Examples with StreamJunction org.wso2.siddhi.core.stream.StreamJunction used on opensource projects

Example 11 with StreamJunction

use of org.wso2.siddhi.core.stream.StreamJunction in project siddhi by wso2.

the class JunctionTestCase method junctionToReceiverTest.

@Test
public void junctionToReceiverTest() throws InterruptedException {
    log.info("junction to receiver");
    StreamDefinition streamA = StreamDefinition.id("streamA").attribute("symbol", Attribute.Type.STRING).attribute("price", Attribute.Type.INT).annotation(Annotation.annotation("parallel"));
    StreamJunction streamJunctionA = new StreamJunction(streamA, executorService, 1024, siddhiAppContext);
    StreamJunction.Publisher streamPublisherA = streamJunctionA.constructPublisher();
    StreamCallback streamCallback = new StreamCallback() {

        @Override
        public void receive(Event[] streamEvents) {
            count += streamEvents.length;
            eventArrived = true;
        }
    };
    streamJunctionA.subscribe(streamCallback);
    streamJunctionA.startProcessing();
    streamPublisherA.send(new StreamEvent(2, 2, 2));
    streamPublisherA.send(new StreamEvent(2, 2, 2));
    Thread.sleep(100);
    AssertJUnit.assertTrue(eventArrived);
    AssertJUnit.assertEquals(2, count);
    streamJunctionA.stopProcessing();
}

Example 12 with StreamJunction

use of org.wso2.siddhi.core.stream.StreamJunction in project siddhi by wso2.

the class JunctionTestCase method multiThreadedWithEventPoolTest.

@Test
public void multiThreadedWithEventPoolTest() throws InterruptedException {
    log.info("multi threaded test using event pool");
    final StreamEventPool streamEventPoolA1 = new StreamEventPool(2, 2, 2, 4);
    final StreamEventPool streamEventPoolA2 = new StreamEventPool(2, 2, 2, 4);
    final StreamEventPool streamEventPoolA3 = new StreamEventPool(2, 2, 2, 4);
    final StreamEventPool streamEventPoolB1 = new StreamEventPool(2, 2, 2, 4);
    final StreamEventPool streamEventPoolB2 = new StreamEventPool(2, 2, 2, 4);
    StreamDefinition streamA = StreamDefinition.id("streamA").attribute("symbol", Attribute.Type.STRING).attribute("price", Attribute.Type.INT).annotation(Annotation.annotation("async"));
    StreamJunction streamJunctionA = new StreamJunction(streamA, executorService, 1024, siddhiAppContext);
    StreamJunction.Publisher streamPublisherA = streamJunctionA.constructPublisher();
    StreamDefinition streamB = StreamDefinition.id("streamB").attribute("symbol", Attribute.Type.STRING).attribute("price", Attribute.Type.INT).annotation(Annotation.annotation("async"));
    StreamJunction streamJunctionB = new StreamJunction(streamB, executorService, 1024, siddhiAppContext);
    final StreamJunction.Publisher streamPublisherB1 = streamJunctionB.constructPublisher();
    final StreamJunction.Publisher streamPublisherB2 = streamJunctionB.constructPublisher();
    final StreamJunction.Publisher streamPublisherB3 = streamJunctionB.constructPublisher();
    StreamDefinition streamC = StreamDefinition.id("streamC").attribute("symbol", Attribute.Type.STRING).attribute("price", Attribute.Type.INT).annotation(Annotation.annotation("async"));
    StreamJunction streamJunctionC = new StreamJunction(streamC, executorService, 1024, siddhiAppContext);
    final StreamJunction.Publisher streamPublisherC1 = streamJunctionC.constructPublisher();
    final StreamJunction.Publisher streamPublisherC2 = streamJunctionC.constructPublisher();
    StreamCallback streamCallbackA1 = new StreamCallback() {

        @Override
        public void receive(Event[] streamEvents) {
            for (Event streamEvent : streamEvents) {
                StreamEvent innerStreamEvent = streamEventPoolA1.borrowEvent();
                innerStreamEvent.setTimestamp(streamEvent.getTimestamp());
                Object[] data = new Object[] { streamEvent.getData()[0], streamEvent.getData()[1] };
                data[0] = ((String) data[0]).concat("A1");
                innerStreamEvent.setOutputData(data);
                streamPublisherB1.send(innerStreamEvent);
            }
        }
    };
    StreamCallback streamCallbackA2 = new StreamCallback() {

