org.teiid.query.optimizer.relational.rules

Class CriteriaCapabilityValidatorVisitor

java.lang.Object

org.teiid.query.sql.LanguageVisitor

org.teiid.query.optimizer.relational.rules.CriteriaCapabilityValidatorVisitor

public class CriteriaCapabilityValidatorVisitor
extends LanguageVisitor

Constructor Summary

Constructors

Constructor and Description
CriteriaCapabilityValidatorVisitor(Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder, SourceCapabilities caps)

Method Summary

Modifier and Type	Method and Description
static boolean	canPushLanguageObject(LanguageObject obj, Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder, AnalysisRecord analysisRecord)
static boolean	canPushLanguageObject(LanguageObject obj, Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder, AnalysisRecord analysisRecord, boolean isJoin, boolean isSelectClause, boolean multiValuedReferences)
void	checkAbstractSetCriteria(AbstractSetCriteria crit)
void	checkCompareCriteria(AbstractCompareCriteria obj, Expression rightExpression)
static AccessNode	getAccessNode(ProcessorPlan plan)
TeiidComponentException	getException()
static QueryCommand	getQueryCommand(AccessNode aNode)
boolean	isValid()
void	setCheckEvaluation(boolean b)
static Object	validateCommandPushdown(Object critNodeModelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder, AccessNode aNode, boolean considerConformed)
static Object	validateSubqueryPushdown(SubqueryContainer<?> subqueryContainer, Object critNodeModelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder, AnalysisRecord analysisRecord) Return null if the subquery cannot be pushed down, otherwise the model id of the pushdown target.
void	visit(AggregateSymbol obj)
void	visit(Array array)
void	visit(CaseExpression obj)
void	visit(CompareCriteria obj)
void	visit(CompoundCriteria crit)
void	visit(DependentSetCriteria crit)
void	visit(ExistsCriteria crit)
void	visit(Function obj)
void	visit(IsDistinctCriteria obj)
void	visit(IsNullCriteria obj)
void	visit(JSONObject obj)
void	visit(MatchCriteria obj)
void	visit(NotCriteria obj)
void	visit(OrderBy obj)
void	visit(OrderByItem obj)
void	visit(QueryString obj)
void	visit(ScalarSubquery obj)
void	visit(SearchedCaseExpression obj)
void	visit(SetCriteria crit)
void	visit(SubqueryCompareCriteria crit)
void	visit(SubquerySetCriteria crit)
void	visit(TextLine obj)
void	visit(WindowFunction windowFunction)
void	visit(XMLAttributes obj)
void	visit(XMLCast xmlCast)
void	visit(XMLElement obj)
void	visit(XMLExists obj)
void	visit(XMLForest obj)
void	visit(XMLNamespaces obj)
void	visit(XMLParse obj)
void	visit(XMLQuery obj)
void	visit(XMLSerialize obj)

Methods inherited from class org.teiid.query.sql.LanguageVisitor

setAbort, shouldAbort, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit

Methods inherited from class java.lang.Object

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

Constructor Detail

CriteriaCapabilityValidatorVisitor

public CriteriaCapabilityValidatorVisitor(Object modelID,
                                          QueryMetadataInterface metadata,
                                          CapabilitiesFinder capFinder,
                                          SourceCapabilities caps)
                                   throws QueryMetadataException,
                                          TeiidComponentException

Parameters:

iterator -

Throws:

TeiidComponentException

QueryMetadataException

Method Detail

visit

public void visit(XMLAttributes obj)

Overrides:

visit in class LanguageVisitor

visit

public void visit(XMLNamespaces obj)

Overrides:

visit in class LanguageVisitor

visit

public void visit(TextLine obj)

Overrides:

visit in class LanguageVisitor

visit

public void visit(XMLForest obj)

Overrides:

visit in class LanguageVisitor

visit

public void visit(JSONObject obj)

Overrides:

visit in class LanguageVisitor

visit

public void visit(XMLElement obj)

Overrides:

visit in class LanguageVisitor

visit

public void visit(XMLSerialize obj)

Overrides:

visit in class LanguageVisitor

visit

public void visit(XMLParse obj)

Overrides:

visit in class LanguageVisitor

visit

public void visit(XMLQuery obj)

Overrides:

visit in class LanguageVisitor

visit

public void visit(XMLExists obj)

Overrides:

visit in class LanguageVisitor

visit

public void visit(XMLCast xmlCast)

