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Example 6 with Compare

use of io.siddhi.query.api.expression.condition.Compare in project siddhi by wso2.

the class CollectionExpressionParser method parseInternalCollectionExpression.

/**
 * Parse the given expression and create the appropriate Executor by recursively traversing the expression.
 *
 * @param expression             Expression to be parsed
 * @param matchingMetaInfoHolder matchingMetaInfoHolder
 * @param indexedEventHolder     indexed event holder
 * @return ExpressionExecutor
 */
private static CollectionExpression parseInternalCollectionExpression(Expression expression, MatchingMetaInfoHolder matchingMetaInfoHolder, IndexedEventHolder indexedEventHolder) {
    if (expression instanceof And) {
        CollectionExpression leftCollectionExpression = parseInternalCollectionExpression(((And) expression).getLeftExpression(), matchingMetaInfoHolder, indexedEventHolder);
        CollectionExpression rightCollectionExpression = parseInternalCollectionExpression(((And) expression).getRightExpression(), matchingMetaInfoHolder, indexedEventHolder);
        if (leftCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.NON && rightCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.NON) {
            return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.NON);
        } else if ((leftCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.PRIMARY_KEY_ATTRIBUTE || leftCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.PARTIAL_PRIMARY_KEY_ATTRIBUTE || leftCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.PRIMARY_KEY_RESULT_SET || leftCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.PARTIAL_PRIMARY_KEY_RESULT_SET) && (rightCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.PRIMARY_KEY_ATTRIBUTE || rightCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.PARTIAL_PRIMARY_KEY_ATTRIBUTE || rightCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.PRIMARY_KEY_RESULT_SET || rightCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.PARTIAL_PRIMARY_KEY_RESULT_SET)) {
            Set<String> primaryKeys = new HashSet<>();
            primaryKeys.addAll(leftCollectionExpression.getMultiPrimaryKeys());
            primaryKeys.addAll(rightCollectionExpression.getMultiPrimaryKeys());
            if (indexedEventHolder.getPrimaryKeyReferenceHolders() != null && primaryKeys.size() == indexedEventHolder.getPrimaryKeyReferenceHolders().length) {
                return new AndMultiPrimaryKeyCollectionExpression(expression, CollectionExpression.CollectionScope.PRIMARY_KEY_RESULT_SET, leftCollectionExpression, rightCollectionExpression);
            } else {
                return new AndCollectionExpression(expression, CollectionExpression.CollectionScope.PARTIAL_PRIMARY_KEY_RESULT_SET, leftCollectionExpression, rightCollectionExpression);
            }
        // TODO support query rewriting to group all PARTIAL_PRIMARY_KEY_RESULT_SETs together such that it can
        // build AndMultiPrimaryKeyCollectionExpression.
        } else if ((leftCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.PARTIAL_PRIMARY_KEY_ATTRIBUTE || leftCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.PARTIAL_PRIMARY_KEY_RESULT_SET || leftCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.NON || leftCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.EXHAUSTIVE) && (rightCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.PARTIAL_PRIMARY_KEY_ATTRIBUTE || rightCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.PARTIAL_PRIMARY_KEY_RESULT_SET || rightCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.NON || rightCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.EXHAUSTIVE)) {
            return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.EXHAUSTIVE);
        } else {
            return new AndCollectionExpression(expression, CollectionExpression.CollectionScope.OPTIMISED_PRIMARY_KEY_OR_INDEXED_RESULT_SET, leftCollectionExpression, rightCollectionExpression);
        }
    } else if (expression instanceof Or) {
        CollectionExpression leftCollectionExpression = parseInternalCollectionExpression(((Or) expression).getLeftExpression(), matchingMetaInfoHolder, indexedEventHolder);
        CollectionExpression rightCollectionExpression = parseInternalCollectionExpression(((Or) expression).getRightExpression(), matchingMetaInfoHolder, indexedEventHolder);
        if (leftCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.NON && rightCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.NON) {
            return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.NON);
