use of org.apache.samza.checkpoint.kafka.KafkaStateCheckpointMarker in project samza by apache.
the class TestTransactionalStateTaskRestoreManager method testGetStoreActionsForLoggedPersistentStore_FullTrimIfNullCheckpointedOffsetAndNotRetainExistingState.
/**
* We need to trim the changelog topic to handle the scenario where container wrote some messages to store and
* changelog, but died before the first commit (leaving checkpointed changelog offset as null).
*
* Retain existing state flag exists to support cases when user is turning on transactional support for the first
* time and does not have an existing checkpointed changelog offset. Retain existing state flag allows them to
* carry over the existing changelog state after a full bootstrap. Flag should be turned off after the first deploy.
*/
@Test
public void testGetStoreActionsForLoggedPersistentStore_FullTrimIfNullCheckpointedOffsetAndNotRetainExistingState() {
TaskModel mockTaskModel = mock(TaskModel.class);
TaskName taskName = new TaskName("Partition 0");
when(mockTaskModel.getTaskName()).thenReturn(taskName);
Partition taskChangelogPartition = new Partition(0);
when(mockTaskModel.getChangelogPartition()).thenReturn(taskChangelogPartition);
String store1Name = "store1";
StorageEngine store1Engine = mock(StorageEngine.class);
StoreProperties mockStore1Properties = mock(StoreProperties.class);
when(store1Engine.getStoreProperties()).thenReturn(mockStore1Properties);
when(mockStore1Properties.isLoggedStore()).thenReturn(true);
when(mockStore1Properties.isPersistedToDisk()).thenReturn(true);
Map<String, StorageEngine> mockStoreEngines = ImmutableMap.of(store1Name, store1Engine);
String changelog1SystemName = "system1";
String changelog1StreamName = "store1Changelog";
SystemStream changelog1SystemStream = new SystemStream(changelog1SystemName, changelog1StreamName);
SystemStreamPartition changelog1SSP = new SystemStreamPartition(changelog1SystemStream, taskChangelogPartition);
SystemStreamPartitionMetadata changelog1SSPMetadata = new SystemStreamPartitionMetadata("0", "10", "11");
Map<String, SystemStream> mockStoreChangelogs = ImmutableMap.of(store1Name, changelog1SystemStream);
String changelog1CheckpointedOffset = null;
CheckpointId checkpointId = CheckpointId.create();
KafkaStateCheckpointMarker kafkaStateCheckpointMarker = new KafkaStateCheckpointMarker(changelog1SSP, changelog1CheckpointedOffset);
Map<String, KafkaStateCheckpointMarker> mockCheckpointedChangelogOffset = new HashMap<String, KafkaStateCheckpointMarker>() {
{
put(store1Name, kafkaStateCheckpointMarker);
}
};
Map<SystemStreamPartition, SystemStreamPartitionMetadata> mockCurrentChangelogOffsets = ImmutableMap.of(changelog1SSP, changelog1SSPMetadata);
SystemAdmins mockSystemAdmins = mock(SystemAdmins.class);
SystemAdmin mockSystemAdmin = mock(SystemAdmin.class);
when(mockSystemAdmins.getSystemAdmin(changelog1SSP.getSystem())).thenReturn(mockSystemAdmin);
StorageManagerUtil mockStorageManagerUtil = mock(StorageManagerUtil.class);
File mockLoggedStoreBaseDir = mock(File.class);
File mockNonLoggedStoreBaseDir = mock(File.class);
HashMap<String, String> configMap = new HashMap<>();
configMap.put(TaskConfig.TRANSACTIONAL_STATE_RETAIN_EXISTING_STATE, "false");
