Class ElementDeclCollector

java.lang.Object

com.sun.msv.grammar.util.ExpressionWalker

com.sun.msv.generator.ElementDeclCollector

All Implemented Interfaces:

ExpressionVisitorVoid

public class ElementDeclCollector
extends ExpressionWalker

collects all distinct element declaration in the grammar. As a side effect, it also collects all distinct attribute declarations.

Field Summary

Fields

Modifier and Type	Field	Description
private final Set	attributes
private final Set	elements

Constructor Summary

Constructors

Modifier	Constructor	Description
private	ElementDeclCollector()

Method Summary

Modifier and Type	Method	Description
static Set[]	collect(Expression exp)	collects all element and attribute declarations.
void	onAttribute(AttributeExp exp)
void	onConcur(ConcurExp exp)
void	onElement(ElementExp exp)

Methods inherited from class ExpressionWalker

onAnyString, onBinExp, onChoice, onData, onEpsilon, onInterleave, onList, onMixed, onNullSet, onOneOrMore, onOther, onRef, onSequence, onValue

Methods inherited from class Object

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

Field Details

elements

private final Set elements

attributes

private final Set attributes

Constructor Details

ElementDeclCollector

private ElementDeclCollector()

Method Details

onConcur

public void onConcur(ConcurExp exp)

Specified by:

onConcur in interface ExpressionVisitorVoid

Overrides:

onConcur in class ExpressionWalker

onElement

public void onElement(ElementExp exp)

Specified by:

onElement in interface ExpressionVisitorVoid

Overrides:

onElement in class ExpressionWalker

onAttribute

public void onAttribute(AttributeExp exp)

Specified by:

onAttribute in interface ExpressionVisitorVoid

Overrides:

onAttribute in class ExpressionWalker

collect

public static Set[] collect(Expression exp)

collects all element and attribute declarations.

Returns:

r[0] : set of all distinct ElementExps.
r[1] : set of all distinct AttributeExps.