src/share/jaxws_classes/javax/xml/bind/annotation/W3CDomHandler.java

Tue, 09 Apr 2013 14:51:13 +0100

author
alanb
date
Tue, 09 Apr 2013 14:51:13 +0100
changeset 368
0989ad8c0860
parent 286
f50545b5e2f1
child 397
b99d7e355d4b
permissions
-rw-r--r--

8010393: Update JAX-WS RI to 2.2.9-b12941
Reviewed-by: alanb, erikj
Contributed-by: miroslav.kos@oracle.com, martin.grebac@oracle.com

ohair@286 1 /*
ohair@286 2 * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
ohair@286 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
ohair@286 4 *
ohair@286 5 * This code is free software; you can redistribute it and/or modify it
ohair@286 6 * under the terms of the GNU General Public License version 2 only, as
ohair@286 7 * published by the Free Software Foundation. Oracle designates this
ohair@286 8 * particular file as subject to the "Classpath" exception as provided
ohair@286 9 * by Oracle in the LICENSE file that accompanied this code.
ohair@286 10 *
ohair@286 11 * This code is distributed in the hope that it will be useful, but WITHOUT
ohair@286 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ohair@286 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
ohair@286 14 * version 2 for more details (a copy is included in the LICENSE file that
ohair@286 15 * accompanied this code).
ohair@286 16 *
ohair@286 17 * You should have received a copy of the GNU General Public License version
ohair@286 18 * 2 along with this work; if not, write to the Free Software Foundation,
ohair@286 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
ohair@286 20 *
ohair@286 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@286 22 * or visit www.oracle.com if you need additional information or have any
ohair@286 23 * questions.
ohair@286 24 */
ohair@286 25
ohair@286 26 package javax.xml.bind.annotation;
ohair@286 27
ohair@286 28 import org.w3c.dom.Document;
ohair@286 29 import org.w3c.dom.DocumentFragment;
ohair@286 30 import org.w3c.dom.Element;
ohair@286 31 import org.w3c.dom.Node;
ohair@286 32
ohair@286 33 import javax.xml.bind.ValidationEventHandler;
ohair@286 34 import javax.xml.parsers.DocumentBuilder;
ohair@286 35 import javax.xml.transform.Source;
ohair@286 36 import javax.xml.transform.dom.DOMResult;
ohair@286 37 import javax.xml.transform.dom.DOMSource;
ohair@286 38
ohair@286 39 /**
ohair@286 40 * {@link DomHandler} implementation for W3C DOM (<code>org.w3c.dom</code> package.)
ohair@286 41 *
ohair@286 42 * @author Kohsuke Kawaguchi
ohair@286 43 * @since JAXB2.0
ohair@286 44 */
ohair@286 45 public class W3CDomHandler implements DomHandler<Element,DOMResult> {
ohair@286 46
ohair@286 47 private DocumentBuilder builder;
ohair@286 48
ohair@286 49 /**
ohair@286 50 * Default constructor.
ohair@286 51 *
ohair@286 52 * It is up to a JAXB provider to decide which DOM implementation
ohair@286 53 * to use or how that is configured.
ohair@286 54 */
ohair@286 55 public W3CDomHandler() {
ohair@286 56 this.builder = null;
ohair@286 57 }
ohair@286 58
ohair@286 59 /**
ohair@286 60 * Constructor that allows applications to specify which DOM implementation
ohair@286 61 * to be used.
ohair@286 62 *
ohair@286 63 * @param builder
ohair@286 64 * must not be null. JAXB uses this {@link DocumentBuilder} to create
ohair@286 65 * a new element.
ohair@286 66 */
ohair@286 67 public W3CDomHandler(DocumentBuilder builder) {
ohair@286 68 if(builder==null)
ohair@286 69 throw new IllegalArgumentException();
ohair@286 70 this.builder = builder;
ohair@286 71 }
ohair@286 72
ohair@286 73 public DocumentBuilder getBuilder() {
ohair@286 74 return builder;
ohair@286 75 }
ohair@286 76
ohair@286 77 public void setBuilder(DocumentBuilder builder) {
ohair@286 78 this.builder = builder;
ohair@286 79 }
ohair@286 80
ohair@286 81 public DOMResult createUnmarshaller(ValidationEventHandler errorHandler) {
ohair@286 82 if(builder==null)
ohair@286 83 return new DOMResult();
ohair@286 84 else
ohair@286 85 return new DOMResult(builder.newDocument());
ohair@286 86 }
ohair@286 87
ohair@286 88 public Element getElement(DOMResult r) {
ohair@286 89 // JAXP spec is ambiguous about what really happens in this case,
ohair@286 90 // so work defensively
ohair@286 91 Node n = r.getNode();
ohair@286 92 if( n instanceof Document ) {
ohair@286 93 return ((Document)n).getDocumentElement();
ohair@286 94 }
ohair@286 95 if( n instanceof Element )
ohair@286 96 return (Element)n;
ohair@286 97 if( n instanceof DocumentFragment )
ohair@286 98 return (Element)n.getChildNodes().item(0);
ohair@286 99
ohair@286 100 // if the result object contains something strange,
ohair@286 101 // it is not a user problem, but it is a JAXB provider's problem.
ohair@286 102 // That's why we throw a runtime exception.
ohair@286 103 throw new IllegalStateException(n.toString());
ohair@286 104 }
ohair@286 105
ohair@286 106 public Source marshal(Element element, ValidationEventHandler errorHandler) {
ohair@286 107 return new DOMSource(element);
ohair@286 108 }
ohair@286 109 }

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