private static byte[] fillBuffer(String fileName) {
try {
FileInputStream sif = new FileInputStream(fileName);
int length = (int) new File(fileName).length();
int counter = 0;
// Only allocate size of input file rather than MAX - kmd
// If compressed file is larger than input file this allocation
// will fail and out of bound exception will occur
// In real lie, compress will no do any compression as no
// space is saved.-- kaivalya
byte[] result = new byte[length];
int bytes_read;
while ((bytes_read = sif.read(result, counter, (length - counter))) > 0) {
counter += bytes_read;
}
sif.close(); // release resources
if (counter != length) {
spec.harness.Context.getOut().println("ERROR reading test input file");
}
return result;
} catch (IOException e) {
e.printStackTrace(Context.getOut());
}
return null;
}
static void prepareBuffers() {
CB = new Compress();
SOURCES = new Source[FILES_NUMBER];
for (int i = 0; i < FILES_NUMBER; i++) {
SOURCES[i] = new Source(Context.getSpecBasePath() + "/" + FILES_NAMES[i]);
}
DECOMPRESS_BUFFERS = new byte[Launch.currentNumberBmThreads][Source.MAX_LENGTH];
COMPRESS_BUFFERS = new byte[Launch.currentNumberBmThreads][Source.MAX_LENGTH];
}
public void runCompress(int btid) {
spec.harness.Context.getOut().println("Loop count = " + LOOP_COUNT);
for (int i = 0; i < LOOP_COUNT; i++) {
for (int j = 0; j < FILES_NUMBER; j++) {
Source source = SOURCES[j];
OutputBuffer comprBuffer, decomprBufer;
comprBuffer =
CB.performAction(
source.getBuffer(), source.getLength(), CB.COMPRESS, COMPRESS_BUFFERS[btid - 1]);
decomprBufer =
CB.performAction(
COMPRESS_BUFFERS[btid - 1],
comprBuffer.getLength(),
CB.UNCOMPRESS,
DECOMPRESS_BUFFERS[btid - 1]);
Context.getOut().print(source.getLength() + " " + source.getCRC() + " ");
Context.getOut().print(comprBuffer.getLength() + comprBuffer.getCRC() + " ");
Context.getOut().println(decomprBufer.getLength() + " " + decomprBufer.getCRC());
}
}
}