1 /*

     2  * Copyright 2002 Sun Microsystems, Inc.  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.

     8  *

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

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

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

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

    13  * accompanied this code).

    14  *

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

    16  * 2 along with this work; if not, write to the Free Software Foundation,

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

    18  *

    19  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

    20  * CA 95054 USA or visit www.sun.com if you need additional information or

    21  * have any questions.

    22  */

    23 

    24 /*

    25  * @test

    26  * @bug 4639576

    27  * @summary java.net.URLConnection.guessContentTypeFromStream cannot

    28  * handle Exif format

    29  */

    30 

    31 import java.net.URLConnection;

    32 import java.io.FileInputStream;

    33 import java.io.InputStream;

    34 import java.io.BufferedInputStream;

    35 import java.io.IOException;

    36 import java.io.FileNotFoundException;

    37 

    38 /**

    39  * This test makes sure that URLConnection.guessContentTypeFromStream

    40  * recognizes Exif file format. This test uses the file:

    41  * olympus.jpg for testing the same.

    42  */

    43 

    44 public class ExifContentGuesser {

    45 

    46     public static void main(String args[]) throws Exception {

    47         String filename = System.getProperty("test.src", ".") +

    48                           "/" + "olympus.jpg";

    49         System.out.println("filename: " + filename);

    50         InputStream in = null;

    51 

    52         try {

    53             in = new BufferedInputStream(new FileInputStream(filename));

    54 

    55             String content_type = URLConnection.guessContentTypeFromStream(in);

    56             if (content_type == null) {

    57                 throw new Exception("Test failed: Could not recognise " +

    58                                 "Exif image");

    59             } else {

    60                 System.out.println("content-type: " + content_type);

    61             }

    62         } catch (IOException e) {

    63             e.printStackTrace();

    64         }

    65     }

    66 }