Examples with SiddhiAppValidationException io.siddhi.query.api.exception.SiddhiAppValidationException used on opensource projects

Example 1 with SiddhiAppValidationException

use of io.siddhi.query.api.exception.SiddhiAppValidationException in project siddhi by wso2.

the class ExternalTimeBatchWindowProcessor method init.

@Override
protected StateFactory init(ExpressionExecutor[] attributeExpressionExecutors, ConfigReader configReader, StreamEventClonerHolder streamEventClonerHolder, boolean outputExpectsExpiredEvents, boolean findToBeExecuted, SiddhiQueryContext siddhiQueryContext) {
    this.outputExpectsExpiredEvents = outputExpectsExpiredEvents;
    this.findToBeExecuted = findToBeExecuted;
    if (attributeExpressionExecutors.length >= 2 && attributeExpressionExecutors.length <= 5) {
        if (!(attributeExpressionExecutors[0] instanceof VariableExpressionExecutor)) {
            throw new SiddhiAppValidationException("ExternalTime window's 1st parameter timestamp should be a" + " variable, but found " + attributeExpressionExecutors[0].getClass());
        }
        if (attributeExpressionExecutors[0].getReturnType() != Attribute.Type.LONG) {
            throw new SiddhiAppValidationException("ExternalTime window's 1st parameter timestamp should be " + "type long, but found " + attributeExpressionExecutors[0].getReturnType());
        }
        timestampExpressionExecutor = (VariableExpressionExecutor) attributeExpressionExecutors[0];
        if (attributeExpressionExecutors[1].getReturnType() == Attribute.Type.INT) {
            timeToKeep = (Integer) ((ConstantExpressionExecutor) attributeExpressionExecutors[1]).getValue();
        } else if (attributeExpressionExecutors[1].getReturnType() == Attribute.Type.LONG) {
            timeToKeep = (Long) ((ConstantExpressionExecutor) attributeExpressionExecutors[1]).getValue();
        } else {
            throw new SiddhiAppValidationException("ExternalTimeBatch window's 2nd parameter windowTime " + "should be either int or long, but found " + attributeExpressionExecutors[1].getReturnType());
        }
        if (attributeExpressionExecutors.length >= 3) {
            isStartTimeEnabled = true;
            if ((attributeExpressionExecutors[2] instanceof ConstantExpressionExecutor)) {
                if (attributeExpressionExecutors[2].getReturnType() == Attribute.Type.INT) {
                    commonStartTime = Integer.parseInt(String.valueOf(((ConstantExpressionExecutor) attributeExpressionExecutors[2]).getValue()));
                } else if (attributeExpressionExecutors[2].getReturnType() == Attribute.Type.LONG) {
                    commonStartTime = Long.parseLong(String.valueOf(((ConstantExpressionExecutor) attributeExpressionExecutors[2]).getValue()));
                } else {
                    throw new SiddhiAppValidationException("ExternalTimeBatch window's 3rd parameter " + "startTime should either be a constant (of type int or long) or an attribute (of type" + " long), but found " + attributeExpressionExecutors[2].getReturnType());
                }
            } else if (attributeExpressionExecutors[2].getReturnType() != Attribute.Type.LONG) {
                throw new SiddhiAppValidationException("ExternalTimeBatch window's 3rd parameter startTime " + "should either be a constant (of type int or long) or an attribute (of type long), but " + "found " + attributeExpressionExecutors[2].getReturnType());
            } else {
                startTimeAsVariable = attributeExpressionExecutors[2];
            }
        }
        if (attributeExpressionExecutors.length >= 4) {
            if (attributeExpressionExecutors[3].getReturnType() == Attribute.Type.INT) {
                schedulerTimeout = Integer.parseInt(String.valueOf(((ConstantExpressionExecutor) attributeExpressionExecutors[3]).getValue()));
            } else if (attributeExpressionExecutors[3].getReturnType() == Attribute.Type.LONG) {
                schedulerTimeout = Long.parseLong(String.valueOf(((ConstantExpressionExecutor) attributeExpressionExecutors[3]).getValue()));
            } else {
                throw new SiddhiAppValidationException("ExternalTimeBatch window's 4th parameter timeout " + "should be either int or long, but found " + attributeExpressionExecutors[3].getReturnType());
            }
        }
        if (attributeExpressionExecutors.length == 5) {
            if (attributeExpressionExecutors[4].getReturnType() == Attribute.Type.BOOL) {
                replaceTimestampWithBatchEndTime = Boolean.parseBoolean(String.valueOf(((ConstantExpressionExecutor) attributeExpressionExecutors[4]).getValue()));
            } else {
                throw new SiddhiAppValidationException("ExternalTimeBatch window's 5th parameter " + "replaceTimestampWithBatchEndTime should be bool, but found " + attributeExpressionExecutors[4].getReturnType());
            }
        }
    } else {
        throw new SiddhiAppValidationException("ExternalTimeBatch window should only have two to five " + "parameters (<long> timestamp, <int|long|time> windowTime, <long> startTime, <int|long|time> " + "timeout, <bool> replaceTimestampWithBatchEndTime), but found " + attributeExpressionExecutors.length + " input attributes");
    }
    return () -> new WindowState(outputExpectsExpiredEvents, schedulerTimeout, commonStartTime);
}

Example 2 with SiddhiAppValidationException

use of io.siddhi.query.api.exception.SiddhiAppValidationException in project siddhi by wso2.

the class LogStreamProcessor method init.

