#

Junjie

10 小时以前 1116b5a1c3feb85959d9b0b03e1c14693271aa8a

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

@@ -1,10 +1,14 @@
package com.zy.core.trace;

import com.alibaba.fastjson.JSON;
import com.zy.asrs.domain.vo.StationTaskTraceEventVo;
import com.zy.asrs.domain.vo.StationTaskTraceSegmentVo;
import com.zy.asrs.domain.vo.StationTaskTraceVo;
import com.zy.common.utils.RedisUtil;
import com.zy.core.model.command.StationCommand;
import com.zy.core.enums.RedisKeyType;
import lombok.Data;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

import java.util.ArrayList;
@@ -20,6 +24,7 @@

    private static final int MAX_EVENT_COUNT = 200;
    private static final long TERMINAL_KEEP_MS = 30L * 60L * 1000L;
    private static final String TRACE_CACHE_KEY = RedisKeyType.STATION_TASK_TRACE_REGISTRY.key;

    public static final String STATUS_WAITING = "WAITING";
    public static final String STATUS_RUNNING = "RUNNING";
@@ -29,7 +34,11 @@
    public static final String STATUS_FINISHED = "FINISHED";
    public static final String STATUS_REROUTED = "REROUTED";

    @Autowired
    private RedisUtil redisUtil;

    private final Map<Integer, TraceTaskState> taskStateMap = new ConcurrentHashMap<>();
    private volatile boolean loadedFromRedis = false;

    public TraceRegistration registerPlan(Integer taskNo,
                                          String threadImpl,
@@ -42,10 +51,13 @@
            return new TraceRegistration();
        }

        ensureCacheLoaded();
        cleanupExpired();
        TraceTaskState taskState = taskStateMap.computeIfAbsent(taskNo, TraceTaskState::new);
        return taskState.registerPlan(threadImpl, startStationId, currentStationId, finalTargetStationId,
        TraceRegistration registration = taskState.registerPlan(threadImpl, startStationId, currentStationId, finalTargetStationId,
                copyIntegerList(localPathStationIds), copySegmentList(localSegmentList));
        persistState(taskState);
        return registration;
    }

    public void markSegmentIssued(Integer taskNo,
@@ -54,11 +66,13 @@
                                  String eventType,
                                  String message,
                                  Map<String, Object> details) {
        ensureCacheLoaded();
        TraceTaskState state = taskStateMap.get(taskNo);
        if (state == null) {
            return;
        }
        state.markSegmentIssued(traceVersion, command, eventType, message, details);
        persistState(state);
    }

    public void updateProgress(Integer taskNo,
@@ -67,62 +81,73 @@
                               String eventType,
                               String message,
                               Map<String, Object> details) {
        ensureCacheLoaded();
        TraceTaskState state = taskStateMap.get(taskNo);
        if (state == null) {
            return;
        }
        state.updateProgress(traceVersion, currentStationId, eventType, message, details);
        persistState(state);
    }

    public void markBlocked(Integer taskNo,
                            Integer traceVersion,
                            Integer currentStationId,
                            Map<String, Object> details) {
        ensureCacheLoaded();
        TraceTaskState state = taskStateMap.get(taskNo);
        if (state == null) {
            return;
        }
        state.markTerminal(traceVersion, STATUS_BLOCKED, currentStationId, currentStationId,
                "BLOCKED", "输送任务运行堵塞", details);
        persistState(state);
    }

    public void markCancelled(Integer taskNo,
                              Integer traceVersion,
                              Integer currentStationId,
                              Map<String, Object> details) {
        ensureCacheLoaded();
        TraceTaskState state = taskStateMap.get(taskNo);
        if (state == null) {
            return;
        }
        state.markTerminal(traceVersion, STATUS_CANCELLED, currentStationId, null,
                "CANCELLED", "输送任务收到取消信号", details);
        persistState(state);
    }

    public void markTimeout(Integer taskNo,
                            Integer traceVersion,
                            Integer currentStationId,
                            Map<String, Object> details) {
        ensureCacheLoaded();
        TraceTaskState state = taskStateMap.get(taskNo);
        if (state == null) {
            return;
        }
        state.markTerminal(traceVersion, STATUS_TIMEOUT, currentStationId, null,
                "TIMEOUT", "输送任务长时间无法定位当前位置", details);
        persistState(state);
    }

