1 /* 2 * Copyright (c) 1997, 2011, 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.bind.v2.runtime; 27 28 import java.io.IOException; 29 import java.io.InputStream; 30 import java.io.OutputStream; 31 32 import javax.xml.bind.JAXBException; 33 import javax.xml.bind.MarshalException; 34 import javax.xml.bind.Marshaller; 35 import javax.xml.bind.UnmarshalException; 36 import javax.xml.bind.Unmarshaller; 37 import javax.xml.bind.annotation.adapters.XmlAdapter; 38 import javax.xml.namespace.NamespaceContext; 39 import javax.xml.stream.XMLStreamException; 40 import javax.xml.stream.XMLStreamReader; 41 import javax.xml.stream.XMLStreamWriter; 42 import javax.xml.transform.Result; 43 import javax.xml.transform.Source; 44 45 import com.sun.istack.internal.NotNull; 46 import com.sun.xml.internal.bind.api.Bridge; 47 import com.sun.xml.internal.bind.api.TypeReference; 48 import com.sun.xml.internal.bind.v2.runtime.unmarshaller.UnmarshallerImpl; 49 50 import org.w3c.dom.Node; 51 import org.xml.sax.ContentHandler; 52 import org.xml.sax.SAXException; 53 54 /** 55 * {@link Bridge} decorator for {@link XmlAdapter}. 56 * 57 * @author Kohsuke Kawaguchi 58 */ 59 final class BridgeAdapter<OnWire,InMemory> extends InternalBridge<InMemory> { 60 private final InternalBridge<OnWire> core; 61 private final Class<? extends XmlAdapter<OnWire,InMemory>> adapter; 62 63 public BridgeAdapter(InternalBridge<OnWire> core, Class<? extends XmlAdapter<OnWire,InMemory>> adapter) { 64 super(core.getContext()); 65 this.core = core; 66 this.adapter = adapter; 67 } 68 69 public void marshal(Marshaller m, InMemory inMemory, XMLStreamWriter output) throws JAXBException { 70 core.marshal(m,adaptM(m,inMemory),output); 71 } 72 73 public void marshal(Marshaller m, InMemory inMemory, OutputStream output, NamespaceContext nsc) throws JAXBException { 74 core.marshal(m,adaptM(m,inMemory),output,nsc); 75 } 76 77 public void marshal(Marshaller m, InMemory inMemory, Node output) throws JAXBException { 78 core.marshal(m,adaptM(m,inMemory),output); 79 } 80 81 public void marshal(Marshaller context, InMemory inMemory, ContentHandler contentHandler) throws JAXBException { 82 core.marshal(context,adaptM(context,inMemory),contentHandler); 83 } 84 85 public void marshal(Marshaller context, InMemory inMemory, Result result) throws JAXBException { 86 core.marshal(context,adaptM(context,inMemory),result); 87 } 88 89 private OnWire adaptM(Marshaller m,InMemory v) throws JAXBException { 90 XMLSerializer serializer = ((MarshallerImpl)m).serializer; 91 serializer.pushCoordinator(); 92 try { 93 return _adaptM(serializer, v); 94 } finally { 95 serializer.popCoordinator(); 96 } 97 } 98 99 private OnWire _adaptM(XMLSerializer serializer, InMemory v) throws MarshalException { 100 XmlAdapter<OnWire,InMemory> a = serializer.getAdapter(adapter); 101 try { 102 return a.marshal(v); 103 } catch (Exception e) { 104 serializer.handleError(e,v,null); 105 throw new MarshalException(e); 106 } 107 } 108 109 110 public @NotNull InMemory unmarshal(Unmarshaller u, XMLStreamReader in) throws JAXBException { 111 return adaptU(u, core.unmarshal(u,in)); 112 } 113 114 public @NotNull InMemory unmarshal(Unmarshaller u, Source in) throws JAXBException { 115 return adaptU(u, core.unmarshal(u,in)); 116 } 117 118 public @NotNull InMemory unmarshal(Unmarshaller u, InputStream in) throws JAXBException { 119 return adaptU(u, core.unmarshal(u,in)); 120 } 121 122 public @NotNull InMemory unmarshal(Unmarshaller u, Node n) throws JAXBException { 123 return adaptU(u, core.unmarshal(u,n)); 124 } 125 126 public TypeReference getTypeReference() { 127 return core.getTypeReference(); 128 } 129 130 private @NotNull InMemory adaptU(Unmarshaller _u, OnWire v) throws JAXBException { 131 UnmarshallerImpl u = (UnmarshallerImpl) _u; 132 XmlAdapter<OnWire,InMemory> a = u.coordinator.getAdapter(adapter); 133 u.coordinator.pushCoordinator(); 134 try { 135 return a.unmarshal(v); 136 } catch (Exception e) { 137 throw new UnmarshalException(e); 138 } finally { 139 u.coordinator.popCoordinator(); 140 } 141 } 142 143 void marshal(InMemory o, XMLSerializer out) throws IOException, SAXException, XMLStreamException { 144 try { 145 core.marshal(_adaptM( XMLSerializer.getInstance(), o ), out ); 146 } catch (MarshalException e) { 147 // recover from error by not marshalling this element. 148 } 149 } 150 }