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.messaging.saaj.soap; 27 28 import java.awt.datatransfer.DataFlavor; 29 import java.io.IOException; 30 import java.io.OutputStream; 31 import java.io.InputStream; 32 33 import javax.activation.*; 34 import javax.xml.transform.Source; 35 36 import com.sun.xml.internal.messaging.saaj.util.FastInfosetReflection; 37 38 /** 39 * JAF data handler for Fast Infoset content 40 * 41 * @author Santiago Pericas-Geertsen 42 */ 43 public class FastInfosetDataContentHandler implements DataContentHandler { 44 public static final String STR_SRC = "com.sun.xml.internal.org.jvnet.fastinfoset.FastInfosetSource"; 45 46 public FastInfosetDataContentHandler() { 47 } 48 49 /** 50 * return the DataFlavors for this <code>DataContentHandler</code> 51 * @return The DataFlavors. 52 */ 53 public DataFlavor[] getTransferDataFlavors() { // throws Exception; 54 DataFlavor flavors[] = new DataFlavor[1]; 55 flavors[0] = new ActivationDataFlavor( 56 FastInfosetReflection.getFastInfosetSource_class(), 57 "application/fastinfoset", "Fast Infoset"); 58 return flavors; 59 } 60 61 /** 62 * return the Transfer Data of type DataFlavor from InputStream 63 * @param df The DataFlavor. 64 * @param ins The InputStream corresponding to the data. 65 * @return The constructed Object. 66 */ 67 public Object getTransferData(DataFlavor flavor, DataSource dataSource) 68 throws IOException 69 { 70 if (flavor.getMimeType().startsWith("application/fastinfoset")) { 71 try { 72 if (flavor.getRepresentationClass().getName().equals(STR_SRC)) { 73 return FastInfosetReflection.FastInfosetSource_new( 74 dataSource.getInputStream()); 75 } 76 } 77 catch (Exception e) { 78 throw new IOException(e.getMessage()); 79 } 80 } 81 return null; 82 } 83 84 public Object getContent(DataSource dataSource) throws IOException { 85 try { 86 return FastInfosetReflection.FastInfosetSource_new( 87 dataSource.getInputStream()); 88 } 89 catch (Exception e) { 90 throw new IOException(e.getMessage()); 91 } 92 } 93 94 /** 95 * construct an object from a byte stream 96 * (similar semantically to previous method, we are deciding 97 * which one to support) 98 */ 99 public void writeTo(Object obj, String mimeType, OutputStream os) 100 throws IOException 101 { 102 if (!mimeType.equals("application/fastinfoset")) { 103 throw new IOException("Invalid content type \"" + mimeType 104 + "\" for FastInfosetDCH"); 105 } 106 107 try { 108 InputStream is = FastInfosetReflection.FastInfosetSource_getInputStream( 109 (Source) obj); 110 111 int n; byte[] buffer = new byte[4096]; 112 while ((n = is.read(buffer)) != -1) { 113 os.write(buffer, 0, n); 114 } 115 } 116 catch (Exception ex) { 117 throw new IOException( 118 "Error copying FI source to output stream " + ex.getMessage()); 119 } 120 } 121 }