1 /*
   2  * Copyright (c) 1997, 2017, 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.messaging.saaj.soap;
  27 
  28 import java.io.*;
  29 import java.awt.datatransfer.DataFlavor;
  30 import javax.activation.*;
  31 import com.sun.xml.internal.messaging.saaj.packaging.mime.internet.MimeMultipart;
  32 import com.sun.xml.internal.messaging.saaj.packaging.mime.internet.ContentType;
  33 import com.sun.xml.internal.messaging.saaj.util.ByteOutputStream;
  34 
  35 public class MultipartDataContentHandler implements DataContentHandler {
  36     private ActivationDataFlavor myDF = new ActivationDataFlavor(
  37             com.sun.xml.internal.messaging.saaj.packaging.mime.internet.MimeMultipart.class,
  38             "multipart/mixed",
  39             "Multipart");
  40 
  41     /**
  42      * Return the DataFlavors for this <code>DataContentHandler</code>.
  43      *
  44      * @return The DataFlavors
  45      */
  46     @Override
  47     public DataFlavor[] getTransferDataFlavors() { // throws Exception;
  48         return new DataFlavor[] { myDF };
  49     }
  50 
  51     /**
  52      * Return the Transfer Data of type DataFlavor from InputStream.
  53      *
  54      * @param df The DataFlavor
  55      * @param ds The DataSource
  56      * @return String object
  57      */
  58     @Override
  59     public Object getTransferData(DataFlavor df, DataSource ds) {
  60         // use myDF.equals to be sure to get ActivationDataFlavor.equals,
  61         // which properly ignores Content-Type parameters in comparison
  62         if (myDF.equals(df))
  63             return getContent(ds);
  64         else
  65             return null;
  66     }
  67 
  68     /**
  69      * Return the content.
  70      *
  71      * @param ds The DataSource
  72      * @return content
  73      */
  74     @Override
  75     public Object getContent(DataSource ds) {
  76         try {
  77             return new MimeMultipart(
  78                 ds, new ContentType(ds.getContentType()));
  79         } catch (Exception e) {
  80             return null;
  81         }
  82     }
  83 
  84     /**
  85      * Write the object to the output stream, using the specific MIME type.
  86      */
  87     @Override
  88     public void writeTo(Object obj, String mimeType, OutputStream os)
  89                         throws IOException {
  90         if (obj instanceof MimeMultipart) {
  91             try {
  92                 //TODO: temporarily allow only ByteOutputStream
  93                 // Need to add writeTo(OutputStream) on MimeMultipart
  94                 ByteOutputStream baos = null;
  95                 if (os instanceof ByteOutputStream) {
  96                     baos = (ByteOutputStream)os;
  97                 } else {
  98                     throw new IOException("Input Stream expected to be a com.sun.xml.internal.messaging.saaj.util.ByteOutputStream, but found " +
  99                         os.getClass().getName());
 100                 }
 101                 ((MimeMultipart)obj).writeTo(baos);
 102             } catch (Exception e) {
 103                 throw new IOException(e.toString());
 104             }
 105         }
 106     }
 107 }