        } else if (leftCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.EXHAUSTIVE || leftCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.PARTIAL_PRIMARY_KEY_ATTRIBUTE || leftCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.PARTIAL_PRIMARY_KEY_RESULT_SET || rightCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.EXHAUSTIVE || rightCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.PARTIAL_PRIMARY_KEY_ATTRIBUTE || rightCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.PARTIAL_PRIMARY_KEY_RESULT_SET) {
            return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.EXHAUSTIVE);
        } else {
            return new OrCollectionExpression(expression, CollectionExpression.CollectionScope.OPTIMISED_PRIMARY_KEY_OR_INDEXED_RESULT_SET, leftCollectionExpression, rightCollectionExpression);
        }
    } else if (expression instanceof Not) {
        CollectionExpression notCollectionExpression = parseInternalCollectionExpression(((Not) expression).getExpression(), matchingMetaInfoHolder, indexedEventHolder);
        switch(notCollectionExpression.getCollectionScope()) {
            case NON:
                return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.NON);
            case PRIMARY_KEY_ATTRIBUTE:
                return new NotCollectionExpression(expression, CollectionExpression.CollectionScope.PRIMARY_KEY_RESULT_SET, notCollectionExpression);
            case INDEXED_ATTRIBUTE:
                return new NotCollectionExpression(expression, CollectionExpression.CollectionScope.INDEXED_RESULT_SET, notCollectionExpression);
            case PRIMARY_KEY_RESULT_SET:
            case INDEXED_RESULT_SET:
            case OPTIMISED_PRIMARY_KEY_OR_INDEXED_RESULT_SET:
                return new NotCollectionExpression(expression, CollectionExpression.CollectionScope.OPTIMISED_PRIMARY_KEY_OR_INDEXED_RESULT_SET, notCollectionExpression);
            case PARTIAL_PRIMARY_KEY_ATTRIBUTE:
            case PARTIAL_PRIMARY_KEY_RESULT_SET:
            case EXHAUSTIVE:
                return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.EXHAUSTIVE);
        }
    } else if (expression instanceof Compare) {
        CollectionExpression leftCollectionExpression = parseInternalCollectionExpression(((Compare) expression).getLeftExpression(), matchingMetaInfoHolder, indexedEventHolder);
        CollectionExpression rightCollectionExpression = parseInternalCollectionExpression(((Compare) expression).getRightExpression(), matchingMetaInfoHolder, indexedEventHolder);
        if (leftCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.NON && rightCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.NON) {
            // comparing two stream attributes with O(1) time complexity
            return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.NON);
        } else if ((leftCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.INDEXED_ATTRIBUTE || leftCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.PRIMARY_KEY_ATTRIBUTE || leftCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.PARTIAL_PRIMARY_KEY_ATTRIBUTE) && rightCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.NON) {
            switch(leftCollectionExpression.getCollectionScope()) {
                case INDEXED_ATTRIBUTE:
                    return new CompareCollectionExpression((Compare) expression, CollectionExpression.CollectionScope.INDEXED_RESULT_SET, leftCollectionExpression, ((Compare) expression).getOperator(), rightCollectionExpression);
                case PRIMARY_KEY_ATTRIBUTE:
                    return new CompareCollectionExpression((Compare) expression, CollectionExpression.CollectionScope.PRIMARY_KEY_RESULT_SET, leftCollectionExpression, ((Compare) expression).getOperator(), rightCollectionExpression);
                case PARTIAL_PRIMARY_KEY_ATTRIBUTE:
                    return new CompareCollectionExpression((Compare) expression, CollectionExpression.CollectionScope.PARTIAL_PRIMARY_KEY_RESULT_SET, leftCollectionExpression, ((Compare) expression).getOperator(), rightCollectionExpression);
            }
        } else if (leftCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.NON && (rightCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.INDEXED_ATTRIBUTE || rightCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.PRIMARY_KEY_ATTRIBUTE || rightCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.PARTIAL_PRIMARY_KEY_ATTRIBUTE)) {
            Compare.Operator operator = ((Compare) expression).getOperator();
            // moving let to right
            switch(operator) {
                case LESS_THAN:
                    operator = Compare.Operator.GREATER_THAN;
