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

Example 1 with CannotRestoreSiddhiAppStateException

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

the class SnapshotService method restore.

public void restore(byte[] snapshot) throws CannotRestoreSiddhiAppStateException {
    if (snapshot == null) {
        throw new CannotRestoreSiddhiAppStateException("Restoring of Siddhi app " + siddhiAppContext.getName() + " failed due to no snapshot.");
    }
    Map<String, Map<String, Map<String, Map<String, Map<String, Object>>>>> fullSnapshot = (Map<String, Map<String, Map<String, Map<String, Map<String, Object>>>>>) ByteSerializer.byteToObject(snapshot, siddhiAppContext);
    if (fullSnapshot == null) {
        throw new CannotRestoreSiddhiAppStateException("Restoring of Siddhi app " + siddhiAppContext.getName() + " failed due to invalid snapshot.");
    }
    try {
        threadBarrier.lock();
        waitForSystemStabilization();
        try {
            // cleaning old group by states
            cleanGroupByStates();
            // restore data
            for (Map.Entry<String, Map<String, Map<String, Map<String, Map<String, Object>>>>> partitionIdSnapshot : fullSnapshot.entrySet()) {
                PartitionIdStateHolder partitionStateHolder = partitionIdStates.get(partitionIdSnapshot.getKey());
                if (partitionStateHolder == null) {
                    continue;
                }
                for (Map.Entry<String, Map<String, Map<String, Map<String, Object>>>> partitionGroupByKeySnapshot : partitionIdSnapshot.getValue().entrySet()) {
                    for (Map.Entry<String, Map<String, Map<String, Object>>> querySnapshot : partitionGroupByKeySnapshot.getValue().entrySet()) {
                        ElementStateHolder elementStateHolder = partitionStateHolder.queryStateHolderMap.get(querySnapshot.getKey());
                        if (elementStateHolder == null) {
                            continue;
                        }
                        for (Map.Entry<String, Map<String, Object>> elementSnapshot : querySnapshot.getValue().entrySet()) {
                            StateHolder stateHolder = elementStateHolder.elementHolderMap.get(elementSnapshot.getKey());
                            if (stateHolder == null) {
                                continue;
                            }
                            try {
                                String partitionKey = null;
                                String groupByKey = null;
                                if (partitionGroupByKeySnapshot.getKey() != null) {
                                    String[] keys = partitionGroupByKeySnapshot.getKey().split("--");
                                    if (keys.length == 2) {
                                        if (!keys[0].equals("null")) {
                                            partitionKey = keys[0];
                                        }
                                        if (!keys[1].equals("null")) {
                                            groupByKey = keys[1];
                                        }
                                    }
                                }
                                SiddhiAppContext.startPartitionFlow(partitionKey);
                                SiddhiAppContext.startGroupByFlow(groupByKey);
                                State state = stateHolder.getState();
                                try {
                                    if (state == null) {
                                        continue;
                                    }
                                    Map<String, Object> snapshotRestores = new HashMap<>();
                                    for (Map.Entry<String, Object> itemSnapshot : elementSnapshot.getValue().entrySet()) {
                                        if (itemSnapshot.getValue() instanceof Snapshot) {
                                            SnapshotStateList snapshotStateList = new SnapshotStateList();
                                            snapshotStateList.putSnapshotState(0L, (Snapshot) itemSnapshot.getValue());
                                            snapshotRestores.put(itemSnapshot.getKey(), snapshotStateList);
                                        } else {
                                            snapshotRestores.put(itemSnapshot.getKey(), itemSnapshot.getValue());
                                        }
                                    }
                                    state.restore(snapshotRestores);
                                } finally {
                                    stateHolder.returnState(state);
                                }
                            } finally {
                                SiddhiAppContext.stopPartitionFlow();
                                SiddhiAppContext.stopGroupByFlow();
                            }
                        }
                    }
                }
            }
        } 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();
    }
}

Example 2 with CannotRestoreSiddhiAppStateException

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

the class PersistenceTestCase method persistenceTest5.

@Test(dependsOnMethods = "persistenceTest4")
public void persistenceTest5() throws InterruptedException {
    log.info("persistence test 5 - window restart expired event ");
    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 all events into OutStream ";
    QueryCallback queryCallback = new QueryCallback() {

        @Override
        public void receive(long timestamp, Event[] inEvents, Event[] removeEvents) {
            EventPrinter.print(timestamp, inEvents, removeEvents);
            eventArrived = true;
            if (inEvents != null) {
                for (Event inEvent : inEvents) {
                    count++;
                    AssertJUnit.assertTrue("IBM".equals(inEvent.getData(0)) || "WSO2".equals(inEvent.getData(0)));
                    firstValue = (Long) inEvent.getData(2);
                }
            }
            if (removeEvents != null) {
                for (Event removeEvent : removeEvents) {
                    count++;
                    lastValue = (Long) removeEvent.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(firstValue, 200);
    // 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(15000);
    siddhiAppRuntime.shutdown();
    AssertJUnit.assertEquals(400, firstValue);
    AssertJUnit.assertEquals(null, lastValue);
    AssertJUnit.assertEquals(true, eventArrived);
}

Example 3 with CannotRestoreSiddhiAppStateException

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

the class PersistenceTestCase method persistenceTest10.

