Thu, 31 Aug 2017 15:18:52 +0800
merge
1 /*
2 * Copyright (c) 1997, 2011, 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 */
26 package com.sun.xml.internal.xsom.impl;
28 import com.sun.xml.internal.xsom.XSElementDecl;
29 import com.sun.xml.internal.xsom.XSIdentityConstraint;
30 import com.sun.xml.internal.xsom.XSXPath;
31 import com.sun.xml.internal.xsom.impl.parser.SchemaDocumentImpl;
32 import com.sun.xml.internal.xsom.visitor.XSFunction;
33 import com.sun.xml.internal.xsom.visitor.XSVisitor;
34 import org.xml.sax.Locator;
36 import java.util.Collections;
37 import java.util.List;
39 /**
40 * {@link XSIdentityConstraint} implementation.
41 *
42 * @author Kohsuke Kawaguchi
43 */
44 public class IdentityConstraintImpl extends ComponentImpl implements XSIdentityConstraint, Ref.IdentityConstraint {
46 private XSElementDecl parent;
47 private final short category;
48 private final String name;
49 private final XSXPath selector;
50 private final List<XSXPath> fields;
51 private final Ref.IdentityConstraint refer;
53 public IdentityConstraintImpl(SchemaDocumentImpl _owner, AnnotationImpl _annon, Locator _loc,
54 ForeignAttributesImpl fa, short category, String name, XPathImpl selector,
55 List<XPathImpl> fields, Ref.IdentityConstraint refer) {
57 super(_owner, _annon, _loc, fa);
58 this.category = category;
59 this.name = name;
60 this.selector = selector;
61 selector.setParent(this);
62 this.fields = Collections.unmodifiableList((List<? extends XSXPath>)fields);
63 for( XPathImpl xp : fields )
64 xp.setParent(this);
65 this.refer = refer;
66 }
69 public void visit(XSVisitor visitor) {
70 visitor.identityConstraint(this);
71 }
73 public <T> T apply(XSFunction<T> function) {
74 return function.identityConstraint(this);
75 }
77 public void setParent(ElementDecl parent) {
78 this.parent = parent;
79 parent.getOwnerSchema().addIdentityConstraint(this);
80 }
82 public XSElementDecl getParent() {
83 return parent;
84 }
86 public String getName() {
87 return name;
88 }
90 public String getTargetNamespace() {
91 return getParent().getTargetNamespace();
92 }
94 public short getCategory() {
95 return category;
96 }
98 public XSXPath getSelector() {
99 return selector;
100 }
102 public List<XSXPath> getFields() {
103 return fields;
104 }
106 public XSIdentityConstraint getReferencedKey() {
107 if(category==KEYREF)
108 return refer.get();
109 else
110 throw new IllegalStateException("not a keyref");
111 }
113 public XSIdentityConstraint get() {
114 return this;
115 }
116 }