Examples with Attribute io.siddhi.query.api.definition.Attribute used on opensource projects

Example 26 with Attribute

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

the class ErrorHandlerUtils method constructAddErrorRecordString.

public static String constructAddErrorRecordString(ComplexEventChunk<StreamEvent> eventChunk, boolean isObjectColumnPresent, TableDefinition tableDefinition, Exception e) {
    JsonObject payloadJson = new JsonObject();
    payloadJson.addProperty("isEditable", !(isObjectColumnPresent || e instanceof ConnectionUnavailableException));
    JsonArray attributes = new JsonArray();
    JsonArray records = new JsonArray();
    for (Attribute attribute : tableDefinition.getAttributeList()) {
        JsonObject attributeJson = new JsonObject();
        attributeJson.add("name", new JsonPrimitive(attribute.getName()));
        attributeJson.add("type", new JsonPrimitive(String.valueOf(attribute.getType())));
        attributes.add(attributeJson);
    }
    payloadJson.add("attributes", attributes);
    while (eventChunk.hasNext()) {
        StreamEvent streamEvent = eventChunk.next();
        JsonArray record = new JsonArray();
        for (Object item : streamEvent.getOutputData()) {
            if (item == null) {
                record.add(JsonNull.INSTANCE);
            } else {
                record.add(String.valueOf(item));
            }
        }
        records.add(record);
    }
    payloadJson.add("records", records);
    return payloadJson.toString();
}

Example 27 with Attribute

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

the class TestStoreContainingInMemoryTable method update.

@Override
protected void update(CompiledCondition updateCondition, List<Map<String, Object>> updateConditionParameterMaps, Map<String, CompiledExpression> updateSetExpressions, List<Map<String, Object>> updateSetParameterMaps) throws ConnectionUnavailableException {
    MetaStreamEvent tableMetaStreamEvent = new MetaStreamEvent();
    tableMetaStreamEvent.setEventType(MetaStreamEvent.EventType.TABLE);
    TableDefinition matchingTableDefinition = TableDefinition.id("");
    for (Attribute attribute : inMemoryTable.getTableDefinition().getAttributeList()) {
        tableMetaStreamEvent.addOutputData(attribute);
        matchingTableDefinition.attribute(attribute.getName(), attribute.getType());
    }
    tableMetaStreamEvent.addInputDefinition(matchingTableDefinition);
    MatchingMetaInfoHolder matchingMetaInfoHolder = MatcherParser.constructMatchingMetaStateHolder(tableMetaStreamEvent, 0, inMemoryTable.getTableDefinition(), 0);
    UpdateSet updateSet = new UpdateSet();
    for (Attribute attribute : matchingMetaInfoHolder.getMatchingStreamDefinition().getAttributeList()) {
        updateSet.set(new Variable(attribute.getName()), new Variable(attribute.getName()));
    }
    CompiledUpdateSet compiledUpdateSet = inMemoryTable.compileUpdateSet(updateSet, matchingMetaInfoHolder, null, tableMap, null);
    inMemoryTable.update(convForUpdate(updateSetParameterMaps), updateCondition, compiledUpdateSet);
}

Example 28 with Attribute

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

the class TestStoreContainingInMemoryTable method updateOrAdd.

