mondrian.rolap

Class RolapResult.RolapResultEvaluatorRoot

java.lang.Object

mondrian.rolap.RolapEvaluatorRoot

mondrian.rolap.RolapResult.RolapResultEvaluatorRoot

Direct Known Subclasses:

RolapDependencyTestingEvaluator.DteRoot

Enclosing class:

RolapResult

protected static class RolapResult.RolapResultEvaluatorRoot
extends RolapEvaluatorRoot

Extension to RolapEvaluatorRoot which is capable of evaluating sets and named sets.

A given set is only evaluated once each time a query is executed; the result is added to the namedSetEvaluators cache on first execution and re-used.

Named sets are always evaluated in the context of the slicer.

Field Summary

Fields

Modifier and Type	Field and Description
(package private) RolapResult	result

Fields inherited from class mondrian.rolap.RolapEvaluatorRoot

activeNativeExpansions, compiledExps, connection, cube, currentDialect, defaultMembers, execution, expResultCache, nonAllPositionCount, nonAllPositions, query, recursionCheckCommandCount, schemaReader, solveOrderMode, statement, tmpExpResultCache

Constructor Summary

Constructors

Constructor and Description
RolapResultEvaluatorRoot(RolapResult result)

Method Summary

Modifier and Type	Method and Description
protected Evaluator.NamedSetEvaluator	evaluateNamedSet(NamedSet namedSet, boolean create) Evaluates a named set.
protected Evaluator.SetEvaluator	evaluateSet(Exp exp, boolean create) Evaluates a named set represented by an expression.
Object	getParameterValue(ParameterSlot slot) Returns the value of a parameter, evaluating its default expression if necessary.

Methods inherited from class mondrian.rolap.RolapEvaluatorRoot

clearResultCache, getCacheResult, getCompiled, getQueryStartTime, putCacheResult

Methods inherited from class java.lang.Object

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

Field Detail

result

final RolapResult result

Constructor Detail

RolapResultEvaluatorRoot

public RolapResultEvaluatorRoot(RolapResult result)

Method Detail

evaluateNamedSet

protected Evaluator.NamedSetEvaluator evaluateNamedSet(NamedSet namedSet,
                                                       boolean create)

Description copied from class: RolapEvaluatorRoot

Evaluates a named set.

The default implementation throws UnsupportedOperationException.

Overrides:

evaluateNamedSet in class RolapEvaluatorRoot

Parameters:

namedSet - Named set

create - Whether to create named set evaluator if not found

evaluateSet

protected Evaluator.SetEvaluator evaluateSet(Exp exp,
                                             boolean create)

Description copied from class: RolapEvaluatorRoot

Evaluates a named set represented by an expression.

The default implementation throws UnsupportedOperationException.

Overrides:

evaluateSet in class RolapEvaluatorRoot

Parameters:

exp - Expression

create - Whether to create named set evaluator if not found

getParameterValue

public Object getParameterValue(ParameterSlot slot)

Description copied from class: RolapEvaluatorRoot

Returns the value of a parameter, evaluating its default expression if necessary.

The default implementation throws UnsupportedOperationException.

Overrides:

getParameterValue in class RolapEvaluatorRoot