public void read(
final long position,
final long size,
final ByteBuffer directByteBuffer,
final AIOCallback aioPackage)
throws HornetQException {
checkOpened();
if (poller == null) {
startPoller();
}
pendingWrites.countUp();
maxIOSemaphore.acquireUninterruptibly();
try {
read(handler, position, size, directByteBuffer, aioPackage);
} catch (HornetQException e) {
// Release only if an exception happened
maxIOSemaphore.release();
pendingWrites.countDown();
throw e;
} catch (RuntimeException e) {
// Release only if an exception happened
maxIOSemaphore.release();
pendingWrites.countDown();
throw e;
}
}
public void write(
final long position,
final long size,
final ByteBuffer directByteBuffer,
final AIOCallback aioCallback) {
if (aioCallback == null) {
throw new NullPointerException("Null Callback");
}
checkOpened();
if (poller == null) {
startPoller();
}
pendingWrites.countUp();
if (writeExecutor != null) {
maxIOSemaphore.acquireUninterruptibly();
writeExecutor.execute(
new Runnable() {
public void run() {
long sequence = nextWritingSequence.getAndIncrement();
try {
write(handler, sequence, position, size, directByteBuffer, aioCallback);
} catch (HornetQException e) {
callbackError(
aioCallback, sequence, directByteBuffer, e.getType().getCode(), e.getMessage());
} catch (RuntimeException e) {
callbackError(
aioCallback,
sequence,
directByteBuffer,
HornetQExceptionType.INTERNAL_ERROR.getCode(),
e.getMessage());
}
}
});
} else {
maxIOSemaphore.acquireUninterruptibly();
long sequence = nextWritingSequence.getAndIncrement();
try {
write(handler, sequence, position, size, directByteBuffer, aioCallback);
} catch (HornetQException e) {
callbackError(
aioCallback, sequence, directByteBuffer, e.getType().getCode(), e.getMessage());
} catch (RuntimeException e) {
callbackError(
aioCallback,
sequence,
directByteBuffer,
HornetQExceptionType.INTERNAL_ERROR.getCode(),
e.getMessage());
}
}
}
