com.bigdata.rdf.sparql.ast.optimizers

Class ASTStaticBindingsOptimizer.StaticBindingInfo

java.lang.Object

com.bigdata.rdf.sparql.ast.optimizers.ASTStaticBindingsOptimizer.StaticBindingInfo

Enclosing class:

ASTStaticBindingsOptimizer

public static class ASTStaticBindingsOptimizer.StaticBindingInfo
extends Object

Class that helps to keep track of static bindings that have been spotted during query analysis. The class maintains a list of "produced" static bindings, i.e. such derived from assignment nodes etc.

Constructor Summary

Constructors

Constructor and Description
ASTStaticBindingsOptimizer.StaticBindingInfo() Constructor with empty input binding set.
ASTStaticBindingsOptimizer.StaticBindingInfo(IBindingSet[] queryInput) Constructor with given input binding set.

Method Summary

Methods

Modifier and Type	Method and Description
void	addProduced(IBindingSet bs)
void	addProduced(List<IBindingSet> bsList)
List<List<IBindingSet>>	getProduced()
IBindingSet[]	joinProduced()

Methods inherited from class java.lang.Object

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

Constructor Detail

ASTStaticBindingsOptimizer.StaticBindingInfo

public ASTStaticBindingsOptimizer.StaticBindingInfo()

Constructor with empty input binding set.

ASTStaticBindingsOptimizer.StaticBindingInfo

public ASTStaticBindingsOptimizer.StaticBindingInfo(IBindingSet[] queryInput)

Constructor with given input binding set.

Method Detail

addProduced

public void addProduced(IBindingSet bs)

addProduced

public void addProduced(List<IBindingSet> bsList)

getProduced

public List<List<IBindingSet>> getProduced()

joinProduced

public IBindingSet[] joinProduced()