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 java.util.Set attributes

private java.util.Set elements

Constructor Summary

Constructors
Modifier Constructor Description

private ElementDeclCollector()

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`static java.util.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 com.sun.msv.grammar.util.ExpressionWalker
onAnyString, onBinExp, onChoice, onData, onEpsilon, onInterleave, onList, onMixed, onNullSet, onOneOrMore, onOther, onRef, onSequence, onValue

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - elements
```
private final java.util.Set elements
```
  - attributes
```
private final java.util.Set attributes
```
- Constructor Detail
  - ElementDeclCollector
```
private ElementDeclCollector()
```
- Method Detail
  - 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 java.util.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.