    public void markFinished(Integer taskNo,
                             Integer traceVersion,
                             Integer currentStationId,
                             Map<String, Object> details) {
        ensureCacheLoaded();
        TraceTaskState state = taskStateMap.get(taskNo);
        if (state == null) {
            return;
        }
        state.markTerminal(traceVersion, STATUS_FINISHED, currentStationId, null,
                "FINISHED", "输送任务轨迹完成", details);
        persistState(state);
    }

    public List<StationTaskTraceVo> listLatestTraces() {
        ensureCacheLoaded();
        cleanupExpired();
        List<StationTaskTraceVo> result = new ArrayList<>();
        for (TraceTaskState state : taskStateMap.values()) {
@@ -147,7 +172,79 @@
            TraceTaskState state = entry.getValue();
            if (state != null && state.shouldRemove(now)) {
                taskStateMap.remove(entry.getKey(), state);
                removePersistedState(entry.getKey());
            }
        }
    }

    private void ensureCacheLoaded() {
        if (loadedFromRedis) {
            return;
        }
        synchronized (this) {
            if (loadedFromRedis) {
                return;
            }
            Map<Object, Object> cacheMap = redisUtil == null ? null : redisUtil.hmget(TRACE_CACHE_KEY);
            if (cacheMap != null && !cacheMap.isEmpty()) {
                long now = System.currentTimeMillis();
                for (Map.Entry<Object, Object> entry : cacheMap.entrySet()) {
                    Integer taskNo = parseTaskNo(entry.getKey());
                    TraceSnapshot snapshot = parseSnapshot(entry.getValue(), taskNo);
                    if (snapshot == null || snapshot.getTaskNo() == null) {
                        if (taskNo != null) {
                            removePersistedState(taskNo);
                        }
                        continue;
                    }
                    if (snapshot.isExpired(now)) {
                        removePersistedState(snapshot.getTaskNo());
                        continue;
                    }
                    taskStateMap.put(snapshot.getTaskNo(), TraceTaskState.fromSnapshot(snapshot));
                }
            }
            loadedFromRedis = true;
        }
    }

    private void persistState(TraceTaskState state) {
        if (state == null || state.taskNo == null || redisUtil == null) {
            return;
        }
        redisUtil.hset(TRACE_CACHE_KEY, String.valueOf(state.taskNo), JSON.toJSONString(state.toSnapshot()));
    }

    private void removePersistedState(Integer taskNo) {
        if (taskNo == null || redisUtil == null) {
            return;
        }
        redisUtil.hdel(TRACE_CACHE_KEY, String.valueOf(taskNo));
    }

    private Integer parseTaskNo(Object value) {
        if (value == null) {
            return null;
        }
        try {
            return Integer.parseInt(String.valueOf(value));
        } catch (Exception e) {
            return null;
        }
    }

    private TraceSnapshot parseSnapshot(Object cacheValue, Integer fallbackTaskNo) {
        if (cacheValue == null) {
            return null;
        }
        try {
            TraceSnapshot snapshot = JSON.parseObject(String.valueOf(cacheValue), TraceSnapshot.class);
            if (snapshot != null && snapshot.getTaskNo() == null) {
                snapshot.setTaskNo(fallbackTaskNo);
            }
            return snapshot;
        } catch (Exception e) {
            return null;
        }
    }

@@ -205,6 +302,29 @@
        return result;
    }

    private static List<StationTaskTraceEventVo> copyEventList(List<StationTaskTraceEventVo> source) {
        List<StationTaskTraceEventVo> result = new ArrayList<>();
        if (source == null) {
            return result;
        }
        for (StationTaskTraceEventVo item : source) {
            if (item == null) {
                continue;
            }
            StationTaskTraceEventVo copy = new StationTaskTraceEventVo();
            copy.setTimestamp(item.getTimestamp());
            copy.setEventType(item.getEventType());
            copy.setMessage(item.getMessage());
            copy.setStatus(item.getStatus());
            copy.setCurrentStationId(item.getCurrentStationId());
            copy.setTargetStationId(item.getTargetStationId());
            copy.setTraceVersion(item.getTraceVersion());
            copy.setDetails(copyDetails(item.getDetails()));
            result.add(copy);
        }
        return result;
    }

    private static boolean isTerminalStatus(String status) {
        return STATUS_BLOCKED.equals(status)
                || STATUS_CANCELLED.equals(status)
@@ -218,6 +338,33 @@
        private Integer pathOffset;
        private List<Integer> fullPathStationIds = new ArrayList<>();
        private boolean rerouted;
    }