        @Override
        public void receive(Event[] streamEvents) {
            for (Event streamEvent : streamEvents) {
                StreamEvent innerStreamEvent = streamEventPoolA2.borrowEvent();
                innerStreamEvent.setTimestamp(streamEvent.getTimestamp());
                Object[] data = new Object[] { streamEvent.getData()[0], streamEvent.getData()[1] };
                data[0] = ((String) data[0]).concat("A2");
                innerStreamEvent.setOutputData(data);
                streamPublisherB2.send(innerStreamEvent);
            }
        }
    };
    StreamCallback streamCallbackA3 = new StreamCallback() {

        @Override
        public void receive(Event[] streamEvents) {
            for (Event streamEvent : streamEvents) {
                StreamEvent innerStreamEvent = streamEventPoolA3.borrowEvent();
                innerStreamEvent.setTimestamp(streamEvent.getTimestamp());
                Object[] data = new Object[] { streamEvent.getData()[0], streamEvent.getData()[1] };
                data[0] = ((String) data[0]).concat("A3");
                innerStreamEvent.setOutputData(data);
                streamPublisherB3.send(innerStreamEvent);
            }
        }
    };
    StreamCallback streamCallbackB1 = new StreamCallback() {

        @Override
        public void receive(Event[] streamEvents) {
            for (Event streamEvent : streamEvents) {
                StreamEvent innerStreamEvent = streamEventPoolB1.borrowEvent();
                innerStreamEvent.setTimestamp(streamEvent.getTimestamp());
                Object[] data = new Object[] { streamEvent.getData()[0], streamEvent.getData()[1] };
                data[0] = ((String) data[0]).concat("B1");
                innerStreamEvent.setOutputData(data);
                streamPublisherC1.send(innerStreamEvent);
            }
        }
    };
    StreamCallback streamCallbackB2 = new StreamCallback() {

        @Override
        public void receive(Event[] streamEvents) {
            for (Event streamEvent : streamEvents) {
                StreamEvent innerStreamEvent = streamEventPoolB2.borrowEvent();
                innerStreamEvent.setTimestamp(streamEvent.getTimestamp());
                Object[] data = new Object[] { streamEvent.getData()[0], streamEvent.getData()[1] };
                data[0] = ((String) data[0]).concat("B2");
                innerStreamEvent.setOutputData(data);
                streamPublisherC2.send(innerStreamEvent);
            }
        }
    };
    final boolean[] eventsArrived = { false, false, false, false, false, false, false, false, false, false, false, false };
    StreamCallback streamCallbackC = new StreamCallback() {

        @Override
        public void receive(Event[] streamEvents) {
            for (Event streamEvent : streamEvents) {
                count++;
                eventArrived = true;
                Object symbol = streamEvent.getData()[0];
                if (symbol.equals("IBMA1B1")) {
                    eventsArrived[0] = true;
                } else if (symbol.equals("IBMA1B2")) {
                    eventsArrived[1] = true;
                } else if (symbol.equals("IBMA2B1")) {
                    eventsArrived[2] = true;
                } else if (symbol.equals("IBMA2B2")) {
                    eventsArrived[3] = true;
                } else if (symbol.equals("IBMA3B1")) {
                    eventsArrived[4] = true;
                } else if (symbol.equals("IBMA3B2")) {
                    eventsArrived[5] = true;
                }
                if (symbol.equals("WSO2A1B1")) {
                    eventsArrived[6] = true;
                } else if (symbol.equals("WSO2A1B2")) {
                    eventsArrived[7] = true;
                } else if (symbol.equals("WSO2A2B1")) {
                    eventsArrived[8] = true;
                } else if (symbol.equals("WSO2A2B2")) {
                    eventsArrived[9] = true;
                } else if (symbol.equals("WSO2A3B1")) {
                    eventsArrived[10] = true;
                } else if (symbol.equals("WSO2A3B2")) {
                    eventsArrived[11] = true;
                }
            }
        }
    };
    streamJunctionA.subscribe(streamCallbackA1);
    streamJunctionA.subscribe(streamCallbackA2);
    streamJunctionA.subscribe(streamCallbackA3);
    streamJunctionA.startProcessing();
    streamJunctionB.subscribe(streamCallbackB1);
    streamJunctionB.subscribe(streamCallbackB2);
    streamJunctionB.startProcessing();
    streamJunctionC.subscribe(streamCallbackC);
    streamJunctionC.startProcessing();
    StreamEvent streamEvent1 = new StreamEvent(2, 2, 2);
    streamEvent1.setTimestamp(System.currentTimeMillis());
    streamEvent1.setOutputData(new Object[] { "IBM", 12 });
    StreamEvent streamEvent2 = new StreamEvent(2, 2, 2);
    streamEvent2.setTimestamp(System.currentTimeMillis());
    streamEvent2.setOutputData(new Object[] { "WSO2", 112 });
    streamPublisherA.send(streamEvent1);
    streamPublisherA.send(streamEvent2);
    Thread.sleep(1000);
    AssertJUnit.assertTrue(eventArrived);
    AssertJUnit.assertEquals(12, count);
    for (boolean arrived : eventsArrived) {
        AssertJUnit.assertTrue(arrived);
    }
    streamJunctionA.stopProcessing();
    streamJunctionB.stopProcessing();
    streamJunctionC.stopProcessing();
}