Overrides:

visit in class LanguageVisitor

visit

public void visit(QueryString obj)

Overrides:

visit in class LanguageVisitor

visit

public void visit(Array array)

Overrides:

visit in class LanguageVisitor

visit

public void visit(AggregateSymbol obj)

Overrides:

visit in class LanguageVisitor

visit

public void visit(WindowFunction windowFunction)

Overrides:

visit in class LanguageVisitor

visit

public void visit(OrderByItem obj)

Overrides:

visit in class LanguageVisitor

visit

public void visit(OrderBy obj)

Overrides:

visit in class LanguageVisitor

visit

public void visit(CaseExpression obj)

Overrides:

visit in class LanguageVisitor

visit

public void visit(CompareCriteria obj)

Overrides:

visit in class LanguageVisitor

checkCompareCriteria

public void checkCompareCriteria(AbstractCompareCriteria obj,
                                 Expression rightExpression)

visit

public void visit(CompoundCriteria crit)

Overrides:

visit in class LanguageVisitor

visit

public void visit(IsDistinctCriteria obj)

Overrides:

visit in class LanguageVisitor

visit

public void visit(Function obj)

Overrides:

visit in class LanguageVisitor

visit

public void visit(IsNullCriteria obj)

Overrides:

visit in class LanguageVisitor

visit

public void visit(MatchCriteria obj)

Overrides:

visit in class LanguageVisitor

visit

public void visit(NotCriteria obj)

Overrides:

visit in class LanguageVisitor

visit

public void visit(SearchedCaseExpression obj)

Overrides:

visit in class LanguageVisitor

visit

public void visit(SetCriteria crit)

Overrides:

visit in class LanguageVisitor

visit

public void visit(ExistsCriteria crit)

Overrides:

visit in class LanguageVisitor

See Also:

LanguageVisitor.visit(org.teiid.query.sql.lang.ExistsCriteria)

visit

public void visit(SubqueryCompareCriteria crit)

Overrides:

visit in class LanguageVisitor

See Also:

LanguageVisitor.visit(org.teiid.query.sql.lang.SubqueryCompareCriteria)

visit

public void visit(ScalarSubquery obj)

Overrides:

visit in class LanguageVisitor

visit

public void visit(SubquerySetCriteria crit)

Overrides:

visit in class LanguageVisitor

checkAbstractSetCriteria

public void checkAbstractSetCriteria(AbstractSetCriteria crit)

visit

public void visit(DependentSetCriteria crit)

Overrides:

visit in class LanguageVisitor

validateSubqueryPushdown

public static Object validateSubqueryPushdown(SubqueryContainer<?> subqueryContainer,
                                              Object critNodeModelID,
                                              QueryMetadataInterface metadata,
                                              CapabilitiesFinder capFinder,
                                              AnalysisRecord analysisRecord)
                                       throws TeiidComponentException

Return null if the subquery cannot be pushed down, otherwise the model id of the pushdown target.

Parameters:

subqueryContainer -

critNodeModelID -

metadata -

capFinder -

Returns:

Throws:

TeiidComponentException

validateCommandPushdown

public static Object validateCommandPushdown(Object critNodeModelID,
                                             QueryMetadataInterface metadata,
                                             CapabilitiesFinder capFinder,
                                             AccessNode aNode,
                                             boolean considerConformed)
                                      throws TeiidComponentException

Throws:

TeiidComponentException

getAccessNode

public static AccessNode getAccessNode(ProcessorPlan plan)

getQueryCommand

public static QueryCommand getQueryCommand(AccessNode aNode)

getException

public TeiidComponentException getException()

isValid

public boolean isValid()

canPushLanguageObject

public static boolean canPushLanguageObject(LanguageObject obj,
                                            Object modelID,
                                            QueryMetadataInterface metadata,
                                            CapabilitiesFinder capFinder,
                                            AnalysisRecord analysisRecord)
                                     throws QueryMetadataException,
                                            TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

canPushLanguageObject

public static boolean canPushLanguageObject(LanguageObject obj,
                                            Object modelID,
                                            QueryMetadataInterface metadata,
                                            CapabilitiesFinder capFinder,
                                            AnalysisRecord analysisRecord,
                                            boolean isJoin,
                                            boolean isSelectClause,
                                            boolean multiValuedReferences)
                                     throws QueryMetadataException,
                                            TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

setCheckEvaluation

public void setCheckEvaluation(boolean b)