中国联通 cBSS 系统技术要点（2025年10月31日更新）

BEGIN TRANSACTION;
SELECT balance FROM user_account WHERE user_id = ? FOR UPDATE;
UPDATE user_account SET balance = balance - ? WHERE user_id = ?;
COMMIT;

public boolean updatePackage(UserPackage userPackage, int expectedVersion) {
    // 乐观锁实现：版本号校验
    String sql = "UPDATE user_package SET package_id = ?, version = version + 1 " +
                 "WHERE user_id = ? AND version = ?";
    int rows = jdbcTemplate.update(sql, userPackage.getPackageId(), 
                                   userPackage.getUserId(), expectedVersion);
    return rows > 0; // 返回更新是否成功
}

// 订单状态枚举定义（基于业务实际状态重构）
public enum OrderStatus {
    CREATED,        // 已创建
    PAYING,         // 支付中
    PAY_SUCCESS,    // 支付成功
    PROCESSING,     // 处理中
    ACTIVATING,     // 激活中
    COMPLETED,      // 已完成
    CANCELLED,      // 已取消
    REFUNDING,      // 退款中
    REFUNDED        // 已退款
}

public class OrderResourceLock {
    // 号码预占锁实现
    public boolean tryLockPhoneNumber(String phoneNumber, String orderId) {
        // 1. Redis分布式锁，30秒超时防止死锁
        String lockKey = "lock:phone_number:" + phoneNumber;
        if (redis.setnx(lockKey, orderId, 30, TimeUnit.SECONDS)) {
            try {
                // 2. 数据库行锁，确保数据强一致性
                String sql = "SELECT * FROM TF_R_MOPHONECODE_IDLE WHERE phonenumber = ? FOR UPDATE";
                // 执行号码状态更新...
                return true;
            } finally {
                redis.delete(lockKey);
            }
        }
        return false;
    }
}

public class OrderCompensationService {
    // 支付成功但激活失败的补偿逻辑
    public void compensateActivationFailure(String orderId) {
        // 1. 查询订单详情和已执行步骤
        Order order = orderRepository.findById(orderId);
        
        // 2. 执行逆向补偿操作
        if (order.isPaid()) {
            paymentService.refund(orderId);  // 触发自动退款
        }
        if (order.isNumberReserved()) {
            numberService.release(order.getPhoneNumber());  // 释放号码资源
        }
        
        // 3. 更新订单状态为异常
        order.setStatus(OrderStatus.REFUNDING);
        orderRepository.update(order);
    }
}

-- 工号基本信息表
TF_M_STAFF (工号ID, 员工姓名, 所属部门, 岗位级别, 工号状态)

-- 角色定义表  
TD_M_ROLE (角色ID, 角色名称, 角色描述, 权限级别)

-- 功能权限表
TD_M_FUNCRIGHT (权限ID, 权限代码, 权限名称, 菜单路径, 操作类型)

-- 数据权限表
TD_M_DATARIGHT (数据权限ID, 权限范围, 数据维度, 访问级别)

-- 角色权限关联表
TF_M_ROLEFUNCRIGHT (关联ID, 角色ID, 权限ID, 生效时间, 失效时间)

public class NumberResourceLock {
    // 号码预占锁实现
    public boolean tryLockPhoneNumber(String phoneNumber, String operatorId) {
        // 1. 应用层Redis分布式锁，防止同一号码被多个节点同时处理
        String lockKey = "lock:phone_number:" + phoneNumber;
        if (redis.setnx(lockKey, operatorId, 30, TimeUnit.SECONDS)) {
            try {
                // 2. 数据库行锁，确保数据一致性
                String sql = "SELECT * FROM TF_R_MOPHONECODE_IDLE WHERE phonenumber = ? FOR UPDATE";
                // 执行号码状态更新...
                return true;
            } finally {
                redis.delete(lockKey);
            }
        }
        return false;
    }
}

-- 号码状态转换业务规则示例
RULE number_status_transition
WHEN 
    current_status == 'IDLE' AND operation == 'SELECT'
THEN
    SET status = 'PRE_OCCUPIED',
    SET expire_time = CURRENT_TIME + 30 MINUTES
END

