Examples with StreamEventConverter org.wso2.siddhi.core.event.stream.converter.StreamEventConverter used on opensource projects

Example 11 with StreamEventConverter

use of org.wso2.siddhi.core.event.stream.converter.StreamEventConverter in project siddhi by wso2.

the class ComplexEventChunkTestCase method eventChunkRemoveTest2.

@Test
public void eventChunkRemoveTest2() {
    StreamEvent streamEvent1 = new StreamEvent(0, 0, 3);
    streamEvent1.setOutputData(new Object[] { "IBM", 700L, 1L });
    StreamEvent streamEvent2 = new StreamEvent(0, 0, 3);
    streamEvent2.setOutputData(new Object[] { "WSO2", 700L, 2L });
    StreamEvent streamEvent3 = new StreamEvent(0, 0, 3);
    streamEvent3.setOutputData(new Object[] { "WSO2", 700L, 3L });
    StreamEvent streamEvent4 = new StreamEvent(0, 0, 3);
    streamEvent4.setOutputData(new Object[] { "WSO2", 700L, 4L });
    streamEvent1.setNext(streamEvent2);
    streamEvent2.setNext(streamEvent3);
    streamEvent3.setNext(streamEvent4);
    StreamEventPool streamEventPool = new StreamEventPool(0, 0, 3, 5);
    ConversionStreamEventChunk streamEventChunk = new ConversionStreamEventChunk(streamEventConverter, streamEventPool);
    streamEventChunk.convertAndAssign(streamEvent1);
    while (streamEventChunk.hasNext()) {
        count++;
        streamEventChunk.next();
        if (count == 1 || count == 2) {
            streamEventChunk.remove();
        }
    }
    StreamEvent streamEvent = streamEventChunk.getFirst();
    AssertJUnit.assertEquals(streamEvent3, streamEvent);
    AssertJUnit.assertEquals(streamEvent4, streamEvent.getNext());
}

Example 12 with StreamEventConverter

use of org.wso2.siddhi.core.event.stream.converter.StreamEventConverter in project siddhi by wso2.

the class EventTestCase method testStreamEventConverter.

@Test
public void testStreamEventConverter() {
    Attribute price = new Attribute("price", Attribute.Type.DOUBLE);
    Attribute volume = new Attribute("volume", Attribute.Type.INT);
    Attribute symbol = new Attribute("symbol", Attribute.Type.STRING);
    MetaStreamEvent metaStreamEvent = new MetaStreamEvent();
    metaStreamEvent.addData(volume);
    metaStreamEvent.initializeAfterWindowData();
    metaStreamEvent.addData(price);
    metaStreamEvent.addOutputData(symbol);
    // complex attribute
    metaStreamEvent.addOutputData(null);
    StreamDefinition streamDefinition = StreamDefinition.id("cseEventStream").attribute("symbol", Attribute.Type.STRING).attribute("price", Attribute.Type.DOUBLE).attribute("volume", Attribute.Type.INT);
    Event event = new Event(System.currentTimeMillis(), new Object[] { "WSO2", 200, 50 });
    metaStreamEvent.addInputDefinition(streamDefinition);
    StreamEventConverter converter = StreamEventConverterFactory.constructEventConverter(metaStreamEvent);
    StreamEventPool eventPool = new StreamEventPool(metaStreamEvent, 5);
    StreamEvent borrowedEvent = eventPool.borrowEvent();
    converter.convertEvent(event, borrowedEvent);
    AssertJUnit.assertTrue(converter instanceof SelectiveStreamEventConverter);
    // volume
    AssertJUnit.assertEquals(1, borrowedEvent.getBeforeWindowData().length);
    // price
    AssertJUnit.assertEquals(1, borrowedEvent.getOnAfterWindowData().length);
    // symbol and avgPrice
    AssertJUnit.assertEquals(2, borrowedEvent.getOutputData().length);
    AssertJUnit.assertEquals(50, borrowedEvent.getBeforeWindowData()[0]);
    AssertJUnit.assertEquals(200, borrowedEvent.getOnAfterWindowData()[0]);
    AssertJUnit.assertEquals("WSO2", borrowedEvent.getOutputData()[0]);
}

Example 13 with StreamEventConverter

use of org.wso2.siddhi.core.event.stream.converter.StreamEventConverter in project siddhi by wso2.

the class EventTestCase method testPassThroughStreamEventConverter.

@Test
public void testPassThroughStreamEventConverter() {
    Attribute symbol = new Attribute("symbol", Attribute.Type.STRING);
    Attribute price = new Attribute("price", Attribute.Type.DOUBLE);
    Attribute volume = new Attribute("volume", Attribute.Type.INT);
    MetaStreamEvent metaStreamEvent = new MetaStreamEvent();
    metaStreamEvent.addOutputDataAllowingDuplicate(symbol);
    metaStreamEvent.addOutputDataAllowingDuplicate(price);
    metaStreamEvent.addOutputDataAllowingDuplicate(volume);
    StreamDefinition streamDefinition = StreamDefinition.id("cseEventStream").attribute("symbol", Attribute.Type.STRING).attribute("price", Attribute.Type.DOUBLE).attribute("volume", Attribute.Type.INT);
    Event event = new Event(System.currentTimeMillis(), new Object[] { "WSO2", 200.0, 50 });
    metaStreamEvent.addInputDefinition(streamDefinition);
    StreamEventConverter converter = StreamEventConverterFactory.constructEventConverter(metaStreamEvent);
    StreamEventPool eventPool = new StreamEventPool(metaStreamEvent, 5);
    StreamEvent borrowedEvent = eventPool.borrowEvent();
    converter.convertEvent(event, borrowedEvent);
    AssertJUnit.assertTrue(converter instanceof ZeroStreamEventConverter);
    AssertJUnit.assertEquals(3, borrowedEvent.getOutputData().length);
    AssertJUnit.assertEquals("WSO2", borrowedEvent.getOutputData()[0]);
    AssertJUnit.assertEquals(200.0, borrowedEvent.getOutputData()[1]);
    AssertJUnit.assertEquals(50, borrowedEvent.getOutputData()[2]);
}

Example 14 with StreamEventConverter

use of org.wso2.siddhi.core.event.stream.converter.StreamEventConverter in project siddhi by wso2.

the class MultiProcessStreamReceiver method receive.

@Override
public void receive(Event event) {
    synchronized (this) {
        stabilizeStates();
        for (int anEventSequence : eventSequence) {
            StreamEventConverter aStreamEventConverter = streamEventConverters[anEventSequence];
            StreamEventPool aStreamEventPool = streamEventPools[anEventSequence];
            StreamEvent borrowedEvent = aStreamEventPool.borrowEvent();
            aStreamEventConverter.convertEvent(event, borrowedEvent);
            process(anEventSequence, borrowedEvent);
        }
    }
}

Example 15 with StreamEventConverter

use of org.wso2.siddhi.core.event.stream.converter.StreamEventConverter in project siddhi by wso2.

the class MultiProcessStreamReceiver method receive.

@Override
public void receive(long timestamp, Object[] data) {
    synchronized (this) {
        stabilizeStates();
        for (int anEventSequence : eventSequence) {
            StreamEventConverter aStreamEventConverter = streamEventConverters[anEventSequence];
            StreamEventPool aStreamEventPool = streamEventPools[anEventSequence];
            StreamEvent borrowedEvent = aStreamEventPool.borrowEvent();
            aStreamEventConverter.convertData(timestamp, data, borrowedEvent);
            process(anEventSequence, borrowedEvent);
        }
    }
}