Package fr.mines_stetienne.ci.sparql_generate.normalizer.xexpr

Class NodeExprNormalizer

java.lang.Object

fr.mines_stetienne.ci.sparql_generate.normalizer.xexpr.NodeExprNormalizer

All Implemented Interfaces:

SPARQLExtNodeVisitor, NodeVisitor

public class NodeExprNormalizer
extends Object
implements SPARQLExtNodeVisitor

Class used to normalize nodes, i.e., take as input a node (potentially an expression node), and output a normalized node and potentially a binding clause.

Author:

Maxime Lefrançois

Constructor Summary

Constructors

Constructor	Description
NodeExprNormalizer()	Constructor, with empty initial bindings.
NodeExprNormalizer(List<Element> bindings)	Constructor

Method Summary

Modifier and Type	Method	Description
List<? extends Element>	getBindings()
ElementGroup	getBindingsAsGroup()
Node	getResult()
boolean	hasBindings()
Object	visit(Node_Expr node)	{@inheritDoc
Object	visit(Node_ExtendedLiteral node)	{@inheritDoc
Object	visit(Node_ExtendedURI node)	{@inheritDoc
Object	visit(Node_List node)	{@inheritDoc
Object	visit(Node_Template node)
Object	visitAny(Node_ANY it)	{@inheritDoc
Object	visitBlank(Node_Blank it, BlankNodeId id)	{@inheritDoc
Object	visitGraph(Node_Graph it, Graph graph)
Object	visitLiteral(Node_Literal it, LiteralLabel lit)	{@inheritDoc
Object	visitTriple(Node_Triple it, Triple triple)
Object	visitURI(Node_URI it, String uri)	{@inheritDoc
Object	visitVariable(Node_Variable it, String name)	{@inheritDoc

Methods inherited from class java.lang.Object

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

Constructor Detail

NodeExprNormalizer

public NodeExprNormalizer(List<Element> bindings)

Constructor

Parameters:

bindings - initial bindings

NodeExprNormalizer

public NodeExprNormalizer()

Constructor, with empty initial bindings.

Method Detail

hasBindings

public boolean hasBindings()

Returns:

true if the list of bindings is not empty.

getBindingsAsGroup

public ElementGroup getBindingsAsGroup()

Returns:

an ElementGroup with the list of binding elements.

getResult

public Node getResult()

Returns:

the latest normalized node

getBindings

public List<? extends Element> getBindings()

Returns:

the list of bindings

visit

public Object visit(Node_List node)

{@inheritDoc

Specified by:

visit in interface SPARQLExtNodeVisitor

visit

public Object visit(Node_Expr node)

{@inheritDoc

Specified by:

visit in interface SPARQLExtNodeVisitor

visit

public Object visit(Node_ExtendedLiteral node)

{@inheritDoc

Specified by:

visit in interface SPARQLExtNodeVisitor

visit

public Object visit(Node_ExtendedURI node)

{@inheritDoc

Specified by:

visit in interface SPARQLExtNodeVisitor

visit

public Object visit(Node_Template node)

Specified by:

visit in interface SPARQLExtNodeVisitor

visitAny

public Object visitAny(Node_ANY it)

{@inheritDoc

Specified by:

visitAny in interface NodeVisitor

visitBlank

public Object visitBlank(Node_Blank it,
                         BlankNodeId id)

{@inheritDoc

Specified by:

visitBlank in interface NodeVisitor

visitLiteral

public Object visitLiteral(Node_Literal it,
                           LiteralLabel lit)

{@inheritDoc

Specified by:

visitLiteral in interface NodeVisitor

visitURI

public Object visitURI(Node_URI it,
                       String uri)

{@inheritDoc

Specified by:

visitURI in interface NodeVisitor

visitVariable

public Object visitVariable(Node_Variable it,
                            String name)

{@inheritDoc

Specified by:

visitVariable in interface NodeVisitor

visitTriple

public Object visitTriple(Node_Triple it,
                          Triple triple)

Specified by:

visitTriple in interface NodeVisitor

visitGraph

public Object visitGraph(Node_Graph it,
                         Graph graph)

Specified by:

visitGraph in interface NodeVisitor