01: /*
02: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
03: *
04: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
05: *
06: * The contents of this file are subject to the terms of either the GNU
07: * General Public License Version 2 only ("GPL") or the Common Development
08: * and Distribution License("CDDL") (collectively, the "License"). You
09: * may not use this file except in compliance with the License. You can obtain
10: * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
11: * or glassfish/bootstrap/legal/LICENSE.txt. See the License for the specific
12: * language governing permissions and limitations under the License.
13: *
14: * When distributing the software, include this License Header Notice in each
15: * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
16: * Sun designates this particular file as subject to the "Classpath" exception
17: * as provided by Sun in the GPL Version 2 section of the License file that
18: * accompanied this code. If applicable, add the following below the License
19: * Header, with the fields enclosed by brackets [] replaced by your own
20: * identifying information: "Portions Copyrighted [year]
21: * [name of copyright owner]"
22: *
23: * Contributor(s):
24: *
25: * If you wish your version of this file to be governed by only the CDDL or
26: * only the GPL Version 2, indicate your decision by adding "[Contributor]
27: * elects to include this software in this distribution under the [CDDL or GPL
28: * Version 2] license." If you don't indicate a single choice of license, a
29: * recipient has the option to distribute your version of this file under
30: * either the CDDL, the GPL Version 2 or to extend the choice of license to
31: * its licensees as provided above. However, if you add GPL Version 2 code
32: * and therefore, elected the GPL Version 2 license, then the option applies
33: * only if the new code is made subject to such option by the copyright
34: * holder.
35: */
36: package com.sun.tools.xjc.reader.xmlschema;
37:
38: import java.util.Iterator;
39:
40: import com.sun.xml.xsom.XSWildcard;
41: import com.sun.xml.xsom.visitor.XSWildcardFunction;
42:
43: import org.kohsuke.rngom.nc.AnyNameExceptNameClass;
44: import org.kohsuke.rngom.nc.ChoiceNameClass;
45: import org.kohsuke.rngom.nc.NameClass;
46: import org.kohsuke.rngom.nc.NsNameClass;
47:
48: /**
49: * Builds a name class representation of a wildcard.
50: *
51: * <p>
52: * Singleton. Use the build method to create a NameClass.
53: *
54: * @author
55: * Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com)
56: */
57: public final class WildcardNameClassBuilder implements
58: XSWildcardFunction<NameClass> {
59: private WildcardNameClassBuilder() {
60: }
61:
62: private static final XSWildcardFunction<NameClass> theInstance = new WildcardNameClassBuilder();
63:
64: public static NameClass build(XSWildcard wc) {
65: return wc.apply(theInstance);
66: }
67:
68: public NameClass any(XSWildcard.Any wc) {
69: return NameClass.ANY;
70: }
71:
72: public NameClass other(XSWildcard.Other wc) {
73: return new AnyNameExceptNameClass(new ChoiceNameClass(
74: new NsNameClass(""), new NsNameClass(wc
75: .getOtherNamespace())));
76: }
77:
78: public NameClass union(XSWildcard.Union wc) {
79: NameClass nc = null;
80: for (Iterator itr = wc.iterateNamespaces(); itr.hasNext();) {
81: String ns = (String) itr.next();
82:
83: if (nc == null)
84: nc = new NsNameClass(ns);
85: else
86: nc = new ChoiceNameClass(nc, new NsNameClass(ns));
87: }
88:
89: // there should be at least one.
90: assert nc != null;
91:
92: return nc;
93: }
94:
95: }
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