@Override
protected void updateOrAdd(CompiledCondition updateCondition, List<Map<String, Object>> updateConditionParameterMaps, Map<String, CompiledExpression> updateSetExpressions, List<Map<String, Object>> updateSetParameterMaps, List<Object[]> addingRecords) throws ConnectionUnavailableException {
    MetaStreamEvent tableMetaStreamEvent = new MetaStreamEvent();
    tableMetaStreamEvent.setEventType(MetaStreamEvent.EventType.TABLE);
    TableDefinition matchingTableDefinition = TableDefinition.id("");
    for (Attribute attribute : inMemoryTable.getTableDefinition().getAttributeList()) {
        tableMetaStreamEvent.addOutputData(attribute);
        matchingTableDefinition.attribute(attribute.getName(), attribute.getType());
    }
    tableMetaStreamEvent.addInputDefinition(matchingTableDefinition);
    MatchingMetaInfoHolder matchingMetaInfoHolder = MatcherParser.constructMatchingMetaStateHolder(tableMetaStreamEvent, 0, inMemoryTable.getTableDefinition(), 0);
    UpdateSet updateSet = new UpdateSet();
    for (Attribute attribute : matchingMetaInfoHolder.getMatchingStreamDefinition().getAttributeList()) {
        updateSet.set(new Variable(attribute.getName()), new Variable(attribute.getName()));
    }
    CompiledUpdateSet compiledUpdateSet = inMemoryTable.compileUpdateSet(updateSet, matchingMetaInfoHolder, null, tableMap, null);
    inMemoryTable.updateOrAdd(convForUpdate(updateSetParameterMaps), updateCondition, compiledUpdateSet, new AddingStreamEventExtractor(matchingMetaInfoHolder.getMatchingStreamEventIndex()));
}

Example 29 with Attribute

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

the class TestStoreContainingInMemoryTable method compileSelection.

@Override
protected CompiledSelection compileSelection(List<SelectAttributeBuilder> selectAttributeBuilders, List<ExpressionBuilder> groupByExpressionBuilder, ExpressionBuilder havingExpressionBuilder, List<OrderByAttributeBuilder> orderByAttributeBuilders, Long limit, Long offset) {
    selectAttributeBuilders.forEach((selectAttributeBuilder -> {
        TestStoreConditionVisitor testStoreConditionVisitor = new TestStoreConditionVisitor("");
        selectAttributeBuilder.getExpressionBuilder().build(testStoreConditionVisitor);
        if (testStoreConditionVisitor.getStreamVarCount() > 0) {
            throw new SiddhiAppCreationException("testStoreContainingInMemoryTable does not support " + "lookup with stream variables");
        }
    }));
    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) {
        // MetaStateEvent metaStateEventWithOutputData = new MetaStateEvent(metaStateEvent.getStreamEventCount());
        for (Attribute outputAttribute : metaStateEvent.getMetaStreamEvents()[0].getOnAfterWindowData()) {
            metaStateEvent.getMetaStreamEvents()[0].addOutputData(outputAttribute);
        }
    }
    if (metaStateEvent.getOutputDataAttributes().size() > 0) {
        while (metaStateEvent.getMetaStreamEvent(0).getOutputData().size() > 0) {
            metaStateEvent.getMetaStreamEvent(0).getOutputData().remove(0);
        }
    }
    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;
}

Example 30 with Attribute

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

the class TestStoreForCacheMiss method convForDelete.

private ComplexEventChunk<StreamEvent> convForDelete(List<Map<String, Object>> deleteConditionParameterMaps) {
    List<Object[]> objectList = new LinkedList<>();
    for (Map<String, Object> parameterMap : deleteConditionParameterMaps) {
        List<Object> outputData = new ArrayList<>();
        List<Attribute> attributeList = inMemoryTable.getTableDefinition().getAttributeList();
        for (int i = 0; i < attributeList.size(); i++) {
            if (parameterMap.get(attributeList.get(i).getName()) != null) {
                outputData.add(parameterMap.get(attributeList.get(i).getName()));
            } else {
                outputData.add(null);
            }
        }
        objectList.add(outputData.toArray());
    }
    ComplexEventChunk<StreamEvent> complexEventChunk = new ComplexEventChunk<>();
    for (Object[] record : objectList) {
        StreamEvent event = new StreamEvent(0, 0, record.length);
        // StateEvent stateEvent = new StateEvent(2, record.length);
        event.setOutputData(record);
        // stateEvent.addEvent(0, event);
        complexEventChunk.add(event);
    }
    return complexEventChunk;
}