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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

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package com.sun.xml.internal.bind.v2.runtime.output;

import java.io.IOException;

import javax.xml.bind.attachment.AttachmentMarshaller;

import javax.xml.stream.XMLStreamException;

import com.sun.xml.internal.bind.v2.WellKnownNamespace;

import com.sun.xml.internal.bind.v2.runtime.Name;

import com.sun.xml.internal.bind.v2.runtime.XMLSerializer;

import com.sun.xml.internal.bind.v2.runtime.unmarshaller.Base64Data;

import org.xml.sax.SAXException;

/**

 * {@link XmlOutput} decorator that supports MTOM.

 *

 * @author Kohsuke Kawaguchi

 */

public final class MTOMXmlOutput extends XmlOutputAbstractImpl {

    private final XmlOutput next;

    /**

     * Remembers the last namespace URI and local name so that we can pass them to

     * {@link AttachmentMarshaller}.

     */

    private String nsUri,localName;

    public MTOMXmlOutput(XmlOutput next) {

        this.next = next;

    }

    public void startDocument(XMLSerializer serializer, boolean fragment, int[] nsUriIndex2prefixIndex, NamespaceContextImpl nsContext) throws IOException, SAXException, XMLStreamException {

        super.startDocument(serializer,fragment,nsUriIndex2prefixIndex, nsContext);

        next.startDocument(serializer, fragment, nsUriIndex2prefixIndex, nsContext);

    }

    public void endDocument(boolean fragment) throws IOException, SAXException, XMLStreamException {

        next.endDocument(fragment);

        super.endDocument(fragment);

    }

    public void beginStartTag(Name name) throws IOException, XMLStreamException {

        next.beginStartTag(name);

        this.nsUri = name.nsUri;

        this.localName = name.localName;

    }

    public void beginStartTag(int prefix, String localName) throws IOException, XMLStreamException {

        next.beginStartTag(prefix, localName);

        this.nsUri = nsContext.getNamespaceURI(prefix);

        this.localName = localName;

    }

    public void attribute( Name name, String value ) throws IOException, XMLStreamException {

        next.attribute(name, value);

    }

    public void attribute( int prefix, String localName, String value ) throws IOException, XMLStreamException {

        next.attribute(prefix, localName, value);

    }

    public void endStartTag() throws IOException, SAXException {

        next.endStartTag();

    }

    public void endTag(Name name) throws IOException, SAXException, XMLStreamException {

        next.endTag(name);

    }

    public void endTag(int prefix, String localName) throws IOException, SAXException, XMLStreamException {

        next.endTag(prefix, localName);

    }

    public void text( String value, boolean needsSeparatingWhitespace ) throws IOException, SAXException, XMLStreamException {

        next.text(value,needsSeparatingWhitespace);

    }

    public void text( Pcdata value, boolean needsSeparatingWhitespace ) throws IOException, SAXException, XMLStreamException {

        if(value instanceof Base64Data && !serializer.getInlineBinaryFlag()) {

            Base64Data b64d = (Base64Data) value;

            String cid;

            if(b64d.hasData())

                cid = serializer.attachmentMarshaller.addMtomAttachment(

                                b64d.get(),0,b64d.getDataLen(),b64d.getMimeType(),nsUri,localName);

            else

                cid = serializer.attachmentMarshaller.addMtomAttachment(

                    b64d.getDataHandler(),nsUri,localName);

            if(cid!=null) {

                nsContext.getCurrent().push();

                int prefix = nsContext.declareNsUri(WellKnownNamespace.XOP,"xop",false);

                beginStartTag(prefix,"Include");

                attribute(-1,"href",cid);

                endStartTag();

                endTag(prefix,"Include");

                nsContext.getCurrent().pop();

                return;

            }

        }

        next.text(value, needsSeparatingWhitespace);

    }

}