/**
 * The init method of the StreamFunction
 *
 * @param metaStreamEvent              the  stream event meta
 * @param inputDefinition              the incoming stream definition
 * @param attributeExpressionExecutors the executors for the function parameters
 * @param configReader                 this hold the {@link LogStreamProcessor} configuration reader.
 * @param streamEventClonerHolder      streamEventCloner Holder
 * @param findToBeExecuted             find will be executed
 * @param siddhiQueryContext           current siddhi query context
 * @return the additional output attributes introduced by the function
 */
@Override
protected StateFactory init(MetaStreamEvent metaStreamEvent, AbstractDefinition inputDefinition, ExpressionExecutor[] attributeExpressionExecutors, ConfigReader configReader, StreamEventClonerHolder streamEventClonerHolder, boolean outputExpectsExpiredEvents, boolean findToBeExecuted, SiddhiQueryContext siddhiQueryContext) {
    int inputExecutorLength = attributeExpressionExecutors.length;
    if (inputExecutorLength == 1) {
        if (attributeExpressionExecutors[0].getReturnType() == Attribute.Type.STRING) {
            logMessageExpressionExecutor = attributeExpressionExecutors[0];
        } else if (attributeExpressionExecutors[0].getReturnType() == Attribute.Type.BOOL) {
            isLogEventExpressionExecutor = attributeExpressionExecutors[0];
        } else {
            throw new SiddhiAppValidationException("Input attribute is expected to be 'isEventLogged (Bool)' " + "or 'logMessage (String)' or 'isEventLogged (Bool), logMessage (String)' or 'priority " + "(String), isEventLogged (Bool), logMessage (String)', but its 1st attribute is " + attributeExpressionExecutors[0].getReturnType());
        }
    } else if (inputExecutorLength == 2) {
        if (attributeExpressionExecutors[0].getReturnType() == Attribute.Type.STRING && attributeExpressionExecutors[1].getReturnType() == Attribute.Type.BOOL) {
            logMessageExpressionExecutor = attributeExpressionExecutors[0];
            isLogEventExpressionExecutor = attributeExpressionExecutors[1];
        } else if (attributeExpressionExecutors[0].getReturnType() == Attribute.Type.STRING && attributeExpressionExecutors[1].getReturnType() == Attribute.Type.STRING) {
            if (attributeExpressionExecutors[0] instanceof ConstantExpressionExecutor) {
                logPriority = LogPriority.valueOf(((String) attributeExpressionExecutors[0].execute(null)).toUpperCase());
            } else {
                logPriorityExpressionExecutor = attributeExpressionExecutors[0];
            }
            logMessageExpressionExecutor = attributeExpressionExecutors[1];
        } else {
            throw new SiddhiAppValidationException("Input attribute is expected to be 'logMessage (String), " + "isEventLogged (Bool)' or 'priority (String), logMessage (String)', but its returning are '" + attributeExpressionExecutors[0].getReturnType() + ", " + attributeExpressionExecutors[1].getReturnType() + "'");
        }
    } else if (inputExecutorLength == 3) {
        if (attributeExpressionExecutors[0].getReturnType() == Attribute.Type.STRING) {
            if (attributeExpressionExecutors[0] instanceof ConstantExpressionExecutor) {
                logPriority = LogPriority.valueOf(((String) attributeExpressionExecutors[0].execute(null)).toUpperCase());
            } else {
                logPriorityExpressionExecutor = attributeExpressionExecutors[0];
            }
        } else {
            throw new SiddhiAppValidationException("Input attribute is expected to be 'priority (String), " + "logMessage (String), isEventLogged (Bool)', but its 1st attribute is returning " + attributeExpressionExecutors[0].getReturnType());
        }
        if (attributeExpressionExecutors[1].getReturnType() == Attribute.Type.STRING) {
            logMessageExpressionExecutor = attributeExpressionExecutors[1];
        } else {
            throw new SiddhiAppValidationException("Input attribute is expected to be 'priority (String), " + "logMessage (String), isEventLogged (Bool)', but its 2nd attribute is returning " + attributeExpressionExecutors[1].getReturnType());
        }
        if (attributeExpressionExecutors[2].getReturnType() == Attribute.Type.BOOL) {
            isLogEventExpressionExecutor = attributeExpressionExecutors[2];
        } else {
            throw new SiddhiAppValidationException("Input attribute is expected to be 'priority (String), " + "logMessage (String), isEventLogged (Bool)', but its 3rd attribute is returning " + attributeExpressionExecutors[2].getReturnType());
        }
    } else if (inputExecutorLength > 3) {
        throw new SiddhiAppValidationException("Input parameters for Log can be logMessage (String), " + "isEventLogged (Bool), but there are " + attributeExpressionExecutors.length + " in the input!");
    }
    logPrefix = siddhiQueryContext.getSiddhiAppContext().getName() + ": ";
    return null;
}

Example 3 with SiddhiAppValidationException

use of io.siddhi.query.api.exception.SiddhiAppValidationException in project siddhi by wso2.

the class AggregationRuntime method compileExpression.

