com.espertech.esper.epl.lookup
Class SubordinateQueryPlannerUtil

java.lang.Object
  com.espertech.esper.epl.lookup.SubordinateQueryPlannerUtil

public class SubordinateQueryPlannerUtil
extends java.lang.Object

Constructor Summary

SubordinateQueryPlannerUtil()

Method Summary

static void	addIndexMetaAndRef(SubordinateQueryIndexDesc[] indexDescs, EventTableIndexMetadata repo, java.lang.String statementName)
static IndexKeyInfo	compileIndexKeyInfo(IndexMultiKey indexMultiKey, java.lang.String[] hashIndexPropsProvided, SubordPropHashKey[] hashJoinedProps, java.lang.String[] rangeIndexPropsProvided, SubordPropRangeKey[] rangeJoinedProps) Given an index with a defined set of hash(equals) and range(btree) props and uniqueness flag, and given a list of indexable properties and accessors for both hash and range, return the ordered keys and coercion information.
static void	queryPlanLogOnExpr(boolean queryPlanLogging, org.apache.commons.logging.Log queryPlanLog, SubordinateWMatchExprQueryPlanResult strategy, java.lang.annotation.Annotation[] annotations)
static void	queryPlanLogOnSubq(boolean queryPlanLogging, org.apache.commons.logging.Log queryPlanLog, SubordinateQueryPlanDesc plan, int subqueryNum, java.lang.annotation.Annotation[] annotations)
static EventTable[]	realizeTables(SubordinateQueryIndexDesc[] indexDescriptors, EventType eventType, EventTableIndexRepository indexRepository, java.lang.Iterable<EventBean> contents)
static SubordinateQueryPlannerIndexPropListPair	toListOfHashedAndBtreeProps(java.lang.String[] hashIndexPropsProvided, java.lang.Class[] hashIndexCoercionType, java.lang.String[] rangeIndexPropsProvided, java.lang.Class[] rangeIndexCoercionType)

Methods inherited from class java.lang.Object

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

Constructor Detail

SubordinateQueryPlannerUtil

public SubordinateQueryPlannerUtil()

Method Detail

queryPlanLogOnExpr

public static void queryPlanLogOnExpr(boolean queryPlanLogging,
                                      org.apache.commons.logging.Log queryPlanLog,
                                      SubordinateWMatchExprQueryPlanResult strategy,
                                      java.lang.annotation.Annotation[] annotations)

queryPlanLogOnSubq

public static void queryPlanLogOnSubq(boolean queryPlanLogging,
                                      org.apache.commons.logging.Log queryPlanLog,
                                      SubordinateQueryPlanDesc plan,
                                      int subqueryNum,
                                      java.lang.annotation.Annotation[] annotations)

toListOfHashedAndBtreeProps

public static SubordinateQueryPlannerIndexPropListPair toListOfHashedAndBtreeProps(java.lang.String[] hashIndexPropsProvided,
                                                                                   java.lang.Class[] hashIndexCoercionType,
                                                                                   java.lang.String[] rangeIndexPropsProvided,
                                                                                   java.lang.Class[] rangeIndexCoercionType)

compileIndexKeyInfo

public static IndexKeyInfo compileIndexKeyInfo(IndexMultiKey indexMultiKey,
                                               java.lang.String[] hashIndexPropsProvided,
                                               SubordPropHashKey[] hashJoinedProps,
                                               java.lang.String[] rangeIndexPropsProvided,
                                               SubordPropRangeKey[] rangeJoinedProps)

Given an index with a defined set of hash(equals) and range(btree) props and uniqueness flag, and given a list of indexable properties and accessors for both hash and range, return the ordered keys and coercion information.

Parameters:

indexMultiKey - index definition

hashIndexPropsProvided - hash indexable properties

hashJoinedProps - keys for hash indexable properties

rangeIndexPropsProvided - btree indexable properties

rangeJoinedProps - keys for btree indexable properties

Returns:

ordered set of key information

realizeTables

public static EventTable[] realizeTables(SubordinateQueryIndexDesc[] indexDescriptors,
                                         EventType eventType,
                                         EventTableIndexRepository indexRepository,
                                         java.lang.Iterable<EventBean> contents)

addIndexMetaAndRef

public static void addIndexMetaAndRef(SubordinateQueryIndexDesc[] indexDescs,
                                      EventTableIndexMetadata repo,
                                      java.lang.String statementName)
                               throws ExprValidationException

Throws:

ExprValidationException