Examples with Evaluator mondrian.olap.Evaluator used on opensource projects

Example 6 with Evaluator

use of mondrian.olap.Evaluator in project mondrian by pentaho.

the class SubsetFunDef method compileCall.

public Calc compileCall(ResolvedFunCall call, ExpCompiler compiler) {
    final ListCalc listCalc = compiler.compileList(call.getArg(0));
    final IntegerCalc startCalc = compiler.compileInteger(call.getArg(1));
    final IntegerCalc countCalc = call.getArgCount() > 2 ? compiler.compileInteger(call.getArg(2)) : null;
    return new AbstractListCalc(call, new Calc[] { listCalc, startCalc, countCalc }) {

        public TupleList evaluateList(Evaluator evaluator) {
            final int savepoint = evaluator.savepoint();
            try {
                evaluator.setNonEmpty(false);
                final TupleList list = listCalc.evaluateList(evaluator);
                final int start = startCalc.evaluateInteger(evaluator);
                int end;
                if (countCalc != null) {
                    final int count = countCalc.evaluateInteger(evaluator);
                    end = start + count;
                } else {
                    end = list.size();
                }
                if (end > list.size()) {
                    end = list.size();
                }
                if (start >= end || start < 0) {
                    return TupleCollections.emptyList(list.getArity());
                }
                if (start == 0 && end == list.size()) {
                    return list;
                }
                assert 0 <= start;
                assert start < end;
                assert end <= list.size();
                return list.subList(start, end);
            } finally {
                evaluator.restore(savepoint);
            }
        }
    };
}

Example 7 with Evaluator

use of mondrian.olap.Evaluator in project mondrian by pentaho.

the class NonEmptyTest method testLevelMembers.

public void testLevelMembers() {
    if (MondrianProperties.instance().TestExpDependencies.get() > 0) {
        // test.
        return;
    }
    SmartMemberReader smr = getSmartMemberReader("Customers");
    // use the RolapCubeHierarchy's member cache for levels
    MemberCacheHelper smrch = ((RolapCubeHierarchy.CacheRolapCubeHierarchyMemberReader) smr).rolapCubeCacheHelper;
    clearAndHardenCache(smrch);
    MemberCacheHelper smrich = smr.cacheHelper;
    clearAndHardenCache(smrich);
    // use the shared member cache for mapMemberToChildren
    SmartMemberReader ssmr = getSharedSmartMemberReader("Customers");
    MemberCacheHelper ssmrch = ssmr.cacheHelper;
    clearAndHardenCache(ssmrch);
    TestCase c = new TestCase(50, 21, "select \n" + "{[Measures].[Unit Sales]} ON columns,\n" + "NON EMPTY {[Customers].[All Customers], [Customers].[Name].Members} ON rows\n" + "from [Sales]\n" + "where ([Store].[All Stores].[USA].[CA].[San Francisco].[Store 14], [Time].[1997].[Q1].[1])");
    Result r = c.run();
    Level[] levels = smr.getHierarchy().getLevels();
    Level nameLevel = levels[levels.length - 1];
    // evaluator for [All Customers], [Store 14], [1/1/1997]
    Evaluator context = getEvaluator(r, new int[] { 0, 0 });
    // make sure that [Customers].[Name].Members is NOT in cache
    TupleConstraint lmc = scf.getLevelMembersConstraint(null);
    assertNull(smrch.mapLevelToMembers.get((RolapLevel) nameLevel, lmc));
    // make sure that NON EMPTY [Customers].[Name].Members IS in cache
    context.setNonEmpty(true);
    lmc = scf.getLevelMembersConstraint(context);
    List<RolapMember> list = smrch.mapLevelToMembers.get((RolapLevel) nameLevel, lmc);
    if (MondrianProperties.instance().EnableRolapCubeMemberCache.get()) {
        assertNotNull(list);
        assertEquals(20, list.size());
    }
    // make sure that the parent/child for the context are cached
    // [Customers].[USA].[CA].[Burlingame].[Peggy Justice]
    Member member = r.getAxes()[1].getPositions().get(1).get(0);
    Member parent = member.getParentMember();
    parent = ((RolapCubeMember) parent).getRolapMember();
    member = ((RolapCubeMember) member).getRolapMember();
    // lookup all children of [Burlingame] -> not in cache
    MemberChildrenConstraint mcc = scf.getMemberChildrenConstraint(null);
    assertNull(ssmrch.mapMemberToChildren.get((RolapMember) parent, mcc));
    // lookup NON EMPTY children of [Burlingame] -> yes these are in cache
    mcc = scf.getMemberChildrenConstraint(context);
    list = smrich.mapMemberToChildren.get((RolapMember) parent, mcc);
    assertNotNull(list);
    assertTrue(list.contains(member));
}

Example 8 with Evaluator

use of mondrian.olap.Evaluator in project mondrian by pentaho.

the class NonEmptyTest method testLevelMembersWithoutNonEmpty.