Example 13 with StreamJunction

use of org.wso2.siddhi.core.stream.StreamJunction in project siddhi by wso2.

the class JunctionTestCase method multiThreadedTest1.

@Test
public void multiThreadedTest1() throws InterruptedException {
    log.info("multi threaded 1");
    StreamDefinition streamA = StreamDefinition.id("streamA").attribute("symbol", Attribute.Type.STRING).attribute("price", Attribute.Type.INT).annotation(Annotation.annotation("async"));
    StreamJunction streamJunctionA = new StreamJunction(streamA, executorService, 1024, siddhiAppContext);
    StreamJunction.Publisher streamPublisherA = streamJunctionA.constructPublisher();
    StreamDefinition streamB = StreamDefinition.id("streamB").attribute("symbol", Attribute.Type.STRING).attribute("price", Attribute.Type.INT).annotation(Annotation.annotation("async"));
    StreamJunction streamJunctionB = new StreamJunction(streamB, executorService, 1024, siddhiAppContext);
    final StreamJunction.Publisher streamPublisherB1 = streamJunctionB.constructPublisher();
    final StreamJunction.Publisher streamPublisherB2 = streamJunctionB.constructPublisher();
    final StreamJunction.Publisher streamPublisherB3 = streamJunctionB.constructPublisher();
    StreamCallback streamCallbackA1 = new StreamCallback() {

        @Override
        public void receive(Event[] streamEvents) {
            for (Event streamEvent : streamEvents) {
                StreamEvent innerStreamEvent = new StreamEvent(2, 2, 2);
                innerStreamEvent.setTimestamp(streamEvent.getTimestamp());
                innerStreamEvent.setOutputData(streamEvent.getData());
                streamPublisherB1.send(innerStreamEvent);
            }
        }
    };
    StreamCallback streamCallbackA2 = new StreamCallback() {

        @Override
        public void receive(Event[] streamEvents) {
            for (Event streamEvent : streamEvents) {
                StreamEvent innerStreamEvent = new StreamEvent(2, 2, 2);
                innerStreamEvent.setTimestamp(streamEvent.getTimestamp());
                innerStreamEvent.setOutputData(streamEvent.getData());
                streamPublisherB2.send(innerStreamEvent);
            }
        }
    };
    StreamCallback streamCallbackA3 = new StreamCallback() {

        @Override
        public void receive(Event[] streamEvents) {
            for (Event streamEvent : streamEvents) {
                StreamEvent innerStreamEvent = new StreamEvent(2, 2, 2);
                innerStreamEvent.setTimestamp(streamEvent.getTimestamp());
                innerStreamEvent.setOutputData(streamEvent.getData());
                streamPublisherB3.send(innerStreamEvent);
            }
        }
    };
    StreamCallback streamCallbackB = new StreamCallback() {

        @Override
        public void receive(Event[] streamEvents) {
            for (Event streamEvent : streamEvents) {
                count++;
                eventArrived = true;
                AssertJUnit.assertTrue(streamEvent.getData()[0].equals("IBM") || (streamEvent.getData()[0].equals("WSO2")));
            }
        }
    };
    streamJunctionA.subscribe(streamCallbackA1);
    streamJunctionA.subscribe(streamCallbackA2);
    streamJunctionA.subscribe(streamCallbackA3);
    streamJunctionA.startProcessing();
    streamJunctionB.subscribe(streamCallbackB);
    streamJunctionB.startProcessing();
    StreamEvent streamEvent1 = new StreamEvent(2, 2, 2);
    streamEvent1.setTimestamp(System.currentTimeMillis());
    streamEvent1.setOutputData(new Object[] { "IBM", 12 });
    StreamEvent streamEvent2 = new StreamEvent(2, 2, 2);
    streamEvent2.setTimestamp(System.currentTimeMillis());
    streamEvent2.setOutputData(new Object[] { "WSO2", 112 });
    streamPublisherA.send(streamEvent1);
    streamPublisherA.send(streamEvent2);
    Thread.sleep(100);
    AssertJUnit.assertTrue(eventArrived);
    AssertJUnit.assertEquals(6, count);
    streamJunctionA.stopProcessing();
    streamJunctionB.stopProcessing();
}

