1 /* 2 * Copyright (c) 2000, 2010, 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.imageio.spi; 27 28 import java.io.File; 29 import java.util.Locale; 30 import javax.imageio.spi.ImageInputStreamSpi; 31 import javax.imageio.stream.ImageInputStream; 32 import javax.imageio.stream.FileImageInputStream; 33 34 public class FileImageInputStreamSpi extends ImageInputStreamSpi { 35 36 private static final String vendorName = "Oracle Corporation"; 37 38 private static final String version = "1.0"; 39 40 private static final Class<?> inputClass = File.class; 41 42 public FileImageInputStreamSpi() { 43 super(vendorName, version, inputClass); 44 } 45 46 public String getDescription(Locale locale) { 47 return "Service provider that instantiates a FileImageInputStream from a File"; 48 } 49 50 public ImageInputStream createInputStreamInstance(Object input, 51 boolean useCache, 52 File cacheDir) { 53 if (input instanceof File) { 54 try { 55 return new FileImageInputStream((File)input); 56 } catch (Exception e) { 57 return null; 58 } 59 } else { 60 throw new IllegalArgumentException(); 61 } 62 } 63 }