// 号码预占锁实现示例
public boolean tryOccupyNumber(String phoneNumber, String staffId) {
    String lockKey = "lock:number_occupy:" + phoneNumber;
    if (redis.setnx(lockKey, staffId, 30, TimeUnit.SECONDS)) {
        try {
            // 数据库行锁确保数据强一致性
            String sql = "SELECT * FROM TF_R_MOPHONECODE_IDLE WHERE phonenumber = ? FOR UPDATE";
            // 执行号码状态更新逻辑
            updateNumberStatus(phoneNumber, "OCCUPYING");
            return true;
        } finally {
            redis.delete(lockKey);
        }
    }
    return false;
}

// 工单状态枚举定义
public enum WorkOrderStatus {
    CREATED, ASSIGNED, IN_PROGRESS, PENDING, RESOLVED, CLOSED
}

// 状态转移配置实体
public class StateTransition {
    private WorkOrderState sourceState;
    private WorkOrderEvent event;
    private WorkOrderState targetState;
    private String conditionExpression; // 条件表达式
    private String actionClass;        // 执行动作类
}

public interface WorkOrderStateStrategy {
    WorkOrderResult check(WorkOrderContext context);
    WorkOrderResult execute(WorkOrderContext context);
    WorkOrderResult handle(WorkOrderContext context);
    boolean afterHandle(WorkOrderContext context, WorkOrderResult result);
}

public class AllocationRule {
    private String ruleId;
    private String ruleName;
    private String ruleType; // 规则类型：优先级、轮询、技能匹配等
    private String conditions; // 条件表达式
    private String actionConfig; // 动作配置
    private int priority; // 规则优先级
    
    public boolean evaluate(WorkOrderContext context) {
        return ruleEngine.evaluate(conditions, context);
    }
}

@Service
public class WorkOrderStateService {
    public WorkOrderResult changeState(String workOrderId, WorkOrderEvent event, String operator) {
        String lockKey = "workorder_lock:" + workOrderId;
        RLock lock = redissonClient.getLock(lockKey);
        
        try {
            boolean locked = lock.tryLock(3, 30, TimeUnit.SECONDS);
            if (!locked) {
                return new WorkOrderResult(false, "系统繁忙，请稍后重试");
            }
            
            try {
                return doChangeState(workOrderId, event, operator);
            } finally {
                lock.unlock();
            }
        } catch (InterruptedException e) {
            return new WorkOrderResult(false, "操作被中断");
        }
    }
}

@Service
public class WorkOrderStateEventPublisher {
    public void publishStateChangeEvent(WorkOrder workOrder, WorkOrderState previousState, String operator) {
        WorkOrderStateEvent event = new WorkOrderStateEvent();
        // 事件构造逻辑
        eventStore.save(event);
        kafkaTemplate.send("workorder-state-topic", workOrder.getId(), event);
    }
}

@Aspect
@Component
public class PermissionAspect {
    @Around("@annotation(requirePermission)")
    public Object checkPermission(ProceedingJoinPoint joinPoint, RequirePermission requirePermission) throws Throwable {
        UserInfo userInfo = SecurityContext.getCurrentUser();
        
        // 验证功能权限
        if (!permissionService.hasFunctionPermission(userInfo, requirePermission.value())) {
            throw new SecurityException("用户没有执行此操作的权限");
        }
        
        // 验证数据权限
        String workOrderId = getWorkOrderIdParameter(joinPoint);
        if (workOrderId != null && !permissionService.hasDataPermission(userInfo, workOrderId)) {
            throw new SecurityException("用户没有访问此工单的权限");
        }
        
        return joinPoint.proceed();
    }
}

@Component
public class DataEncryptor {
    public String encryptSensitiveData(String plainText) {
        try {
            Cipher cipher = Cipher.getInstance("AES/GCM/NoPadding");
            SecretKeySpec keySpec = new SecretKeySpec(encryptKey.getBytes(), "AES");
            cipher.init(Cipher.ENCRYPT_MODE, keySpec);
            byte[] encrypted = cipher.doFinal(plainText.getBytes());
            return Base64.getEncoder().encodeToString(encrypted);
        } catch (Exception e) {
            throw new RuntimeException("数据加密失败", e);
        }
    }
}