Config mockConfig = new MapConfig(configMap);
Clock mockClock = mock(Clock.class);
File mockCurrentStoreDir = mock(File.class);
File mockStoreNewerCheckpointDir = mock(File.class);
File mockStoreOlderCheckpointDir = mock(File.class);
String olderCheckpointDirLocalOffset = "3";
String newerCheckpointDirLocalOffset = "5";
when(mockStorageManagerUtil.getTaskStoreDir(eq(mockLoggedStoreBaseDir), eq(store1Name), eq(taskName), any())).thenReturn(mockCurrentStoreDir);
when(mockStorageManagerUtil.getTaskStoreCheckpointDirs(eq(mockLoggedStoreBaseDir), eq(store1Name), eq(taskName), any())).thenReturn(ImmutableList.of(mockStoreNewerCheckpointDir, mockStoreOlderCheckpointDir));
when(mockStorageManagerUtil.isLoggedStoreValid(eq(store1Name), eq(mockStoreNewerCheckpointDir), any(), eq(mockStoreChangelogs), eq(mockTaskModel), any(), eq(mockStoreEngines))).thenReturn(true);
when(mockStorageManagerUtil.isLoggedStoreValid(eq(store1Name), eq(mockStoreOlderCheckpointDir), any(), eq(mockStoreChangelogs), eq(mockTaskModel), any(), eq(mockStoreEngines))).thenReturn(true);
Set<SystemStreamPartition> mockChangelogSSPs = ImmutableSet.of(changelog1SSP);
when(mockStorageManagerUtil.readOffsetFile(eq(mockStoreNewerCheckpointDir), eq(mockChangelogSSPs), eq(false))).thenReturn(ImmutableMap.of(changelog1SSP, newerCheckpointDirLocalOffset));
when(mockStorageManagerUtil.readOffsetFile(eq(mockStoreOlderCheckpointDir), eq(mockChangelogSSPs), eq(false))).thenReturn(// less than checkpointed offset (5)
ImmutableMap.of(changelog1SSP, olderCheckpointDirLocalOffset));
Mockito.when(mockSystemAdmin.offsetComparator(anyString(), anyString())).thenAnswer((Answer<Integer>) invocation -> {
String offset1 = (String) invocation.getArguments()[0];
String offset2 = (String) invocation.getArguments()[1];
return Long.valueOf(offset1).compareTo(Long.valueOf(offset2));
});
StoreActions storeActions = TransactionalStateTaskRestoreManager.getStoreActions(mockTaskModel, mockStoreEngines, mockStoreChangelogs, mockCheckpointedChangelogOffset, checkpointId, mockCurrentChangelogOffsets, mockSystemAdmins, mockStorageManagerUtil, mockLoggedStoreBaseDir, mockNonLoggedStoreBaseDir, mockConfig, mockClock);
// ensure that all the store dirs (current or checkpoint) are marked for deletion
assertEquals(3, storeActions.storeDirsToDelete.get(store1Name).size());
assertTrue(storeActions.storeDirsToDelete.get(store1Name).contains(mockCurrentStoreDir));
assertTrue(storeActions.storeDirsToDelete.get(store1Name).contains(mockStoreOlderCheckpointDir));
assertTrue(storeActions.storeDirsToDelete.get(store1Name).contains(mockStoreNewerCheckpointDir));
// ensure that no directories are retained
assertEquals(0, storeActions.storeDirsToRetain.size());
// ensure that we mark the store for restore (full trim == restore from oldest to null)
assertEquals("0", storeActions.storesToRestore.get(store1Name).startingOffset);
assertNull(storeActions.storesToRestore.get(store1Name).endingOffset);
}
use of org.apache.samza.checkpoint.kafka.KafkaStateCheckpointMarker in project samza by apache.
the class TestTransactionalStateTaskRestoreManager method testGetStoreActionsForLoggedNonPersistentStore_RestoreToCheckpointedOffset.
