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.util;
27
28 import com.sun.xml.internal.xsom.XSAnnotation;
29 import com.sun.xml.internal.xsom.parser.AnnotationContext;
30 import com.sun.xml.internal.xsom.parser.AnnotationParser;
31 import com.sun.xml.internal.xsom.parser.AnnotationParserFactory;
32 import org.w3c.dom.Document;
33 import org.w3c.dom.Element;
34 import org.w3c.dom.Node;
35 import org.xml.sax.ContentHandler;
36 import org.xml.sax.EntityResolver;
37 import org.xml.sax.ErrorHandler;
38
39 import javax.xml.transform.TransformerConfigurationException;
40 import javax.xml.transform.dom.DOMResult;
41 import javax.xml.transform.sax.SAXTransformerFactory;
42 import javax.xml.transform.sax.TransformerHandler;
43
44 /**
45 * {@link AnnotationParserFactory} that parses annotations into a W3C DOM.
46 *
47 * <p>
48 * If you use this parser factory, you'll get {@link Element} that represents
49 * <xs:annotation> from {@link XSAnnotation#getAnnotation()}.
50 *
51 * <p>
52 * When multiple <xs:annotation>s are found for the given schema component,
53 * you'll see all <xs:appinfo>s and <xs:documentation>s combined under
54 * one <xs:annotation> element.
55 *
56 * @author Kohsuke Kawaguchi
57 */
58 public class DomAnnotationParserFactory implements AnnotationParserFactory {
59 public AnnotationParser create() {
60 return new AnnotationParserImpl();
61 }
62
63 private static final SAXTransformerFactory stf = (SAXTransformerFactory) SAXTransformerFactory.newInstance();
64
65 private static class AnnotationParserImpl extends AnnotationParser {
66
67 /**
68 * Identity transformer used to parse SAX into DOM.
69 */
70 private final TransformerHandler transformer;
71 private DOMResult result;
72
73 AnnotationParserImpl() {
74 try {
75 transformer = stf.newTransformerHandler();
76 } catch (TransformerConfigurationException e) {
77 throw new Error(e); // impossible
78 }
79 }
80
81 public ContentHandler getContentHandler(AnnotationContext context, String parentElementName, ErrorHandler errorHandler, EntityResolver entityResolver) {
82 result = new DOMResult();
83 transformer.setResult(result);
84 return transformer;
85 }
86
87 public Object getResult(Object existing) {
88 Document dom = (Document)result.getNode();
89 Element e = dom.getDocumentElement();
90 if(existing instanceof Element) {
91 // merge all the children
92 Element prev = (Element) existing;
93 Node anchor = e.getFirstChild();
94 while(prev.getFirstChild()!=null) {
95 Node move = prev.getFirstChild();
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1 /*
2 * Copyright (c) 1997, 2012, 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.util;
27
28 import com.sun.xml.internal.xsom.XSAnnotation;
29 import com.sun.xml.internal.xsom.parser.AnnotationContext;
30 import com.sun.xml.internal.xsom.parser.AnnotationParser;
31 import com.sun.xml.internal.xsom.parser.AnnotationParserFactory;
32 import javax.xml.XMLConstants;
33 import org.w3c.dom.Document;
34 import org.w3c.dom.Element;
35 import org.w3c.dom.Node;
36 import org.xml.sax.ContentHandler;
37 import org.xml.sax.EntityResolver;
38 import org.xml.sax.ErrorHandler;
39
40 import javax.xml.transform.TransformerConfigurationException;
41 import javax.xml.transform.dom.DOMResult;
42 import javax.xml.transform.sax.SAXTransformerFactory;
43 import javax.xml.transform.sax.TransformerHandler;
44
45 /**
46 * {@link AnnotationParserFactory} that parses annotations into a W3C DOM.
47 *
48 * <p>
49 * If you use this parser factory, you'll get {@link Element} that represents
50 * <xs:annotation> from {@link XSAnnotation#getAnnotation()}.
51 *
52 * <p>
53 * When multiple <xs:annotation>s are found for the given schema component,
54 * you'll see all <xs:appinfo>s and <xs:documentation>s combined under
55 * one <xs:annotation> element.
56 *
57 * @author Kohsuke Kawaguchi
58 */
59 public class DomAnnotationParserFactory implements AnnotationParserFactory {
60
61 public AnnotationParser create() {
62 return new AnnotationParserImpl();
63 }
64
65 public AnnotationParser create(boolean disableSecureProcessing) {
66 return new AnnotationParserImpl();
67 }
68
69 private static final SAXTransformerFactory stf = (SAXTransformerFactory) SAXTransformerFactory.newInstance();
70
71 private static class AnnotationParserImpl extends AnnotationParser {
72
73 /**
74 * Identity transformer used to parse SAX into DOM.
75 */
76 private final TransformerHandler transformer;
77 private DOMResult result;
78
79 AnnotationParserImpl() {
80 this(false);
81 }
82
83 AnnotationParserImpl(boolean disableSecureProcessing) {
84 try {
85 transformer = stf.newTransformerHandler();
86 stf.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, disableSecureProcessing);
87 } catch (TransformerConfigurationException e) {
88 throw new Error(e); // impossible
89 }
90 }
91
92 public ContentHandler getContentHandler(AnnotationContext context, String parentElementName, ErrorHandler errorHandler, EntityResolver entityResolver) {
93 result = new DOMResult();
94 transformer.setResult(result);
95 return transformer;
96 }
97
98 public Object getResult(Object existing) {
99 Document dom = (Document)result.getNode();
100 Element e = dom.getDocumentElement();
101 if(existing instanceof Element) {
102 // merge all the children
103 Element prev = (Element) existing;
104 Node anchor = e.getFirstChild();
105 while(prev.getFirstChild()!=null) {
106 Node move = prev.getFirstChild();
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