Class JoinFactorCostModel.CostContext

java.lang.Object

org.eclipse.rdf4j.query.algebra.evaluation.optimizer.JoinFactorCostModel.CostContext

Enclosing interface:

JoinFactorCostModel

public static final class JoinFactorCostModel.CostContext
extends Object

Constructor Summary

Constructors

Constructor	Description
CostContext(Set<String> currentlyBoundVars, double outerPrefixRows, double distinctLookupBindings, boolean nestedIteratorInvocation)
CostContext(Set<String> currentlyBoundVars, double outerPrefixRows, double distinctLookupBindings, boolean nestedIteratorInvocation, boolean collectMetrics)

Method Summary

Modifier and Type	Method	Description
long	getCurrentlyBoundVarMask()
Set<String>	getCurrentlyBoundVars()
double	getDistinctLookupBindings()
double	getOuterPrefixRows()
String[]	getVariableNames()
boolean	hasCurrentlyBoundVarMask()
boolean	isNestedIteratorInvocation()
static JoinFactorCostModel.CostContext	of(String[] variableNames, long currentlyBoundVarMask, double outerPrefixRows, double distinctLookupBindings, boolean nestedIteratorInvocation)
static JoinFactorCostModel.CostContext	of(String[] variableNames, long currentlyBoundVarMask, double outerPrefixRows, double distinctLookupBindings, boolean nestedIteratorInvocation, boolean collectMetrics)
static JoinFactorCostModel.CostContext	of(Set<String> currentlyBoundVars, double outerPrefixRows, double distinctLookupBindings, boolean nestedIteratorInvocation)
boolean	shouldCollectMetrics()

Methods inherited from class Object

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

Constructor Details

CostContext

public CostContext(Set<String> currentlyBoundVars,
 double outerPrefixRows,
 double distinctLookupBindings,
 boolean nestedIteratorInvocation)

CostContext

public CostContext(Set<String> currentlyBoundVars,
 double outerPrefixRows,
 double distinctLookupBindings,
 boolean nestedIteratorInvocation,
 boolean collectMetrics)

Method Details

of

public static JoinFactorCostModel.CostContext of(Set<String> currentlyBoundVars,
 double outerPrefixRows,
 double distinctLookupBindings,
 boolean nestedIteratorInvocation)

of

public static JoinFactorCostModel.CostContext of(String[] variableNames,
 long currentlyBoundVarMask,
 double outerPrefixRows,
 double distinctLookupBindings,
 boolean nestedIteratorInvocation)

of

public static JoinFactorCostModel.CostContext of(String[] variableNames,
 long currentlyBoundVarMask,
 double outerPrefixRows,
 double distinctLookupBindings,
 boolean nestedIteratorInvocation,
 boolean collectMetrics)

getCurrentlyBoundVars

public Set<String> getCurrentlyBoundVars()

hasCurrentlyBoundVarMask

public boolean hasCurrentlyBoundVarMask()

getVariableNames

public String[] getVariableNames()

getCurrentlyBoundVarMask

public long getCurrentlyBoundVarMask()

getOuterPrefixRows

public double getOuterPrefixRows()

getDistinctLookupBindings

public double getDistinctLookupBindings()

isNestedIteratorInvocation

public boolean isNestedIteratorInvocation()

shouldCollectMetrics

public boolean shouldCollectMetrics()