#命令下发队列优化

Junjie

2026-04-14 f7d2eda120867b3c5a2d9001d5f5c9d0396c65bd

 src/main/java/com/zy/core/trace/StationTaskTraceRegistry.java

@@ -11,6 +11,7 @@
import com.zy.core.model.command.StationCommand;
import com.zy.core.enums.RedisKeyType;
import lombok.Data;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

@@ -22,6 +23,7 @@
import java.util.Objects;
import java.util.concurrent.ConcurrentHashMap;

@Slf4j
@Component
public class StationTaskTraceRegistry {

@@ -205,6 +207,31 @@
        return result;
    }

    public List<StationTaskTraceVo> listPlanningActiveTraceSnapshots() {
        ensureCacheLoaded();
        cleanupExpired();
        List<StationTaskTraceVo> result = new ArrayList<>();
        for (TraceTaskState state : taskStateMap.values()) {
            if (state == null) {
                continue;
            }
            StationTaskTraceVo traceVo = state.toPlanningVo();
            if (traceVo == null) {
                continue;
            }
            result.add(traceVo);
        }
        result.sort(new Comparator<StationTaskTraceVo>() {
            @Override
            public int compare(StationTaskTraceVo a, StationTaskTraceVo b) {
                long av = a.getUpdatedAt() == null ? 0L : a.getUpdatedAt();
                long bv = b.getUpdatedAt() == null ? 0L : b.getUpdatedAt();
                return Long.compare(bv, av);
            }
        });
        return result;
    }

    private void cleanupExpired() {
        long now = System.currentTimeMillis();
        for (Map.Entry<Integer, TraceTaskState> entry : taskStateMap.entrySet()) {
@@ -277,7 +304,13 @@
            if (loadedFromRedis) {
                return;
            }
            long redisStartNs = System.nanoTime();
            Map<Object, Object> cacheMap = redisUtil == null ? null : redisUtil.hmget(TRACE_CACHE_KEY);
            long redisCostMs = (System.nanoTime() - redisStartNs) / 1_000_000L;
            if (redisCostMs > 100) {
                log.info("StationTaskTraceRegistry Redis加载耗时={}ms, entries={}", redisCostMs,
                        cacheMap == null ? 0 : cacheMap.size());
            }
            if (cacheMap != null && !cacheMap.isEmpty()) {
                long now = System.currentTimeMillis();
                for (Map.Entry<Object, Object> entry : cacheMap.entrySet()) {
@@ -703,6 +736,24 @@
            return vo;
        }

        private synchronized StationTaskTraceVo toPlanningVo() {
            if (isTerminalStatus(this.status)) {
                return null;
            }
            StationTaskTraceVo vo = new StationTaskTraceVo();
            vo.setTaskNo(taskNo);
            vo.setThreadImpl(threadImpl);
            vo.setStatus(status);
            vo.setTraceVersion(traceVersion);
            vo.setStartStationId(startStationId);
            vo.setCurrentStationId(currentStationId);
            vo.setFinalTargetStationId(finalTargetStationId);
            vo.setPendingStationIds(copyIntegerList(pendingStationIds));
            vo.setLatestIssuedSegmentPath(copyIntegerList(latestIssuedSegmentPath));
            vo.setUpdatedAt(updatedAt);
            return vo;
        }

        private synchronized TraceSnapshot toSnapshot() {
            TraceSnapshot snapshot = new TraceSnapshot();
            snapshot.setTaskNo(taskNo);