@Entity
@Table(name = "td_m_audit_log")
public class AuditLog {
    private String operatorId;
    private String operatorName;
    private String operationType;
    private String operationTarget;
    private String operationDetail;
    private String operationResult; // SUCCESS/FAILURE
    private Date operationTime;
    private String clientIp;
    private String traceId; // 全链路追踪ID
}

@Service
public class WorkOrderCacheService {
    public WorkOrder getWorkOrder(String workOrderId) {
        // 第一级：查询本地缓存
        WorkOrder workOrder = localCache.getIfPresent(workOrderId);
        if (workOrder != null) return workOrder;
        
        // 第二级：查询分布式缓存
        workOrder = (WorkOrder) redisTemplate.opsForValue().get("workorder:" + workOrderId);
        if (workOrder != null) {
            localCache.put(workOrderId, workOrder);
            return workOrder;
        }
        
        // 第三级：查询数据库
        workOrder = workOrderRepository.findById(workOrderId);
        if (workOrder != null) {
            redisTemplate.opsForValue().set("workorder:" + workOrderId, workOrder, Duration.ofMinutes(30));
            localCache.put(workOrderId, workOrder);
        }
        
        return workOrder;
    }
}

路由得分 = Σ(维度权重 × 维度匹配度)
匹配度 = 归一化函数(实际值/基准值)

奖励 = α×处理时效得分 + β×客户满意度 + γ×资源利用率 - δ×违规惩罚

监控数据 → 效果分析 → 策略调整 → A/B测试 → 全量部署

// 规则存储实体设计
@Entity
@Table(name = "TD_M_BUSINESS_RULE")
public class BusinessRule {
    @Id
    private String ruleId;
    
    @Column(name = "RULE_NAME")
    private String ruleName;          // 规则名称
    
    @Column(name = "RULE_TYPE")  
    private String ruleType;          // 规则类型：ALLOCATION/VALIDATION/CALCULATION
    
    @Column(name = "RULE_CONTENT")
    private String ruleContent;       // 规则内容（DRL脚本或配置表达式）
    
    @Column(name = "PRIORITY")
    private Integer priority;         // 规则优先级
    
    @Column(name = "EFFECTIVE_TIME")
    private Date effectiveTime;       // 生效时间
    
    @Column(name = "EXPIRY_TIME") 
    private Date expiryTime;          // 失效时间
    
    @Column(name = "VERSION")
    private Integer version;         // 规则版本号
    
    @Column(name = "STATUS")
    private String status;           // 状态：DRAFT/ACTIVE/INACTIVE
}

// 规则引擎服务核心实现
@Service
public class RuleEngineService {
    
    // 规则会话工厂（线程安全）
    @Autowired
    private KieSessionFactory kieSessionFactory;
    
    // 规则缓存（提升执行性能）
    private ConcurrentHashMap<String, KieBase> ruleCache = new ConcurrentHashMap<>();
    
    /**
     * 执行规则引擎决策
     */
    public RuleExecutionResult executeRules(String ruleSetId, Map<String, Object> facts) {
        KieSession kieSession = null;
        try {
            // 1. 从缓存获取规则库
            KieBase kieBase = ruleCache.get(ruleSetId);
            if (kieBase == null) {
                kieBase = loadRuleBase(ruleSetId);
                ruleCache.put(ruleSetId, kieBase);
            }
            
            // 2. 创建规则会话
            kieSession = kieBase.newKieSession();
            
            // 3. 插入事实数据
            facts.forEach((key, value) -> kieSession.insert(value));
            
            // 4. 执行规则
            int firedRules = kieSession.fireAllRules();
            
            // 5. 收集执行结果
            RuleExecutionResult result = collectExecutionResult(kieSession);
            result.setFiredRulesCount(firedRules);
            
            return result;
            
        } finally {
            if (kieSession != null) {
                kieSession.dispose();
            }
        }
    }
    
    /**
     * 动态加载规则库（支持热更新）
     */
    private KieBase loadRuleBase(String ruleSetId) {
        // 从数据库加载规则配置
        List<BusinessRule> activeRules = ruleRepository.findActiveRules(ruleSetId);
        
