1 /*
   2  * Copyright (c) 1997, 2012, 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.JAXBElement;
  33 import javax.xml.bind.JAXBException;
  34 import javax.xml.bind.Marshaller;
  35 import javax.xml.bind.Unmarshaller;
  36 import javax.xml.namespace.NamespaceContext;
  37 import javax.xml.stream.XMLStreamException;
  38 import javax.xml.stream.XMLStreamReader;
  39 import javax.xml.stream.XMLStreamWriter;
  40 import javax.xml.transform.Result;
  41 import javax.xml.transform.Source;
  42 
  43 import com.sun.istack.internal.NotNull;
  44 import com.sun.xml.internal.bind.api.Bridge;
  45 import com.sun.xml.internal.bind.api.TypeReference;
  46 import com.sun.xml.internal.bind.marshaller.SAX2DOMEx;
  47 import com.sun.xml.internal.bind.v2.runtime.output.SAXOutput;
  48 import com.sun.xml.internal.bind.v2.runtime.output.XMLStreamWriterOutput;
  49 import com.sun.xml.internal.bind.v2.runtime.unmarshaller.UnmarshallerImpl;
  50 
  51 import org.w3c.dom.Node;
  52 import org.xml.sax.ContentHandler;
  53 import org.xml.sax.SAXException;
  54 
  55 /**
  56  * {@link Bridge} implementaiton.
  57  *
  58  * @author Kohsuke Kawaguchi
  59  */
  60 final class BridgeImpl<T> extends InternalBridge<T> {
  61 
  62     /**
  63      * Tag name associated with this {@link Bridge}.
  64      * Used for marshalling.
  65      */
  66     private final Name tagName;
  67     private final JaxBeanInfo<T> bi;
  68     private final TypeReference typeRef;
  69 
  70     public BridgeImpl(JAXBContextImpl context, Name tagName, JaxBeanInfo<T> bi,TypeReference typeRef) {
  71         super(context);
  72         this.tagName = tagName;
  73         this.bi = bi;
  74         this.typeRef = typeRef;
  75     }
  76 
  77     public void marshal(Marshaller _m, T t, XMLStreamWriter output) throws JAXBException {
  78         MarshallerImpl m = (MarshallerImpl)_m;
  79         m.write(tagName,bi,t,XMLStreamWriterOutput.create(output,context),new StAXPostInitAction(output,m.serializer));
  80     }
  81 
  82     public void marshal(Marshaller _m, T t, OutputStream output, NamespaceContext nsContext) throws JAXBException {
  83         MarshallerImpl m = (MarshallerImpl)_m;
  84 
  85         Runnable pia = null;
  86         if(nsContext!=null)
  87             pia = new StAXPostInitAction(nsContext,m.serializer);
  88 
  89         m.write(tagName,bi,t,m.createWriter(output),pia);
  90     }
  91 
  92     public void marshal(Marshaller _m, T t, Node output) throws JAXBException {
  93         MarshallerImpl m = (MarshallerImpl)_m;
  94         m.write(tagName,bi,t,new SAXOutput(new SAX2DOMEx(output)),new DomPostInitAction(output,m.serializer));
  95     }
  96 
  97     public void marshal(Marshaller _m, T t, ContentHandler contentHandler) throws JAXBException {
  98         MarshallerImpl m = (MarshallerImpl)_m;
  99         m.write(tagName,bi,t,new SAXOutput(contentHandler),null);
 100     }
 101 
 102     public void marshal(Marshaller _m, T t, Result result) throws JAXBException {
 103         MarshallerImpl m = (MarshallerImpl)_m;
 104         m.write(tagName,bi,t, m.createXmlOutput(result),m.createPostInitAction(result));
 105     }
 106 
 107     public @NotNull T unmarshal(Unmarshaller _u, XMLStreamReader in) throws JAXBException {
 108         UnmarshallerImpl u = (UnmarshallerImpl)_u;
 109         return ((JAXBElement<T>)u.unmarshal0(in,bi)).getValue();
 110     }
 111 
 112     public @NotNull T unmarshal(Unmarshaller _u, Source in) throws JAXBException {
 113         UnmarshallerImpl u = (UnmarshallerImpl)_u;
 114         return ((JAXBElement<T>)u.unmarshal0(in,bi)).getValue();
 115     }
 116 
 117     public @NotNull T unmarshal(Unmarshaller _u, InputStream in) throws JAXBException {
 118         UnmarshallerImpl u = (UnmarshallerImpl)_u;
 119         return ((JAXBElement<T>)u.unmarshal0(in,bi)).getValue();
 120     }
 121 
 122     public @NotNull T unmarshal(Unmarshaller _u, Node n) throws JAXBException {
 123         UnmarshallerImpl u = (UnmarshallerImpl)_u;
 124         return ((JAXBElement<T>)u.unmarshal0(n,bi)).getValue();
 125     }
 126 
 127     public TypeReference getTypeReference() {
 128         return typeRef;
 129     }
 130 
 131     public void marshal(T value, XMLSerializer out) throws IOException, SAXException, XMLStreamException {
 132         out.startElement(tagName,null);
 133         if(value==null) {
 134             out.writeXsiNilTrue();
 135         } else {
 136             out.childAsXsiType(value,null,bi,false);
 137         }
 138         out.endElement();
 139     }
 140 
 141 }