@Test
public void testGetStoreActionsForLoggedNonPersistentStore_RestoreToCheckpointedOffset() {
TaskModel mockTaskModel = mock(TaskModel.class);
TaskName taskName = new TaskName("Partition 0");
when(mockTaskModel.getTaskName()).thenReturn(taskName);
Partition taskChangelogPartition = new Partition(0);
when(mockTaskModel.getChangelogPartition()).thenReturn(taskChangelogPartition);
String store1Name = "store1";
StorageEngine store1Engine = mock(StorageEngine.class);
StoreProperties mockStore1Properties = mock(StoreProperties.class);
when(store1Engine.getStoreProperties()).thenReturn(mockStore1Properties);
when(mockStore1Properties.isLoggedStore()).thenReturn(true);
// non-persistent (in memory) store
when(mockStore1Properties.isPersistedToDisk()).thenReturn(false);
Map<String, StorageEngine> mockStoreEngines = ImmutableMap.of(store1Name, store1Engine);
String changelog1SystemName = "system1";
String changelog1StreamName = "store1Changelog";
SystemStream changelog1SystemStream = new SystemStream(changelog1SystemName, changelog1StreamName);
SystemStreamPartition changelog1SSP = new SystemStreamPartition(changelog1SystemStream, taskChangelogPartition);
SystemStreamPartitionMetadata changelog1SSPMetadata = new SystemStreamPartitionMetadata("0", "10", "11");
Map<String, SystemStream> mockStoreChangelogs = ImmutableMap.of(store1Name, changelog1SystemStream);
String changelog1CheckpointedOffset = "5";
CheckpointId checkpointId = CheckpointId.create();
KafkaStateCheckpointMarker kafkaStateCheckpointMarker = new KafkaStateCheckpointMarker(changelog1SSP, changelog1CheckpointedOffset);
ImmutableMap<String, KafkaStateCheckpointMarker> mockCheckpointedChangelogOffset = ImmutableMap.of(store1Name, kafkaStateCheckpointMarker);
Map<SystemStreamPartition, SystemStreamPartitionMetadata> mockCurrentChangelogOffsets = ImmutableMap.of(changelog1SSP, changelog1SSPMetadata);
SystemAdmins mockSystemAdmins = mock(SystemAdmins.class);
SystemAdmin mockSystemAdmin = mock(SystemAdmin.class);
when(mockSystemAdmins.getSystemAdmin(changelog1SSP.getSystem())).thenReturn(mockSystemAdmin);
StorageManagerUtil mockStorageManagerUtil = mock(StorageManagerUtil.class);
File mockLoggedStoreBaseDir = mock(File.class);
File mockNonLoggedStoreBaseDir = mock(File.class);
Config mockConfig = mock(Config.class);
Clock mockClock = mock(Clock.class);
Mockito.when(mockSystemAdmin.offsetComparator(anyString(), anyString())).thenAnswer((Answer<Integer>) invocation -> {
String offset1 = (String) invocation.getArguments()[0];
String offset2 = (String) invocation.getArguments()[1];
return Long.valueOf(offset1).compareTo(Long.valueOf(offset2));
});
StoreActions storeActions = TransactionalStateTaskRestoreManager.getStoreActions(mockTaskModel, mockStoreEngines, mockStoreChangelogs, mockCheckpointedChangelogOffset, checkpointId, mockCurrentChangelogOffsets, mockSystemAdmins, mockStorageManagerUtil, mockLoggedStoreBaseDir, mockNonLoggedStoreBaseDir, mockConfig, mockClock);
// ensure that there is nothing to delete or retain
assertEquals(0, storeActions.storeDirsToDelete.size());
// ensure that we restore from the oldest changelog offset to checkpointed changelog offset
assertEquals("0", storeActions.storesToRestore.get(store1Name).startingOffset);
assertEquals(changelog1CheckpointedOffset, storeActions.storesToRestore.get(store1Name).endingOffset);
}
use of org.apache.samza.checkpoint.kafka.KafkaStateCheckpointMarker in project samza by apache.
the class TestTransactionalStateTaskRestoreManager method testGetStoreActionsForLoggedNonPersistentStore_FullRestoreIfCheckpointedOffsetInRangeButMaybeCompacted.
