Examples with StreamEventPool org.ballerinalang.siddhi.core.event.stream.StreamEventPool used on opensource projects

Example 16 with StreamEventPool

use of org.ballerinalang.siddhi.core.event.stream.StreamEventPool in project ballerina by ballerina-lang.

the class EventTestCase method testEventPool.

@Test
public void testEventPool() {
    StreamEventPool streamEventPool = new StreamEventPool(2, 3, 1, 4);
    StreamEvent[] streamEvents = new StreamEvent[5];
    for (int i = 0; i < 5; i++) {
        streamEvents[i] = streamEventPool.borrowEvent();
    }
    AssertJUnit.assertEquals(0, streamEventPool.getBufferedEventsSize());
    for (int i = 0; i < 5; i++) {
        streamEventPool.returnEvents(streamEvents[i]);
    }
    AssertJUnit.assertEquals(4, streamEventPool.getBufferedEventsSize());
    streamEventPool.borrowEvent();
    AssertJUnit.assertEquals(3, streamEventPool.getBufferedEventsSize());
}

Example 17 with StreamEventPool

use of org.ballerinalang.siddhi.core.event.stream.StreamEventPool in project ballerina by ballerina-lang.

the class EventTestCase method testSimpleStreamEventConverter.

@Test
public void testSimpleStreamEventConverter() {
    Attribute price = new Attribute("price", Attribute.Type.DOUBLE);
    Attribute symbol = new Attribute("symbol", Attribute.Type.STRING);
    MetaStreamEvent metaStreamEvent = new MetaStreamEvent();
    metaStreamEvent.addOutputData(symbol);
    metaStreamEvent.addOutputData(price);
    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 SimpleStreamEventConverter);
    AssertJUnit.assertNull(borrowedEvent.getBeforeWindowData());
    AssertJUnit.assertNull(borrowedEvent.getOnAfterWindowData());
    AssertJUnit.assertEquals(2, borrowedEvent.getOutputData().length);
    AssertJUnit.assertEquals(200, borrowedEvent.getOutputData()[1]);
    AssertJUnit.assertEquals("WSO2", borrowedEvent.getOutputData()[0]);
}

Example 18 with StreamEventPool

use of org.ballerinalang.siddhi.core.event.stream.StreamEventPool in project ballerina by ballerina-lang.

the class ComplexEventChunkTestCase method eventChunkRemoveTest4.

@Test
public void eventChunkRemoveTest4() {
    StreamEvent streamEvent1 = new StreamEvent(0, 0, 3);
    streamEvent1.setOutputData(new Object[] { "IBM", 700L, 100L });
    StreamEvent streamEvent2 = new StreamEvent(0, 0, 3);
    streamEvent2.setOutputData(new Object[] { "WSO2", 700L, 100L });
    StreamEvent streamEvent3 = new StreamEvent(0, 0, 3);
    streamEvent3.setOutputData(new Object[] { "WSO2", 700L, 100L });
    StreamEvent streamEvent4 = new StreamEvent(0, 0, 3);
    streamEvent4.setOutputData(new Object[] { "WSO2", 700L, 100L });
    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 == 2 || count == 4) {
            streamEventChunk.remove();
        }
    }
    StreamEvent streamEvent = streamEventChunk.getFirst();
    AssertJUnit.assertEquals(streamEvent1, streamEvent);
    AssertJUnit.assertEquals(streamEvent3, streamEvent.getNext());
    AssertJUnit.assertNull(streamEvent.getNext().getNext());
}

Example 19 with StreamEventPool

use of org.ballerinalang.siddhi.core.event.stream.StreamEventPool in project ballerina by ballerina-lang.

the class ComplexEventChunkTestCase method eventChunkRemoveTest3.

@Test
public void eventChunkRemoveTest3() {
    StreamEvent streamEvent1 = new StreamEvent(0, 0, 3);
    streamEvent1.setOutputData(new Object[] { "IBM", 700L, 100L });
    StreamEvent streamEvent2 = new StreamEvent(0, 0, 3);
    streamEvent2.setOutputData(new Object[] { "WSO2", 700L, 100L });
    StreamEvent streamEvent3 = new StreamEvent(0, 0, 3);
    streamEvent3.setOutputData(new Object[] { "WSO2", 700L, 100L });
    StreamEvent streamEvent4 = new StreamEvent(0, 0, 3);
    streamEvent4.setOutputData(new Object[] { "WSO2", 700L, 100L });
    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()) {
        streamEventChunk.next();
        streamEventChunk.remove();
    }
    AssertJUnit.assertNull(streamEventChunk.getFirst());
}

Example 20 with StreamEventPool

use of org.ballerinalang.siddhi.core.event.stream.StreamEventPool in project ballerina by ballerina-lang.

the class ComplexEventChunkTestCase method eventChunkTest.

@Test
public void eventChunkTest() {
    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 });
    streamEvent1.setNext(streamEvent2);
    streamEvent2.setNext(streamEvent3);
    StreamEventPool streamEventPool = new StreamEventPool(0, 0, 3, 5);
    ConversionStreamEventChunk streamEventChunk = new ConversionStreamEventChunk(streamEventConverter, streamEventPool);
    streamEventChunk.convertAndAssign(streamEvent1);
    while (streamEventChunk.hasNext()) {
        count++;
        StreamEvent event = streamEventChunk.next();
        AssertJUnit.assertEquals(count * 1L, event.getOutputData()[2]);
    }
    AssertJUnit.assertEquals(3, count);
}