polyglot.ast

Class Disamb_c

java.lang.Object

polyglot.ast.Disamb_c

All Implemented Interfaces:

Disamb

Direct Known Subclasses:

JL5Disamb_c

public class Disamb_c
extends java.lang.Object
implements Disamb

Utility class which is used to disambiguate ambiguous AST nodes (Expr, Type, Receiver, Qualifier, Prefix).

Field Summary

Fields

Modifier and Type	Field and Description
protected Ambiguous	amb
protected Context	c
protected Id	name
protected NodeFactory	nf
protected Position	pos
protected Prefix	prefix
protected TypeSystem	ts
protected ContextVisitor	v

Constructor Summary

Constructors

Constructor and Description
Disamb_c()

Method Summary

Methods

Modifier and Type	Method and Description
Node	disambiguate(Ambiguous amb, ContextVisitor v, Position pos, Prefix prefix, Id name) Disambiguate the prefix and name into a unambiguous node of the appropriate type.
Node	disambiguate(Ambiguous amb, ContextVisitor v, Position pos, Prefix prefix, java.lang.String name) Deprecated.
protected Node	disambiguateExprPrefix(Expr e)
protected Node	disambiguateNoPrefix()
protected Node	disambiguatePackagePrefix(PackageNode pn)
protected Node	disambiguateTypeNodePrefix(TypeNode tn)
protected Node	disambiguateVarInstance(VarInstance vi)
protected boolean	exprOK()
protected Receiver	makeMissingFieldTarget(FieldInstance fi)
protected boolean	packageOK()
java.lang.String	toString()
protected boolean	typeOK()

Methods inherited from class java.lang.Object

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

Field Detail

v

protected ContextVisitor v

pos

protected Position pos

prefix

protected Prefix prefix

name

protected Id name

nf

protected NodeFactory nf

ts

protected TypeSystem ts

c

protected Context c

amb

protected Ambiguous amb

Constructor Detail

Disamb_c

public Disamb_c()

Method Detail

disambiguate

@Deprecated
public Node disambiguate(Ambiguous amb,
                           ContextVisitor v,
                           Position pos,
                           Prefix prefix,
                           java.lang.String name)
                  throws SemanticException

Deprecated.

Description copied from interface: Disamb

Disambiguate the prefix and name into a unambiguous node of the appropriate type.

Specified by:

disambiguate in interface Disamb

Returns:

An unambiguous AST node, or null if disambiguation fails.

Throws:

SemanticException

disambiguate

public Node disambiguate(Ambiguous amb,
                ContextVisitor v,
                Position pos,
                Prefix prefix,
                Id name)
                  throws SemanticException

Description copied from interface: Disamb

Disambiguate the prefix and name into a unambiguous node of the appropriate type.

Specified by:

disambiguate in interface Disamb

Returns:

An unambiguous AST node, or null if disambiguation fails.

Throws:

SemanticException

disambiguatePackagePrefix

protected Node disambiguatePackagePrefix(PackageNode pn)
                                  throws SemanticException

Throws:

SemanticException

disambiguateTypeNodePrefix

protected Node disambiguateTypeNodePrefix(TypeNode tn)
                                   throws SemanticException

Throws:

SemanticException

disambiguateExprPrefix

protected Node disambiguateExprPrefix(Expr e)
                               throws SemanticException

Throws:

SemanticException

disambiguateNoPrefix

protected Node disambiguateNoPrefix()
                             throws SemanticException

Throws:

SemanticException

disambiguateVarInstance

protected Node disambiguateVarInstance(VarInstance vi)
                                throws SemanticException

Throws:

SemanticException

makeMissingFieldTarget

protected Receiver makeMissingFieldTarget(FieldInstance fi)
                                   throws SemanticException

Throws:

SemanticException

typeOK

protected boolean typeOK()

packageOK

protected boolean packageOK()

exprOK

protected boolean exprOK()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object