Example 14 with StreamJunction

use of org.wso2.siddhi.core.stream.StreamJunction in project siddhi by wso2.

the class JunctionTestCase method multiThreadedTest2.

@Test
public void multiThreadedTest2() throws InterruptedException {
    log.info("multi threaded 2");
    StreamDefinition streamA = StreamDefinition.id("streamA").attribute("symbol", Attribute.Type.STRING).attribute("price", Attribute.Type.INT).annotation(Annotation.annotation("async"));
    StreamJunction streamJunctionA = new StreamJunction(streamA, executorService, 1024, siddhiAppContext);
    StreamJunction.Publisher streamPublisherA = streamJunctionA.constructPublisher();
    StreamDefinition streamB = StreamDefinition.id("streamB").attribute("symbol", Attribute.Type.STRING).attribute("price", Attribute.Type.INT).annotation(Annotation.annotation("async"));
    StreamJunction streamJunctionB = new StreamJunction(streamB, executorService, 1024, siddhiAppContext);
    final StreamJunction.Publisher streamPublisherB1 = streamJunctionB.constructPublisher();
    final StreamJunction.Publisher streamPublisherB2 = streamJunctionB.constructPublisher();
    final StreamJunction.Publisher streamPublisherB3 = streamJunctionB.constructPublisher();
    StreamDefinition streamC = StreamDefinition.id("streamC").attribute("symbol", Attribute.Type.STRING).attribute("price", Attribute.Type.INT).annotation(Annotation.annotation("async"));
    StreamJunction streamJunctionC = new StreamJunction(streamC, executorService, 1024, siddhiAppContext);
    final StreamJunction.Publisher streamPublisherC1 = streamJunctionC.constructPublisher();
    final StreamJunction.Publisher streamPublisherC2 = streamJunctionC.constructPublisher();
    StreamCallback streamCallbackA1 = new StreamCallback() {

        @Override
        public void receive(Event[] streamEvents) {
            for (Event streamEvent : streamEvents) {
                StreamEvent innerStreamEvent = new StreamEvent(2, 2, 2);
                innerStreamEvent.setTimestamp(streamEvent.getTimestamp());
                Object[] data = new Object[] { streamEvent.getData()[0], streamEvent.getData()[1] };
                data[0] = ((String) data[0]).concat("A1");
                innerStreamEvent.setOutputData(data);
                streamPublisherB1.send(innerStreamEvent);
            }
        }
    };
    StreamCallback streamCallbackA2 = new StreamCallback() {

        @Override
        public void receive(Event[] streamEvents) {
            for (Event streamEvent : streamEvents) {
                StreamEvent innerStreamEvent = new StreamEvent(2, 2, 2);
                innerStreamEvent.setTimestamp(streamEvent.getTimestamp());
                Object[] data = new Object[] { streamEvent.getData()[0], streamEvent.getData()[1] };
                data[0] = ((String) data[0]).concat("A2");
                innerStreamEvent.setOutputData(data);
                streamPublisherB2.send(innerStreamEvent);
            }
        }
    };
    StreamCallback streamCallbackA3 = new StreamCallback() {

        @Override
        public void receive(Event[] streamEvents) {
            for (Event streamEvent : streamEvents) {
                StreamEvent innerStreamEvent = new StreamEvent(2, 2, 2);
                innerStreamEvent.setTimestamp(streamEvent.getTimestamp());
                Object[] data = new Object[] { streamEvent.getData()[0], streamEvent.getData()[1] };
                data[0] = ((String) data[0]).concat("A3");
                innerStreamEvent.setOutputData(data);
                streamPublisherB3.send(innerStreamEvent);
            }
        }
    };
    StreamCallback streamCallbackB1 = new StreamCallback() {