public CompiledCondition compileExpression(Expression expression, Within within, Expression per, List<Variable> queryGroupByList, MatchingMetaInfoHolder matchingMetaInfoHolder, List<VariableExpressionExecutor> variableExpressionExecutors, Map<String, Table> tableMap, SiddhiQueryContext siddhiQueryContext) {
    String aggregationName = aggregationDefinition.getId();
    boolean isOptimisedTableLookup = isOptimisedLookup;
    Map<TimePeriod.Duration, CompiledCondition> withinTableCompiledConditions = new HashMap<>();
    CompiledCondition withinInMemoryCompileCondition;
    CompiledCondition onCompiledCondition;
    List<Attribute> additionalAttributes = new ArrayList<>();
    // Define additional attribute list
    additionalAttributes.add(new Attribute("_START", Attribute.Type.LONG));
    additionalAttributes.add(new Attribute("_END", Attribute.Type.LONG));
    int lowerGranularitySize = this.activeIncrementalDurations.size() - 1;
    List<String> lowerGranularityAttributes = new ArrayList<>();
    if (isDistributed) {
        // for values calculated in in-memory in the shards
        for (int i = 0; i < lowerGranularitySize; i++) {
            String attributeName = "_AGG_TIMESTAMP_FILTER_" + i;
            additionalAttributes.add(new Attribute(attributeName, Attribute.Type.LONG));
            lowerGranularityAttributes.add(attributeName);
        }
    }
    // Get table definition. Table definitions for all the tables used to persist aggregates are similar.
    // Therefore it's enough to get the definition from one table.
    AbstractDefinition tableDefinition = aggregationTables.get(activeIncrementalDurations.get(0)).getTableDefinition();
    boolean isOnDemandQuery = matchingMetaInfoHolder.getMetaStateEvent().getMetaStreamEvents().length == 1;
    // Alter existing meta stream event or create new one if a meta stream doesn't exist
    // After calling this method the original MatchingMetaInfoHolder's meta stream event would be altered
    // Alter meta info holder to contain stream event and aggregate both when it's a on-demand query
    MetaStreamEvent metaStreamEventForTableLookups;
    if (isOnDemandQuery) {
        metaStreamEventForTableLookups = alterMetaStreamEvent(true, new MetaStreamEvent(), additionalAttributes);
        matchingMetaInfoHolder = alterMetaInfoHolderForOnDemandQuery(metaStreamEventForTableLookups, matchingMetaInfoHolder);
    } else {
        metaStreamEventForTableLookups = alterMetaStreamEvent(false, matchingMetaInfoHolder.getMetaStateEvent().getMetaStreamEvent(0), additionalAttributes);
    }
    // Create new MatchingMetaInfoHolder containing newMetaStreamEventWithStartEnd and table meta event
    String aggReferenceId = matchingMetaInfoHolder.getMetaStateEvent().getMetaStreamEvent(1).getInputReferenceId();
    String referenceName = aggReferenceId == null ? aggregationName : aggReferenceId;
    MetaStreamEvent metaStoreEventForTableLookups = createMetaStoreEvent(tableDefinition, referenceName);
    // Create new MatchingMetaInfoHolder containing metaStreamEventForTableLookups and table meta event
    MatchingMetaInfoHolder metaInfoHolderForTableLookups = createNewStreamTableMetaInfoHolder(metaStreamEventForTableLookups, metaStoreEventForTableLookups);
    // Create per expression executor
    ExpressionExecutor perExpressionExecutor;
    if (per != null) {
        perExpressionExecutor = ExpressionParser.parseExpression(per, matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, ProcessingMode.BATCH, false, siddhiQueryContext);
        if (perExpressionExecutor.getReturnType() != Attribute.Type.STRING) {
            throw new SiddhiAppCreationException("Query " + siddhiQueryContext.getName() + "'s per value expected a string but found " + perExpressionExecutor.getReturnType(), per.getQueryContextStartIndex(), per.getQueryContextEndIndex());
        }
        // Additional Per time function verification at compile time if it is a constant
        if (perExpressionExecutor instanceof ConstantExpressionExecutor) {
            String perValue = ((ConstantExpressionExecutor) perExpressionExecutor).getValue().toString();
            try {
                normalizeDuration(perValue);
            } catch (SiddhiAppValidationException e) {
                throw new SiddhiAppValidationException("Aggregation Query's per value is expected to be of a valid time function of the " + "following " + TimePeriod.Duration.SECONDS + ", " + TimePeriod.Duration.MINUTES + ", " + TimePeriod.Duration.HOURS + ", " + TimePeriod.Duration.DAYS + ", " + TimePeriod.Duration.MONTHS + ", " + TimePeriod.Duration.YEARS + ".");
            }
        }
    } else {
        throw new SiddhiAppCreationException("Syntax Error: Aggregation join query must contain a `per` " + "definition for granularity");
    }
    // Create start and end time expression
    Expression startEndTimeExpression;
    ExpressionExecutor startTimeEndTimeExpressionExecutor;
    if (within != null) {
        if (within.getTimeRange().size() == 1) {
            startEndTimeExpression = new AttributeFunction("incrementalAggregator", "startTimeEndTime", within.getTimeRange().get(0));
        } else {
            // within.getTimeRange().size() == 2
            startEndTimeExpression = new AttributeFunction("incrementalAggregator", "startTimeEndTime", within.getTimeRange().get(0), within.getTimeRange().get(1));
        }