    @Data
    private static class TraceSnapshot {
        private Integer taskNo;
        private String threadImpl;
        private String status;
        private Integer traceVersion;
        private Integer startStationId;
        private Integer currentStationId;
        private Integer finalTargetStationId;
        private Integer blockedStationId;
        private List<Integer> fullPathStationIds = new ArrayList<>();
        private List<Integer> issuedStationIds = new ArrayList<>();
        private List<Integer> passedStationIds = new ArrayList<>();
        private List<Integer> pendingStationIds = new ArrayList<>();
        private List<Integer> latestIssuedSegmentPath = new ArrayList<>();
        private List<StationTaskTraceSegmentVo> segmentList = new ArrayList<>();
        private Integer issuedSegmentCount;
        private Integer totalSegmentCount;
        private Long updatedAt;
        private Long terminalExpireAt;
        private List<StationTaskTraceEventVo> events = new ArrayList<>();

        private boolean isExpired(long now) {
            return terminalExpireAt != null && terminalExpireAt <= now;
        }
    }

    private static class TraceTaskState {
@@ -401,10 +548,58 @@
            vo.setIssuedSegmentCount(issuedSegmentCount);
            vo.setTotalSegmentCount(totalSegmentCount);
            vo.setUpdatedAt(updatedAt);
            vo.setEvents(new ArrayList<>(events));
            vo.setEvents(copyEventList(events));
            return vo;
        }

        private synchronized TraceSnapshot toSnapshot() {
            TraceSnapshot snapshot = new TraceSnapshot();
            snapshot.setTaskNo(taskNo);
            snapshot.setThreadImpl(threadImpl);
            snapshot.setStatus(status);
            snapshot.setTraceVersion(traceVersion);
            snapshot.setStartStationId(startStationId);
            snapshot.setCurrentStationId(currentStationId);
            snapshot.setFinalTargetStationId(finalTargetStationId);
            snapshot.setBlockedStationId(blockedStationId);
            snapshot.setFullPathStationIds(copyIntegerList(fullPathStationIds));
            snapshot.setIssuedStationIds(copyIntegerList(issuedStationIds));
            snapshot.setPassedStationIds(copyIntegerList(passedStationIds));
            snapshot.setPendingStationIds(copyIntegerList(pendingStationIds));
            snapshot.setLatestIssuedSegmentPath(copyIntegerList(latestIssuedSegmentPath));
            snapshot.setSegmentList(copySegmentList(segmentList));
            snapshot.setIssuedSegmentCount(issuedSegmentCount);
            snapshot.setTotalSegmentCount(totalSegmentCount);
            snapshot.setUpdatedAt(updatedAt);
            snapshot.setTerminalExpireAt(terminalExpireAt);
            snapshot.setEvents(copyEventList(events));
            return snapshot;
        }

        private static TraceTaskState fromSnapshot(TraceSnapshot snapshot) {
            TraceTaskState state = new TraceTaskState(snapshot.getTaskNo());
            state.threadImpl = snapshot.getThreadImpl();
            state.status = snapshot.getStatus() == null ? STATUS_WAITING : snapshot.getStatus();
            state.traceVersion = snapshot.getTraceVersion() == null ? 0 : snapshot.getTraceVersion();
            state.startStationId = snapshot.getStartStationId();
            state.currentStationId = snapshot.getCurrentStationId();
            state.finalTargetStationId = snapshot.getFinalTargetStationId();
            state.blockedStationId = snapshot.getBlockedStationId();
            state.fullPathStationIds = copyIntegerList(snapshot.getFullPathStationIds());
            state.issuedStationIds = copyIntegerList(snapshot.getIssuedStationIds());
            state.passedStationIds = copyIntegerList(snapshot.getPassedStationIds());
            state.pendingStationIds = copyIntegerList(snapshot.getPendingStationIds());
            state.latestIssuedSegmentPath = copyIntegerList(snapshot.getLatestIssuedSegmentPath());
            state.segmentList = copySegmentList(snapshot.getSegmentList());
            state.issuedSegmentCount = snapshot.getIssuedSegmentCount() == null ? 0 : snapshot.getIssuedSegmentCount();
            state.totalSegmentCount = snapshot.getTotalSegmentCount() == null ? state.segmentList.size() : snapshot.getTotalSegmentCount();
            state.updatedAt = snapshot.getUpdatedAt() == null ? System.currentTimeMillis() : snapshot.getUpdatedAt();
            state.terminalExpireAt = snapshot.getTerminalExpireAt();
            state.events.clear();
            state.events.addAll(copyEventList(snapshot.getEvents()));
            return state;
        }

        private List<Integer> buildFullPathForRegistration(boolean rerouted,
                                                           Integer planCurrentStationId,
                                                           List<Integer> localPathStationIds) {