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.SCD;
29 import com.sun.xml.internal.xsom.XSAnnotation;
30 import com.sun.xml.internal.xsom.XSComponent;
31 import com.sun.xml.internal.xsom.XSSchemaSet;
32 import com.sun.xml.internal.xsom.util.ComponentNameFunction;
33 import com.sun.xml.internal.xsom.impl.parser.SchemaDocumentImpl;
34 import com.sun.xml.internal.xsom.parser.SchemaDocument;
35 import org.xml.sax.Locator;
37 import javax.xml.namespace.NamespaceContext;
38 import java.text.ParseException;
39 import java.util.ArrayList;
40 import java.util.Collection;
41 import java.util.Collections;
42 import java.util.List;
44 public abstract class ComponentImpl implements XSComponent
45 {
46 protected ComponentImpl( SchemaDocumentImpl _owner, AnnotationImpl _annon, Locator _loc, ForeignAttributesImpl fa ) {
47 this.ownerDocument = _owner;
48 this.annotation = _annon;
49 this.locator = _loc;
50 this.foreignAttributes = fa;
51 }
53 protected final SchemaDocumentImpl ownerDocument;
54 public SchemaImpl getOwnerSchema() {
55 if(ownerDocument==null)
56 return null;
57 else
58 return ownerDocument.getSchema();
59 }
61 public XSSchemaSet getRoot() {
62 if(ownerDocument==null)
63 return null;
64 else
65 return getOwnerSchema().getRoot();
66 }
68 public SchemaDocument getSourceDocument() {
69 return ownerDocument;
70 }
72 private AnnotationImpl annotation;
73 public final XSAnnotation getAnnotation() { return annotation; }
75 public XSAnnotation getAnnotation(boolean createIfNotExist) {
76 if(createIfNotExist && annotation==null) {
77 annotation = new AnnotationImpl();
78 }
79 return annotation;
80 }
82 private final Locator locator;
83 public final Locator getLocator() { return locator; }
85 /**
86 * Either {@link ForeignAttributesImpl} or {@link List}.
87 *
88 * Initially it's {@link ForeignAttributesImpl}, but it's lazily turned into
89 * a list when necessary.
90 */
91 private Object foreignAttributes;
93 public List<ForeignAttributesImpl> getForeignAttributes() {
94 Object t = foreignAttributes;
96 if(t==null)
97 return Collections.EMPTY_LIST;
99 if(t instanceof List)
100 return (List)t;
102 t = foreignAttributes = convertToList((ForeignAttributesImpl)t);
103 return (List)t;
104 }
106 public String getForeignAttribute(String nsUri, String localName) {
107 for( ForeignAttributesImpl fa : getForeignAttributes() ) {
108 String v = fa.getValue(nsUri,localName);
109 if(v!=null) return v;
110 }
111 return null;
112 }
114 private List<ForeignAttributesImpl> convertToList(ForeignAttributesImpl fa) {
115 List<ForeignAttributesImpl> lst = new ArrayList<ForeignAttributesImpl>();
116 while(fa!=null) {
117 lst.add(fa);
118 fa = fa.next;
119 }
120 return Collections.unmodifiableList(lst);
121 }
123 public Collection<XSComponent> select(String scd, NamespaceContext nsContext) {
124 try {
125 return SCD.create(scd,nsContext).select(this);
126 } catch (ParseException e) {
127 throw new IllegalArgumentException(e);
128 }
129 }
131 public XSComponent selectSingle(String scd, NamespaceContext nsContext) {
132 try {
133 return SCD.create(scd,nsContext).selectSingle(this);
134 } catch (ParseException e) {
135 throw new IllegalArgumentException(e);
136 }
137 }
139 @Override
140 public String toString() {
141 return apply(new ComponentNameFunction());
142 }
143 }