        startTimeEndTimeExpressionExecutor = ExpressionParser.parseExpression(startEndTimeExpression, matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, ProcessingMode.BATCH, false, siddhiQueryContext);
    } else {
        throw new SiddhiAppCreationException("Syntax Error : Aggregation read query must contain a `within` " + "definition for filtering of aggregation data.");
    }
    // Create within expression
    Expression timeFilterExpression;
    if (isProcessingOnExternalTime) {
        timeFilterExpression = Expression.variable(AGG_EXTERNAL_TIMESTAMP_COL);
    } else {
        timeFilterExpression = Expression.variable(AGG_START_TIMESTAMP_COL);
    }
    Expression withinExpression;
    Expression start = Expression.variable(additionalAttributes.get(0).getName());
    Expression end = Expression.variable(additionalAttributes.get(1).getName());
    Expression compareWithStartTime = Compare.compare(start, Compare.Operator.LESS_THAN_EQUAL, timeFilterExpression);
    Expression compareWithEndTime = Compare.compare(timeFilterExpression, Compare.Operator.LESS_THAN, end);
    withinExpression = Expression.and(compareWithStartTime, compareWithEndTime);
    List<ExpressionExecutor> timestampFilterExecutors = new ArrayList<>();
    if (isDistributed) {
        for (int i = 0; i < lowerGranularitySize; i++) {
            Expression[] expressionArray = new Expression[] { new AttributeFunction("", "currentTimeMillis", null), Expression.value(this.activeIncrementalDurations.get(i + 1).toString()) };
            Expression filterExpression = new AttributeFunction("incrementalAggregator", "getAggregationStartTime", expressionArray);
            timestampFilterExecutors.add(ExpressionParser.parseExpression(filterExpression, matchingMetaInfoHolder.getMetaStateEvent(), matchingMetaInfoHolder.getCurrentState(), tableMap, variableExpressionExecutors, false, 0, ProcessingMode.BATCH, false, siddhiQueryContext));
        }
    }
    // Create compile condition per each table used to persist aggregates.
    // These compile conditions are used to check whether the aggregates in tables are within the given duration.
    // Combine with and on condition for table query
    boolean shouldApplyReducedCondition = false;
    Expression reducedExpression = null;
    // Check if there is no on conditions
    if (!(expression instanceof BoolConstant)) {
        // For abstract queryable table
        AggregationExpressionBuilder aggregationExpressionBuilder = new AggregationExpressionBuilder(expression);
        AggregationExpressionVisitor expressionVisitor = new AggregationExpressionVisitor(metaStreamEventForTableLookups.getInputReferenceId(), metaStreamEventForTableLookups.getLastInputDefinition().getAttributeList(), this.tableAttributesNameList);
        aggregationExpressionBuilder.build(expressionVisitor);
        shouldApplyReducedCondition = expressionVisitor.applyReducedExpression();
        reducedExpression = expressionVisitor.getReducedExpression();
    }
    Expression withinExpressionTable;
    if (shouldApplyReducedCondition) {
        withinExpressionTable = Expression.and(withinExpression, reducedExpression);
    } else {
        withinExpressionTable = withinExpression;
    }
    List<Variable> queryGroupByListCopy = new ArrayList<>(queryGroupByList);
    Variable timestampVariable = new Variable(AGG_START_TIMESTAMP_COL);
    List<String> queryGroupByNamesList = queryGroupByListCopy.stream().map(Variable::getAttributeName).collect(Collectors.toList());
    boolean queryGroupByContainsTimestamp = queryGroupByNamesList.remove(AGG_START_TIMESTAMP_COL);
    boolean isQueryGroupBySameAsAggGroupBy = queryGroupByListCopy.isEmpty() || (queryGroupByListCopy.contains(timestampVariable) && queryGroupByNamesList.equals(groupByVariablesList));
    List<VariableExpressionExecutor> variableExpExecutorsForTableLookups = new ArrayList<>();
    Map<TimePeriod.Duration, CompiledSelection> withinTableCompiledSelection = new HashMap<>();
    if (isOptimisedTableLookup) {
        Selector selector = Selector.selector();
        List<Variable> groupByList = new ArrayList<>();
        if (!isQueryGroupBySameAsAggGroupBy) {
            if (queryGroupByContainsTimestamp) {
                if (isProcessingOnExternalTime) {
                    groupByList.add(new Variable(AGG_EXTERNAL_TIMESTAMP_COL));
                } else {
                    groupByList.add(new Variable(AGG_START_TIMESTAMP_COL));
                }
                // Remove timestamp to process the rest
                queryGroupByListCopy.remove(timestampVariable);
            }
            for (Variable queryGroupBy : queryGroupByListCopy) {
                String referenceId = queryGroupBy.getStreamId();
                if (referenceId == null) {
                    if (tableAttributesNameList.contains(queryGroupBy.getAttributeName())) {
                        groupByList.add(queryGroupBy);
                    }
                } else if (referenceId.equalsIgnoreCase(referenceName)) {
                    groupByList.add(queryGroupBy);
                }
            }
            // If query group bys are based on joining stream
            if (groupByList.isEmpty()) {
                isQueryGroupBySameAsAggGroupBy = true;
            }
        }
        groupByList.forEach((groupBy) -> groupBy.setStreamId(referenceName));
        selector.addGroupByList(groupByList);
