public Task createAtomicTask(
final Runtime rt, final DataGroup group, final String prefix, final int level) {
final int delay = 20 * (level + 1);
return rt.createAtomicTask(
new Body() {
@Override
public void execute(Runtime rt, Task current) {
if (0 < level) {
// let's create some sub tasks
Task t1 = createAtomicTask(rt, group, prefix + ".1", level - 1);
rt.schedule(t1, current, Runtime.NO_DEPS);
Task t2 = createAtomicTask(rt, group, prefix + ".2", level - 1);
rt.schedule(t2, current, Runtime.NO_DEPS);
}
getLogger().info(prefix + " waiting for " + delay + " ms");
try {
Thread.sleep(delay);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
@Override
public String toString() {
return "" + delay;
}
},
group,
Runtime.NO_HINTS);
}
@Test
public void runAtomicTaskWaitingTest() {
Runtime rt = getRuntime();
rt.init();
if (Configuration.getProperty(ImplicitWorkStealingRuntime.class, "nestedAtomicTasks", false)) {
System.out.println("nested");
DataGroup dg = rt.createDataGroup();
Task t1 = createAtomicTask(rt, dg, "TASK-1", 3);
rt.schedule(t1, Runtime.NO_PARENT, Runtime.NO_DEPS);
Task t2 = createAtomicTask(rt, dg, "TASK-2", 5);
rt.schedule(t2, Runtime.NO_PARENT, Runtime.NO_DEPS);
Task t3 = createAtomicTask(rt, dg, "TASK-3", 2);
rt.schedule(t3, Runtime.NO_PARENT, Runtime.NO_DEPS);
Task t4 = createAtomicTask(rt, dg, "TASK-4", 4);
rt.schedule(t4, Runtime.NO_PARENT, Runtime.NO_DEPS);
Task t5 = createAtomicTask(rt, dg, "TASK-5", 2);
rt.schedule(t5, Runtime.NO_PARENT, Runtime.NO_DEPS);
}
rt.shutdown();
}
