| | |
| | | public class StationMoveCoordinator { |
| | | |
| | | private static final int SESSION_EXPIRE_SECONDS = 60 * 60 * 24; |
| | | private static final long TASK_DISPATCH_LOCK_SLOW_THRESHOLD_MS = 50L; |
| | | private static final long RECORD_DISPATCH_SLOW_THRESHOLD_MS = 50L; |
| | | private final Map<Integer, ReentrantLock> taskDispatchLocks = new ConcurrentHashMap<>(); |
| | | |
| | | @Autowired |
| | |
| | | if (taskNo == null || taskNo <= 0) { |
| | | return supplier.get(); |
| | | } |
| | | // 同一任务的切路和分段发送必须共享一把锁,避免旧 routeVersion 在线程晚到时继续把上一条段命令写出去。 |
| | | ReentrantLock lock = taskDispatchLocks.computeIfAbsent(taskNo, key -> new ReentrantLock()); |
| | | long waitStartMs = System.currentTimeMillis(); |
| | | lock.lock(); |
| | | long lockWaitMs = System.currentTimeMillis() - waitStartMs; |
| | | long holdStartMs = System.currentTimeMillis(); |
| | | try { |
| | | return supplier.get(); |
| | | } finally { |
| | | long holdMs = System.currentTimeMillis() - holdStartMs; |
| | | if (lockWaitMs > TASK_DISPATCH_LOCK_SLOW_THRESHOLD_MS || holdMs > TASK_DISPATCH_LOCK_SLOW_THRESHOLD_MS) { |
| | | log.warn("taskDispatchLock slow, taskNo={}, lockWaitMs={}ms, lockHoldMs={}ms", taskNo, lockWaitMs, holdMs); |
| | | } |
| | | lock.unlock(); |
| | | } |
| | | } |
| | |
| | | return null; |
| | | } |
| | | |
| | | long startMs = System.currentTimeMillis(); |
| | | StationMoveSession current = loadSession(taskNo); |
| | | long now = System.currentTimeMillis(); |
| | | String pathSignature = buildPathSignature(command); |
| | |
| | | |
| | | command.setRouteVersion(session.getRouteVersion()); |
| | | saveSession(session); |
| | | log.info("recordDispatch done, taskNo={}, routeVersion={}, reuse={}, prevRouteVersion={}, dispatchStationId={}, triggerName={}", |
| | | long recordDispatchCostMs = System.currentTimeMillis() - startMs; |
| | | log.info("recordDispatch done, taskNo={}, routeVersion={}, reuse={}, prevRouteVersion={}, dispatchStationId={}, triggerName={}, recordDispatchCostMs={}ms", |
| | | taskNo, session.getRouteVersion(), reuseCurrent, |
| | | current == null ? null : current.getRouteVersion(), |
| | | dispatchStationId, triggerName); |
| | | dispatchStationId, triggerName, recordDispatchCostMs); |
| | | if (recordDispatchCostMs > RECORD_DISPATCH_SLOW_THRESHOLD_MS) { |
| | | log.warn("recordDispatch slow, taskNo={}, dispatchStationId={}, triggerName={}, recordDispatchCostMs={}ms, pathSize={}", |
| | | taskNo, dispatchStationId, triggerName, recordDispatchCostMs, |
| | | fullPathStationIds == null ? 0 : fullPathStationIds.size()); |
| | | } |
| | | |
| | | if (circleRoute) { |
| | | saveLegacyCircleCommand(taskNo, command); |