aoqi@0: /*
aoqi@0:  * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.  Oracle designates this
aoqi@0:  * particular file as subject to the "Classpath" exception as provided
aoqi@0:  * by Oracle in the LICENSE file that accompanied this code.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: 
aoqi@0: package com.sun.xml.internal.messaging.saaj.soap;
aoqi@0: 
aoqi@0: import java.awt.datatransfer.DataFlavor;
aoqi@0: import java.io.IOException;
aoqi@0: import java.io.OutputStream;
aoqi@0: import java.io.InputStream;
aoqi@0: 
aoqi@0: import javax.activation.*;
aoqi@0: import javax.xml.transform.Source;
aoqi@0: 
aoqi@0: import com.sun.xml.internal.messaging.saaj.util.FastInfosetReflection;
aoqi@0: 
aoqi@0: /**
aoqi@0:  * JAF data handler for Fast Infoset content
aoqi@0:  *
aoqi@0:  * @author Santiago Pericas-Geertsen
aoqi@0:  */
aoqi@0: public class FastInfosetDataContentHandler implements DataContentHandler {
aoqi@0:     public static final String STR_SRC = "com.sun.xml.internal.org.jvnet.fastinfoset.FastInfosetSource";
aoqi@0: 
aoqi@0:     public FastInfosetDataContentHandler() {
aoqi@0:     }
aoqi@0: 
aoqi@0:     /**
aoqi@0:      * return the DataFlavors for this <code>DataContentHandler</code>
aoqi@0:      * @return The DataFlavors.
aoqi@0:      */
aoqi@0:     public DataFlavor[] getTransferDataFlavors() { // throws Exception;
aoqi@0:         DataFlavor flavors[] = new DataFlavor[1];
aoqi@0:         flavors[0] = new ActivationDataFlavor(
aoqi@0:                 FastInfosetReflection.getFastInfosetSource_class(),
aoqi@0:                 "application/fastinfoset", "Fast Infoset");
aoqi@0:         return flavors;
aoqi@0:     }
aoqi@0: 
aoqi@0:     /**
aoqi@0:      * return the Transfer Data of type DataFlavor from InputStream
aoqi@0:      * @param df The DataFlavor.
aoqi@0:      * @param ins The InputStream corresponding to the data.
aoqi@0:      * @return The constructed Object.
aoqi@0:      */
aoqi@0:     public Object getTransferData(DataFlavor flavor, DataSource dataSource)
aoqi@0:         throws IOException
aoqi@0:     {
aoqi@0:         if (flavor.getMimeType().startsWith("application/fastinfoset")) {
aoqi@0:             try {
aoqi@0:                 if (flavor.getRepresentationClass().getName().equals(STR_SRC)) {
aoqi@0:                     return FastInfosetReflection.FastInfosetSource_new(
aoqi@0:                         dataSource.getInputStream());
aoqi@0:                 }
aoqi@0:             }
aoqi@0:             catch (Exception e) {
aoqi@0:                 throw new IOException(e.getMessage());
aoqi@0:             }
aoqi@0:         }
aoqi@0:         return null;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public Object getContent(DataSource dataSource) throws IOException {
aoqi@0:         try {
aoqi@0:             return FastInfosetReflection.FastInfosetSource_new(
aoqi@0:                 dataSource.getInputStream());
aoqi@0:         }
aoqi@0:         catch (Exception e) {
aoqi@0:             throw new IOException(e.getMessage());
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     /**
aoqi@0:      * construct an object from a byte stream
aoqi@0:      * (similar semantically to previous method, we are deciding
aoqi@0:      *  which one to support)
aoqi@0:      */
aoqi@0:     public void writeTo(Object obj, String mimeType, OutputStream os)
aoqi@0:         throws IOException
aoqi@0:     {
aoqi@0:         if (!mimeType.equals("application/fastinfoset")) {
aoqi@0:             throw new IOException("Invalid content type \"" + mimeType
aoqi@0:                 + "\" for FastInfosetDCH");
aoqi@0:         }
aoqi@0: 
aoqi@0:         try {
aoqi@0:             InputStream is = FastInfosetReflection.FastInfosetSource_getInputStream(
aoqi@0:                 (Source) obj);
aoqi@0: 
aoqi@0:             int n; byte[] buffer = new byte[4096];
aoqi@0:             while ((n = is.read(buffer)) != -1) {
aoqi@0:                 os.write(buffer, 0, n);
aoqi@0:             }
aoqi@0:         }
aoqi@0:         catch (Exception ex) {
aoqi@0:             throw new IOException(
aoqi@0:                 "Error copying FI source to output stream " + ex.getMessage());
aoqi@0:         }
aoqi@0:     }
aoqi@0: }