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Diffstat (limited to 'libjava/javax/imageio/spi/ImageInputStreamSpi.java')
-rw-r--r-- | libjava/javax/imageio/spi/ImageInputStreamSpi.java | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/libjava/javax/imageio/spi/ImageInputStreamSpi.java b/libjava/javax/imageio/spi/ImageInputStreamSpi.java deleted file mode 100644 index 51c58395fc0..00000000000 --- a/libjava/javax/imageio/spi/ImageInputStreamSpi.java +++ /dev/null @@ -1,144 +0,0 @@ -/* ImageInputStreamSpi.java -- Service provider for image input streams. - Copyright (C) 2004, 2005 Free Software Foundation, Inc. - -This file is part of GNU Classpath. - -GNU Classpath is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GNU Classpath is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -General Public License for more details. - -You should have received a copy of the GNU General Public License -along with GNU Classpath; see the file COPYING. If not, write to the -Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA -02110-1301 USA. - -Linking this library statically or dynamically with other modules is -making a combined work based on this library. Thus, the terms and -conditions of the GNU General Public License cover the whole -combination. - -As a special exception, the copyright holders of this library give you -permission to link this library with independent modules to produce an -executable, regardless of the license terms of these independent -modules, and to copy and distribute the resulting executable under -terms of your choice, provided that you also meet, for each linked -independent module, the terms and conditions of the license of that -module. An independent module is a module which is not derived from -or based on this library. If you modify this library, you may extend -this exception to your version of the library, but you are not -obligated to do so. If you do not wish to do so, delete this -exception statement from your version. */ - - -package javax.imageio.spi; - -import java.io.File; -import java.io.IOException; - -import javax.imageio.stream.ImageInputStream; - -/** - * An abstract superclass for service providers that create - * {@linkplain javax.imageio.stream.ImageInputStream image input - * streams} for a file, URL, byte array or any other source. - * - * @since 1.4 - * - * @author Sascha Brawer (brawer@dandelis.ch) - */ -public abstract class ImageInputStreamSpi - extends IIOServiceProvider -{ - /** - * Indicates which kind of input is processable by the streams - * created by {@link #createInputStreamInstance(Object)}. - */ - protected Class inputClass; - - - /** - * Constructs a service provider for image input streams, given no - * parameters. It is up to the sub-class to set {@link #vendorName}, - * {@link #version} and {@link #inputClass} to non-null values. - */ - protected ImageInputStreamSpi() - { - } - - - /** - * Constructs a service provider for image input streams, given the - * vendor name and a version string. - * - * @throws IllegalArgumentException if <code>vendorName</code> - * or <code>version</code> is <code>null</code>. - */ - public ImageInputStreamSpi(String vendorName, String version, - Class inputClass) - { - super(vendorName, version); - this.inputClass = inputClass; - } - - - /** - * Determines which kind of input is processable by the streams - * created by {@link #createInputStreamInstance(Object)}. - */ - public Class getInputClass() - { - return inputClass; - } - - - /** - * Determines whether <code>ImageInputStreams</code> created - * by this service provider benefit from using a cache file. - * - * <p>The default behavior is to return <code>false</code>. - * - * @return <code>true</code> if the created streams are faster or - * need less memory when a cache file is being used; - * <code>false</code> if no positive effect results from the cache - * file. - */ - public boolean canUseCacheFile() - { - return false; - } - - - /** - * Determines whether <code>ImageInputStreams</code> created - * by this service provider require the use of a cache file. - * - * <p>The default behavior is to return <code>false</code>. - * - * @return <code>true</code> if the created streams can only work - * when a cache file is being used; <code>false</code> if no cache - * file is needed. - */ - public boolean needsCacheFile() - { - return false; - } - - - public abstract ImageInputStream createInputStreamInstance(Object input, - boolean useCache, - File cacheDir) - throws IOException; - - - public ImageInputStream createInputStreamInstance(Object input) - throws IOException - { - return createInputStreamInstance(input, canUseCacheFile(), null); - } -} |