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Example 81 with Attribute

use of io.siddhi.query.api.definition.Attribute 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);
    StreamEventFactory eventPool = new StreamEventFactory(metaStreamEvent);
    StreamEvent newEvent = eventPool.newInstance();
    converter.convertEvent(event, newEvent);
    AssertJUnit.assertTrue(converter instanceof ZeroStreamEventConverter);
    AssertJUnit.assertEquals(3, newEvent.getOutputData().length);
    AssertJUnit.assertEquals("WSO2", newEvent.getOutputData()[0]);
    AssertJUnit.assertEquals(200.0, newEvent.getOutputData()[1]);
    AssertJUnit.assertEquals(50, newEvent.getOutputData()[2]);
}
Also used : ZeroStreamEventConverter(io.siddhi.core.event.stream.converter.ZeroStreamEventConverter) StreamDefinition(io.siddhi.query.api.definition.StreamDefinition) Attribute(io.siddhi.query.api.definition.Attribute) SelectiveStreamEventConverter(io.siddhi.core.event.stream.converter.SelectiveStreamEventConverter) SimpleStreamEventConverter(io.siddhi.core.event.stream.converter.SimpleStreamEventConverter) StreamEventConverter(io.siddhi.core.event.stream.converter.StreamEventConverter) ZeroStreamEventConverter(io.siddhi.core.event.stream.converter.ZeroStreamEventConverter) StreamEventFactory(io.siddhi.core.event.stream.StreamEventFactory) StreamEvent(io.siddhi.core.event.stream.StreamEvent) MetaStreamEvent(io.siddhi.core.event.stream.MetaStreamEvent) MetaStateEvent(io.siddhi.core.event.state.MetaStateEvent) StreamEvent(io.siddhi.core.event.stream.StreamEvent) MetaStreamEvent(io.siddhi.core.event.stream.MetaStreamEvent) Event(io.siddhi.core.event.Event) MetaStreamEvent(io.siddhi.core.event.stream.MetaStreamEvent) Test(org.testng.annotations.Test)

Example 82 with Attribute

use of io.siddhi.query.api.definition.Attribute in project siddhi by wso2.

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);
    StreamEventFactory eventPool = new StreamEventFactory(metaStreamEvent);
    StreamEvent newEvent = eventPool.newInstance();
    converter.convertEvent(event, newEvent);
    AssertJUnit.assertTrue(converter instanceof SimpleStreamEventConverter);
    AssertJUnit.assertNull(newEvent.getBeforeWindowData());
    AssertJUnit.assertNull(newEvent.getOnAfterWindowData());
    AssertJUnit.assertEquals(2, newEvent.getOutputData().length);
    AssertJUnit.assertEquals(200, newEvent.getOutputData()[1]);
    AssertJUnit.assertEquals("WSO2", newEvent.getOutputData()[0]);
}
Also used : StreamDefinition(io.siddhi.query.api.definition.StreamDefinition) Attribute(io.siddhi.query.api.definition.Attribute) SelectiveStreamEventConverter(io.siddhi.core.event.stream.converter.SelectiveStreamEventConverter) SimpleStreamEventConverter(io.siddhi.core.event.stream.converter.SimpleStreamEventConverter) StreamEventConverter(io.siddhi.core.event.stream.converter.StreamEventConverter) ZeroStreamEventConverter(io.siddhi.core.event.stream.converter.ZeroStreamEventConverter) StreamEventFactory(io.siddhi.core.event.stream.StreamEventFactory) StreamEvent(io.siddhi.core.event.stream.StreamEvent) MetaStreamEvent(io.siddhi.core.event.stream.MetaStreamEvent) MetaStateEvent(io.siddhi.core.event.state.MetaStateEvent) StreamEvent(io.siddhi.core.event.stream.StreamEvent) MetaStreamEvent(io.siddhi.core.event.stream.MetaStreamEvent) Event(io.siddhi.core.event.Event) MetaStreamEvent(io.siddhi.core.event.stream.MetaStreamEvent) SimpleStreamEventConverter(io.siddhi.core.event.stream.converter.SimpleStreamEventConverter) Test(org.testng.annotations.Test)

Example 83 with Attribute

use of io.siddhi.query.api.definition.Attribute in project siddhi by wso2.

the class EventTestCase method testConditionExpressionExecutors.

