Package com.sun.xml.xsom.impl.scd

Class Step<T extends XSComponent>

java.lang.Object

com.sun.xml.xsom.impl.scd.Step<T>

Direct Known Subclasses:

Step.Any, Step.Filtered

public abstract class Step<T extends XSComponent>
extends java.lang.Object

Building block of SCD.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
(package private) static class	Step.AnonymousType	Matches anonymous types.
(package private) static class	Step.Any	Matches any name.
(package private) static class	Step.Facet	Matches a particular kind of facets.
private static class	Step.Filtered<T extends XSComponent>
(package private) static class	Step.Named	Matches a particular name.
(package private) static class	Step.Schema	Matches a schema in a particular namespace.

Field Summary

Fields

Modifier and Type	Field	Description
Axis<? extends T>	axis
(package private) int	predicate	'Predicate' in SCD designates the index of the item.

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	Step(Axis<? extends T> axis)

Method Summary

Modifier and Type	Method	Description
java.util.Iterator<T>	evaluate(java.util.Iterator<XSComponent> nodeSet)	Evaluate this step against the current node set and returns matched nodes.
protected abstract java.util.Iterator<? extends T>	filter(java.util.Iterator<? extends T> base)	Perform filtering (which is different depending on the kind of step.)

Methods inherited from class java.lang.Object

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

Field Detail

axis

public final Axis<? extends T extends XSComponent> axis

predicate

int predicate

'Predicate' in SCD designates the index of the item. -1 if there's no predicate. Predicate starts from 1.

Because of the parsing order this parameter cannot be marked final, even though it's immutable once it's parsed.

Constructor Detail

Step

protected Step(Axis<? extends T> axis)

Method Detail

filter

protected abstract java.util.Iterator<? extends T> filter(java.util.Iterator<? extends T> base)

Perform filtering (which is different depending on the kind of step.)

evaluate

public final java.util.Iterator<T> evaluate(java.util.Iterator<XSComponent> nodeSet)

Evaluate this step against the current node set and returns matched nodes.