        @Override
        public void receive(Event[] streamEvents) {
            for (Event streamEvent : streamEvents) {
                StreamEvent innerStreamEvent = new StreamEvent(2, 2, 2);
                innerStreamEvent.setTimestamp(streamEvent.getTimestamp());
                Object[] data = new Object[] { streamEvent.getData()[0], streamEvent.getData()[1] };
                data[0] = ((String) data[0]).concat("B1");
                innerStreamEvent.setOutputData(data);
                streamPublisherC1.send(innerStreamEvent);
            }
        }
    };
    StreamCallback streamCallbackB2 = new StreamCallback() {

        @Override
        public void receive(Event[] streamEvents) {
            for (Event streamEvent : streamEvents) {
                StreamEvent innerStreamEvent = new StreamEvent(2, 2, 2);
                innerStreamEvent.setTimestamp(streamEvent.getTimestamp());
                Object[] data = new Object[] { streamEvent.getData()[0], streamEvent.getData()[1] };
                data[0] = ((String) data[0]).concat("B2");
                innerStreamEvent.setOutputData(data);
                streamPublisherC2.send(innerStreamEvent);
            }
        }
    };
    final boolean[] eventsArrived = { false, false, false, false, false, false, false, false, false, false, false, false };
    StreamCallback streamCallbackC = new StreamCallback() {

        @Override
        public void receive(Event[] streamEvents) {
            for (Event streamEvent : streamEvents) {
                count++;
                eventArrived = true;
                Object symbol = streamEvent.getData()[0];
                if (symbol.equals("IBMA1B1")) {
                    eventsArrived[0] = true;
                } else if (symbol.equals("IBMA1B2")) {
                    eventsArrived[1] = true;
                } else if (symbol.equals("IBMA2B1")) {
                    eventsArrived[2] = true;
                } else if (symbol.equals("IBMA2B2")) {
                    eventsArrived[3] = true;
                } else if (symbol.equals("IBMA3B1")) {
                    eventsArrived[4] = true;
                } else if (symbol.equals("IBMA3B2")) {
                    eventsArrived[5] = true;
                }
                if (symbol.equals("WSO2A1B1")) {
                    eventsArrived[6] = true;
                } else if (symbol.equals("WSO2A1B2")) {
                    eventsArrived[7] = true;
                } else if (symbol.equals("WSO2A2B1")) {
                    eventsArrived[8] = true;
                } else if (symbol.equals("WSO2A2B2")) {
                    eventsArrived[9] = true;
                } else if (symbol.equals("WSO2A3B1")) {
                    eventsArrived[10] = true;
                } else if (symbol.equals("WSO2A3B2")) {
                    eventsArrived[11] = true;
                }
            }
        }
    };
    streamJunctionA.subscribe(streamCallbackA1);
    streamJunctionA.subscribe(streamCallbackA2);
    streamJunctionA.subscribe(streamCallbackA3);
    streamJunctionA.startProcessing();
    streamJunctionB.subscribe(streamCallbackB1);
    streamJunctionB.subscribe(streamCallbackB2);
    streamJunctionB.startProcessing();
    streamJunctionC.subscribe(streamCallbackC);
    streamJunctionC.startProcessing();
    StreamEvent streamEvent1 = new StreamEvent(2, 2, 2);
    streamEvent1.setTimestamp(System.currentTimeMillis());
    streamEvent1.setOutputData(new Object[] { "IBM", 12 });
    StreamEvent streamEvent2 = new StreamEvent(2, 2, 2);
    streamEvent2.setTimestamp(System.currentTimeMillis());
    streamEvent2.setOutputData(new Object[] { "WSO2", 112 });
    streamPublisherA.send(streamEvent1);
    streamPublisherA.send(streamEvent2);
    Thread.sleep(100);
    AssertJUnit.assertTrue(eventArrived);
    AssertJUnit.assertEquals(12, count);
    for (boolean arrived : eventsArrived) {
        AssertJUnit.assertTrue(arrived);
    }
    streamJunctionA.stopProcessing();
    streamJunctionB.stopProcessing();
    streamJunctionC.stopProcessing();
}

Example 15 with StreamJunction

use of org.wso2.siddhi.core.stream.StreamJunction in project siddhi by wso2.

the class SiddhiAppRuntime method addCallback.

public void addCallback(String streamId, StreamCallback streamCallback) {
    streamCallback.setStreamId(streamId);
    StreamJunction streamJunction = streamJunctionMap.get(streamId);
    if (streamJunction == null) {
        throw new DefinitionNotExistException("No stream found with name: " + streamId);
    }
    streamCallback.setStreamDefinition(streamDefinitionMap.get(streamId));
    streamCallback.setContext(siddhiAppContext);
    streamJunction.subscribe(streamCallback);
}