List<Task> excuteOverList = new ArrayList<Task>();
Message aMsg = null;
for (Iterator it = this.getTasks().iterator(); it.hasNext();) {
Task aTask = (Task) it.next();
try {
aMsg = aTask.perform(this.message);
OutPool.getPool().addMessage(message.getCommandID(), aMsg);
} catch (Exception e) {
System.out.println("?惗??丆惓嵼夞?丅丅丅丅丅丅丅");
for (Iterator<Task> itFail = excuteOverList.iterator(); itFail
.hasNext();) {
Task aFailTask = itFail.next();
OutPool.getPool().addMessage(message.getCommandID(),
aFailTask.rollBack(this.message));
}
break;
}
excuteOverList.add(aTask);