@Test
public void testConditionExpressionExecutors() {
    // StreamDefinition streamDefinition = StreamDefinition.id("cseEventStream").attribute("symbol", Attribute
    // .Type.STRING).attribute("price", Attribute.Type.FLOAT).attribute("volume", Attribute.Type.INT);
    VariableExpressionExecutor priceVariableExpressionExecutor = new VariableExpressionExecutor(new Attribute("price", Attribute.Type.FLOAT), 0, 0);
    priceVariableExpressionExecutor.setPosition(new int[] { 0, SiddhiConstants.UNKNOWN_STATE, SiddhiConstants.OUTPUT_DATA_INDEX, 1 });
    VariableExpressionExecutor volumeVariableExpressionExecutor = new VariableExpressionExecutor(new Attribute("volume", Attribute.Type.INT), 0, 0);
    volumeVariableExpressionExecutor.setPosition(new int[] { 0, SiddhiConstants.UNKNOWN_STATE, SiddhiConstants.OUTPUT_DATA_INDEX, 2 });
    ExpressionExecutor compareLessThanExecutor = new LessThanCompareConditionExpressionExecutorFloatFloat(new ConstantExpressionExecutor(10f, Attribute.Type.FLOAT), priceVariableExpressionExecutor);
    ExpressionExecutor compareGreaterThanExecutor = new GreaterThanCompareConditionExpressionExecutorIntInt(new ConstantExpressionExecutor(10, Attribute.Type.INT), volumeVariableExpressionExecutor);
    ExpressionExecutor andExecutor = new AndConditionExpressionExecutor(compareLessThanExecutor, compareGreaterThanExecutor);
    int count = 0;
    for (int i = 0; i < 3; i++) {
        StreamEvent event = new StreamEvent(0, 0, 3);
        event.setOutputData(new Object[] { "WSO2", i * 11f, 5 });
        if ((Boolean) andExecutor.execute(event)) {
            count++;
        }
    }
    AssertJUnit.assertEquals("Two events should pass through executor", 2, count);
}
Also used : LessThanCompareConditionExpressionExecutorFloatFloat(io.siddhi.core.executor.condition.compare.lessthan.LessThanCompareConditionExpressionExecutorFloatFloat) VariableExpressionExecutor(io.siddhi.core.executor.VariableExpressionExecutor) ExpressionExecutor(io.siddhi.core.executor.ExpressionExecutor) AndConditionExpressionExecutor(io.siddhi.core.executor.condition.AndConditionExpressionExecutor) ConstantExpressionExecutor(io.siddhi.core.executor.ConstantExpressionExecutor) Attribute(io.siddhi.query.api.definition.Attribute) VariableExpressionExecutor(io.siddhi.core.executor.VariableExpressionExecutor) StreamEvent(io.siddhi.core.event.stream.StreamEvent) MetaStreamEvent(io.siddhi.core.event.stream.MetaStreamEvent) GreaterThanCompareConditionExpressionExecutorIntInt(io.siddhi.core.executor.condition.compare.greaterthan.GreaterThanCompareConditionExpressionExecutorIntInt) ConstantExpressionExecutor(io.siddhi.core.executor.ConstantExpressionExecutor) AndConditionExpressionExecutor(io.siddhi.core.executor.condition.AndConditionExpressionExecutor) Test(org.testng.annotations.Test)

Example 84 with Attribute

use of io.siddhi.query.api.definition.Attribute in project siddhi by wso2.

the class EventTestCase method testExpressionExecutors.

@Test
public void testExpressionExecutors() {
    // StreamDefinition streamDefinition = StreamDefinition.id("cseEventStream").attribute("symbol", Attribute
    // .Type.STRING).attribute("price", Attribute.Type.FLOAT).attribute("volume", Attribute.Type.INT);
    VariableExpressionExecutor priceVariableExpressionExecutor = new VariableExpressionExecutor(new Attribute("price", Attribute.Type.FLOAT), 0, 0);
    priceVariableExpressionExecutor.setPosition(new int[] { 0, SiddhiConstants.UNKNOWN_STATE, SiddhiConstants.OUTPUT_DATA_INDEX, 1 });
    ExpressionExecutor addExecutor = new AddExpressionExecutorFloat(new ConstantExpressionExecutor(10f, Attribute.Type.FLOAT), priceVariableExpressionExecutor);
    StreamEvent event = new StreamEvent(0, 0, 3);
    event.setOutputData(new Object[] { "WSO2", 10f, 5 });
    AssertJUnit.assertEquals("Result of adding should be 20.0", 20f, addExecutor.execute(event));
}
Also used : VariableExpressionExecutor(io.siddhi.core.executor.VariableExpressionExecutor) ExpressionExecutor(io.siddhi.core.executor.ExpressionExecutor) AndConditionExpressionExecutor(io.siddhi.core.executor.condition.AndConditionExpressionExecutor) ConstantExpressionExecutor(io.siddhi.core.executor.ConstantExpressionExecutor) Attribute(io.siddhi.query.api.definition.Attribute) AddExpressionExecutorFloat(io.siddhi.core.executor.math.add.AddExpressionExecutorFloat) VariableExpressionExecutor(io.siddhi.core.executor.VariableExpressionExecutor) StreamEvent(io.siddhi.core.event.stream.StreamEvent) MetaStreamEvent(io.siddhi.core.event.stream.MetaStreamEvent) ConstantExpressionExecutor(io.siddhi.core.executor.ConstantExpressionExecutor) Test(org.testng.annotations.Test)

