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1 /* |
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2 * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. Oracle designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Oracle in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 * or visit www.oracle.com if you need additional information or have any |
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23 * questions. |
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24 */ |
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25 |
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26 package com.sun.xml.internal.bind.v2.runtime.property; |
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27 |
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28 |
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29 import java.io.IOException; |
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30 |
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31 import javax.xml.bind.annotation.XmlValue; |
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32 import javax.xml.stream.XMLStreamException; |
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33 |
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34 import com.sun.xml.internal.bind.api.AccessorException; |
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35 import com.sun.xml.internal.bind.v2.model.core.PropertyKind; |
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36 import com.sun.xml.internal.bind.v2.model.runtime.RuntimeValuePropertyInfo; |
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37 import com.sun.xml.internal.bind.v2.runtime.JAXBContextImpl; |
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38 import com.sun.xml.internal.bind.v2.runtime.XMLSerializer; |
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39 import com.sun.xml.internal.bind.v2.runtime.reflect.Accessor; |
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40 import com.sun.xml.internal.bind.v2.runtime.reflect.TransducedAccessor; |
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41 import com.sun.xml.internal.bind.v2.runtime.unmarshaller.ChildLoader; |
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42 import com.sun.xml.internal.bind.v2.runtime.unmarshaller.ValuePropertyLoader; |
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43 import com.sun.xml.internal.bind.v2.util.QNameMap; |
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44 |
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45 import org.xml.sax.SAXException; |
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46 |
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47 /** |
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48 * {@link Property} implementation for {@link XmlValue} properties. |
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49 * |
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50 * <p> |
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51 * This one works for both leaves and nodes, scalars and arrays. |
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52 * |
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53 * @author Bhakti Mehta (bhakti.mehta@sun.com) |
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54 */ |
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55 public final class ValueProperty<BeanT> extends PropertyImpl<BeanT> { |
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56 |
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57 /** |
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58 * Heart of the conversion logic. |
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59 */ |
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60 private final TransducedAccessor<BeanT> xacc; |
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61 private final Accessor<BeanT,?> acc; |
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62 |
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63 |
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64 public ValueProperty(JAXBContextImpl context, RuntimeValuePropertyInfo prop) { |
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65 super(context,prop); |
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66 xacc = TransducedAccessor.get(context,prop); |
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67 acc = prop.getAccessor(); // we only use this for binder, so don't waste memory by optimizing |
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68 } |
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69 |
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70 public final void serializeBody(BeanT o, XMLSerializer w, Object outerPeer) throws SAXException, AccessorException, IOException, XMLStreamException { |
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71 if(xacc.hasValue(o)) |
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72 xacc.writeText(w,o,fieldName); |
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73 } |
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74 |
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75 public void serializeURIs(BeanT o, XMLSerializer w) throws SAXException, AccessorException { |
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76 xacc.declareNamespace(o,w); |
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77 } |
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78 |
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79 public boolean hasSerializeURIAction() { |
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80 return xacc.useNamespace(); |
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81 } |
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82 |
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83 public void buildChildElementUnmarshallers(UnmarshallerChain chainElem, QNameMap<ChildLoader> handlers) { |
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84 handlers.put(StructureLoaderBuilder.TEXT_HANDLER, |
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85 new ChildLoader(new ValuePropertyLoader(xacc),null)); |
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86 } |
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87 |
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88 public PropertyKind getKind() { |
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89 return PropertyKind.VALUE; |
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90 } |
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91 |
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92 public void reset(BeanT o) throws AccessorException { |
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93 acc.set(o,null); |
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94 } |
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95 |
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96 public String getIdValue(BeanT bean) throws AccessorException, SAXException { |
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97 return xacc.print(bean).toString(); |
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98 } |
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99 |
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100 } |