public void doFetch() {
synchronized (this) {
if (consumers == null) {
awaitingFetch = false;
return;
}
}
ImageDecoder imgd = getDecoder();
if (imgd == null) {
badDecoder();
} else {
setDecoder(imgd);
try {
imgd.produceImage();
} catch (IOException e) {
e.printStackTrace();
// the finally clause will send an error.
} catch (ImageFormatException e) {
e.printStackTrace();
// the finally clause will send an error.
} finally {
removeDecoder(imgd);
if (Thread.currentThread().isInterrupted() || !Thread.currentThread().isAlive()) {
errorAllConsumers(imgd.queue, true);
} else {
errorAllConsumers(imgd.queue, false);
}
}
}
}
