Examples with ConditionExpressionExecutor io.siddhi.core.executor.condition.ConditionExpressionExecutor used on opensource projects

Example 1 with ConditionExpressionExecutor

use of io.siddhi.core.executor.condition.ConditionExpressionExecutor in project siddhi by wso2.

the class StreamPartitioner method createSingleInputStreamExecutors.

private void createSingleInputStreamExecutors(SingleInputStream inputStream, Partition partition, MetaStreamEvent metaEvent, List<VariableExpressionExecutor> executors, Map<String, Table> tableMap, SiddhiQueryContext siddhiQueryContext) {
    List<PartitionExecutor> executorList = new ArrayList<PartitionExecutor>();
    partitionExecutorLists.add(executorList);
    if (!inputStream.isInnerStream()) {
        for (PartitionType partitionType : partition.getPartitionTypeMap().values()) {
            if (partitionType instanceof ValuePartitionType) {
                if (partitionType.getStreamId().equals(inputStream.getStreamId())) {
                    executorList.add(new ValuePartitionExecutor(ExpressionParser.parseExpression(((ValuePartitionType) partitionType).getExpression(), metaEvent, SiddhiConstants.UNKNOWN_STATE, tableMap, executors, false, 0, ProcessingMode.BATCH, false, siddhiQueryContext)));
                }
            } else {
                for (RangePartitionType.RangePartitionProperty rangePartitionProperty : ((RangePartitionType) partitionType).getRangePartitionProperties()) {
                    if (partitionType.getStreamId().equals(inputStream.getStreamId())) {
                        executorList.add(new RangePartitionExecutor((ConditionExpressionExecutor) ExpressionParser.parseExpression(rangePartitionProperty.getCondition(), metaEvent, SiddhiConstants.UNKNOWN_STATE, tableMap, executors, false, 0, ProcessingMode.BATCH, false, siddhiQueryContext), rangePartitionProperty.getPartitionKey()));
                    }
                }
            }
        }
    }
}

Example 2 with ConditionExpressionExecutor

use of io.siddhi.core.executor.condition.ConditionExpressionExecutor in project siddhi by wso2.

the class SelectorParser method parse.

/**
 * Parse Selector portion of a query and return corresponding QuerySelector.
 *
 * @param selector                    selector to be parsed
 * @param outputStream                output stream
 * @param metaComplexEvent            Meta event used to collect execution info of stream associated with query
 * @param tableMap                    Table Map
 * @param variableExpressionExecutors variable expression executors
 * @param metaPosition                helps to identify the meta position of aggregates
 * @param processingMode              processing mode of the query
 * @param outputExpectsExpiredEvents  is expired events sent as output
 * @param siddhiQueryContext          current siddhi query context
 * @return QuerySelector
 */
public static QuerySelector parse(Selector selector, OutputStream outputStream, MetaComplexEvent metaComplexEvent, Map<String, Table> tableMap, List<VariableExpressionExecutor> variableExpressionExecutors, int metaPosition, ProcessingMode processingMode, boolean outputExpectsExpiredEvents, SiddhiQueryContext siddhiQueryContext) {
    boolean currentOn = false;
    boolean expiredOn = false;
    String id = null;
    if (outputStream.getOutputEventType() == OutputStream.OutputEventType.CURRENT_EVENTS || outputStream.getOutputEventType() == OutputStream.OutputEventType.ALL_EVENTS) {
        currentOn = true;
    }
    if (outputStream.getOutputEventType() == OutputStream.OutputEventType.EXPIRED_EVENTS || outputStream.getOutputEventType() == OutputStream.OutputEventType.ALL_EVENTS) {
        expiredOn = true;
    }
    boolean groupBy = !selector.getGroupByList().isEmpty();
    id = outputStream.getId();
    containsAggregatorThreadLocal.remove();
    QuerySelector querySelector = new QuerySelector(id, selector, currentOn, expiredOn, siddhiQueryContext);
    List<AttributeProcessor> attributeProcessors = getAttributeProcessors(selector, id, metaComplexEvent, tableMap, variableExpressionExecutors, outputStream, metaPosition, processingMode, outputExpectsExpiredEvents, groupBy, siddhiQueryContext);
    querySelector.setAttributeProcessorList(attributeProcessors, "true".equals(containsAggregatorThreadLocal.get()));
    containsAggregatorThreadLocal.remove();
    ConditionExpressionExecutor havingCondition = generateHavingExecutor(selector.getHavingExpression(), metaComplexEvent, tableMap, variableExpressionExecutors, siddhiQueryContext);
    querySelector.setHavingConditionExecutor(havingCondition, "true".equals(containsAggregatorThreadLocal.get()));
    containsAggregatorThreadLocal.remove();
    if (!selector.getGroupByList().isEmpty()) {
        List<Expression> groupByExpressionList = selector.getGroupByList().stream().map(groupByVariable -> (Expression) groupByVariable).collect(Collectors.toList());
        querySelector.setGroupByKeyGenerator(new GroupByKeyGenerator(groupByExpressionList, metaComplexEvent, SiddhiConstants.UNKNOWN_STATE, null, variableExpressionExecutors, siddhiQueryContext));
    }
    if (!selector.getOrderByList().isEmpty()) {
        querySelector.setOrderByEventComparator(new OrderByEventComparator(selector.getOrderByList(), metaComplexEvent, SiddhiConstants.HAVING_STATE, null, variableExpressionExecutors, siddhiQueryContext));
    }
    if (selector.getLimit() != null) {
        ExpressionExecutor expressionExecutor = ExpressionParser.parseExpression((Expression) selector.getLimit(), metaComplexEvent, SiddhiConstants.HAVING_STATE, tableMap, variableExpressionExecutors, false, 0, ProcessingMode.BATCH, false, siddhiQueryContext);
        containsAggregatorThreadLocal.remove();
        querySelector.setLimit(((Number) (((ConstantExpressionExecutor) expressionExecutor).getValue())).longValue());
    }
    if (selector.getOffset() != null) {
        ExpressionExecutor expressionExecutor = ExpressionParser.parseExpression((Expression) selector.getOffset(), metaComplexEvent, SiddhiConstants.HAVING_STATE, tableMap, variableExpressionExecutors, false, 0, ProcessingMode.BATCH, false, siddhiQueryContext);
        containsAggregatorThreadLocal.remove();
        querySelector.setOffset(((Number) (((ConstantExpressionExecutor) expressionExecutor).getValue())).longValue());
    }
    return querySelector;
}