                    break;
                case GREATER_THAN:
                    operator = Compare.Operator.LESS_THAN;
                    break;
                case LESS_THAN_EQUAL:
                    operator = Compare.Operator.GREATER_THAN_EQUAL;
                    break;
                case GREATER_THAN_EQUAL:
                    operator = Compare.Operator.LESS_THAN_EQUAL;
                    break;
                case EQUAL:
                    break;
                case NOT_EQUAL:
                    break;
            }
            switch(rightCollectionExpression.getCollectionScope()) {
                case INDEXED_ATTRIBUTE:
                    return new CompareCollectionExpression((Compare) expression, CollectionExpression.CollectionScope.INDEXED_RESULT_SET, rightCollectionExpression, operator, leftCollectionExpression);
                case PRIMARY_KEY_ATTRIBUTE:
                    return new CompareCollectionExpression((Compare) expression, CollectionExpression.CollectionScope.PRIMARY_KEY_RESULT_SET, rightCollectionExpression, operator, leftCollectionExpression);
                case PARTIAL_PRIMARY_KEY_ATTRIBUTE:
                    return new CompareCollectionExpression((Compare) expression, CollectionExpression.CollectionScope.PARTIAL_PRIMARY_KEY_RESULT_SET, rightCollectionExpression, operator, leftCollectionExpression);
            }
        } else {
            // comparing non indexed table with stream attributes or another table attribute
            return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.EXHAUSTIVE);
        }
    } else if (expression instanceof Constant) {
        return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.NON);
    } else if (expression instanceof Variable) {
        if (((Variable) expression).getStreamId() == null) {
            List<String> attributeNameList = Arrays.asList(matchingMetaInfoHolder.getMatchingStreamDefinition().getAttributeNameArray());
            if (attributeNameList.contains(((Variable) expression).getAttributeName())) {
                String streamId = matchingMetaInfoHolder.getMatchingStreamDefinition().getId();
                ((Variable) expression).setStreamId(streamId);
            }
        }
        if (isCollectionVariable(matchingMetaInfoHolder, (Variable) expression)) {
            if (indexedEventHolder.isAttributeIndexed(((Variable) expression).getAttributeName())) {
                return new AttributeCollectionExpression(expression, ((Variable) expression).getAttributeName(), CollectionExpression.CollectionScope.INDEXED_ATTRIBUTE);
            } else if (indexedEventHolder.isMultiPrimaryKeyAttribute(((Variable) expression).getAttributeName())) {
                if (indexedEventHolder.getPrimaryKeyReferenceHolders() != null && indexedEventHolder.getPrimaryKeyReferenceHolders().length == 1) {
                    return new AttributeCollectionExpression(expression, ((Variable) expression).getAttributeName(), CollectionExpression.CollectionScope.PRIMARY_KEY_ATTRIBUTE);
                } else {
                    return new AttributeCollectionExpression(expression, ((Variable) expression).getAttributeName(), CollectionExpression.CollectionScope.PARTIAL_PRIMARY_KEY_ATTRIBUTE);
                }
            } else {
                return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.EXHAUSTIVE);
            }
        } else {
            return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.NON);
        }
    } else if (expression instanceof Multiply) {
        CollectionExpression left = parseInternalCollectionExpression(((Multiply) expression).getLeftValue(), matchingMetaInfoHolder, indexedEventHolder);
        CollectionExpression right = parseInternalCollectionExpression(((Multiply) expression).getRightValue(), matchingMetaInfoHolder, indexedEventHolder);
        if (left.getCollectionScope() == CollectionExpression.CollectionScope.NON && right.getCollectionScope() == CollectionExpression.CollectionScope.NON) {
            return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.NON);
        } else {
            return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.EXHAUSTIVE);
        }
    } else if (expression instanceof Add) {
        CollectionExpression left = parseInternalCollectionExpression(((Add) expression).getLeftValue(), matchingMetaInfoHolder, indexedEventHolder);
        CollectionExpression right = parseInternalCollectionExpression(((Add) expression).getRightValue(), matchingMetaInfoHolder, indexedEventHolder);
        if (left.getCollectionScope() == CollectionExpression.CollectionScope.NON && right.getCollectionScope() == CollectionExpression.CollectionScope.NON) {