/**
* This can happen if the changelog offset is valid but the checkpoint is older than min compaction lag ms. E.g., when
* the job/container shut down and restarted after a long time.
*/
@Test
public void testGetStoreActionsForLoggedNonPersistentStore_FullRestoreIfCheckpointedOffsetInRangeButMaybeCompacted() {
TaskModel mockTaskModel = mock(TaskModel.class);
TaskName taskName = new TaskName("Partition 0");
when(mockTaskModel.getTaskName()).thenReturn(taskName);
Partition taskChangelogPartition = new Partition(0);
when(mockTaskModel.getChangelogPartition()).thenReturn(taskChangelogPartition);
String store1Name = "store1";
StorageEngine store1Engine = mock(StorageEngine.class);
StoreProperties mockStore1Properties = mock(StoreProperties.class);
when(store1Engine.getStoreProperties()).thenReturn(mockStore1Properties);
when(mockStore1Properties.isLoggedStore()).thenReturn(true);
// non-persistent store
when(mockStore1Properties.isPersistedToDisk()).thenReturn(false);
Map<String, StorageEngine> mockStoreEngines = ImmutableMap.of(store1Name, store1Engine);
String changelog1SystemName = "system1";
String changelog1StreamName = "store1Changelog";
SystemStream changelog1SystemStream = new SystemStream(changelog1SystemName, changelog1StreamName);
SystemStreamPartition changelog1SSP = new SystemStreamPartition(changelog1SystemStream, taskChangelogPartition);
// checkpointed changelog offset > newest offset (e.g. changelog topic got changed)
SystemStreamPartitionMetadata changelog1SSPMetadata = new SystemStreamPartitionMetadata("10", "20", "21");
Map<String, SystemStream> mockStoreChangelogs = ImmutableMap.of(store1Name, changelog1SystemStream);
String changelog1CheckpointedOffset = "5";
// checkpoint id older than default min.compaction.lag.ms
CheckpointId checkpointId = CheckpointId.deserialize("0-0");
KafkaStateCheckpointMarker kafkaStateCheckpointMarker = new KafkaStateCheckpointMarker(changelog1SSP, changelog1CheckpointedOffset);
Map<String, KafkaStateCheckpointMarker> mockCheckpointedChangelogOffset = new HashMap<String, KafkaStateCheckpointMarker>() {
{
put(store1Name, kafkaStateCheckpointMarker);
}
};
Map<SystemStreamPartition, SystemStreamPartitionMetadata> mockCurrentChangelogOffsets = ImmutableMap.of(changelog1SSP, changelog1SSPMetadata);
SystemAdmins mockSystemAdmins = mock(SystemAdmins.class);
SystemAdmin mockSystemAdmin = mock(SystemAdmin.class);
when(mockSystemAdmins.getSystemAdmin(changelog1SSP.getSystem())).thenReturn(mockSystemAdmin);
StorageManagerUtil mockStorageManagerUtil = mock(StorageManagerUtil.class);
File mockLoggedStoreBaseDir = mock(File.class);
File mockNonLoggedStoreBaseDir = mock(File.class);
Config mockConfig = mock(Config.class);
Clock mockClock = mock(Clock.class);
Mockito.when(mockSystemAdmin.offsetComparator(anyString(), anyString())).thenAnswer((Answer<Integer>) invocation -> {
String offset1 = (String) invocation.getArguments()[0];
String offset2 = (String) invocation.getArguments()[1];
return Long.valueOf(offset1).compareTo(Long.valueOf(offset2));
});
StoreActions storeActions = TransactionalStateTaskRestoreManager.getStoreActions(mockTaskModel, mockStoreEngines, mockStoreChangelogs, mockCheckpointedChangelogOffset, checkpointId, mockCurrentChangelogOffsets, mockSystemAdmins, mockStorageManagerUtil, mockLoggedStoreBaseDir, mockNonLoggedStoreBaseDir, mockConfig, mockClock);
// ensure that there is nothing to retain or delete
assertEquals(0, storeActions.storeDirsToDelete.size());
assertEquals(0, storeActions.storeDirsToRetain.size());
// ensure that we mark the store for full restore (from current oldest to current newest)
assertEquals("10", storeActions.storesToRestore.get(store1Name).startingOffset);
assertEquals("20", storeActions.storesToRestore.get(store1Name).endingOffset);
}
use of org.apache.samza.checkpoint.kafka.KafkaStateCheckpointMarker in project samza by apache.