public void testLevelMembersWithoutNonEmpty() {
    SmartMemberReader smr = getSmartMemberReader("Customers");
    MemberCacheHelper smrch = ((RolapCubeHierarchy.CacheRolapCubeHierarchyMemberReader) smr).rolapCubeCacheHelper;
    clearAndHardenCache(smrch);
    MemberCacheHelper smrich = smr.cacheHelper;
    clearAndHardenCache(smrich);
    SmartMemberReader ssmr = getSharedSmartMemberReader("Customers");
    MemberCacheHelper ssmrch = ssmr.cacheHelper;
    clearAndHardenCache(ssmrch);
    Result r = executeQuery("select \n" + "{[Measures].[Unit Sales]} ON columns,\n" + "{[Customers].[All Customers], [Customers].[Name].Members} ON rows\n" + "from [Sales]\n" + "where ([Store].[All Stores].[USA].[CA].[San Francisco].[Store 14], [Time].[1997].[Q1].[1])");
    Level[] levels = smr.getHierarchy().getLevels();
    Level nameLevel = levels[levels.length - 1];
    // evaluator for [All Customers], [Store 14], [1/1/1997]
    Evaluator context = getEvaluator(r, new int[] { 0, 0 });
    // make sure that [Customers].[Name].Members IS in cache
    TupleConstraint lmc = scf.getLevelMembersConstraint(null);
    List<RolapMember> list = smrch.mapLevelToMembers.get((RolapLevel) nameLevel, lmc);
    if (MondrianProperties.instance().EnableRolapCubeMemberCache.get()) {
        assertNotNull(list);
        assertEquals(10281, list.size());
    }
    // make sure that NON EMPTY [Customers].[Name].Members is NOT in cache
    context.setNonEmpty(true);
    lmc = scf.getLevelMembersConstraint(context);
    assertNull(smrch.mapLevelToMembers.get((RolapLevel) nameLevel, lmc));
    // make sure that the parent/child for the context are cached
    // [Customers].[Canada].[BC].[Burnaby]
    Member member = r.getAxes()[1].getPositions().get(1).get(0);
    Member parent = member.getParentMember();
    parent = ((RolapCubeMember) parent).getRolapMember();
    member = ((RolapCubeMember) member).getRolapMember();
    // lookup all children of [Burnaby] -> yes, found in cache
    MemberChildrenConstraint mcc = scf.getMemberChildrenConstraint(null);
    list = ssmrch.mapMemberToChildren.get((RolapMember) parent, mcc);
    assertNotNull(list);
    assertTrue(list.contains(member));
    // lookup NON EMPTY children of [Burlingame] -> not in cache
    mcc = scf.getMemberChildrenConstraint(context);
    list = ssmrch.mapMemberToChildren.get((RolapMember) parent, mcc);
    assertNull(list);
}

Example 9 with Evaluator

use of mondrian.olap.Evaluator in project mondrian by pentaho.

the class SqlConstraintUtilsTest method testExpandSupportedCalculatedMember_notCalculated.

public void testExpandSupportedCalculatedMember_notCalculated() {
    // init
    Evaluator evaluator = Mockito.mock(Evaluator.class);
    Member member = makeNoncalculatedMember("0");
    // tested call
    TupleConstraintStruct constraint = new TupleConstraintStruct();
    SqlConstraintUtils.expandSupportedCalculatedMember(member, evaluator, constraint);
    List<Member> r = constraint.getMembers();
    // test
    Assert.assertNotNull(r);
    Assert.assertEquals(1, r.size());
    Assert.assertSame(member, r.get(0));
}

Example 10 with Evaluator

use of mondrian.olap.Evaluator in project mondrian by pentaho.

the class SqlConstraintUtilsTest method testExpandSupportedCalculatedMember_calculated_aggregate.

public void testExpandSupportedCalculatedMember_calculated_aggregate() {
    Evaluator evaluator = Mockito.mock(Evaluator.class);
    Member endMember0 = Mockito.mock(Member.class);
    Member endMember1 = Mockito.mock(Member.class);
    Member endMember2 = Mockito.mock(Member.class);
    Member member = null;
    List<Member> r = null;
    List<Member> aggregatedMembers = null;
    // 0
    aggregatedMembers = Collections.emptyList();
    member = makeAggregateExprMember(evaluator, aggregatedMembers);
    // tested call
    TupleConstraintStruct constraint = new TupleConstraintStruct();
    SqlConstraintUtils.expandSupportedCalculatedMember(member, evaluator, true, constraint);
    r = constraint.getMembers();
    // test
    assertSameContent("", aggregatedMembers, r);
    // 1
    aggregatedMembers = Collections.singletonList(endMember0);
    member = makeAggregateExprMember(evaluator, aggregatedMembers);
    // tested call
    constraint = new TupleConstraintStruct();
    SqlConstraintUtils.expandSupportedCalculatedMember(member, evaluator, constraint);
    r = constraint.getMembers();
    // test
    assertSameContent("", aggregatedMembers, r);
    // 2
    aggregatedMembers = Arrays.asList(new Member[] { endMember0, endMember1 });
    member = makeAggregateExprMember(evaluator, aggregatedMembers);
    // tested call
    constraint = new TupleConstraintStruct();
    SqlConstraintUtils.expandSupportedCalculatedMember(member, evaluator, constraint);
    r = constraint.getMembers();
    // test
    assertSameContent("", aggregatedMembers, r);
    // 3
    aggregatedMembers = Arrays.asList(new Member[] { endMember0, endMember1, endMember2 });
    member = makeAggregateExprMember(evaluator, aggregatedMembers);
    // tested call
    constraint = new TupleConstraintStruct();
    SqlConstraintUtils.expandSupportedCalculatedMember(member, evaluator, constraint);
    r = constraint.getMembers();
    // test
    assertSameContent("", aggregatedMembers, r);
}