@Test(dependsOnMethods = "persistenceTest9")
public void persistenceTest10() throws InterruptedException {
    log.info("persistence test 10 - sort 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#window.sort(2,volume) " + "select volume " + "insert all events into outputStream ;";
    SiddhiAppRuntime siddhiAppRuntime = siddhiManager.createSiddhiAppRuntime(siddhiApp);
    QueryCallback queryCallback = new QueryCallback() {

        @Override
        public void receive(long timeStamp, Event[] inEvents, Event[] removeEvents) {
            EventPrinter.print(timeStamp, inEvents, removeEvents);
            eventArrived = true;
            atomicCount.incrementAndGet();
            for (Event inEvent : inEvents) {
                count++;
            }
            if (removeEvents != null) {
                for (Event removeEvent : removeEvents) {
                    lastValueRemoved = (Integer) removeEvent.getData(0);
                }
            }
        }
    };
    siddhiAppRuntime.addCallback("query1", queryCallback);
    InputHandler inputHandler = siddhiAppRuntime.getInputHandler("StockStream");
    siddhiAppRuntime.start();
    inputHandler.send(new Object[] { "WSO2", 55.6f, 100 });
    inputHandler.send(new Object[] { "IBM", 75.6f, 300 });
    inputHandler.send(new Object[] { "WSO2", 57.6f, 200 });
    Thread.sleep(1000);
    AssertJUnit.assertEquals(3, count);
    AssertJUnit.assertTrue(eventArrived);
    // persisting
    siddhiAppRuntime.persist();
    inputHandler.send(new Object[] { "WSO2", 55.6f, 20 });
    inputHandler.send(new Object[] { "WSO2", 57.6f, 40 });
    Thread.sleep(500);
    siddhiAppRuntime.shutdown();
    siddhiAppRuntime = siddhiManager.createSiddhiAppRuntime(siddhiApp);
    siddhiAppRuntime.addCallback("query1", queryCallback);
    inputHandler = siddhiAppRuntime.getInputHandler("StockStream");
    siddhiAppRuntime.start();
    // loading
    try {
        siddhiAppRuntime.restoreLastRevision();
    } catch (CannotRestoreSiddhiAppStateException e) {
        Assert.fail("Restoring of Siddhi app " + siddhiAppRuntime.getName() + " failed");
    }
    inputHandler.send(new Object[] { "WSO2", 55.6f, 20 });
    SiddhiTestHelper.waitForEvents(100, 6, atomicCount, 10000);
    AssertJUnit.assertEquals(true, eventArrived);
    AssertJUnit.assertEquals(200, lastValueRemoved);
    siddhiAppRuntime.shutdown();
}

Example 4 with CannotRestoreSiddhiAppStateException

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

the class PersistenceTestCase method persistenceTest2.

@Test(dependsOnMethods = "persistenceTest1")
public void persistenceTest2() throws InterruptedException {
    log.info("persistence test 2 - pattern count query");
    PersistenceStore persistenceStore = new InMemoryPersistenceStore();
    SiddhiManager siddhiManager = new SiddhiManager();
    siddhiManager.setPersistenceStore(persistenceStore);
    String siddhiApp = "" + "@app:name('Test') " + "" + "define stream Stream1 (symbol string, price float, volume int); " + "define stream Stream2 (symbol string, price float, volume int); " + "" + "@info(name = 'query1') " + "from e1=Stream1[price>20] <2:5> -> e2=Stream2[price>20] " + "select e1[0].price as price1_0, e1[1].price as price1_1, e1[2].price as price1_2, " + "   e1[3].price as price1_3, e2.price as price2 " + "insert into OutputStream ;";
    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.assertArrayEquals(new Object[] { 25.6f, 47.6f, null, null, 45.7f }, inEvent.getData());
            }
        }
    };
    SiddhiAppRuntime siddhiAppRuntime = siddhiManager.createSiddhiAppRuntime(siddhiApp);
    siddhiAppRuntime.addCallback("query1", queryCallback);
    InputHandler stream1 = siddhiAppRuntime.getInputHandler("Stream1");
    InputHandler stream2;
    siddhiAppRuntime.start();
    stream1.send(new Object[] { "WSO2", 25.6f, 100 });
    Thread.sleep(100);
    stream1.send(new Object[] { "GOOG", 47.6f, 100 });
    Thread.sleep(100);
    stream1.send(new Object[] { "GOOG", 13.7f, 100 });
    Thread.sleep(100);
    AssertJUnit.assertEquals("Number of success events", 0, count);
    AssertJUnit.assertEquals("Event arrived", false, eventArrived);
    // persisting
    Thread.sleep(500);
    siddhiAppRuntime.persist();
    // restarting siddhi app
    Thread.sleep(500);
    siddhiAppRuntime.shutdown();
    siddhiAppRuntime = siddhiManager.createSiddhiAppRuntime(siddhiApp);
    siddhiAppRuntime.addCallback("query1", queryCallback);
    stream1 = siddhiAppRuntime.getInputHandler("Stream1");
    stream2 = siddhiAppRuntime.getInputHandler("Stream2");
    siddhiAppRuntime.start();
    // loading
    try {
        siddhiAppRuntime.restoreLastRevision();
    } catch (CannotRestoreSiddhiAppStateException e) {
        Assert.fail("Restoring of Siddhi app " + siddhiAppRuntime.getName() + " failed");
    }
    stream2.send(new Object[] { "IBM", 45.7f, 100 });
    Thread.sleep(500);
    stream1.send(new Object[] { "GOOG", 47.8f, 100 });
    Thread.sleep(500);
    stream2.send(new Object[] { "IBM", 55.7f, 100 });
    Thread.sleep(500);
    // shutdown siddhi app
    Thread.sleep(500);
    siddhiAppRuntime.shutdown();
    AssertJUnit.assertEquals("Number of success events", 1, count);
    AssertJUnit.assertEquals("Event arrived", true, eventArrived);
}

