src/share/jaxws_classes/com/sun/xml/internal/messaging/saaj/soap/GifDataContentHandler.java

Tue, 06 Mar 2012 16:09:35 -0800

author
ohair
date
Tue, 06 Mar 2012 16:09:35 -0800
changeset 286
f50545b5e2f1
child 368
0989ad8c0860
permissions
-rw-r--r--

7150322: Stop using drop source bundles in jaxws
Reviewed-by: darcy, ohrstrom

ohair@286 1 /*
ohair@286 2 * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
ohair@286 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
ohair@286 4 *
ohair@286 5 * This code is free software; you can redistribute it and/or modify it
ohair@286 6 * under the terms of the GNU General Public License version 2 only, as
ohair@286 7 * published by the Free Software Foundation. Oracle designates this
ohair@286 8 * particular file as subject to the "Classpath" exception as provided
ohair@286 9 * by Oracle in the LICENSE file that accompanied this code.
ohair@286 10 *
ohair@286 11 * This code is distributed in the hope that it will be useful, but WITHOUT
ohair@286 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ohair@286 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
ohair@286 14 * version 2 for more details (a copy is included in the LICENSE file that
ohair@286 15 * accompanied this code).
ohair@286 16 *
ohair@286 17 * You should have received a copy of the GNU General Public License version
ohair@286 18 * 2 along with this work; if not, write to the Free Software Foundation,
ohair@286 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
ohair@286 20 *
ohair@286 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@286 22 * or visit www.oracle.com if you need additional information or have any
ohair@286 23 * questions.
ohair@286 24 */
ohair@286 25
ohair@286 26 package com.sun.xml.internal.messaging.saaj.soap;
ohair@286 27
ohair@286 28 import java.awt.datatransfer.DataFlavor;
ohair@286 29 import java.io.*;
ohair@286 30 import java.awt.*;
ohair@286 31
ohair@286 32 import javax.activation.*;
ohair@286 33
ohair@286 34 /**
ohair@286 35 * DataContentHandler for image/gif.
ohair@286 36 *
ohair@286 37 * @author Ana Lindstrom-Tamer
ohair@286 38 */
ohair@286 39 public class GifDataContentHandler extends Component implements DataContentHandler {
ohair@286 40 private static ActivationDataFlavor myDF =
ohair@286 41 new ActivationDataFlavor(
ohair@286 42 java.awt.Image.class,
ohair@286 43 "image/gif",
ohair@286 44 "GIF Image");
ohair@286 45
ohair@286 46 protected ActivationDataFlavor getDF() {
ohair@286 47 return myDF;
ohair@286 48 }
ohair@286 49
ohair@286 50 /**
ohair@286 51 * Return the DataFlavors for this <code>DataContentHandler</code>.
ohair@286 52 *
ohair@286 53 * @return The DataFlavors
ohair@286 54 */
ohair@286 55 public DataFlavor[] getTransferDataFlavors() { // throws Exception;
ohair@286 56 return new DataFlavor[] { getDF()};
ohair@286 57 }
ohair@286 58
ohair@286 59 /**
ohair@286 60 * Return the Transfer Data of type DataFlavor from InputStream.
ohair@286 61 *
ohair@286 62 * @param df The DataFlavor
ohair@286 63 * @param ins The InputStream corresponding to the data
ohair@286 64 * @return String object
ohair@286 65 */
ohair@286 66 public Object getTransferData(DataFlavor df, DataSource ds)
ohair@286 67 throws IOException {
ohair@286 68 // use myDF.equals to be sure to get ActivationDataFlavor.equals,
ohair@286 69 // which properly ignores Content-Type parameters in comparison
ohair@286 70 if (getDF().equals(df))
ohair@286 71 return getContent(ds);
ohair@286 72 else
ohair@286 73 return null;
ohair@286 74 }
ohair@286 75
ohair@286 76 public Object getContent(DataSource ds) throws IOException {
ohair@286 77 InputStream is = ds.getInputStream();
ohair@286 78 int pos = 0;
ohair@286 79 int count;
ohair@286 80 byte buf[] = new byte[1024];
ohair@286 81
ohair@286 82 while ((count = is.read(buf, pos, buf.length - pos)) != -1) {
ohair@286 83 pos += count;
ohair@286 84 if (pos >= buf.length) {
ohair@286 85 int size = buf.length;
ohair@286 86 if (size < 256*1024)
ohair@286 87 size += size;
ohair@286 88 else
ohair@286 89 size += 256*1024;
ohair@286 90 byte tbuf[] = new byte[size];
ohair@286 91 System.arraycopy(buf, 0, tbuf, 0, pos);
ohair@286 92 buf = tbuf;
ohair@286 93 }
ohair@286 94 }
ohair@286 95 Toolkit tk = Toolkit.getDefaultToolkit();
ohair@286 96 return tk.createImage(buf, 0, pos);
ohair@286 97 }
ohair@286 98
ohair@286 99 /**
ohair@286 100 * Write the object to the output stream, using the specified MIME type.
ohair@286 101 */
ohair@286 102 public void writeTo(Object obj, String type, OutputStream os)
ohair@286 103 throws IOException {
ohair@286 104 if (obj != null && !(obj instanceof Image))
ohair@286 105 throw new IOException("\"" + getDF().getMimeType() +
ohair@286 106 "\" DataContentHandler requires Image object, " +
ohair@286 107 "was given object of type " + obj.getClass().toString());
ohair@286 108
ohair@286 109 throw new IOException(getDF().getMimeType() + " encoding not supported");
ohair@286 110 }
ohair@286 111
ohair@286 112
ohair@286 113 }

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