is it possible to define execution order for a set of threads in java

Question

My understanding is that threads in theory are executed in parallel. JVM decides; when a resource is available which thread to pick from the waiting thread queue (based on some

Answer 1

Use an Executor:

executor.execute(runnable1);
wait();
executor.execute(runnable2);
wait();
executor.execute(runnable3);
wait();

And of course, each Runnable has to end with a notify() statement.