        List<OutputAttribute> selectorList;
        if (!isQueryGroupBySameAsAggGroupBy) {
            selectorList = constructSelectorList(isProcessingOnExternalTime, isDistributed, isLatestEventColAdded, baseAggregatorBeginIndex, groupByVariablesList.size(), finalBaseExpressionsList, tableDefinition, groupByList);
        } else {
            selectorList = defaultSelectorList;
        }
        for (OutputAttribute outputAttribute : selectorList) {
            if (outputAttribute.getExpression() instanceof Variable) {
                ((Variable) outputAttribute.getExpression()).setStreamId(referenceName);
            } else {
                for (Expression parameter : ((AttributeFunction) outputAttribute.getExpression()).getParameters()) {
                    ((Variable) parameter).setStreamId(referenceName);
                }
            }
        }
        selector.addSelectionList(selectorList);
        try {
            aggregationTables.entrySet().forEach((durationTableEntry -> {
                CompiledSelection compiledSelection = ((QueryableProcessor) durationTableEntry.getValue()).compileSelection(selector, tableDefinition.getAttributeList(), metaInfoHolderForTableLookups, variableExpExecutorsForTableLookups, tableMap, siddhiQueryContext);
                withinTableCompiledSelection.put(durationTableEntry.getKey(), compiledSelection);
            }));
        } catch (SiddhiAppCreationException | SiddhiAppValidationException | QueryableRecordTableException e) {
            if (LOG.isDebugEnabled()) {
                LOG.debug("Aggregation Query optimization failed for aggregation: '" + aggregationName + "'. " + "Creating table lookup query in normal mode. Reason for failure: " + e.getMessage(), e);
            }
            isOptimisedTableLookup = false;
        }
    }
    for (Map.Entry<TimePeriod.Duration, Table> entry : aggregationTables.entrySet()) {
        CompiledCondition withinTableCompileCondition = entry.getValue().compileCondition(withinExpressionTable, metaInfoHolderForTableLookups, variableExpExecutorsForTableLookups, tableMap, siddhiQueryContext);
        withinTableCompiledConditions.put(entry.getKey(), withinTableCompileCondition);
    }
    // Create compile condition for in-memory data.
    // This compile condition is used to check whether the running aggregates (in-memory data)
    // are within given duration
    withinInMemoryCompileCondition = OperatorParser.constructOperator(new ComplexEventChunk<>(), withinExpression, metaInfoHolderForTableLookups, variableExpExecutorsForTableLookups, tableMap, siddhiQueryContext);
    // Create compile condition for in-memory data, in case of distributed
    // Look at the lower level granularities
    Map<TimePeriod.Duration, CompiledCondition> withinTableLowerGranularityCompileCondition = new HashMap<>();
    Expression lowerGranularity;
    if (isDistributed) {
        for (int i = 0; i < lowerGranularitySize; i++) {
            if (isProcessingOnExternalTime) {
                lowerGranularity = Expression.and(Expression.compare(Expression.variable("AGG_TIMESTAMP"), Compare.Operator.GREATER_THAN_EQUAL, Expression.variable(lowerGranularityAttributes.get(i))), withinExpressionTable);
            } else {
                if (shouldApplyReducedCondition) {
                    lowerGranularity = Expression.and(Expression.compare(Expression.variable("AGG_TIMESTAMP"), Compare.Operator.GREATER_THAN_EQUAL, Expression.variable(lowerGranularityAttributes.get(i))), reducedExpression);
                } else {
                    lowerGranularity = Expression.compare(Expression.variable("AGG_TIMESTAMP"), Compare.Operator.GREATER_THAN_EQUAL, Expression.variable(lowerGranularityAttributes.get(i)));
                }
            }
            TimePeriod.Duration duration = this.activeIncrementalDurations.get(i);
            String tableName = aggregationName + "_" + duration.toString();
            CompiledCondition compiledCondition = tableMap.get(tableName).compileCondition(lowerGranularity, metaInfoHolderForTableLookups, variableExpExecutorsForTableLookups, tableMap, siddhiQueryContext);
            withinTableLowerGranularityCompileCondition.put(duration, compiledCondition);
        }
    }
    QueryParserHelper.reduceMetaComplexEvent(metaInfoHolderForTableLookups.getMetaStateEvent());
    // On compile condition.
    // After finding all the aggregates belonging to within duration, the final on condition (given as
    // "on stream1.name == aggregator.nickName ..." in the join query) must be executed on that data.
    // This condition is used for that purpose.
    onCompiledCondition = OperatorParser.constructOperator(new ComplexEventChunk<>(), expression, matchingMetaInfoHolder, variableExpressionExecutors, tableMap, siddhiQueryContext);
    return new IncrementalAggregateCompileCondition(isOnDemandQuery, aggregationName, isProcessingOnExternalTime, isDistributed, activeIncrementalDurations, aggregationTables, outputExpressionExecutors, isOptimisedTableLookup, withinTableCompiledSelection, withinTableCompiledConditions, withinInMemoryCompileCondition, withinTableLowerGranularityCompileCondition, onCompiledCondition, additionalAttributes, perExpressionExecutor, startTimeEndTimeExpressionExecutor, timestampFilterExecutors, aggregateMetaSteamEvent, matchingMetaInfoHolder, metaInfoHolderForTableLookups, variableExpExecutorsForTableLookups);
}

