Examples with CannotRestoreSiddhiAppStateException io.siddhi.core.exception.CannotRestoreSiddhiAppStateException used on opensource projects

Example 26 with CannotRestoreSiddhiAppStateException

use of io.siddhi.core.exception.CannotRestoreSiddhiAppStateException in project siddhi by wso2.

the class PersistenceTestCase method persistenceTest4.

@Test(dependsOnMethods = "persistenceTest3")
public void persistenceTest4() throws InterruptedException {
    log.info("persistence test 4 - window restart");
    PersistenceStore persistenceStore = new InMemoryPersistenceStore();
    SiddhiManager siddhiManager = new SiddhiManager();
    siddhiManager.setPersistenceStore(persistenceStore);
    String siddhiApp = "" + "@app:name('Test') " + "" + "define stream StockStream ( symbol string, price float, volume int );" + "" + "@info(name = 'query1')" + "from StockStream[price>10]#window.time(10 sec) " + "select symbol, price, sum(volume) as totalVol " + "insert into OutStream ";
    QueryCallback queryCallback = new QueryCallback() {

        @Override
        public void receive(long timestamp, Event[] inEvents, Event[] removeEvents) {
            EventPrinter.print(timestamp, inEvents, removeEvents);
            eventArrived = true;
            for (Event inEvent : inEvents) {
                count++;
                AssertJUnit.assertTrue("IBM".equals(inEvent.getData(0)) || "WSO2".equals(inEvent.getData(0)));
                lastValue = (Long) inEvent.getData(2);
            }
        }
    };
    SiddhiAppRuntime siddhiAppRuntime = siddhiManager.createSiddhiAppRuntime(siddhiApp);
    siddhiAppRuntime.addCallback("query1", queryCallback);
    InputHandler inputHandler = siddhiAppRuntime.getInputHandler("StockStream");
    siddhiAppRuntime.start();
    inputHandler.send(new Object[] { "IBM", 75.6f, 100 });
    Thread.sleep(100);
    inputHandler.send(new Object[] { "WSO2", 75.6f, 100 });
    Thread.sleep(100);
    AssertJUnit.assertTrue(eventArrived);
    AssertJUnit.assertEquals(new Long(200), lastValue);
    // persisting
    Thread.sleep(500);
    siddhiAppRuntime.persist();
    inputHandler.send(new Object[] { "IBM", 75.6f, 100 });
    Thread.sleep(100);
    inputHandler.send(new Object[] { "WSO2", 75.6f, 100 });
    // restarting siddhi app
    Thread.sleep(500);
    siddhiAppRuntime.shutdown();
    siddhiAppRuntime = siddhiManager.createSiddhiAppRuntime(siddhiApp);
    siddhiAppRuntime.addCallback("query1", queryCallback);
    siddhiAppRuntime.getInputHandler("StockStream");
    siddhiAppRuntime.start();
    // loading
    try {
        siddhiAppRuntime.restoreLastRevision();
    } catch (CannotRestoreSiddhiAppStateException e) {
        Assert.fail("Restoring of Siddhi app " + siddhiAppRuntime.getName() + " failed");
    }
    // shutdown siddhi app
    Thread.sleep(500);
    siddhiAppRuntime.shutdown();
    AssertJUnit.assertEquals(new Long(400), lastValue);
    AssertJUnit.assertEquals(true, eventArrived);
}

Example 27 with CannotRestoreSiddhiAppStateException

use of io.siddhi.core.exception.CannotRestoreSiddhiAppStateException in project siddhi by wso2.

the class PersistenceTestCase method persistenceTest13.

@Test(dependsOnMethods = "persistenceTest12")
public void persistenceTest13() throws InterruptedException {
    log.info("Persistence test 13 - partitioned sum with group-by on length windows.");
    final int inputEventCount = 10;
    PersistenceStore persistenceStore = new InMemoryPersistenceStore();
    SiddhiManager siddhiManager = new SiddhiManager();
    siddhiManager.setPersistenceStore(persistenceStore);
    String siddhiApp = "@app:name('incrementalPersistenceTest10') " + "define stream cseEventStreamOne (symbol string, price float,volume int);" + "partition with (price>=100 as 'large' or price<100 as 'small' of cseEventStreamOne) " + "begin " + "@info(name = 'query1') " + "from cseEventStreamOne#window.length(4) " + "select symbol,sum(price) as price " + "group by symbol " + "insert into OutStockStream;  " + "end ";
    SiddhiAppRuntime siddhiAppRuntime = siddhiManager.createSiddhiAppRuntime(siddhiApp);
    StreamCallback streamCallback = new StreamCallback() {

