src/share/jaxws_classes/com/sun/xml/internal/bind/v2/runtime/property/SingleElementLeafProperty.java

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

author
ohair
date
Tue, 06 Mar 2012 16:09:35 -0800
changeset 286
f50545b5e2f1
child 368
0989ad8c0860
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, 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 com.sun.xml.internal.bind.v2.runtime.property;
ohair@286 27
ohair@286 28 import java.io.IOException;
ohair@286 29
ohair@286 30 import javax.xml.stream.XMLStreamException;
ohair@286 31
ohair@286 32 import com.sun.xml.internal.bind.api.AccessorException;
ohair@286 33 import com.sun.xml.internal.bind.v2.model.core.PropertyKind;
ohair@286 34 import com.sun.xml.internal.bind.v2.model.runtime.RuntimeElementPropertyInfo;
ohair@286 35 import com.sun.xml.internal.bind.v2.model.runtime.RuntimeTypeRef;
ohair@286 36 import com.sun.xml.internal.bind.v2.runtime.JAXBContextImpl;
ohair@286 37 import com.sun.xml.internal.bind.v2.runtime.Name;
ohair@286 38 import com.sun.xml.internal.bind.v2.runtime.XMLSerializer;
ohair@286 39 import com.sun.xml.internal.bind.v2.runtime.reflect.Accessor;
ohair@286 40 import com.sun.xml.internal.bind.v2.runtime.reflect.TransducedAccessor;
ohair@286 41 import com.sun.xml.internal.bind.v2.runtime.unmarshaller.ChildLoader;
ohair@286 42 import com.sun.xml.internal.bind.v2.runtime.unmarshaller.DefaultValueLoaderDecorator;
ohair@286 43 import com.sun.xml.internal.bind.v2.runtime.unmarshaller.LeafPropertyLoader;
ohair@286 44 import com.sun.xml.internal.bind.v2.runtime.unmarshaller.LeafPropertyXsiLoader;
ohair@286 45 import com.sun.xml.internal.bind.v2.runtime.unmarshaller.Loader;
ohair@286 46 import com.sun.xml.internal.bind.v2.runtime.unmarshaller.XsiNilLoader;
ohair@286 47 import com.sun.xml.internal.bind.v2.util.QNameMap;
ohair@286 48
ohair@286 49 import org.xml.sax.SAXException;
ohair@286 50
ohair@286 51 /**
ohair@286 52 * {@link Property} that contains a leaf value.
ohair@286 53 *
ohair@286 54 * @author Kohsuke Kawaguchi (kk@kohsuke.org)
ohair@286 55 */
ohair@286 56 final class SingleElementLeafProperty<BeanT> extends PropertyImpl<BeanT> {
ohair@286 57
ohair@286 58 private final Name tagName;
ohair@286 59 private final boolean nillable;
ohair@286 60 private final Accessor acc;
ohair@286 61 private final String defaultValue;
ohair@286 62 private final TransducedAccessor<BeanT> xacc;
ohair@286 63 private final boolean improvedXsiTypeHandling;
ohair@286 64
ohair@286 65 public SingleElementLeafProperty(JAXBContextImpl context, RuntimeElementPropertyInfo prop) {
ohair@286 66 super(context, prop);
ohair@286 67 RuntimeTypeRef ref = prop.getTypes().get(0);
ohair@286 68 tagName = context.nameBuilder.createElementName(ref.getTagName());
ohair@286 69 assert tagName != null;
ohair@286 70 nillable = ref.isNillable();
ohair@286 71 defaultValue = ref.getDefaultValue();
ohair@286 72 this.acc = prop.getAccessor().optimize(context);
ohair@286 73
ohair@286 74 xacc = TransducedAccessor.get(context, ref);
ohair@286 75 assert xacc != null;
ohair@286 76
ohair@286 77 improvedXsiTypeHandling = context.improvedXsiTypeHandling;
ohair@286 78 }
ohair@286 79
ohair@286 80 public void reset(BeanT o) throws AccessorException {
ohair@286 81 acc.set(o, null);
ohair@286 82 }
ohair@286 83
ohair@286 84 public String getIdValue(BeanT bean) throws AccessorException, SAXException {
ohair@286 85 return xacc.print(bean).toString();
ohair@286 86 }
ohair@286 87
ohair@286 88 @Override
ohair@286 89 public void serializeBody(BeanT o, XMLSerializer w, Object outerPeer) throws SAXException, AccessorException, IOException, XMLStreamException {
ohair@286 90 boolean hasValue = xacc.hasValue(o);
ohair@286 91
ohair@286 92 Object obj = null;
ohair@286 93
ohair@286 94 try {
ohair@286 95 obj = acc.getUnadapted(o);
ohair@286 96 } catch (AccessorException ae) {
ohair@286 97 ; // noop
ohair@286 98 }
ohair@286 99
ohair@286 100 Class valueType = acc.getValueType();
ohair@286 101
ohair@286 102 // check for different type than expected. If found, add xsi:type declaration
ohair@286 103 if (improvedXsiTypeHandling && !acc.isAdapted() &&
ohair@286 104 (obj!=null) && ( !obj.getClass().equals(valueType))&&
ohair@286 105 (!valueType.isPrimitive() && acc.isValueTypeAbstractable() )) {
ohair@286 106
ohair@286 107 w.startElement(tagName, outerPeer);
ohair@286 108 w.childAsXsiType(obj, fieldName, w.grammar.getBeanInfo(valueType), nillable);
ohair@286 109 w.endElement();
ohair@286 110
ohair@286 111 } else { // current type is expected
ohair@286 112
ohair@286 113 if (hasValue) {
ohair@286 114 xacc.writeLeafElement(w, tagName, o, fieldName);
ohair@286 115 } else if (nillable) {
ohair@286 116 w.startElement(tagName, null);
ohair@286 117 w.writeXsiNilTrue();
ohair@286 118 w.endElement();
ohair@286 119 }
ohair@286 120 }
ohair@286 121 }
ohair@286 122
ohair@286 123 public void buildChildElementUnmarshallers(UnmarshallerChain chain, QNameMap<ChildLoader> handlers) {
ohair@286 124 Loader l = new LeafPropertyLoader(xacc);
ohair@286 125 if (defaultValue != null)
ohair@286 126 l = new DefaultValueLoaderDecorator(l, defaultValue);
ohair@286 127 if (nillable || chain.context.allNillable)
ohair@286 128 l = new XsiNilLoader.Single(l, acc);
ohair@286 129
ohair@286 130 // LeafPropertyXsiLoader doesn't work well with nillable elements
ohair@286 131 if (improvedXsiTypeHandling && !nillable)
ohair@286 132 l = new LeafPropertyXsiLoader(l, xacc, acc);
ohair@286 133
ohair@286 134 handlers.put(tagName, new ChildLoader(l, null));
ohair@286 135 }
ohair@286 136
ohair@286 137
ohair@286 138 public PropertyKind getKind() {
ohair@286 139 return PropertyKind.ELEMENT;
ohair@286 140 }
ohair@286 141
ohair@286 142 @Override
ohair@286 143 public Accessor getElementPropertyAccessor(String nsUri, String localName) {
ohair@286 144 if (tagName.equals(nsUri, localName))
ohair@286 145 return acc;
ohair@286 146 else
ohair@286 147 return null;
ohair@286 148 }
ohair@286 149 }

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