Showing the changes to java/pkg/sun/awt/image/FileImageSource.java (1 of 18352 files). Show all
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| 1 | /* | ||
| 2 | * Copyright (c) 1995, 1996, 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 sun.awt.image; | ||
| 27 | |||
| 28 | import java.io.InputStream; | ||
| 29 | import java.io.FileInputStream; | ||
| 30 | import java.io.BufferedInputStream; | ||
| 31 | import java.io.FileNotFoundException; | ||
| 32 | |||
| 33 | public class FileImageSource extends InputStreamImageSource { | ||
| 34 | String imagefile; | ||
| 35 | |||
| 36 | public FileImageSource(String filename) { | ||
| 37 | SecurityManager security = System.getSecurityManager(); | ||
| 38 | if (security != null) { | ||
| 39 | security.checkRead(filename); | ||
| 40 | } | ||
| 41 | imagefile = filename; | ||
| 42 | } | ||
| 43 | |||
| 44 | final boolean checkSecurity(Object context, boolean quiet) { | ||
| 45 | // File based images only ever need to be checked statically | ||
| 46 | // when the image is retrieved from the cache. | ||
| 47 | return true; | ||
| 48 | } | ||
| 49 | |||
| 50 | protected ImageDecoder getDecoder() { | ||
| 51 | InputStream is; | ||
| 52 | try { | ||
| 53 | is = new BufferedInputStream(new FileInputStream(imagefile)); | ||
| 54 | } catch (FileNotFoundException e) { | ||
| 55 | return null; | ||
| 56 | } | ||
| 57 | // Don't believe the file suffix - many users don't know what | ||
| 58 | // kind of image they have and guess wrong... | ||
| 59 | /* | ||
| 60 | int suffixpos = imagefile.lastIndexOf('.'); | ||
| 61 | if (suffixpos >= 0) { | ||
| 62 | String suffix = imagefile.substring(suffixpos+1).toLowerCase(); | ||
| 63 | if (suffix.equals("gif")) { | ||
| 64 | return new GifImageDecoder(this, is); | ||
| 65 | } else if (suffix.equals("jpeg") || suffix.equals("jpg") || | ||
| 66 | suffix.equals("jpe") || suffix.equals("jfif")) { | ||
| 67 | return new JPEGImageDecoder(this, is); | ||
| 68 | } else if (suffix.equals("xbm")) { | ||
| 69 | return new XbmImageDecoder(this, is); | ||
| 70 | } | ||
| 71 | } | ||
| 72 | */ | ||
| 73 | return getDecoder(is); | ||
| 74 | } | ||
| 75 | } | ||