src/share/jaxws_classes/com/sun/xml/internal/xsom/impl/WildcardImpl.java

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1 /*
2 * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package com.sun.xml.internal.xsom.impl;
27
28 import com.sun.xml.internal.xsom.XSElementDecl;
29 import com.sun.xml.internal.xsom.XSModelGroup;
30 import com.sun.xml.internal.xsom.XSModelGroupDecl;
31 import com.sun.xml.internal.xsom.XSTerm;
32 import com.sun.xml.internal.xsom.XSWildcard;
33 import com.sun.xml.internal.xsom.impl.parser.SchemaDocumentImpl;
34 import com.sun.xml.internal.xsom.visitor.XSFunction;
35 import com.sun.xml.internal.xsom.visitor.XSTermFunction;
36 import com.sun.xml.internal.xsom.visitor.XSTermFunctionWithParam;
37 import com.sun.xml.internal.xsom.visitor.XSTermVisitor;
38 import com.sun.xml.internal.xsom.visitor.XSVisitor;
39 import com.sun.xml.internal.xsom.visitor.XSWildcardFunction;
40 import com.sun.xml.internal.xsom.visitor.XSWildcardVisitor;
41 import org.xml.sax.Locator;
42
43 import java.util.Collection;
44 import java.util.Collections;
45 import java.util.HashSet;
46 import java.util.Iterator;
47 import java.util.Set;
48
49 public abstract class WildcardImpl extends ComponentImpl implements XSWildcard, Ref.Term
50 {
51 protected WildcardImpl( SchemaDocumentImpl owner, AnnotationImpl _annon, Locator _loc, ForeignAttributesImpl _fa, int _mode ) {
52 super(owner,_annon,_loc,_fa);
53 this.mode = _mode;
54 }
55
56 private final int mode;
57 public int getMode() { return mode; }
58
59 // compute the union
60 public WildcardImpl union( SchemaDocumentImpl owner, WildcardImpl rhs ) {
61 if(this instanceof Any || rhs instanceof Any)
62 return new Any(owner,null,null,null,mode);
63
64 if(this instanceof Finite && rhs instanceof Finite) {
65 Set<String> values = new HashSet<String>();
66 values.addAll( ((Finite)this).names );
67 values.addAll( ((Finite)rhs ).names );
68 return new Finite(owner,null,null,null,values,mode);
69 }
70
71 if(this instanceof Other && rhs instanceof Other) {
72 if( ((Other)this).otherNamespace.equals(
73 ((Other)rhs).otherNamespace) )
74 return new Other(owner,null,null,null, ((Other)this).otherNamespace, mode );
75 else
76 // this somewhat strange rule is indeed in the spec
77 return new Other(owner,null,null,null, "", mode );
78 }
79
80 Other o;
81 Finite f;
82
83 if( this instanceof Other ) {
84 o=(Other)this; f=(Finite)rhs;
85 } else {
86 o=(Other)rhs; f=(Finite)this;
87 }
88
89 if(f.names.contains(o.otherNamespace))
90 return new Any(owner,null,null,null,mode);
91 else
92 return new Other(owner,null,null,null,o.otherNamespace,mode);
93 }
94
95
96
97 public final static class Any extends WildcardImpl implements XSWildcard.Any {
98 public Any( SchemaDocumentImpl owner, AnnotationImpl _annon, Locator _loc, ForeignAttributesImpl _fa, int _mode ) {
99 super(owner,_annon,_loc,_fa,_mode);
100 }
101
102 public boolean acceptsNamespace( String namespaceURI ) {
103 return true;
104 }
105 public void visit( XSWildcardVisitor visitor ) {
106 visitor.any(this);
107 }
108 public Object apply( XSWildcardFunction function ) {
109 return function.any(this);
110 }
111 }
112
113 public final static class Other extends WildcardImpl implements XSWildcard.Other {
114 public Other( SchemaDocumentImpl owner, AnnotationImpl _annon, Locator _loc, ForeignAttributesImpl _fa,
115 String otherNamespace, int _mode ) {
116 super(owner,_annon,_loc,_fa,_mode);
117 this.otherNamespace = otherNamespace;
118 }
119
120 private final String otherNamespace;
121
122 public String getOtherNamespace() { return otherNamespace; }
123
124 public boolean acceptsNamespace( String namespaceURI ) {
125 return !namespaceURI.equals(otherNamespace);
126 }
127
128 public void visit( XSWildcardVisitor visitor ) {
129 visitor.other(this);
130 }
131 public Object apply( XSWildcardFunction function ) {
132 return function.other(this);
133 }
134 }
135
136 public final static class Finite extends WildcardImpl implements XSWildcard.Union {
137 public Finite( SchemaDocumentImpl owner, AnnotationImpl _annon, Locator _loc, ForeignAttributesImpl _fa,
138 Set<String> ns, int _mode ) {
139 super(owner,_annon,_loc,_fa,_mode);
140 names = ns;
141 namesView = Collections.unmodifiableSet(names);
142 }
143
144 private final Set<String> names;
145 private final Set<String> namesView;
146
147 public Iterator<String> iterateNamespaces() {
148 return names.iterator();
149 }
150
151 public Collection<String> getNamespaces() {
152 return namesView;
153 }
154
155 public boolean acceptsNamespace( String namespaceURI ) {
156 return names.contains(namespaceURI);
157 }
158
159 public void visit( XSWildcardVisitor visitor ) {
160 visitor.union(this);
161 }
162 public Object apply( XSWildcardFunction function ) {
163 return function.union(this);
164 }
165 }
166
167 public final void visit( XSVisitor visitor ) {
168 visitor.wildcard(this);
169 }
170 public final void visit( XSTermVisitor visitor ) {
171 visitor.wildcard(this);
172 }
173 public Object apply( XSTermFunction function ) {
174 return function.wildcard(this);
175 }
176
177 public <T,P> T apply(XSTermFunctionWithParam<T, P> function, P param) {
178 return function.wildcard(this,param);
179 }
180
181 public Object apply( XSFunction function ) {
182 return function.wildcard(this);
183 }
184
185
186 public boolean isWildcard() { return true; }
187 public boolean isModelGroupDecl() { return false; }
188 public boolean isModelGroup() { return false; }
189 public boolean isElementDecl() { return false; }
190
191 public XSWildcard asWildcard() { return this; }
192 public XSModelGroupDecl asModelGroupDecl() { return null; }
193 public XSModelGroup asModelGroup() { return null; }
194 public XSElementDecl asElementDecl() { return null; }
195
196
197 // Ref.Term implementation
198 public XSTerm getTerm() { return this; }
199 }

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