Composite yard = (Composite) ct.createInstance(null, null);
impl_jackhammer.createInstance(null, null);
apam.waitForIt(Constants.CONST_WAIT_TIME);
Worker worker1 = (Worker) impl_worker.createInstance(yard, null)
.getServiceObject();
Instance dayinst = null;
Instance managerinst = null;
for (Instance inst : yard.getContainInsts()) {