Example 85 with Attribute

use of io.siddhi.query.api.definition.Attribute in project siddhi by wso2.

the class TestStoreForCachePreLoading method compileSelection.

@Override
protected CompiledSelection compileSelection(List<SelectAttributeBuilder> selectAttributeBuilders, List<ExpressionBuilder> groupByExpressionBuilder, ExpressionBuilder havingExpressionBuilder, List<OrderByAttributeBuilder> orderByAttributeBuilders, Long limit, Long offset) {
    CompiledSelectionWithCache compiledSelectionWithCache;
    MetaStateEvent metaStateEvent = matchingMetaInfoHolderForTestOnDemandQuery.getMetaStateEvent().clone();
    ReturnStream returnStream = new ReturnStream(OutputStream.OutputEventType.CURRENT_EVENTS);
    int metaPosition = SiddhiConstants.UNKNOWN_STATE;
    List<VariableExpressionExecutor> variableExpressionExecutorsForQuerySelector = new ArrayList<>();
    if (metaStateEvent.getOutputDataAttributes().size() == 0) {
        for (Attribute outputAttribute : metaStateEvent.getMetaStreamEvents()[0].getOnAfterWindowData()) {
            metaStateEvent.getMetaStreamEvents()[0].addOutputData(outputAttribute);
        }
    }
    QuerySelector querySelector = SelectorParser.parse(selectorForTestOnDemandQuery, returnStream, metaStateEvent, tableMap, variableExpressionExecutorsForQuerySelector, metaPosition, ProcessingMode.BATCH, false, siddhiQueryContextForTestOnDemandQuery);
    QueryParserHelper.updateVariablePosition(metaStateEvent, variableExpressionExecutorsForQuerySelector);
    querySelector.setEventPopulator(StateEventPopulatorFactory.constructEventPopulator(metaStateEvent));
    compiledSelectionWithCache = new CompiledSelectionWithCache(null, querySelector, metaStateEvent, 0, null);
    return compiledSelectionWithCache;
}
Also used : Attribute(io.siddhi.query.api.definition.Attribute) VariableExpressionExecutor(io.siddhi.core.executor.VariableExpressionExecutor) ArrayList(java.util.ArrayList) QuerySelector(io.siddhi.core.query.selector.QuerySelector) ReturnStream(io.siddhi.query.api.execution.query.output.stream.ReturnStream) MetaStateEvent(io.siddhi.core.event.state.MetaStateEvent)

Aggregations

Attribute (io.siddhi.query.api.definition.Attribute)86 MetaStreamEvent (io.siddhi.core.event.stream.MetaStreamEvent)43 ArrayList (java.util.ArrayList)29 VariableExpressionExecutor (io.siddhi.core.executor.VariableExpressionExecutor)27 SiddhiAppCreationException (io.siddhi.core.exception.SiddhiAppCreationException)23 OutputAttribute (io.siddhi.query.api.execution.query.selection.OutputAttribute)23 MetaStateEvent (io.siddhi.core.event.state.MetaStateEvent)22 StreamEvent (io.siddhi.core.event.stream.StreamEvent)21 ConstantExpressionExecutor (io.siddhi.core.executor.ConstantExpressionExecutor)19 ExpressionExecutor (io.siddhi.core.executor.ExpressionExecutor)18 Variable (io.siddhi.query.api.expression.Variable)18 Expression (io.siddhi.query.api.expression.Expression)17 Test (org.testng.annotations.Test)17 StreamEventFactory (io.siddhi.core.event.stream.StreamEventFactory)15 HashMap (java.util.HashMap)15 StreamEventCloner (io.siddhi.core.event.stream.StreamEventCloner)14 MatchingMetaInfoHolder (io.siddhi.core.util.collection.operator.MatchingMetaInfoHolder)14 TableDefinition (io.siddhi.query.api.definition.TableDefinition)13 Map (java.util.Map)13 Annotation (io.siddhi.query.api.annotation.Annotation)12