Example 4 with SiddhiAppValidationException

use of io.siddhi.query.api.exception.SiddhiAppValidationException in project siddhi by wso2.

the class JoinInputStreamParser method parseInputStream.

public static StreamRuntime parseInputStream(JoinInputStream joinInputStream, Query query, Map<String, AbstractDefinition> streamDefinitionMap, Map<String, AbstractDefinition> tableDefinitionMap, Map<String, AbstractDefinition> windowDefinitionMap, Map<String, AbstractDefinition> aggregationDefinitionMap, Map<String, Table> tableMap, Map<String, Window> windowMap, Map<String, AggregationRuntime> aggregationMap, List<VariableExpressionExecutor> executors, boolean outputExpectsExpiredEvents, SiddhiQueryContext siddhiQueryContext) {
    try {
        ProcessStreamReceiver leftProcessStreamReceiver;
        ProcessStreamReceiver rightProcessStreamReceiver;
        MetaStreamEvent leftMetaStreamEvent = new MetaStreamEvent();
        MetaStreamEvent rightMetaStreamEvent = new MetaStreamEvent();
        String leftInputStreamId = ((SingleInputStream) joinInputStream.getLeftInputStream()).getStreamId();
        String rightInputStreamId = ((SingleInputStream) joinInputStream.getRightInputStream()).getStreamId();
        boolean leftOuterJoinProcessor = false;
        boolean rightOuterJoinProcessor = false;
        if (joinInputStream.getAllStreamIds().size() == 2) {
            setEventType(streamDefinitionMap, tableDefinitionMap, windowDefinitionMap, aggregationDefinitionMap, leftMetaStreamEvent, leftInputStreamId);
            setEventType(streamDefinitionMap, tableDefinitionMap, windowDefinitionMap, aggregationDefinitionMap, rightMetaStreamEvent, rightInputStreamId);
            leftProcessStreamReceiver = new ProcessStreamReceiver(leftInputStreamId, siddhiQueryContext);
            rightProcessStreamReceiver = new ProcessStreamReceiver(rightInputStreamId, siddhiQueryContext);
            if ((leftMetaStreamEvent.getEventType() == TABLE || leftMetaStreamEvent.getEventType() == AGGREGATE) && (rightMetaStreamEvent.getEventType() == TABLE || rightMetaStreamEvent.getEventType() == AGGREGATE)) {
                throw new SiddhiAppCreationException("Both inputs of join " + leftInputStreamId + " and " + rightInputStreamId + " are from static sources");
            }
            if (leftMetaStreamEvent.getEventType() != AGGREGATE && rightMetaStreamEvent.getEventType() != AGGREGATE) {
                if (joinInputStream.getPer() != null) {
                    throw new SiddhiAppCreationException("When joining " + leftInputStreamId + " and " + rightInputStreamId + " 'per' cannot be used as neither of them is an aggregation ");
                } else if (joinInputStream.getWithin() != null) {
                    throw new SiddhiAppCreationException("When joining " + leftInputStreamId + " and " + rightInputStreamId + " 'within' cannot be used as neither of them is an aggregation ");
                }
            }
        } else {
            if (windowDefinitionMap.containsKey(joinInputStream.getAllStreamIds().get(0))) {
                leftMetaStreamEvent.setEventType(WINDOW);
                rightMetaStreamEvent.setEventType(WINDOW);
                rightProcessStreamReceiver = new MultiProcessStreamReceiver(joinInputStream.getAllStreamIds().get(0), 1, new Object(), siddhiQueryContext);
                leftProcessStreamReceiver = rightProcessStreamReceiver;
            } else if (streamDefinitionMap.containsKey(joinInputStream.getAllStreamIds().get(0))) {
                rightProcessStreamReceiver = new MultiProcessStreamReceiver(joinInputStream.getAllStreamIds().get(0), 2, new Object(), siddhiQueryContext);
                leftProcessStreamReceiver = rightProcessStreamReceiver;
            } else {
                throw new SiddhiAppCreationException("Input of join is from static source " + leftInputStreamId + " and " + rightInputStreamId);
            }
        }
        SingleStreamRuntime leftStreamRuntime = SingleInputStreamParser.parseInputStream((SingleInputStream) joinInputStream.getLeftInputStream(), executors, streamDefinitionMap, leftMetaStreamEvent.getEventType() != TABLE ? null : tableDefinitionMap, leftMetaStreamEvent.getEventType() != WINDOW ? null : windowDefinitionMap, leftMetaStreamEvent.getEventType() != AGGREGATE ? null : aggregationDefinitionMap, tableMap, leftMetaStreamEvent, leftProcessStreamReceiver, true, outputExpectsExpiredEvents, true, false, siddhiQueryContext);
        for (VariableExpressionExecutor variableExpressionExecutor : executors) {
            variableExpressionExecutor.getPosition()[SiddhiConstants.STREAM_EVENT_CHAIN_INDEX] = 0;
        }
        int size = executors.size();
        SingleStreamRuntime rightStreamRuntime = SingleInputStreamParser.parseInputStream((SingleInputStream) joinInputStream.getRightInputStream(), executors, streamDefinitionMap, rightMetaStreamEvent.getEventType() != TABLE ? null : tableDefinitionMap, rightMetaStreamEvent.getEventType() != WINDOW ? null : windowDefinitionMap, rightMetaStreamEvent.getEventType() != AGGREGATE ? null : aggregationDefinitionMap, tableMap, rightMetaStreamEvent, rightProcessStreamReceiver, true, outputExpectsExpiredEvents, true, false, siddhiQueryContext);
        for (int i = size; i < executors.size(); i++) {
            VariableExpressionExecutor variableExpressionExecutor = executors.get(i);
            variableExpressionExecutor.getPosition()[SiddhiConstants.STREAM_EVENT_CHAIN_INDEX] = 1;
        }
        setStreamRuntimeProcessorChain(leftMetaStreamEvent, leftStreamRuntime, leftInputStreamId, tableMap, windowMap, aggregationMap, executors, outputExpectsExpiredEvents, joinInputStream.getWithin(), joinInputStream.getPer(), query.getSelector().getGroupByList(), siddhiQueryContext, joinInputStream.getLeftInputStream());
        setStreamRuntimeProcessorChain(rightMetaStreamEvent, rightStreamRuntime, rightInputStreamId, tableMap, windowMap, aggregationMap, executors, outputExpectsExpiredEvents, joinInputStream.getWithin(), joinInputStream.getPer(), query.getSelector().getGroupByList(), siddhiQueryContext, joinInputStream.getRightInputStream());
        MetaStateEvent metaStateEvent = new MetaStateEvent(2);
        metaStateEvent.addEvent(leftMetaStreamEvent);
        metaStateEvent.addEvent(rightMetaStreamEvent);
        switch(joinInputStream.getType()) {
            case FULL_OUTER_JOIN:
                leftOuterJoinProcessor = true;
                rightOuterJoinProcessor = true;
                break;
            case RIGHT_OUTER_JOIN:
                rightOuterJoinProcessor = true;
                break;
            case LEFT_OUTER_JOIN:
                leftOuterJoinProcessor = true;
                break;
        }
