/*
* Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved.
* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*
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package com.sun.imageio.spi;
import java.io.File;
import java.io.RandomAccessFile;
import java.util.Locale;
import javax.imageio.spi.ImageInputStreamSpi;
import javax.imageio.stream.ImageInputStream;
import javax.imageio.stream.FileImageInputStream;
public class RAFImageInputStreamSpi extends ImageInputStreamSpi {
private static final String vendorName = "Oracle Corporation";
private static final String version = "1.0";
private static final Class inputClass = RandomAccessFile.class;
public RAFImageInputStreamSpi() {
super(vendorName, version, inputClass);
}
public String getDescription(Locale locale) {
return "Service provider that instantiates a FileImageInputStream from a RandomAccessFile";
}
public ImageInputStream createInputStreamInstance(Object input,
boolean useCache,
File cacheDir) {
if (input instanceof RandomAccessFile) {
try {
return new FileImageInputStream((RandomAccessFile)input);
} catch (Exception e) {
return null;
}
} else {
throw new IllegalArgumentException
("input not a RandomAccessFile!");
}
}
}