Examples with PersistenceStore io.siddhi.core.util.persistence.PersistenceStore used on opensource projects

Example 6 with PersistenceStore

use of io.siddhi.core.util.persistence.PersistenceStore in project siddhi by wso2.

the class PersistenceTestCase method persistenceTest7.

@Test(dependsOnMethods = "persistenceTest6")
public void persistenceTest7() throws InterruptedException {
    log.info("persistence test 7 - external time window with group by 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, timestamp long);" + "" + "@info(name = 'query1')" + "from StockStream#window.externalTime(timestamp,3 sec) " + "select symbol, price, sum(volume) as totalVol, timestamp " + "group by symbol " + "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)));
                if (count == 5) {
                    AssertJUnit.assertEquals(300L, inEvent.getData(2));
                }
                if (count == 6) {
                    AssertJUnit.assertEquals(100L, inEvent.getData(2));
                }
            }
        }
    };
    SiddhiAppRuntime siddhiAppRuntime = siddhiManager.createSiddhiAppRuntime(siddhiApp);
    siddhiAppRuntime.addCallback("query1", queryCallback);
    InputHandler inputHandler = siddhiAppRuntime.getInputHandler("StockStream");
    siddhiAppRuntime.start();
    long currentTime = 0;
    inputHandler.send(new Object[] { "IBM", 75.1f, 100, currentTime + 1000 });
    Thread.sleep(100);
    inputHandler.send(new Object[] { "WSO2", 75.2f, 100, currentTime + 2000 });
    Thread.sleep(100);
    inputHandler.send(new Object[] { "IBM", 75.3f, 100, currentTime + 3000 });
    Thread.sleep(500);
    AssertJUnit.assertTrue(eventArrived);
    AssertJUnit.assertEquals(3, count);
    // persisting
    Thread.sleep(500);
    siddhiAppRuntime.persist();
    // 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.restoreLastRevision();
    } catch (CannotRestoreSiddhiAppStateException e) {
        Assert.fail("Restoring of Siddhi app " + siddhiAppRuntime.getName() + " failed");
    }
    inputHandler.send(new Object[] { "IBM", 75.4f, 100, currentTime + 4000 });
    Thread.sleep(100);
    inputHandler.send(new Object[] { "IBM", 75.5f, 100, currentTime + 5000 });
    Thread.sleep(100);
    inputHandler.send(new Object[] { "WSO2", 75.6f, 100, currentTime + 6000 });
    // shutdown siddhi app
    Thread.sleep(500);
    siddhiAppRuntime.shutdown();
    AssertJUnit.assertEquals(count, 6);
    AssertJUnit.assertEquals(true, eventArrived);
}

Example 7 with PersistenceStore

use of io.siddhi.core.util.persistence.PersistenceStore in project siddhi by wso2.

the class PersistenceTestCase method persistenceTest9.

@Test(dependsOnMethods = "persistenceTest8")
public void persistenceTest9() throws InterruptedException {
    log.info("persistence test 9 - batch 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 long );" + "" + "@info(name = 'query1')" + "from StockStream[price>10]#window.timeBatch(300) " + "select * " + "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) {
                    atomicCount.incrementAndGet();
                    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, 100L });
    inputHandler.send(new Object[] { "WSO2", 75.6f, 101L });
    inputHandler.send(new Object[] { "IBM", 75.6f, 102L });
    Thread.sleep(400);
    inputHandler.send(new Object[] { "WSO2", 75.6f, 103L });
    inputHandler.send(new Object[] { "WSO2", 75.6f, 104L });
    Thread.sleep(100);
    AssertJUnit.assertTrue(eventArrived);
    // persisting
    siddhiAppRuntime.persist();
    inputHandler.send(new Object[] { "IBM", 75.6f, 105L });
    inputHandler.send(new Object[] { "WSO2", 75.6f, 106L });
    Thread.sleep(50);
    // restarting execution plan
    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[] { "IBM", 75.6f, 107L });
    inputHandler.send(new Object[] { "IBM", 75.6f, 108L });
    Thread.sleep(10);
    SiddhiTestHelper.waitForEvents(100, 7, atomicCount, 10000);
    AssertJUnit.assertEquals(7, atomicCount.get());
    // shutdown siddhi app
    siddhiAppRuntime.shutdown();
}

Example 8 with PersistenceStore

use of io.siddhi.core.util.persistence.PersistenceStore in project siddhi by wso2.

the class SnapshotService method clearAllRevisions.

