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Add a synchronized block to the WUD disc reading.

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This commit is contained in:
Maschell 2018-12-06 16:06:57 +01:00
parent 78b51226aa
commit a16c1943c0
1 changed files with 24 additions and 22 deletions
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46
src/de/mas/wiiu/jnus/implementations/wud/reader/WUDDiscReaderCompressed.java
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@ -58,31 +58,33 @@ public class WUDDiscReaderCompressed extends WUDDiscReader {
byte[] buffer = new byte[bufferSize];
RandomAccessFile input = getRandomAccessFileStream();
while (usedSize > 0) {
long sectorOffset = (usedOffset % info.getSectorSize());
long remainingSectorBytes = info.getSectorSize() - sectorOffset;
long sectorIndex = (usedOffset / info.getSectorSize());
int bytesToRead = (int) ((remainingSectorBytes < usedSize) ? remainingSectorBytes : usedSize); // read only up to the end of the current sector
// look up real sector index
long realSectorIndex = info.getSectorIndex((int) sectorIndex);
long offset2 = info.getOffsetSectorArray() + realSectorIndex * info.getSectorSize() + sectorOffset;
synchronized (input) {
while (usedSize > 0) {
long sectorOffset = (usedOffset % info.getSectorSize());
long remainingSectorBytes = info.getSectorSize() - sectorOffset;
long sectorIndex = (usedOffset / info.getSectorSize());
int bytesToRead = (int) ((remainingSectorBytes < usedSize) ? remainingSectorBytes : usedSize); // read only up to the end of the current sector
// look up real sector index
long realSectorIndex = info.getSectorIndex((int) sectorIndex);
long offset2 = info.getOffsetSectorArray() + realSectorIndex * info.getSectorSize() + sectorOffset;
input.seek(offset2);
int read = input.read(buffer);
if (read < 0) return;
try {
out.write(Arrays.copyOfRange(buffer, 0, bytesToRead));
} catch (IOException e) {
if (e.getMessage().equals("Pipe closed")) {
break;
} else {
throw e;
input.seek(offset2);
int read = input.read(buffer);
if (read < 0) return;
try {
out.write(Arrays.copyOfRange(buffer, 0, bytesToRead));
} catch (IOException e) {
if (e.getMessage().equals("Pipe closed")) {
break;
} else {
throw e;
}
}
}
usedSize -= bytesToRead;
usedOffset += bytesToRead;
usedSize -= bytesToRead;
usedOffset += bytesToRead;
}
input.close();
}
input.close();
}
}