private void updateState(WMSRequest request) {
b =
new ProjectionBounds(
layer.getEastNorth(request.getXIndex(), request.getYIndex()),
layer.getEastNorth(request.getXIndex() + 1, request.getYIndex() + 1));
if (b.min != null && b.max != null && WMSLayer.PROP_OVERLAP.get()) {
double eastSize = b.max.east() - b.min.east();
double northSize = b.max.north() - b.min.north();
double eastCoef = WMSLayer.PROP_OVERLAP_EAST.get() / 100.0;
double northCoef = WMSLayer.PROP_OVERLAP_NORTH.get() / 100.0;
this.b =
new ProjectionBounds(
new EastNorth(b.min.east(), b.min.north()),
new EastNorth(
b.max.east() + eastCoef * eastSize, b.max.north() + northCoef * northSize));
}
this.proj = Main.proj;
this.pixelPerDegree = request.getPixelPerDegree();
this.request = request;
}
protected void attempt(WMSRequest request) { // try to fetch the image
int maxTries = 5; // n tries for every image
for (int i = 1; i <= maxTries; i++) {
if (canceled) return;
try {
if (!layer.requestIsValid(request)) return;
fetch(request, i);
break; // break out of the retry loop
} catch (Exception e) {
try { // sleep some time and then ask the server again
Thread.sleep(random(1000, 2000));
} catch (InterruptedException e1) {
}
if (i == maxTries) {
e.printStackTrace();
request.finish(State.FAILED, null);
}
}
}
}