        @Override
        public void receive(Event[] events) {
            EventPrinter.print(events);
            eventArrived = true;
            if (events != null) {
                for (Event event : events) {
                    count++;
                    lastValue = ((Double) event.getData(1)).longValue();
                }
            }
        }
    };
    siddhiAppRuntime.addCallback("OutStockStream", streamCallback);
    InputHandler inputHandler = siddhiAppRuntime.getInputHandler("cseEventStreamOne");
    siddhiAppRuntime.start();
    for (int i = 0; i < inputEventCount; i++) {
        inputHandler.send(new Object[] { "IBM", 95f + i, 100 });
        Thread.sleep(100);
        siddhiAppRuntime.persist();
    }
    inputHandler.send(new Object[] { "IBM", 205f, 100 });
    Thread.sleep(100);
    siddhiAppRuntime.shutdown();
    siddhiAppRuntime = siddhiManager.createSiddhiAppRuntime(siddhiApp);
    siddhiAppRuntime.addCallback("OutStockStream", streamCallback);
    inputHandler = siddhiAppRuntime.getInputHandler("cseEventStreamOne");
    siddhiAppRuntime.start();
    Thread.sleep(1000);
    // loading
    try {
        siddhiAppRuntime.restoreLastRevision();
    } catch (CannotRestoreSiddhiAppStateException e) {
        Assert.fail("Restoring of Siddhi app " + siddhiAppRuntime.getName() + " failed");
    }
    Thread.sleep(1000);
    inputHandler.send(new Object[] { "IBM", 105f, 100 });
    Thread.sleep(1000);
    AssertJUnit.assertEquals(new Long(414), lastValue);
    siddhiAppRuntime.shutdown();
}

Example 28 with CannotRestoreSiddhiAppStateException

use of io.siddhi.core.exception.CannotRestoreSiddhiAppStateException in project siddhi by wso2.

the class PersistenceTestCase method persistenceTest8.

@Test(dependsOnMethods = "persistenceTest7")
public void persistenceTest8() throws InterruptedException {
    log.info("persistence test 8 - window query");
    PersistenceStore persistenceStore = new InMemoryPersistenceStore();
    SiddhiManager siddhiManager = new SiddhiManager();
    siddhiManager.setPersistenceStore(persistenceStore);
    String siddhiApp = "" + "@app:name('Test') " + "" + "define stream StockStream ( symbol string, price float, volume int );" + "" + "@info(name = 'query1')" + "from StockStream[price>10]#window.length(10) " + "select symbol, price, sum(volume) as totalVol " + "insert into OutStream ";
    QueryCallback queryCallback = new QueryCallback() {

