src/share/jaxws_classes/com/sun/xml/internal/bind/v2/runtime/unmarshaller/SAXConnector.java

Tue, 06 Mar 2012 16:09:35 -0800

author
ohair
date
Tue, 06 Mar 2012 16:09:35 -0800
changeset 286
f50545b5e2f1
child 397
b99d7e355d4b
permissions
-rw-r--r--

7150322: Stop using drop source bundles in jaxws
Reviewed-by: darcy, ohrstrom

ohair@286 1 /*
ohair@286 2 * Copyright (c) 1997, 2011, 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 com.sun.xml.internal.bind.v2.runtime.unmarshaller;
ohair@286 27
ohair@286 28 import javax.xml.bind.JAXBException;
ohair@286 29 import javax.xml.bind.UnmarshallerHandler;
ohair@286 30
ohair@286 31 import com.sun.xml.internal.bind.WhiteSpaceProcessor;
ohair@286 32 import com.sun.xml.internal.bind.v2.runtime.ClassBeanInfoImpl;
ohair@286 33
ohair@286 34 import org.xml.sax.Attributes;
ohair@286 35 import org.xml.sax.Locator;
ohair@286 36 import org.xml.sax.SAXException;
ohair@286 37
ohair@286 38 /**
ohair@286 39 * Receives SAX events and convert them to our internal events.
ohair@286 40 *
ohair@286 41 * @author Kohsuke Kawaguchi
ohair@286 42 */
ohair@286 43 public final class SAXConnector implements UnmarshallerHandler {
ohair@286 44
ohair@286 45 private LocatorEx loc;
ohair@286 46
ohair@286 47 /**
ohair@286 48 * SAX may fire consecutive characters event, but we don't allow it.
ohair@286 49 * so use this buffer to perform buffering.
ohair@286 50 */
ohair@286 51 private final StringBuilder buffer = new StringBuilder();
ohair@286 52
ohair@286 53 private final XmlVisitor next;
ohair@286 54 private final UnmarshallingContext context;
ohair@286 55 private final XmlVisitor.TextPredictor predictor;
ohair@286 56
ohair@286 57 private static final class TagNameImpl extends TagName {
ohair@286 58 String qname;
ohair@286 59 public String getQname() {
ohair@286 60 return qname;
ohair@286 61 }
ohair@286 62 }
ohair@286 63
ohair@286 64 private final TagNameImpl tagName = new TagNameImpl();
ohair@286 65
ohair@286 66 /**
ohair@286 67 * @param externalLocator
ohair@286 68 * If the caller is producing SAX events from sources other than Unicode and angle brackets,
ohair@286 69 * the caller can override the default SAX {@link Locator} object by this object
ohair@286 70 * to provide better location information.
ohair@286 71 */
ohair@286 72 public SAXConnector(XmlVisitor next, LocatorEx externalLocator ) {
ohair@286 73 this.next = next;
ohair@286 74 this.context = next.getContext();
ohair@286 75 this.predictor = next.getPredictor();
ohair@286 76 this.loc = externalLocator;
ohair@286 77 }
ohair@286 78
ohair@286 79 public Object getResult() throws JAXBException, IllegalStateException {
ohair@286 80 return context.getResult();
ohair@286 81 }
ohair@286 82
ohair@286 83 public UnmarshallingContext getContext() {
ohair@286 84 return context;
ohair@286 85 }
ohair@286 86
ohair@286 87 public void setDocumentLocator(final Locator locator) {
ohair@286 88 if(loc!=null)
ohair@286 89 return; // we already have an external locator. ignore.
ohair@286 90
ohair@286 91 this.loc = new LocatorExWrapper(locator);
ohair@286 92 }
ohair@286 93
ohair@286 94 public void startDocument() throws SAXException {
ohair@286 95 next.startDocument(loc,null);
ohair@286 96 }
ohair@286 97
ohair@286 98 public void endDocument() throws SAXException {
ohair@286 99 next.endDocument();
ohair@286 100 }
ohair@286 101
ohair@286 102 public void startPrefixMapping(String prefix, String uri) throws SAXException {
ohair@286 103 next.startPrefixMapping(prefix,uri);
ohair@286 104 }
ohair@286 105
ohair@286 106 public void endPrefixMapping(String prefix) throws SAXException {
ohair@286 107 next.endPrefixMapping(prefix);
ohair@286 108 }
ohair@286 109
ohair@286 110 public void startElement(String uri, String local, String qname, Attributes atts) throws SAXException {
ohair@286 111 // work gracefully with misconfigured parsers that don't support namespaces
ohair@286 112 if( uri==null || uri.length()==0 )
ohair@286 113 uri="";
ohair@286 114 if( local==null || local.length()==0 )
ohair@286 115 local=qname;
ohair@286 116 if( qname==null || qname.length()==0 )
ohair@286 117 qname=local;
ohair@286 118
ohair@286 119
ohair@286 120 boolean ignorable = true;
ohair@286 121 StructureLoader sl;
ohair@286 122
ohair@286 123 // not null only if element content is processed (StructureLoader is used)
ohair@286 124 // ugly
ohair@286 125 if((sl = this.context.getStructureLoader()) != null) {
ohair@286 126 ignorable = ((ClassBeanInfoImpl)sl.getBeanInfo()).hasElementOnlyContentModel();
ohair@286 127 }
ohair@286 128
ohair@286 129 processText(ignorable);
ohair@286 130
ohair@286 131 tagName.uri = uri;
ohair@286 132 tagName.local = local;
ohair@286 133 tagName.qname = qname;
ohair@286 134 tagName.atts = atts;
ohair@286 135 next.startElement(tagName);
ohair@286 136 }
ohair@286 137
ohair@286 138 public void endElement(String uri, String localName, String qName) throws SAXException {
ohair@286 139 processText(false);
ohair@286 140 tagName.uri = uri;
ohair@286 141 tagName.local = localName;
ohair@286 142 tagName.qname = qName;
ohair@286 143 next.endElement(tagName);
ohair@286 144 }
ohair@286 145
ohair@286 146
ohair@286 147 public final void characters( char[] buf, int start, int len ) {
ohair@286 148 if( predictor.expectText() )
ohair@286 149 buffer.append(buf,start,len);
ohair@286 150 }
ohair@286 151
ohair@286 152 public final void ignorableWhitespace( char[] buf, int start, int len ) {
ohair@286 153 characters(buf,start,len);
ohair@286 154 }
ohair@286 155
ohair@286 156 public void processingInstruction(String target, String data) {
ohair@286 157 // nop
ohair@286 158 }
ohair@286 159
ohair@286 160 public void skippedEntity(String name) {
ohair@286 161 // nop
ohair@286 162 }
ohair@286 163
ohair@286 164 private void processText( boolean ignorable ) throws SAXException {
ohair@286 165 if( predictor.expectText() && (!ignorable || !WhiteSpaceProcessor.isWhiteSpace(buffer)))
ohair@286 166 next.text(buffer);
ohair@286 167 buffer.setLength(0);
ohair@286 168 }
ohair@286 169
ohair@286 170 }

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