public static void main(String[] argv) throws Exception {
Pipe[] pipes = new Pipe[PIPES_COUNT];
Pipe pipe = Pipe.open();
Pipe.SinkChannel sink = pipe.sink();
Pipe.SourceChannel source = pipe.source();
Selector sel = Selector.open();
source.configureBlocking(false);
source.register(sel, SelectionKey.OP_READ);
for (int i = 0; i < PIPES_COUNT; i++) {
pipes[i] = Pipe.open();
Pipe.SourceChannel sc = pipes[i].source();
sc.configureBlocking(false);
sc.register(sel, SelectionKey.OP_READ);
Pipe.SinkChannel sc2 = pipes[i].sink();
sc2.configureBlocking(false);
sc2.register(sel, SelectionKey.OP_WRITE);
}
for (int i = 0; i < LOOPS; i++) {
sink.write(ByteBuffer.allocate(BUF_SIZE));
int x = sel.selectNow();
sel.selectedKeys().clear();
source.read(ByteBuffer.allocate(BUF_SIZE));
}
for (int i = 0; i < PIPES_COUNT; i++) {
pipes[i].sink().close();
pipes[i].source().close();
}
pipe.sink().close();
pipe.source().close();
sel.close();
}
public Signaler() {
// Create the socketpair for signaling.
Pipe pipe;
try {
pipe = Pipe.open();
} catch (IOException e) {
throw new ZError.IOException(e);
}
r = pipe.source();
w = pipe.sink();
// Set both fds to non-blocking mode.
try {
Utils.unblockSocket(w);
Utils.unblockSocket(r);
} catch (IOException e) {
throw new ZError.IOException(e);
}
try {
selector = Selector.open();
r.register(selector, SelectionKey.OP_READ);
} catch (IOException e) {
throw new ZError.IOException(e);
}
}