the class TestTransactionalStateTaskRestoreManager method testGetStoreActionsForLoggedNonPersistentStore_FullRestoreIfNullCheckpointedOffsetAndRetainExistingChangelogState.
@Test
public void testGetStoreActionsForLoggedNonPersistentStore_FullRestoreIfNullCheckpointedOffsetAndRetainExistingChangelogState() {
TaskModel mockTaskModel = mock(TaskModel.class);
TaskName taskName = new TaskName("Partition 0");
when(mockTaskModel.getTaskName()).thenReturn(taskName);
Partition taskChangelogPartition = new Partition(0);
when(mockTaskModel.getChangelogPartition()).thenReturn(taskChangelogPartition);
String store1Name = "store1";
StorageEngine store1Engine = mock(StorageEngine.class);
StoreProperties mockStore1Properties = mock(StoreProperties.class);
when(store1Engine.getStoreProperties()).thenReturn(mockStore1Properties);
when(mockStore1Properties.isLoggedStore()).thenReturn(true);
// non-persistent store
when(mockStore1Properties.isPersistedToDisk()).thenReturn(false);
Map<String, StorageEngine> mockStoreEngines = ImmutableMap.of(store1Name, store1Engine);
String changelog1SystemName = "system1";
String changelog1StreamName = "store1Changelog";
SystemStream changelog1SystemStream = new SystemStream(changelog1SystemName, changelog1StreamName);
SystemStreamPartition changelog1SSP = new SystemStreamPartition(changelog1SystemStream, taskChangelogPartition);
SystemStreamPartitionMetadata changelog1SSPMetadata = new SystemStreamPartitionMetadata("0", "10", "11");
Map<String, SystemStream> mockStoreChangelogs = ImmutableMap.of(store1Name, changelog1SystemStream);
String changelog1CheckpointedOffset = null;
CheckpointId checkpointId = CheckpointId.create();
KafkaStateCheckpointMarker kafkaStateCheckpointMarker = new KafkaStateCheckpointMarker(changelog1SSP, changelog1CheckpointedOffset);
Map<String, KafkaStateCheckpointMarker> mockCheckpointedChangelogOffset = new HashMap<String, KafkaStateCheckpointMarker>() {
{
put(store1Name, kafkaStateCheckpointMarker);
}
};
Map<SystemStreamPartition, SystemStreamPartitionMetadata> mockCurrentChangelogOffsets = ImmutableMap.of(changelog1SSP, changelog1SSPMetadata);
SystemAdmins mockSystemAdmins = mock(SystemAdmins.class);
SystemAdmin mockSystemAdmin = mock(SystemAdmin.class);
when(mockSystemAdmins.getSystemAdmin(changelog1SSP.getSystem())).thenReturn(mockSystemAdmin);
StorageManagerUtil mockStorageManagerUtil = mock(StorageManagerUtil.class);
File mockLoggedStoreBaseDir = mock(File.class);
File mockNonLoggedStoreBaseDir = mock(File.class);
HashMap<String, String> configMap = new HashMap<>();
configMap.put(TaskConfig.TRANSACTIONAL_STATE_RETAIN_EXISTING_STATE, "true");
Config mockConfig = new MapConfig(configMap);
Clock mockClock = mock(Clock.class);
Mockito.when(mockSystemAdmin.offsetComparator(anyString(), anyString())).thenAnswer((Answer<Integer>) invocation -> {
String offset1 = (String) invocation.getArguments()[0];
String offset2 = (String) invocation.getArguments()[1];
return Long.valueOf(offset1).compareTo(Long.valueOf(offset2));
});