            return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.NON);
        } else {
            return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.EXHAUSTIVE);
        }
    } else if (expression instanceof Subtract) {
        CollectionExpression left = parseInternalCollectionExpression(((Subtract) expression).getLeftValue(), matchingMetaInfoHolder, indexedEventHolder);
        CollectionExpression right = parseInternalCollectionExpression(((Subtract) expression).getRightValue(), matchingMetaInfoHolder, indexedEventHolder);
        if (left.getCollectionScope() == CollectionExpression.CollectionScope.NON && right.getCollectionScope() == CollectionExpression.CollectionScope.NON) {
            return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.NON);
        } else {
            return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.EXHAUSTIVE);
        }
    } else if (expression instanceof Mod) {
        CollectionExpression left = parseInternalCollectionExpression(((Mod) expression).getLeftValue(), matchingMetaInfoHolder, indexedEventHolder);
        CollectionExpression right = parseInternalCollectionExpression(((Mod) expression).getRightValue(), matchingMetaInfoHolder, indexedEventHolder);
        if (left.getCollectionScope() == CollectionExpression.CollectionScope.NON && right.getCollectionScope() == CollectionExpression.CollectionScope.NON) {
            return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.NON);
        } else {
            return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.EXHAUSTIVE);
        }
    } else if (expression instanceof Divide) {
        CollectionExpression left = parseInternalCollectionExpression(((Divide) expression).getLeftValue(), matchingMetaInfoHolder, indexedEventHolder);
        CollectionExpression right = parseInternalCollectionExpression(((Divide) expression).getRightValue(), matchingMetaInfoHolder, indexedEventHolder);
        if (left.getCollectionScope() == CollectionExpression.CollectionScope.NON && right.getCollectionScope() == CollectionExpression.CollectionScope.NON) {
            return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.NON);
        } else {
            return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.EXHAUSTIVE);
        }
    } else if (expression instanceof AttributeFunction) {
        Expression[] innerExpressions = ((AttributeFunction) expression).getParameters();
        for (Expression aExpression : innerExpressions) {
            CollectionExpression aCollectionExpression = parseInternalCollectionExpression(aExpression, matchingMetaInfoHolder, indexedEventHolder);
            if (aCollectionExpression.getCollectionScope() != CollectionExpression.CollectionScope.NON) {
                return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.EXHAUSTIVE);
            }
        }
        return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.NON);
    } else if (expression instanceof In) {
        CollectionExpression inCollectionExpression = parseInternalCollectionExpression(((In) expression).getExpression(), matchingMetaInfoHolder, indexedEventHolder);
        if (inCollectionExpression.getCollectionScope() != CollectionExpression.CollectionScope.NON) {
            return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.EXHAUSTIVE);
        }
        return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.NON);
    } else if (expression instanceof IsNull) {
        CollectionExpression nullCollectionExpression = parseInternalCollectionExpression(((IsNull) expression).getExpression(), matchingMetaInfoHolder, indexedEventHolder);
        if (nullCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.NON) {
            return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.NON);
        } else if (nullCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.INDEXED_ATTRIBUTE) {
            return new NullCollectionExpression(expression, CollectionExpression.CollectionScope.INDEXED_RESULT_SET, ((AttributeCollectionExpression) nullCollectionExpression).getAttribute());
        } else if (nullCollectionExpression.getCollectionScope() == CollectionExpression.CollectionScope.PRIMARY_KEY_ATTRIBUTE) {
            return new NullCollectionExpression(expression, CollectionExpression.CollectionScope.PRIMARY_KEY_RESULT_SET, ((AttributeCollectionExpression) nullCollectionExpression).getAttribute());
        } else {
            return new BasicCollectionExpression(expression, CollectionExpression.CollectionScope.EXHAUSTIVE);
        }
    }
