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java.lang.Objectscale.common.Root
scale.clef.Node
scale.clef.decl.Declaration
scale.clef.decl.TypeName
public class TypeName
This class implement the semantics of a C typedef statement.
$Id: TypeName.java,v 1.26 2007-03-21 13:31:52 burrill Exp $
Copyright 2007 by the Scale Compiler Group,
Department of Computer Science
University of Massachusetts,
Amherst MA. 01003, USA
All Rights Reserved.
TypeDecl| Constructor Summary | |
|---|---|
TypeName(java.lang.String name,
Type type)
|
|
| Method Summary | |
|---|---|
Declaration |
copy(java.lang.String name)
Return a copy of this Declaration but with a different name. |
Node |
getChild(int i)
Return the specified AST child of this node. |
boolean |
isTypeName()
Return true if TypeName instance. |
int |
numChildren()
Return the number of AST children of this node. |
TypeName |
returnTypeName()
Return a TypeName instance or
null. |
void |
visit(Predicate p)
Process a node by calling its associated routine. |
| Methods inherited from class scale.clef.Node |
|---|
getSourceLineNumber, setAnnotationLevel, setReportLevel, setSourceLineNumber, toString, toString, toStringChildren |
| Methods inherited from class scale.common.Root |
|---|
addAnnotation, allAnnotations, allMatchingAnnotations, getAnnotation, getDisplayName, getDisplayString, getNodeCount, getNodeID, hasAnnotation, hasEqualAnnotation, removeAnnotation, removeAnnotations, toStringAnnotations, toStringClass, trace, trace, trace |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, notify, notifyAll, wait, wait, wait |
| Constructor Detail |
|---|
public TypeName(java.lang.String name,
Type type)
| Method Detail |
|---|
public void visit(Predicate p)
Node
Each class has a visit(Predicate p) method. For
example, in class ABC:
public void visit(Predicate p)
{
p.visitABC(this);
}
and the class that implements Predicate has a method
public void visitABC(Node n)
{
ABC a = (ABC) n;
...
}
Thus, the class that implements Predicate can call
n.visit(this);where
n is a Node sub-class without
determining which specific sub-class n is.
The visit pattern basically avoids implementing a large
switch statement or defining different methods
in each class for some purpose.
visit in class DeclarationPredicatepublic Node getChild(int i)
getChild in class Nodepublic int numChildren()
numChildren in class Nodepublic Declaration copy(java.lang.String name)
copy in class Declarationpublic final boolean isTypeName()
Declaration
isTypeName in class Declarationpublic final TypeName returnTypeName()
DeclarationTypeName instance or
null.
returnTypeName in class Declaration
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