StoreActions storeActions = TransactionalStateTaskRestoreManager.getStoreActions(mockTaskModel, mockStoreEngines, mockStoreChangelogs, mockCheckpointedChangelogOffset, checkpointId, mockCurrentChangelogOffsets, mockSystemAdmins, mockStorageManagerUtil, mockLoggedStoreBaseDir, mockNonLoggedStoreBaseDir, mockConfig, mockClock);
// ensure that there is nothing to delete or retain
assertEquals(0, storeActions.storeDirsToDelete.size());
assertEquals(0, storeActions.storeDirsToRetain.size());
// ensure that we mark the store for restore (full trim == restore from oldest to null)
assertEquals("0", storeActions.storesToRestore.get(store1Name).startingOffset);
assertEquals("10", storeActions.storesToRestore.get(store1Name).endingOffset);
}
use of org.apache.samza.checkpoint.kafka.KafkaStateCheckpointMarker in project samza by apache.
the class TestTransactionalStateTaskRestoreManager method testGetStoreActionsForLoggedPersistentStore_RestoreDeltaIfStaleStoreCheckpoint.
@Test
public void testGetStoreActionsForLoggedPersistentStore_RestoreDeltaIfStaleStoreCheckpoint() {
TaskModel mockTaskModel = mock(TaskModel.class);
TaskName taskName = new TaskName("Partition 0");
when(mockTaskModel.getTaskName()).thenReturn(taskName);
Partition taskChangelogPartition = new Partition(0);
when(mockTaskModel.getChangelogPartition()).thenReturn(taskChangelogPartition);
String store1Name = "store1";
StorageEngine store1Engine = mock(StorageEngine.class);
StoreProperties mockStore1Properties = mock(StoreProperties.class);
when(store1Engine.getStoreProperties()).thenReturn(mockStore1Properties);
when(mockStore1Properties.isLoggedStore()).thenReturn(true);
when(mockStore1Properties.isPersistedToDisk()).thenReturn(true);
Map<String, StorageEngine> mockStoreEngines = ImmutableMap.of(store1Name, store1Engine);
String changelog1SystemName = "system1";
String changelog1StreamName = "store1Changelog";
SystemStream changelog1SystemStream = new SystemStream(changelog1SystemName, changelog1StreamName);
SystemStreamPartition changelog1SSP = new SystemStreamPartition(changelog1SystemStream, taskChangelogPartition);
SystemStreamPartitionMetadata changelog1SSPMetadata = new SystemStreamPartitionMetadata("0", "10", "11");
Map<String, SystemStream> mockStoreChangelogs = ImmutableMap.of(store1Name, changelog1SystemStream);
String changelog1CheckpointedOffset = "5";
CheckpointId checkpointId = CheckpointId.create();
KafkaStateCheckpointMarker kafkaStateCheckpointMarker = new KafkaStateCheckpointMarker(changelog1SSP, changelog1CheckpointedOffset);
ImmutableMap<String, KafkaStateCheckpointMarker> mockCheckpointedChangelogOffset = ImmutableMap.of(store1Name, kafkaStateCheckpointMarker);
Map<SystemStreamPartition, SystemStreamPartitionMetadata> mockCurrentChangelogOffsets = ImmutableMap.of(changelog1SSP, changelog1SSPMetadata);
SystemAdmins mockSystemAdmins = mock(SystemAdmins.class);
SystemAdmin mockSystemAdmin = mock(SystemAdmin.class);
when(mockSystemAdmins.getSystemAdmin(changelog1SSP.getSystem())).thenReturn(mockSystemAdmin);
StorageManagerUtil mockStorageManagerUtil = mock(StorageManagerUtil.class);
File mockLoggedStoreBaseDir = mock(File.class);