        // 构建规则库
        KieHelper kieHelper = new KieHelper();
        activeRules.forEach(rule -> kieHelper.addContent(rule.getRuleContent(), ResourceType.DRL));
        
        return kieHelper.build();
    }
}

// 规则变更事件发布与订阅机制
@Service
public class RuleChangeEventPublisher {
    
    @Autowired
    private ApplicationEventPublisher eventPublisher;
    
    @Transactional
    public void publishRuleChange(RuleChangeEvent event) {
        // 1. 持久化规则变更记录
        ruleChangeLogService.saveChangeLog(event);
        
        // 2. 发布规则变更事件
        eventPublisher.publishEvent(event);
        
        // 3. 通知规则中心更新缓存
        ruleCenterService.notifyRuleUpdate(event.getRuleSetId());
    }
}

// 规则变更事件监听器
@Component
public class RuleChangeEventListener {
    
    @EventListener
    @Async("ruleExecutor")
    public void handleRuleChange(RuleChangeEvent event) {
        // 1. 验证规则变更合法性
        if (!validateRuleChange(event)) {
            log.warn("规则变更验证失败: {}", event.getRuleSetId());
            return;
        }
        
        // 2. 更新本地规则缓存
        ruleEngineService.refreshRuleCache(event.getRuleSetId());
        
        // 3. 记录规则更新日志
        auditService.logRuleUpdate(event);
    }
}

// 规则灰度发布控制器
@RestController
@RequestMapping("/api/rules")
public class RuleReleaseController {
    
    @PostMapping("/{ruleSetId}/gray-release")
    public ResponseEntity grayReleaseRule(@PathVariable String ruleSetId, 
                                         @RequestBody GrayReleaseRequest request) {
        // 1. 创建灰度发布计划
        GrayReleasePlan plan = grayReleaseService.createPlan(ruleSetId, request);
        
        // 2. 按灰度策略逐步发布
        grayReleaseService.executeGrayRelease(plan);
        
        // 3. 监控灰度效果
        monitorGrayReleaseEffect(plan);
        
        return ResponseEntity.ok("灰度发布已启动");
    }
    
    @PostMapping("/{ruleSetId}/rollback")
    public ResponseEntity rollbackRule(@PathVariable String ruleSetId) {
        // 1. 查询最近的有效版本
        RuleVersion previousVersion = versionService.getLatestStableVersion(ruleSetId);
        
        // 2. 执行版本回滚
        ruleEngineService.rollbackToVersion(ruleSetId, previousVersion.getVersion());
        
        // 3. 通知全网节点同步回滚
        ruleSyncService.syncRollback(ruleSetId, previousVersion.getVersion());
        
        return ResponseEntity.ok("规则回滚完成");
    }
}

// 规则冲突检测服务
@Service
public class RuleConflictDetectionService {
    
    /**
     * 检测规则冲突
     */
    public ConflictDetectionResult detectConflicts(BusinessRule newRule, 
                                                 List<BusinessRule> existingRules) {
        ConflictDetectionResult result = new ConflictDetectionResult();
        
        // 1. 条件重叠检测
        detectConditionOverlap(newRule, existingRules, result);
        
        // 2. 动作冲突检测  
        detectActionConflict(newRule, existingRules, result);
        
        // 3. 优先级循环检测
        detectPriorityCycle(newRule, existingRules, result);
        
        return result;
    }
    
    private void detectConditionOverlap(BusinessRule newRule, 
                                       List<BusinessRule> existingRules,
                                       ConflictDetectionResult result) {
        // 使用规则条件解析器分析条件表达式
        RuleCondition newCondition = conditionParser.parse(newRule.getRuleContent());
        
        for (BusinessRule existingRule : existingRules) {
            RuleCondition existingCondition = conditionParser.parse(existingRule.getRuleContent());
            
            // 计算条件重叠度
            double overlapRate = calculateOverlapRate(newCondition, existingCondition);
            if (overlapRate > 0.8) {
                result.addConflict(new RuleConflict(
                    "CONDITION_OVERLAP", 
                    "规则条件高度重叠", 
                    newRule.getRuleId(), 
                    existingRule.getRuleId()
                ));
            }
        }
    }
}

