net.oneandone.mork.semantics

Class Visits

java.lang.Object

net.oneandone.mork.semantics.Visits

public class Visits
extends Object

Build visit sequence for ordered attribute grammar. Based on the paper Uwe Kastens: "Ordered Attribute Grammars", Acta Informatics, 1980.

Constructor Summary

Constructors

Constructor and Description
Visits(Object[] visits)

Method Summary

Modifier and Type	Method and Description
static Integer	createPreVisit(int no, int ofs)
static Integer	createVisit(int ofs)
static Visits	forEDP(int prod, net.oneandone.graph.Graph<AttributeOccurrence> edp, Ag sems, List<Attribute>[][] as, Layout layout)
Object	get(int idx)
static int	getOfs(Object visit)
static int	getPreNo(Object preVisit)
static int	getPreOfs(Object preVisit)
static Object	map(int prod, AttributeOccurrence ao, Ag sems, List<Attribute>[][] as)
Visits	newInstance()
int	size()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

Visits

public Visits(Object[] visits)

Method Detail

forEDP

public static Visits forEDP(int prod,
                            net.oneandone.graph.Graph<AttributeOccurrence> edp,
                            Ag sems,
                            List<Attribute>[][] as,
                            Layout layout)
                     throws GenericException

Throws:

GenericException

newInstance

public Visits newInstance()

get

public Object get(int idx)

size

public int size()

map

public static Object map(int prod,
                         AttributeOccurrence ao,
                         Ag sems,
                         List<Attribute>[][] as)

toString

public String toString()

Overrides:

toString in class Object

createVisit

public static Integer createVisit(int ofs)

getOfs

public static int getOfs(Object visit)

createPreVisit

public static Integer createPreVisit(int no,
                                     int ofs)

Parameters:

ofs - -1 for left-hand side

getPreNo

public static int getPreNo(Object preVisit)

getPreOfs

public static int getPreOfs(Object preVisit)

Returns:

-1 for left-hand side