feat: add executable wcs dispatch simulation

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zgw
2026-07-30 11:28:59 +08:00
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commit ae338b7e35
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# FT546 WCS 中心调度与交通管制 Demo
这是一个独立的 Java 8 Maven Demo,用于模拟 FT546 WCS 的 LEGACY 中心调度和交通管制行为。
## 安全边界
- 仅使用内存车辆、任务、队列和地图。
- 不启动 Spring,不连接 SQL Server、PLC 或 WMS。
- 不发送真实设备命令。
- 不修改生产 `ruoyi-*` 模块。
- 不启用 SHADOW 或 ACTIVE 控制模式。
## 已覆盖行为
- 每个调度周期只执行一次业务任务准入。
- 在线、自动、空闲、允许下发且电量大于 30 的车辆才可参与分配。
- 同层、楼层差、Y 距离、X 距离、车辆编号的稳定选车规则。
- 其他车辆剩余路径和离线车辆当前位置锁定。
- 同通道阻挡、高优先级避让任务和避让去重。
- 模拟协议失败、下一周期重试。
- 队列 `0/1 → 1/3 → 1/4` 状态流转、完成归档和占用释放。
- 无路可达时返回 HOLD,而不是抛出空指针。
## 运行测试
```bash
mvn test
```
测试必须由 Maven Surefire 实际发现并执行;验收标准为测试数大于 0、Failures 为 0、Errors 为 0。
## 运行控制台模拟
```bash
mvn exec:java
```
输出事件包括:
- `CYCLE`:调度周期开始
- `ASSIGN`:任务选车和裁决理由
- `PATH`:规划成功的路径
- `AVOID`:创建避让队列
- `HOLD`:交通或协议原因导致等待
- `SEND`:模拟协议下发成功
- `MOVE`:模拟车辆推进
- `COMPLETE`:队列完成并归档
- `SUMMARY`:最终周期、活动队列、历史和协议尝试次数

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package com.ft546.wcs.demo;
import com.ft546.wcs.demo.center.CycleResult;
import com.ft546.wcs.demo.center.LegacyDispatchCenter;
import com.ft546.wcs.demo.center.QueueAdmissionService;
import com.ft546.wcs.demo.center.VehicleAssignmentService;
import com.ft546.wcs.demo.model.DispatchTask;
import com.ft546.wcs.demo.model.Site;
import com.ft546.wcs.demo.model.VehicleSnapshot;
import com.ft546.wcs.demo.repository.InMemoryWcsState;
import com.ft546.wcs.demo.simulation.SimulatedProtocolAdapter;
import com.ft546.wcs.demo.traffic.GridMap;
import com.ft546.wcs.demo.traffic.GridPathPlanner;
import com.ft546.wcs.demo.traffic.TrafficController;
import java.io.PrintStream;
public final class DemoApplication {
private DemoApplication() {
}
public static void main(String[] args) {
runScenario(System.out);
}
public static void runScenario(PrintStream out) {
if (out == null) {
throw new IllegalArgumentException("output must not be null");
}
GridMap map = createMap();
InMemoryWcsState state = new InMemoryWcsState();
state.addVehicle(vehicle("3", "V3"));
state.addVehicle(vehicle("2", "B"));
state.addVehicle(vehicle("1", "A"));
state.addTask(new DispatchTask(
"TASK-OUT-1",
DispatchTask.TaskType.OUTBOUND,
"A",
"TARGET",
1,
2
));
QueueAdmissionService admission = new QueueAdmissionService(
new VehicleAssignmentService(),
map
);
SimulatedProtocolAdapter protocol = new SimulatedProtocolAdapter();
protocol.failNextSend("simulated first PLC rejection");
LegacyDispatchCenter center = new LegacyDispatchCenter(
state,
admission,
new TrafficController(map, new GridPathPlanner()),
protocol
);
out.println("FT546 WCS LEGACY DISPATCH AND TRAFFIC DEMO");
out.println("MODE LEGACY / IO DISABLED / IN-MEMORY ONLY");
for (int cycle = 0; cycle < 6; cycle++) {
printCycle(out, center.runCycle());
}
state.addTask(new DispatchTask(
"TASK-NO-PATH",
DispatchTask.TaskType.RELOCATION,
"TARGET",
"ISOLATED",
1,
1
));
printCycle(out, center.runCycle());
out.println(
"SUMMARY cycles=" + state.getCycleNumber()
+ " activeQueues=" + state.getActiveQueues().size()
+ " history=" + state.getHistory().size()
+ " protocolAttempts=" + protocol.getAttemptedQueueIds().size()
);
}
private static void printCycle(PrintStream out, CycleResult result) {
for (String event : result.getEvents()) {
out.println(event);
}
}
private static GridMap createMap() {
GridMap map = new GridMap();
map.addSite(new Site("A", 1, 0, 0, "START"));
map.addSite(new Site("B", 1, 1, 0, "AISLE-1"));
map.addSite(new Site("TARGET", 1, 2, 0, "AISLE-1"));
map.addSite(new Site("CACHE", 1, 1, 1, "CACHE"));
map.addSite(new Site("V3", 1, 0, 1, "V3-CHANNEL"));
map.addSite(new Site("ISOLATED", 1, 9, 9, "ISLAND"));
map.connect("A", "B");
map.connect("B", "TARGET");
map.connect("B", "CACHE");
map.connect("A", "V3");
map.setCacheSite("AISLE-1", "CACHE");
return map;
}
private static VehicleSnapshot vehicle(String id, String site) {
return new VehicleSnapshot(id, 1, site, 5, 1, 80, true, true, false);
}
}

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package com.ft546.wcs.demo;
import org.junit.jupiter.api.Test;
import java.io.ByteArrayOutputStream;
import java.io.PrintStream;
import java.nio.charset.StandardCharsets;
import static org.junit.jupiter.api.Assertions.assertTrue;
class DemoScenarioTest {
@Test
void executableScenarioShowsAssignmentAvoidanceRetryCompletionAndNoPathHold()
throws Exception {
ByteArrayOutputStream output = new ByteArrayOutputStream();
DemoApplication.runScenario(new PrintStream(output, true, "UTF-8"));
String text = new String(output.toByteArray(), StandardCharsets.UTF_8);
assertTrue(text.contains("CYCLE"));
assertTrue(text.contains("ASSIGN"));
assertTrue(text.contains("PATH"));
assertTrue(text.contains("AVOID"));
assertTrue(text.contains("HOLD HOLD_PROTOCOL_FAILURE"));
assertTrue(text.contains("HOLD HOLD_CHANNEL_BLOCKED"));
assertTrue(text.contains("HOLD HOLD_NO_PATH"));
assertTrue(text.contains("SEND"));
assertTrue(text.contains("COMPLETE"));
assertTrue(text.contains("SUMMARY cycles=7 activeQueues=1 history=2"));
}
}