        JoinProcessor leftPreJoinProcessor = new JoinProcessor(true, true, leftOuterJoinProcessor, 0, siddhiQueryContext.getSiddhiAppContext().getName(), siddhiQueryContext.getName());
        JoinProcessor leftPostJoinProcessor = new JoinProcessor(true, false, leftOuterJoinProcessor, 0, siddhiQueryContext.getSiddhiAppContext().getName(), siddhiQueryContext.getName());
        FindableProcessor leftFindableProcessor = insertJoinProcessorsAndGetFindable(leftPreJoinProcessor, leftPostJoinProcessor, leftStreamRuntime, outputExpectsExpiredEvents, joinInputStream.getLeftInputStream(), siddhiQueryContext);
        JoinProcessor rightPreJoinProcessor = new JoinProcessor(false, true, rightOuterJoinProcessor, 1, siddhiQueryContext.getSiddhiAppContext().getName(), siddhiQueryContext.getName());
        JoinProcessor rightPostJoinProcessor = new JoinProcessor(false, false, rightOuterJoinProcessor, 1, siddhiQueryContext.getSiddhiAppContext().getName(), siddhiQueryContext.getName());
        FindableProcessor rightFindableProcessor = insertJoinProcessorsAndGetFindable(rightPreJoinProcessor, rightPostJoinProcessor, rightStreamRuntime, outputExpectsExpiredEvents, joinInputStream.getRightInputStream(), siddhiQueryContext);
        leftPreJoinProcessor.setFindableProcessor(rightFindableProcessor);
        leftPostJoinProcessor.setFindableProcessor(rightFindableProcessor);
        rightPreJoinProcessor.setFindableProcessor(leftFindableProcessor);
        rightPostJoinProcessor.setFindableProcessor(leftFindableProcessor);
        Expression compareCondition = joinInputStream.getOnCompare();
        if (compareCondition == null) {
            compareCondition = Expression.value(true);
        }
        QuerySelector querySelector = null;
        if (!(rightFindableProcessor instanceof TableWindowProcessor || rightFindableProcessor instanceof AggregateWindowProcessor) && (joinInputStream.getTrigger() != JoinInputStream.EventTrigger.LEFT)) {
            MatchingMetaInfoHolder leftMatchingMetaInfoHolder = MatcherParser.constructMatchingMetaStateHolder(metaStateEvent, 1, leftMetaStreamEvent.getLastInputDefinition(), SiddhiConstants.UNKNOWN_STATE);
            CompiledCondition rightCompiledCondition = leftFindableProcessor.compileCondition(compareCondition, leftMatchingMetaInfoHolder, executors, tableMap, siddhiQueryContext);
            List<Attribute> expectedOutputAttributes = new ArrayList<>();
            CompiledSelection rightCompiledSelection = null;
            if (leftFindableProcessor instanceof TableWindowProcessor && ((TableWindowProcessor) leftFindableProcessor).isOptimisableLookup()) {
                querySelector = SelectorParser.parse(query.getSelector(), query.getOutputStream(), metaStateEvent, tableMap, executors, SiddhiConstants.UNKNOWN_STATE, ProcessingMode.BATCH, outputExpectsExpiredEvents, siddhiQueryContext);
                expectedOutputAttributes = metaStateEvent.getOutputStreamDefinition().getAttributeList();
                try {
                    rightCompiledSelection = ((QueryableProcessor) leftFindableProcessor).compileSelection(query.getSelector(), expectedOutputAttributes, leftMatchingMetaInfoHolder, executors, tableMap, siddhiQueryContext);
                } catch (SiddhiAppCreationException | SiddhiAppValidationException | QueryableRecordTableException e) {
                    if (log.isDebugEnabled()) {
                        log.debug("Performing select clause in databases failed for query: '" + siddhiQueryContext.getName() + "' within Siddhi app '" + siddhiQueryContext.getSiddhiAppContext().getName() + "' hence reverting back to " + "querying only with where clause. Reason for failure: " + e.getMessage(), e);
                    }
                // Nothing to override
                }
            }
            populateJoinProcessors(rightMetaStreamEvent, rightInputStreamId, rightPreJoinProcessor, rightPostJoinProcessor, rightCompiledCondition, rightCompiledSelection, expectedOutputAttributes);
        }
        if (!(leftFindableProcessor instanceof TableWindowProcessor || leftFindableProcessor instanceof AggregateWindowProcessor) && (joinInputStream.getTrigger() != JoinInputStream.EventTrigger.RIGHT)) {
            MatchingMetaInfoHolder rightMatchingMetaInfoHolder = MatcherParser.constructMatchingMetaStateHolder(metaStateEvent, 0, rightMetaStreamEvent.getLastInputDefinition(), SiddhiConstants.UNKNOWN_STATE);
            CompiledCondition leftCompiledCondition = rightFindableProcessor.compileCondition(compareCondition, rightMatchingMetaInfoHolder, executors, tableMap, siddhiQueryContext);
            List<Attribute> expectedOutputAttributes = new ArrayList<>();
            CompiledSelection leftCompiledSelection = null;
            if (rightFindableProcessor instanceof TableWindowProcessor && ((TableWindowProcessor) rightFindableProcessor).isOptimisableLookup()) {
                querySelector = SelectorParser.parse(query.getSelector(), query.getOutputStream(), metaStateEvent, tableMap, executors, SiddhiConstants.UNKNOWN_STATE, ProcessingMode.BATCH, outputExpectsExpiredEvents, siddhiQueryContext);
                expectedOutputAttributes = metaStateEvent.getOutputStreamDefinition().getAttributeList();
                try {
                    leftCompiledSelection = ((QueryableProcessor) rightFindableProcessor).compileSelection(query.getSelector(), expectedOutputAttributes, rightMatchingMetaInfoHolder, executors, tableMap, siddhiQueryContext);
                } catch (SiddhiAppCreationException | SiddhiAppValidationException | QueryableRecordTableException e) {
                    if (log.isDebugEnabled()) {
                        log.debug("Performing select clause in databases failed for query: '" + siddhiQueryContext.getName() + "' within Siddhi app '" + siddhiQueryContext.getSiddhiAppContext().getName() + "' hence reverting back to " + "querying only with where clause. Reason for failure: " + e.getMessage(), e);
                    }
                // Nothing to override
                }
            }
            populateJoinProcessors(leftMetaStreamEvent, leftInputStreamId, leftPreJoinProcessor, leftPostJoinProcessor, leftCompiledCondition, leftCompiledSelection, expectedOutputAttributes);
        }
        JoinStreamRuntime joinStreamRuntime = new JoinStreamRuntime(siddhiQueryContext, metaStateEvent);
        joinStreamRuntime.addRuntime(leftStreamRuntime);
        joinStreamRuntime.addRuntime(rightStreamRuntime);
        joinStreamRuntime.setQuerySelector(querySelector);
        return joinStreamRuntime;
    } catch (Throwable t) {
        ExceptionUtil.populateQueryContext(t, joinInputStream, siddhiQueryContext.getSiddhiAppContext(), siddhiQueryContext);
        throw t;
    }
}

