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1
22
23 package org.xquark.schema.validation;
24
25 import org.xquark.schema.*;
26
27 public class ContentIteratorFactory {
28 private static final String  RCSRevision = "$Revision: 1.1 $";
29 private static final String RCSName = "$Name: $";
30
31 public static ContentIterator createIterator(Particle particle, ContentReporter reporter)
32 {
33 ContentIteratorFactory.Visitor visitor = new ContentIteratorFactory.Visitor(particle);
34 try {
35 ((SchemaVisitable)particle.getTerm()).accept(visitor);
36 }
37 catch (SchemaException ex) {
38 throw new RuntimeException (ex.getMessage());
39 }
40 ContentIterator result = visitor.getResult();
41 result.setContentReporter(reporter);
42 return result;
43 }
44
45 public static ContentIterator createIterator(Particle particle) {
46 return createIterator(particle, null);
47 }
48
49 static class Visitor extends DefaultSchemaVisitor {
50 private static final String RCSRevision = "$Revision: 1.1 $";
51 private static final String RCSName = "$Name: $";
52 private ContentIterator result = null;
53 private Particle particle;
54
55 Visitor(Particle particle) {
56 this.particle = particle;
57 }
58
59 ContentIterator getResult() { return result; }
60
61 public void visit(ElementDeclaration decl) {
62 result = new ElementContentIterator(particle);
63 }
64 public void visit(SequenceModelGroup group) {
65 result = new SequenceContentIterator(particle);
66 }
67 public void visit(ChoiceModelGroup group) {
68 result = new ChoiceContentIterator(particle);
69 }
70 public void visit(AllModelGroup group) {
71 result = new AllContentIterator(particle);
72 }
73 public void visit(Wildcard wildcard) {
74 result = new WildcardContentIterator(particle);
75 }
76 }
77
78 }
79 |
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