Example 5 with CannotRestoreSiddhiAppStateException

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

the class IncrementalPersistenceTestCase method incrementalPersistenceTest2.

@Test
public void incrementalPersistenceTest2() throws InterruptedException {
    log.info("Incremental persistence test 2 - length batch window query");
    final int inputEventCount = 10;
    final int eventWindowSize = 4;
    SiddhiManager siddhiManager = new SiddhiManager();
    siddhiManager.setIncrementalPersistenceStore(new IncrementalFileSystemPersistenceStore(storageFilePath));
    String siddhiApp = "" + "@app:name('incrementalPersistenceTest2') " + "" + "define stream StockStream ( symbol string, price float, volume int );" + "" + "@info(name = 'query1')" + "from StockStream[price>10]#window.lengthBatch(" + eventWindowSize + ") " + "select symbol, price, sum(volume) as totalVol " + "insert all events 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();
    for (int i = 0; i < inputEventCount; i++) {
        inputHandler.send(new Object[] { "IBM", 75.6f + i, 100 });
    }
    Thread.sleep(100);
    AssertJUnit.assertTrue(eventArrived);
    AssertJUnit.assertEquals(new Long(400), lastValue);
    // persisting
    siddhiAppRuntime.persist();
    Thread.sleep(5000);
    inputHandler.send(new Object[] { "WSO2", 100.4f, 150 });
    // Thread.sleep(100);
    inputHandler.send(new Object[] { "WSO2", 200.4f, 110 });
    inputHandler.send(new Object[] { "IBM", 300.4f, 100 });
    // Thread.sleep(100);
    inputHandler.send(new Object[] { "WSO2", 400.4f, 300 });
    inputHandler.send(new Object[] { "IBM", 500.6f, 120 });
    Thread.sleep(10);
    inputHandler.send(new Object[] { "WSO2", 600.6f, 400 });
    Thread.sleep(100);
    siddhiAppRuntime.persist();
    Thread.sleep(5000);
    siddhiAppRuntime.shutdown();
    siddhiAppRuntime = siddhiManager.createSiddhiAppRuntime(siddhiApp);
    siddhiAppRuntime.addCallback("query1", queryCallback);
    inputHandler = siddhiAppRuntime.getInputHandler("StockStream");
    // loading
    try {
        siddhiAppRuntime.restoreLastRevision();
    } catch (CannotRestoreSiddhiAppStateException e) {
        Assert.fail("Restoring of Siddhi app " + siddhiAppRuntime.getName() + " failed", e);
    }
    siddhiAppRuntime.start();
    Thread.sleep(500);
    inputHandler.send(new Object[] { "IBM", 700.6f, 230 });
    Thread.sleep(10);
    inputHandler.send(new Object[] { "WSO2", 800.6f, 125 });
    inputHandler.send(new Object[] { "IBM", 900.6f, 370 });
    Thread.sleep(10);
    inputHandler.send(new Object[] { "WSO2", 1000.6f, 140 });
    // shutdown Siddhi app
    Thread.sleep(500);
    siddhiAppRuntime.shutdown();
    AssertJUnit.assertTrue(count <= (inputEventCount + 6));
    AssertJUnit.assertEquals(new Long(865), lastValue);
    AssertJUnit.assertEquals(true, eventArrived);
}