/**
 * Clear all the revisions of persistence store of Siddhi App
 */
public void clearAllRevisions() throws CannotClearSiddhiAppStateException {
    PersistenceStore persistenceStore = siddhiAppContext.getSiddhiContext().getPersistenceStore();
    IncrementalPersistenceStore incrementalPersistenceStore = siddhiAppContext.getSiddhiContext().getIncrementalPersistenceStore();
    String siddhiAppName = siddhiAppContext.getName();
    if (persistenceStore != null) {
        persistenceStore.clearAllRevisions(siddhiAppName);
    } else if (incrementalPersistenceStore != null) {
        incrementalPersistenceStore.clearAllRevisions(siddhiAppName);
    } else {
        throw new NoPersistenceStoreException("No persistence store assigned for siddhi app " + siddhiAppName);
    }
}

Example 9 with PersistenceStore

use of io.siddhi.core.util.persistence.PersistenceStore in project siddhi by wso2.

the class SnapshotService method restoreLastRevision.

public String restoreLastRevision() throws CannotRestoreSiddhiAppStateException {
    PersistenceStore persistenceStore = siddhiAppContext.getSiddhiContext().getPersistenceStore();
    IncrementalPersistenceStore incrementalPersistenceStore = siddhiAppContext.getSiddhiContext().getIncrementalPersistenceStore();
    String siddhiAppName = siddhiAppContext.getName();
    String revision;
    if (persistenceStore != null) {
        revision = persistenceStore.getLastRevision(siddhiAppName);
    } else if (incrementalPersistenceStore != null) {
        revision = incrementalPersistenceStore.getLastRevision(siddhiAppName);
    } else {
        throw new NoPersistenceStoreException("No persistence store assigned for siddhi app " + siddhiAppName);
    }
    if (revision != null) {
        restoreRevision(revision);
    }
    return revision;
}

Example 10 with PersistenceStore

use of io.siddhi.core.util.persistence.PersistenceStore in project siddhi by wso2.

the class DelayWindowTestCase method delayWindowTest7.

@Test(description = "Check if events are persisted when using delay window")
public void delayWindowTest7() throws InterruptedException {
    log.info("DelayWindow Test7: Testing persistence ");
    PersistenceStore persistenceStore = new InMemoryPersistenceStore();
    SiddhiManager siddhiManager = new SiddhiManager();
    siddhiManager.setPersistenceStore(persistenceStore);
    String cseEventStream = "" + "define window delayWindow(symbol string, volume int) delay(1450);" + "define stream inputStream(symbol string, volume int);" + "define window timeWindow(symbol string) time(2 sec);";
    String query = "" + "@info(name='query1') " + "from inputStream " + "select symbol, volume " + "insert into delayWindow; " + "" + "@info(name = 'query2') " + "from delayWindow " + "select symbol, sum(volume) as totalVolume " + "insert into analyzeStream; " + "" + "@info(name='query3') " + "from inputStream " + "select symbol " + "insert into timeWindow; " + "" + "@info(name='query4') " + "from analyzeStream join timeWindow " + "on analyzeStream.symbol == timeWindow.symbol " + "select analyzeStream.symbol, analyzeStream.totalVolume " + "insert into outputStream; ";
    SiddhiAppRuntime siddhiAppRuntime = siddhiManager.createSiddhiAppRuntime(cseEventStream + query);
    siddhiAppRuntime.addCallback("outputStream", new StreamCallback() {

        @Override
        public void receive(Event[] events) {
            EventPrinter.print(events);
            count.addAndGet(events.length);
            for (Event event : events) {
                AssertJUnit.assertTrue(("IBM".equals(event.getData(0)) || "WSO2".equals(event.getData(0))));
            }
            lastValue = (Long) events[0].getData(1);
        }
    });
    InputHandler input = siddhiAppRuntime.getInputHandler("inputStream");
    siddhiAppRuntime.start();
    input.send(new Object[] { "IBM", 700 });
    input.send(new Object[] { "WSO2", 750 });
    SiddhiTestHelper.waitForEvents(100, 2, count, 4000);
    siddhiAppRuntime.persist();
    siddhiAppRuntime.shutdown();
    input = siddhiAppRuntime.getInputHandler("inputStream");
    siddhiAppRuntime.start();
    try {
        siddhiAppRuntime.restoreLastRevision();
    } catch (CannotRestoreSiddhiAppStateException e) {
        Assert.fail("Restoring of Siddhi app " + siddhiAppRuntime.getName() + " failed");
    }
    input.send(new Object[] { "WSO2", 600 });
    SiddhiTestHelper.waitForEvents(100, 3, count, 4000);
    AssertJUnit.assertEquals(Long.valueOf(2050), lastValue);
    siddhiAppRuntime.shutdown();
}