        @Override
        public void receive(long timeStamp, Event[] inEvents, Event[] removeEvents) {
            EventPrinter.print(timeStamp, inEvents, removeEvents);
            eventArrived = true;
            for (Event inEvent : inEvents) {
                count++;
                AssertJUnit.assertTrue("IBM".equals(inEvent.getData(0)) || "WSO2".equals(inEvent.getData(0)));
                lastValue = (Long) inEvent.getData(2);
            }
        }
    };
    SiddhiAppRuntime siddhiAppRuntime = siddhiManager.createSiddhiAppRuntime(siddhiApp);
    siddhiAppRuntime.addCallback("query1", queryCallback);
    InputHandler inputHandler = siddhiAppRuntime.getInputHandler("StockStream");
    siddhiAppRuntime.start();
    inputHandler.send(new Object[] { "IBM", 75.6f, 100 });
    Thread.sleep(100);
    inputHandler.send(new Object[] { "WSO2", 75.6f, 100 });
    Thread.sleep(100);
    AssertJUnit.assertTrue(eventArrived);
    AssertJUnit.assertEquals(new Long(200), lastValue);
    // persisting
    Thread.sleep(500);
    byte[] snapshot = siddhiAppRuntime.snapshot();
    inputHandler.send(new Object[] { "IBM", 75.6f, 100 });
    Thread.sleep(100);
    inputHandler.send(new Object[] { "WSO2", 75.6f, 100 });
    // restarting siddhi app
    Thread.sleep(500);
    siddhiAppRuntime.shutdown();
    siddhiAppRuntime = siddhiManager.createSiddhiAppRuntime(siddhiApp);
    siddhiAppRuntime.addCallback("query1", queryCallback);
    inputHandler = siddhiAppRuntime.getInputHandler("StockStream");
    siddhiAppRuntime.start();
    // loading
    try {
        siddhiAppRuntime.restore(snapshot);
    } catch (CannotRestoreSiddhiAppStateException e) {
        Assert.fail("Restoring of Siddhi app " + siddhiAppRuntime.getName() + " failed");
    }
    inputHandler.send(new Object[] { "IBM", 75.6f, 100 });
    Thread.sleep(10);
    inputHandler.send(new Object[] { "WSO2", 75.6f, 100 });
    // shutdown siddhi app
    Thread.sleep(500);
    siddhiAppRuntime.shutdown();
    AssertJUnit.assertTrue(count == 6);
    AssertJUnit.assertEquals(new Long(400), lastValue);
    AssertJUnit.assertEquals(true, eventArrived);
}

Example 29 with CannotRestoreSiddhiAppStateException

use of io.siddhi.core.exception.CannotRestoreSiddhiAppStateException in project siddhi by wso2.

the class SnapshotService method restoreRevision.

public void restoreRevision(String revision) throws CannotRestoreSiddhiAppStateException {
    PersistenceStore persistenceStore = siddhiAppContext.getSiddhiContext().getPersistenceStore();
    IncrementalPersistenceStore incrementalPersistenceStore = siddhiAppContext.getSiddhiContext().getIncrementalPersistenceStore();
    String siddhiAppName = siddhiAppContext.getName();
    if (persistenceStore != null) {
        if (log.isDebugEnabled()) {
            log.debug("Restoring revision: " + revision + " ...");
        }
        byte[] snapshot = persistenceStore.load(siddhiAppContext.getName(), revision);
        if (snapshot != null) {
            restore(snapshot);
            if (log.isDebugEnabled()) {
                log.debug("Restored revision: " + revision);
            }
        } else {
            if (log.isDebugEnabled()) {
                log.debug("No data found for revision: " + revision);
            }
            throw new PersistenceStoreException("No data found for revision: " + revision);
        }
    } else if (incrementalPersistenceStore != null) {
        if (log.isDebugEnabled()) {
            log.debug("Restoring revision: " + revision + " ...");
        }
        IncrementalSnapshotInfo restoreSnapshotInfo = PersistenceHelper.convertRevision(revision);
        List<IncrementalSnapshotInfo> incrementalSnapshotInfos = incrementalPersistenceStore.getListOfRevisionsToLoad(restoreSnapshotInfo.getTime(), restoreSnapshotInfo.getSiddhiAppId());
        if (incrementalSnapshotInfos != null) {
            incrementalSnapshotInfos.sort(new Comparator<IncrementalSnapshotInfo>() {

