org.wso2.siddhi.core.util.parser

Class CollectionExpressionParser

java.lang.Object

org.wso2.siddhi.core.util.parser.CollectionExpressionParser

public class CollectionExpressionParser
extends Object

Class to parse Expressions and create Expression executors.

Constructor Summary

Constructors

Constructor and Description
CollectionExpressionParser()

Method Summary

Modifier and Type	Method and Description
static CollectionExecutor	buildCollectionExecutor(CollectionExpression collectionExpression, MatchingMetaInfoHolder matchingMetaInfoHolder, List<VariableExpressionExecutor> variableExpressionExecutors, Map<String,Table> tableMap, SiddhiAppContext siddhiAppContext, boolean isFirst, String queryName)
static CollectionExpression	parseCollectionExpression(org.wso2.siddhi.query.api.expression.Expression expression, MatchingMetaInfoHolder matchingMetaInfoHolder, IndexedEventHolder indexedEventHolder) Parse the given expression and create the appropriate Executor by recursively traversing the expression.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CollectionExpressionParser

public CollectionExpressionParser()

Method Detail

parseCollectionExpression

public static CollectionExpression parseCollectionExpression(org.wso2.siddhi.query.api.expression.Expression expression,
                                                             MatchingMetaInfoHolder matchingMetaInfoHolder,
                                                             IndexedEventHolder indexedEventHolder)

Parse the given expression and create the appropriate Executor by recursively traversing the expression.

Parameters:

expression - Expression to be parsed

matchingMetaInfoHolder - matchingMetaInfoHolder

indexedEventHolder - indexed event holder

Returns:

ExpressionExecutor

buildCollectionExecutor

public static CollectionExecutor buildCollectionExecutor(CollectionExpression collectionExpression,
                                                         MatchingMetaInfoHolder matchingMetaInfoHolder,
                                                         List<VariableExpressionExecutor> variableExpressionExecutors,
                                                         Map<String,Table> tableMap,
                                                         SiddhiAppContext siddhiAppContext,
                                                         boolean isFirst,
                                                         String queryName)