolean) p[3]; final int parallelism = (Integer) p[4]; final int numSlotsPerTaskManager = (Integer) p[5]; if (parallelism % numSlotsPerTaskManager != 0) { throw new RuntimeException("The test case defines a parallelism that is not a multiple of the slots per task manager."); } final int numTaskManagers = parallelism / numSlotsPerTaskManager; final MiniClusterWithClientResource cluster = new MiniClusterWithClientResource( new MiniClusterResourceConfiguration.Builder() .setNumberTaskManagers(numTaskManagers) .setNumberSlotsPerTaskManager(numSlotsPerTaskManager) .build()); cluster.before(); try { System.out.println(String.format("Running test with parameters: dataVolumeGB=%s, useForwarder=%s, isSlowSender=%s, isSlowReceiver=%s, parallelism=%s, numSlotsPerTM=%s", dataVolumeGb, useForwarder, isSlowSender, isSlowReceiver, parallelism, numSlotsPerTaskManager)); testProgram( cluster, dataVolumeGb, useForwarder, isSlowSender, isSlowReceiver, parallelism); } finally { cluster.after(); } } }
Example 19
Source File: ResumeCheckpointManuallyITCase.java From flink with Apache License 2.0 | 4 votes |
private void testExternalizedCheckpoints( File checkpointDir, String zooKeeperQuorum, StateBackend backend, boolean localRecovery) throws Exception { final Configuration config = new Configuration(); final File savepointDir = temporaryFolder.newFolder(); config.setString(CheckpointingOptions.CHECKPOINTS_DIRECTORY, checkpointDir.toURI().toString()); config.setString(CheckpointingOptions.SAVEPOINT_DIRECTORY, savepointDir.toURI().toString()); config.setBoolean(CheckpointingOptions.LOCAL_RECOVERY, localRecovery); // ZooKeeper recovery mode? if (zooKeeperQuorum != null) { final File haDir = temporaryFolder.newFolder(); config.setString(HighAvailabilityOptions.HA_MODE, "ZOOKEEPER"); config.setString(HighAvailabilityOptions.HA_ZOOKEEPER_QUORUM, zooKeeperQuorum); config.setString(HighAvailabilityOptions.HA_STORAGE_PATH, haDir.toURI().toString()); } MiniClusterWithClientResource cluster = new MiniClusterWithClientResource( new MiniClusterResourceConfiguration.Builder() .setConfiguration(config) .setNumberTaskManagers(NUM_TASK_MANAGERS) .setNumberSlotsPerTaskManager(SLOTS_PER_TASK_MANAGER) .build()); cluster.before(); ClusterClient<?> client = cluster.getClusterClient(); try { // main test sequence: start job -> eCP -> restore job -> eCP -> restore job String firstExternalCheckpoint = runJobAndGetExternalizedCheckpoint(backend, checkpointDir, null, client); assertNotNull(firstExternalCheckpoint); String secondExternalCheckpoint = runJobAndGetExternalizedCheckpoint(backend, checkpointDir, firstExternalCheckpoint, client); assertNotNull(secondExternalCheckpoint); String thirdExternalCheckpoint = runJobAndGetExternalizedCheckpoint(backend, checkpointDir, secondExternalCheckpoint, client); assertNotNull(thirdExternalCheckpoint); } finally { cluster.after(); } }
Example 20
Source File: SavepointITCase.java From flink with Apache License 2.0 | 4 votes |
@Test public void testSubmitWithUnknownSavepointPath() throws Exception { // Config int numTaskManagers = 1; int numSlotsPerTaskManager = 1; int parallelism = numTaskManagers * numSlotsPerTaskManager; final Configuration config = new Configuration(); config.setString(CheckpointingOptions.SAVEPOINT_DIRECTORY, savepointDir.toURI().toString()); MiniClusterWithClientResource cluster = new MiniClusterWithClientResource( new MiniClusterResourceConfiguration.Builder() .setConfiguration(config) .setNumberTaskManagers(numTaskManagers) .setNumberSlotsPerTaskManager(numSlotsPerTaskManager) .build()); cluster.before(); ClusterClient<?> client = cluster.getClusterClient(); try { // High value to ensure timeouts if restarted. int numberOfRetries = 1000; // Submit the job // Long delay to ensure that the test times out if the job // manager tries to restart the job. final JobGraph jobGraph = createJobGraph(parallelism, numberOfRetries, 3600000); // Set non-existing savepoint path jobGraph.setSavepointRestoreSettings(SavepointRestoreSettings.forPath("unknown path")); assertEquals("unknown path", jobGraph.getSavepointRestoreSettings().getRestorePath()); LOG.info("Submitting job " + jobGraph.getJobID() + " in detached mode."); try { client.setDetached(false); client.submitJob(jobGraph, SavepointITCase.class.getClassLoader()); } catch (Exception e) { Optional<JobExecutionException> expectedJobExecutionException = ExceptionUtils.findThrowable(e, JobExecutionException.class); Optional<FileNotFoundException> expectedFileNotFoundException = ExceptionUtils.findThrowable(e, FileNotFoundException.class); if (!(expectedJobExecutionException.isPresent() && expectedFileNotFoundException.isPresent())) { throw e; } } } finally { cluster.after(); } }