org.aksw.sparqlify.database

Class ExprNormalForm

java.lang.Object

org.aksw.sparqlify.database.ExprNormalForm

Direct Known Subclasses:

Cnf, Dnf

public abstract class ExprNormalForm
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
protected Set<com.hp.hpl.jena.sparql.expr.Expr>	commonExprs
protected com.google.common.collect.Multimap<com.hp.hpl.jena.sparql.expr.Expr,Clause>	exprToClauses
protected Set<com.hp.hpl.jena.sparql.core.Var>	varsMentioned
protected com.google.common.collect.Multimap<Set<com.hp.hpl.jena.sparql.core.Var>,Clause>	varsToClauses
protected com.google.common.collect.Multimap<com.hp.hpl.jena.sparql.core.Var,Clause>	varToClauses

Constructor Summary

Constructors

Constructor and Description
ExprNormalForm(Collection<Clause> clauses)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	equals(Object obj)
Set<Clause>	filterByVars(Set<com.hp.hpl.jena.sparql.core.Var> requiredVars)
Set<Clause>	get(Collection<com.hp.hpl.jena.sparql.core.Var> vars)
Collection<Clause>	get(com.hp.hpl.jena.sparql.core.Var var)
Collection<Clause>	getClauses()
Set<com.hp.hpl.jena.sparql.expr.Expr>	getCommonExprs()
Collection<Clause>	getExactly(Set<com.hp.hpl.jena.sparql.core.Var> vars) Return all expressions having exactly the specified vars
Set<com.hp.hpl.jena.sparql.core.Var>	getVarsMentioned()
int	hashCode()
int	size()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

varToClauses

protected com.google.common.collect.Multimap<com.hp.hpl.jena.sparql.core.Var,Clause> varToClauses

varsToClauses

protected com.google.common.collect.Multimap<Set<com.hp.hpl.jena.sparql.core.Var>,Clause> varsToClauses

exprToClauses

protected com.google.common.collect.Multimap<com.hp.hpl.jena.sparql.expr.Expr,Clause> exprToClauses

commonExprs

protected Set<com.hp.hpl.jena.sparql.expr.Expr> commonExprs

varsMentioned

protected Set<com.hp.hpl.jena.sparql.core.Var> varsMentioned

Constructor Detail

ExprNormalForm

public ExprNormalForm(Collection<Clause> clauses)

Method Detail

filterByVars

public Set<Clause> filterByVars(Set<com.hp.hpl.jena.sparql.core.Var> requiredVars)

getExactly

public Collection<Clause> getExactly(Set<com.hp.hpl.jena.sparql.core.Var> vars)

Return all expressions having exactly the specified vars

Parameters:

vars -

Returns:

get

public Set<Clause> get(Collection<com.hp.hpl.jena.sparql.core.Var> vars)

get

public Collection<Clause> get(com.hp.hpl.jena.sparql.core.Var var)

getClauses

public Collection<Clause> getClauses()

toString

public String toString()

Overrides:

toString in class Object

getCommonExprs

public Set<com.hp.hpl.jena.sparql.expr.Expr> getCommonExprs()

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

size

public int size()

getVarsMentioned

public Set<com.hp.hpl.jena.sparql.core.Var> getVarsMentioned()