File mockNonLoggedStoreBaseDir = mock(File.class);
Config mockConfig = mock(Config.class);
Clock mockClock = mock(Clock.class);
File mockCurrentStoreDir = mock(File.class);
File mockStoreNewerCheckpointDir = mock(File.class);
String newerCheckpointDirLocalOffset = "4";
File mockStoreOlderCheckpointDir = mock(File.class);
String olderCheckpointDirLocalOffset = "3";
when(mockStorageManagerUtil.getTaskStoreDir(eq(mockLoggedStoreBaseDir), eq(store1Name), eq(taskName), any())).thenReturn(mockCurrentStoreDir);
when(mockStorageManagerUtil.getTaskStoreCheckpointDirs(eq(mockLoggedStoreBaseDir), eq(store1Name), eq(taskName), any())).thenReturn(ImmutableList.of(mockStoreNewerCheckpointDir, mockStoreOlderCheckpointDir));
when(mockStorageManagerUtil.isLoggedStoreValid(eq(store1Name), eq(mockStoreNewerCheckpointDir), any(), eq(mockStoreChangelogs), eq(mockTaskModel), any(), eq(mockStoreEngines))).thenReturn(true);
when(mockStorageManagerUtil.isLoggedStoreValid(eq(store1Name), eq(mockStoreOlderCheckpointDir), any(), eq(mockStoreChangelogs), eq(mockTaskModel), any(), eq(mockStoreEngines))).thenReturn(true);
Set<SystemStreamPartition> mockChangelogSSPs = ImmutableSet.of(changelog1SSP);
when(mockStorageManagerUtil.readOffsetFile(eq(mockStoreNewerCheckpointDir), eq(mockChangelogSSPs), eq(false))).thenReturn(ImmutableMap.of(changelog1SSP, newerCheckpointDirLocalOffset));
when(mockStorageManagerUtil.readOffsetFile(eq(mockStoreOlderCheckpointDir), eq(mockChangelogSSPs), eq(false))).thenReturn(// less than checkpointed offset (5)
ImmutableMap.of(changelog1SSP, olderCheckpointDirLocalOffset));
Mockito.when(mockSystemAdmin.offsetComparator(anyString(), anyString())).thenAnswer((Answer<Integer>) invocation -> {
String offset1 = (String) invocation.getArguments()[0];
String offset2 = (String) invocation.getArguments()[1];
return Long.valueOf(offset1).compareTo(Long.valueOf(offset2));
});
StoreActions storeActions = TransactionalStateTaskRestoreManager.getStoreActions(mockTaskModel, mockStoreEngines, mockStoreChangelogs, mockCheckpointedChangelogOffset, checkpointId, mockCurrentChangelogOffsets, mockSystemAdmins, mockStorageManagerUtil, mockLoggedStoreBaseDir, mockNonLoggedStoreBaseDir, mockConfig, mockClock);
// ensure that both the current dir and older stale checkpoint dir are marked for deletion
assertEquals(2, storeActions.storeDirsToDelete.get(store1Name).size());
assertTrue(storeActions.storeDirsToDelete.get(store1Name).contains(mockCurrentStoreDir));
assertTrue(storeActions.storeDirsToDelete.get(store1Name).contains(mockStoreOlderCheckpointDir));
// ensure that the newer (but still stale) store checkpoint is marked for retention
assertEquals(mockStoreNewerCheckpointDir, storeActions.storeDirsToRetain.get(store1Name));
// ensure that we mark the store for restore from newer (but still stale) local offset to checkpointed offset
assertEquals(newerCheckpointDirLocalOffset, storeActions.storesToRestore.get(store1Name).startingOffset);
assertEquals(changelog1CheckpointedOffset, storeActions.storesToRestore.get(store1Name).endingOffset);
}
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