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package org.yuzu.yuzu_emu.utils;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
public class FileUtil {
public static byte[] getBytesFromFile(File file) throws IOException {
final long length = file.length();
// You cannot create an array using a long type.
if (length > Integer.MAX_VALUE) {
// File is too large
throw new IOException("File is too large!");
}
byte[] bytes = new byte[(int) length];
int offset = 0;
int numRead;
try (InputStream is = new FileInputStream(file)) {
while (offset < bytes.length
&& (numRead = is.read(bytes, offset, bytes.length - offset)) >= 0) {
offset += numRead;
}
}
// Ensure all the bytes have been read in
if (offset < bytes.length) {
throw new IOException("Could not completely read file " + file.getName());
}
return bytes;
}
}
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