Example 5 with SiddhiAppValidationException

use of io.siddhi.query.api.exception.SiddhiAppValidationException in project siddhi by wso2.

the class InputParameterValidator method validateExpressionExecutors.

/**
 * The method which validates the extension specific parameters of siddhi App with the pattern specified in the
 * {@link ParameterOverload} annotation in the extension class
 *
 * @param objectHavingAnnotation       the object which has Extension annotation
 * @param attributeExpressionExecutors the executors of each function parameters
 * @throws SiddhiAppValidationException SiddhiAppValidation exception
 */
public static void validateExpressionExecutors(Object objectHavingAnnotation, ExpressionExecutor[] attributeExpressionExecutors) throws SiddhiAppValidationException {
    Extension annotation = objectHavingAnnotation.getClass().getAnnotation(Extension.class);
    if (annotation == null) {
        return;
    }
    ParameterOverload[] parameterOverloads = annotation.parameterOverloads();
    Parameter[] parameters = annotation.parameters();
    String key = AnnotationHelper.createAnnotationKey(annotation);
    // Count the mandatory number of parameters specified in @Extension
    int mandatoryCount = 0;
    Map<String, Parameter> parameterMap = new HashMap<>();
    for (Parameter parameter : parameters) {
        if (!parameter.optional()) {
            mandatoryCount++;
        }
        parameterMap.put(parameter.name(), parameter);
    }
    // Find the parameterOverLoad
    ParameterOverload parameterOverload = null;
    for (ParameterOverload aParameterOverload : parameterOverloads) {
        String[] overloadParameterNames = aParameterOverload.parameterNames();
        if (overloadParameterNames.length == attributeExpressionExecutors.length && (overloadParameterNames.length == 0 || !overloadParameterNames[overloadParameterNames.length - 1].equals(REPETITIVE_PARAMETER_NOTATION))) {
            boolean isExpectedParameterOverload = true;
            for (int i = 0; i < overloadParameterNames.length; i++) {
                String overloadParameterName = overloadParameterNames[i];
                Parameter parameter = parameterMap.get(overloadParameterName);
                boolean supportedReturnType = false;
                for (DataType type : parameter.type()) {
                    if (attributeExpressionExecutors[i].getReturnType().toString().equalsIgnoreCase(type.toString())) {
                        supportedReturnType = true;
                        break;
                    }
                }
                if (!supportedReturnType) {
                    isExpectedParameterOverload = false;
                    break;
                }
            }
            if (isExpectedParameterOverload) {
                parameterOverload = aParameterOverload;
                break;
            }
        } else if (overloadParameterNames.length - 1 <= attributeExpressionExecutors.length && overloadParameterNames.length > 0 && overloadParameterNames[overloadParameterNames.length - 1].equals(REPETITIVE_PARAMETER_NOTATION)) {
            if (attributeExpressionExecutors.length > 0) {
                boolean isExpectedParameterOverload = true;
                for (int i = 0; i < attributeExpressionExecutors.length; i++) {
                    Parameter parameter = null;
                    String overloadParameterName = null;
                    if (i < overloadParameterNames.length - 1) {
                        overloadParameterName = overloadParameterNames[i];
                    } else {
                        overloadParameterName = overloadParameterNames[overloadParameterNames.length - 2];
                    }
                    parameter = parameterMap.get(overloadParameterName);
                    boolean supportedReturnType = false;
                    for (DataType type : parameter.type()) {
                        if (attributeExpressionExecutors[i].getReturnType().toString().equalsIgnoreCase(type.toString())) {
                            supportedReturnType = true;
                            break;
                        }
                    }
                    if (!supportedReturnType) {
                        isExpectedParameterOverload = false;
                        break;
                    }
                }
                if (isExpectedParameterOverload) {
                    parameterOverload = aParameterOverload;
                    break;
                }
            }
        }
    }
    if (parameterOverload == null) {
        if (parameterOverloads.length > 0) {
            List<Attribute.Type> returnTypes = new ArrayList<>();
            for (ExpressionExecutor expressionExecutor : attributeExpressionExecutors) {
                returnTypes.add(expressionExecutor.getReturnType());
            }
            String formattedParamOverloadString = getSupportedParamOverloads(parameterMap, parameterOverloads);
            throw new SiddhiAppValidationException("There is no parameterOverload for '" + key + "' that matches attribute types '" + returnTypes.stream().map(String::valueOf).collect(Collectors.joining(", ", "<", ">")) + "'. Supported parameter overloads are " + formattedParamOverloadString + ".");
        } else {
            if (mandatoryCount > attributeExpressionExecutors.length) {
                throw new SiddhiAppValidationException("The '" + key + "' expects at least " + mandatoryCount + " parameters, but found only " + attributeExpressionExecutors.length + " input parameters.");
            }
        }
    } else {
        String[] overloadParameterNames = parameterOverload.parameterNames();
        for (int i = 0; i < overloadParameterNames.length; i++) {
            String overloadParameterName = overloadParameterNames[i];
            Parameter parameter = parameterMap.get(overloadParameterName);
            if (parameter != null && !parameter.dynamic() && !(attributeExpressionExecutors[i] instanceof ConstantExpressionExecutor)) {
                throw new SiddhiAppValidationException("The '" + key + "' expects input parameter '" + parameter.name() + "' at position '" + i + "' to be static," + " but found a dynamic attribute.");
            }
        }
    }
}