// 规则冲突解决器
@Component
public class RuleConflictResolver {
    
    /**
     * 解决规则执行冲突
     */
    public List<BusinessRule> resolveConflicts(List<BusinessRule> matchedRules) {
        if (matchedRules.size() <= 1) {
            return matchedRules;
        }
        
        // 1. 按优先级排序
        List<BusinessRule> sortedRules = matchedRules.stream()
            .sorted(Comparator.comparingInt(BusinessRule::getPriority).reversed())
            .collect(Collectors.toList());
        
        // 2. 特异性判断（条件更具体的规则优先）
        BusinessRule mostSpecificRule = findMostSpecificRule(sortedRules);
        
        // 3. 构建无冲突规则集
        List<BusinessRule> conflictFreeRules = new ArrayList<>();
        conflictFreeRules.add(mostSpecificRule);
        
        // 添加不冲突的其他规则
        sortedRules.stream()
            .filter(rule -> !isConflictWith(rule, conflictFreeRules))
            .forEach(conflictFreeRules::add);
            
        return conflictFreeRules;
    }
    
    private BusinessRule findMostSpecificRule(List<BusinessRule> rules) {
        // 基于条件数量、条件复杂度等计算规则特异性
        return rules.stream()
            .max(Comparator.comparingInt(this::calculateSpecificity))
            .orElse(rules.get(0));
    }
}

// 规则编译优化器
@Component
public class RuleCompilationOptimizer {
    
    // 预编译规则模板（减少运行时编译开销）
    private Map<String, CompiledRuleTemplate> templateCache = new ConcurrentHashMap<>();
    
    /**
     * 优化规则编译过程
     */
    public KieBase optimizeCompilation(List<BusinessRule> rules) {
        // 1. 规则分类分组
        Map<String, List<BusinessRule>> groupedRules = groupRulesByTemplate(rules);
        
        // 2. 并行编译规则组
        List<KieBase> kieBases = groupedRules.values().parallelStream()
            .map(this::compileRuleGroup)
            .collect(Collectors.toList());
        
        // 3. 合并规则库
        return mergeKieBases(kieBases);
    }
    
    private Map<String, List<BusinessRule>> groupRulesByTemplate(List<BusinessRule> rules) {
        return rules.stream()
            .collect(Collectors.groupingBy(rule -> extractRuleTemplate(rule.getRuleContent())));
    }
}

// 规则引擎监控服务
@Service
public class RuleEngineMonitor {
    
    @Autowired
    private MeterRegistry meterRegistry;
    
    // 规则执行指标
    private Counter ruleExecutionCounter;
    private Timer ruleExecutionTimer;
    private DistributionSummary ruleComplexitySummary;
    
    @PostConstruct
    public void initMetrics() {
        ruleExecutionCounter = meterRegistry.counter("rule.engine.executions");
        ruleExecutionTimer = meterRegistry.timer("rule.engine.duration");
        ruleComplexitySummary = meterRegistry.summary("rule.engine.complexity");
    }
    
    /**
     * 记录规则执行指标
     */
    public void recordRuleExecution(String ruleSetId, long duration, int firedRules) {
        ruleExecutionCounter.increment();
        ruleExecutionTimer.record(Duration.ofMillis(duration));
        ruleComplexitySummary.record(firedRules);
        
        // 标签维度统计
        meterRegistry.counter("rule.engine.executions", 
            "ruleSet", ruleSetId,
            "result", "success"
        ).increment();
    }
}

// 规则同步服务
@Service
public class RuleSyncService {
    
    /**
     * 跨区域规则同步
     */
    public void syncRulesAcrossRegions(String ruleSetId, RuleVersion version) {
        // 1. 获取所有区域节点
        List<RegionNode> regionNodes = regionService.getAllActiveNodes();
        
        // 2. 并行同步规则到各区域
        CompletableFuture[] syncTasks = regionNodes.stream()
            .map(node -> CompletableFuture.runAsync(() -> 
                syncRulesToRegion(node, ruleSetId, version))
            )
            .toArray(CompletableFuture[]::new);
        
