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java.lang.Object scale.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 |
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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 |
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public TypeName(java.lang.String name, Type type)
Method Detail |
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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 Declaration
Predicate
public Node getChild(int i)
getChild
in class Node
public int numChildren()
numChildren
in class Node
public Declaration copy(java.lang.String name)
copy
in class Declaration
public final boolean isTypeName()
Declaration
isTypeName
in class Declaration
public final TypeName returnTypeName()
Declaration
TypeName
instance or
null
.
returnTypeName
in class Declaration
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