    throw new UnsupportedOperationException(expression.toString() + " not supported!");
}
Also used : Add(io.siddhi.query.api.expression.math.Add) Set(java.util.Set) HashSet(java.util.HashSet) Or(io.siddhi.query.api.expression.condition.Or) Variable(io.siddhi.query.api.expression.Variable) BasicCollectionExpression(io.siddhi.core.util.collection.expression.BasicCollectionExpression) In(io.siddhi.query.api.expression.condition.In) Constant(io.siddhi.query.api.expression.constant.Constant) AttributeCollectionExpression(io.siddhi.core.util.collection.expression.AttributeCollectionExpression) Divide(io.siddhi.query.api.expression.math.Divide) AndCollectionExpression(io.siddhi.core.util.collection.expression.AndCollectionExpression) Multiply(io.siddhi.query.api.expression.math.Multiply) NullCollectionExpression(io.siddhi.core.util.collection.expression.NullCollectionExpression) Compare(io.siddhi.query.api.expression.condition.Compare) List(java.util.List) ArrayList(java.util.ArrayList) CollectionExpression(io.siddhi.core.util.collection.expression.CollectionExpression) CompareCollectionExpression(io.siddhi.core.util.collection.expression.CompareCollectionExpression) AttributeCollectionExpression(io.siddhi.core.util.collection.expression.AttributeCollectionExpression) BasicCollectionExpression(io.siddhi.core.util.collection.expression.BasicCollectionExpression) NullCollectionExpression(io.siddhi.core.util.collection.expression.NullCollectionExpression) OrCollectionExpression(io.siddhi.core.util.collection.expression.OrCollectionExpression) NotCollectionExpression(io.siddhi.core.util.collection.expression.NotCollectionExpression) AndMultiPrimaryKeyCollectionExpression(io.siddhi.core.util.collection.expression.AndMultiPrimaryKeyCollectionExpression) AndCollectionExpression(io.siddhi.core.util.collection.expression.AndCollectionExpression) Mod(io.siddhi.query.api.expression.math.Mod) AndMultiPrimaryKeyCollectionExpression(io.siddhi.core.util.collection.expression.AndMultiPrimaryKeyCollectionExpression) AttributeFunction(io.siddhi.query.api.expression.AttributeFunction) Not(io.siddhi.query.api.expression.condition.Not) CompareCollectionExpression(io.siddhi.core.util.collection.expression.CompareCollectionExpression) CollectionExpression(io.siddhi.core.util.collection.expression.CollectionExpression) Expression(io.siddhi.query.api.expression.Expression) CompareCollectionExpression(io.siddhi.core.util.collection.expression.CompareCollectionExpression) AttributeCollectionExpression(io.siddhi.core.util.collection.expression.AttributeCollectionExpression) BasicCollectionExpression(io.siddhi.core.util.collection.expression.BasicCollectionExpression) NullCollectionExpression(io.siddhi.core.util.collection.expression.NullCollectionExpression) OrCollectionExpression(io.siddhi.core.util.collection.expression.OrCollectionExpression) NotCollectionExpression(io.siddhi.core.util.collection.expression.NotCollectionExpression) AndMultiPrimaryKeyCollectionExpression(io.siddhi.core.util.collection.expression.AndMultiPrimaryKeyCollectionExpression) AndCollectionExpression(io.siddhi.core.util.collection.expression.AndCollectionExpression) And(io.siddhi.query.api.expression.condition.And) OrCollectionExpression(io.siddhi.core.util.collection.expression.OrCollectionExpression) Subtract(io.siddhi.query.api.expression.math.Subtract) IsNull(io.siddhi.query.api.expression.condition.IsNull) NotCollectionExpression(io.siddhi.core.util.collection.expression.NotCollectionExpression)

Aggregations

Variable (io.siddhi.query.api.expression.Variable)6 Compare (io.siddhi.query.api.expression.condition.Compare)6 Expression (io.siddhi.query.api.expression.Expression)5 Subtract (io.siddhi.query.api.expression.math.Subtract)5 AttributeFunction (io.siddhi.query.api.expression.AttributeFunction)4 And (io.siddhi.query.api.expression.condition.And)4 In (io.siddhi.query.api.expression.condition.In)4 IsNull (io.siddhi.query.api.expression.condition.IsNull)4 Not (io.siddhi.query.api.expression.condition.Not)4 Or (io.siddhi.query.api.expression.condition.Or)4 Constant (io.siddhi.query.api.expression.constant.Constant)4 Add (io.siddhi.query.api.expression.math.Add)4 Divide (io.siddhi.query.api.expression.math.Divide)4 Mod (io.siddhi.query.api.expression.math.Mod)4 Multiply (io.siddhi.query.api.expression.math.Multiply)4 MetaStateEvent (io.siddhi.core.event.state.MetaStateEvent)3 MetaStreamEvent (io.siddhi.core.event.stream.MetaStreamEvent)3 LongConstant (io.siddhi.query.api.expression.constant.LongConstant)3 SiddhiAppCreationException (io.siddhi.core.exception.SiddhiAppCreationException)2 VariableExpressionExecutor (io.siddhi.core.executor.VariableExpressionExecutor)2