                @Override
                public int compare(IncrementalSnapshotInfo o1, IncrementalSnapshotInfo o2) {
                    int results = o1.getId().compareTo(o2.getId());
                    if (results == 0) {
                        results = Long.compare(o2.getTime(), o1.getTime());
                        if (results == 0) {
                            return o2.getType().compareTo(o1.getType());
                        }
                    }
                    return results;
                }
            });
            String lastId = null;
            boolean baseFound = false;
            boolean perioicFound = false;
            for (Iterator<IncrementalSnapshotInfo> iterator = incrementalSnapshotInfos.iterator(); iterator.hasNext(); ) {
                IncrementalSnapshotInfo snapshotInfo = iterator.next();
                if (snapshotInfo.getId().equals(lastId)) {
                    if (baseFound && (snapshotInfo.getType() == IncrementalSnapshotInfo.SnapshotType.BASE || snapshotInfo.getType() == IncrementalSnapshotInfo.SnapshotType.INCREMENT)) {
                        iterator.remove();
                    } else if (perioicFound && snapshotInfo.getType() == IncrementalSnapshotInfo.SnapshotType.PERIODIC) {
                        iterator.remove();
                    } else if (snapshotInfo.getType() == IncrementalSnapshotInfo.SnapshotType.BASE) {
                        baseFound = true;
                    } else if (snapshotInfo.getType() == IncrementalSnapshotInfo.SnapshotType.PERIODIC) {
                        perioicFound = true;
                    }
                } else {
                    baseFound = snapshotInfo.getType() == IncrementalSnapshotInfo.SnapshotType.BASE;
                    perioicFound = snapshotInfo.getType() == IncrementalSnapshotInfo.SnapshotType.PERIODIC;
                }
                lastId = snapshotInfo.getId();
            }
            Map<String, Map<String, Map<String, Map<Long, Map<IncrementalSnapshotInfo, byte[]>>>>> incrementalState = new HashMap<>();
            for (IncrementalSnapshotInfo snapshotInfo : incrementalSnapshotInfos) {
                Map<String, Map<String, Map<Long, Map<IncrementalSnapshotInfo, byte[]>>>> incrementalStateByPartitionGroupByKey = incrementalState.computeIfAbsent(snapshotInfo.getPartitionId(), k -> new TreeMap<>());
                Map<String, Map<Long, Map<IncrementalSnapshotInfo, byte[]>>> incrementalStateByTime = incrementalStateByPartitionGroupByKey.computeIfAbsent(snapshotInfo.getPartitionGroupByKey(), k -> new TreeMap<>());
                Map<Long, Map<IncrementalSnapshotInfo, byte[]>> idByTime = incrementalStateByTime.computeIfAbsent(snapshotInfo.getId(), k -> new TreeMap<>());
                Map<IncrementalSnapshotInfo, byte[]> incrementalStateByInfo = idByTime.computeIfAbsent(snapshotInfo.getTime(), k -> new HashMap<>());
                incrementalStateByInfo.put(snapshotInfo, incrementalPersistenceStore.load(snapshotInfo));
            }
            restore(incrementalState);
            if (log.isDebugEnabled()) {
                log.debug("Restored revision: " + revision);
            }
        } else {
            if (log.isDebugEnabled()) {
                log.debug("No data found for revision: " + revision);
            }
            throw new PersistenceStoreException("No data found for revision: " + revision);
        }
    } else {
        throw new NoPersistenceStoreException("No persistence store assigned for siddhi app " + siddhiAppName);
    }
}

Example 30 with CannotRestoreSiddhiAppStateException

use of io.siddhi.core.exception.CannotRestoreSiddhiAppStateException in project siddhi by wso2.

the class SnapshotService method restore.

public void restore(Map<String, Map<String, Map<String, Map<Long, Map<IncrementalSnapshotInfo, byte[]>>>>> snapshot) throws CannotRestoreSiddhiAppStateException {
    try {
        threadBarrier.lock();
        waitForSystemStabilization();
        try {
            // cleaning old group by states
            cleanGroupByStates();
            // restore data
            for (Map.Entry<String, Map<String, Map<String, Map<Long, Map<IncrementalSnapshotInfo, byte[]>>>>> partitionIdSnapshot : snapshot.entrySet()) {
                PartitionIdStateHolder partitionStateHolder = partitionIdStates.get(partitionIdSnapshot.getKey());
                if (partitionStateHolder == null) {
                    continue;
                }
                for (Iterator<Map.Entry<String, Map<String, Map<Long, Map<IncrementalSnapshotInfo, byte[]>>>>> iterator = partitionIdSnapshot.getValue().entrySet().iterator(); iterator.hasNext(); ) {
                    Map.Entry<String, Map<String, Map<Long, Map<IncrementalSnapshotInfo, byte[]>>>> partitionGroupByKeySnapshot = iterator.next();
                    restoreIncrementalSnapshot(partitionStateHolder, partitionGroupByKeySnapshot.getValue());
                    iterator.remove();
                }
            }
        } catch (Throwable t) {
            throw new CannotRestoreSiddhiAppStateException("Restoring of Siddhi app " + siddhiAppContext.getName() + " not completed properly because content of Siddhi " + "app has changed since last state persistence. Clean persistence store for a " + "fresh deployment.", t);
        }
    } finally {
        threadBarrier.unlock();
    }
}