        // 3. 等待所有同步完成
        CompletableFuture.allOf(syncTasks)
            .orTimeout(30, TimeUnit.SECONDS)
            .exceptionally(ex -> {
                log.error("规则同步超时", ex);
                triggerManualRecovery(ruleSetId, version);
                return null;
            });
    }
    
    /**
     * 规则同步状态校验
     */
    public boolean verifySyncCompletion(String ruleSetId, RuleVersion version) {
        return regionService.getAllActiveNodes().stream()
            .allMatch(node -> ruleVersionService.checkVersionConsistency(node, ruleSetId, version));
    }
}

// 跨域规则协调器
@Component
public class CrossDomainRuleCoordinator {
    
    /**
     * 协调跨域规则执行
     */
    public CrossDomainRuleResult coordinateRules(CrossDomainRuleRequest request) {
        // 1. 解析规则依赖关系
        RuleDependencyGraph dependencyGraph = analyzeDependencies(request);
        
        // 2. 拓扑排序确定执行顺序
        List<RuleDomain> executionOrder = topologicalSort(dependencyGraph);
        
        // 3. 按顺序执行各域规则
        Map<String, Object> intermediateResults = new HashMap<>();
        for (RuleDomain domain : executionOrder) {
            DomainRuleResult domainResult = executeDomainRules(domain, request, intermediateResults);
            intermediateResults.putAll(domainResult.getOutputs());
        }
        
        // 4. 聚合最终结果
        return aggregateFinalResult(intermediateResults);
    }
}

public class NumberResourceLock {
    private RedisTemplate<String, String> redisTemplate;
    private DataSource dataSource;
    
    /**
     * 号码预占锁 - 双层锁机制（Redis分布式锁 + 数据库行锁）
     */
    public boolean tryLockPhoneNumber(String phoneNumber, String operatorId) {
        String lockKey = "lock:phone_number:" + phoneNumber;
        
        // 第一层：Redis分布式锁，防止跨节点并发
        if (redisTemplate.opsForValue().setIfAbsent(lockKey, operatorId, 30, TimeUnit.SECONDS)) {
            try {
                // 第二层：数据库行锁，确保数据强一致性
                try (Connection conn = dataSource.getConnection();
                     PreparedStatement ps = conn.prepareStatement(
                         "SELECT * FROM TF_R_MOPHONECODE_IDLE WHERE phonenumber = ? FOR UPDATE")) {
                    ps.setString(1, phoneNumber);
                    ResultSet rs = ps.executeQuery();
                    
                    if (rs.next()) {
                        // 执行号码状态更新：空闲 → 预占
                        updatePhoneNumberStatus(phoneNumber, "PRE_OCCUPIED", operatorId);
                        return true;
                    }
                }
            } catch (SQLException e) {
                log.error("数据库锁获取失败", e);
            } finally {
                // 释放Redis锁
                redisTemplate.delete(lockKey);
            }
        }
        return false;
    }
    
    /**
     * 号码预占状态更新
     */
    private void updatePhoneNumberStatus(String phoneNumber, String status, String operatorId) {
        String sql = "UPDATE TF_R_MOPHONECODE_IDLE SET status = ?, preoccupy_time = ?, operator_id = ? WHERE phonenumber = ?";
        try (Connection conn = dataSource.getConnection();
             PreparedStatement ps = conn.prepareStatement(sql)) {
            ps.setString(1, status);
            ps.setTimestamp(2, new Timestamp(System.currentTimeMillis()));
            ps.setString(3, operatorId);
            ps.setString(4, phoneNumber);
            ps.executeUpdate();
        } catch (SQLException e) {
            log.error("号码状态更新失败", e);
            throw new RuntimeException("号码预占失败");
        }
    }
}

@Service
public class WorkOrderAllocationService {
    private RedissonClient redissonClient;
    
    /**
     * 工单分配锁 - 支持不同粒度锁
     */
    public boolean allocateWorkOrderWithLock(String workOrderId, String assignee) {
        String lockKey = "workorder_lock:" + workOrderId;
        RLock lock = redissonClient.getLock(lockKey);
        
        try {
            // 尝试获取锁，等待3秒，锁超时30秒
            if (lock.tryLock(3, 30, TimeUnit.SECONDS)) {
                try {
                    // 执行工单分配逻辑
                    return doAllocateWorkOrder(workOrderId, assignee);
                } finally {
                    lock.unlock();
                }
            }
        } catch (InterruptedException e) {
            Thread.currentThread().interrupt();
            log.error("工单分配锁获取被中断", e);
        }
        return false;
    }
    
    /**
     * 批量工单分配 - 分段锁优化
     */
    public Map<String, Boolean> batchAllocateWithSegmentLock(List<String> workOrderIds, String assignee) {
        Map<String, Boolean> results = new ConcurrentHashMap<>();
        
        // 使用并行流 + 分段锁减少锁竞争
        workOrderIds.parallelStream().forEach(workOrderId -> {
            String segmentLockKey = "segment_lock:" + workOrderId.hashCode() % 10; // 10个分段
            RLock segmentLock = redissonClient.getLock(segmentLockKey);
            
            try {
                if (segmentLock.tryLock(2, 15, TimeUnit.SECONDS)) {
                    try {
                        boolean result = allocateWorkOrderWithLock(workOrderId, assignee);
                        results.put(workOrderId, result);
                    } finally {
                        segmentLock.unlock();
                    }
                }
            } catch (InterruptedException e) {
                Thread.currentThread().interrupt();
                results.put(workOrderId, false);
            }
        });
        
        return results;
    }
}

/**
 * 工单状态枚举 - 基于号码生命周期状态重构
 */
public enum WorkOrderStatus {
    CREATED("已创建", 1),
    ASSIGNED("已分配", 2),
    IN_PROGRESS("处理中", 3),
    PENDING("挂起", 4),
    RESOLVED("已解决", 5),
    VERIFIED("已验证", 6),
    CLOSED("已关闭", 7);
    
    private final String description;
    private final int code;
    
    WorkOrderStatus(String description, int code) {
        this.description = description;
        this.code = code;
    }
    
    // Getter方法
    public String getDescription() { return description; }
    public int getCode() { return code; }
}

/**
 * 工单状态机引擎
 */
@Component
public class WorkOrderStateMachine {
    private Map<WorkOrderStatus, Map<String, WorkOrderStatus>> stateTransitions;
    
    public WorkOrderStateMachine() {
        initStateTransitions();
    }
    
    /**
     * 初始化状态转移规则
     */
    private void initStateTransitions() {
        stateTransitions = new HashMap<>();
        
        // CREATED状态的可转移状态
        Map<String, WorkOrderStatus> createdTransitions = new HashMap<>();
        createdTransitions.put("ALLOCATE", WorkOrderStatus.ASSIGNED);
        createdTransitions.put("CANCEL", WorkOrderStatus.CLOSED);
        stateTransitions.put(WorkOrderStatus.CREATED, createdTransitions);
        
        // ASSIGNED状态的可转移状态
        Map<String, WorkOrderStatus> assignedTransitions = new HashMap<>();
        assignedTransitions.put("START_PROCESS", WorkOrderStatus.IN_PROGRESS);
        assignedTransitions.put("REALLOCATE", WorkOrderStatus.ASSIGNED);
        assignedTransitions.put("CANCEL", WorkOrderStatus.CLOSED);
        stateTransitions.put(WorkOrderStatus.ASSIGNED, assignedTransitions);
        
        // IN_PROGRESS状态的可转移状态
        Map<String, WorkOrderStatus> inProgressTransitions = new HashMap<>();
        inProgressTransitions.put("SUSPEND", WorkOrderStatus.PENDING);
        inProgressTransitions.put("RESOLVE", WorkOrderStatus.RESOLVED);
        inProgressTransitions.put("REOPEN", WorkOrderStatus.ASSIGNED);
        stateTransitions.put(WorkOrderStatus.IN_PROGRESS, inProgressTransitions);
    }
    
    /**
     * 状态转移验证
     */
    public boolean canTransition(WorkOrderStatus currentState, String action) {
        Map<String, WorkOrderStatus> transitions = stateTransitions.get(currentState);
        return transitions != null && transitions.containsKey(action);
    }
    
    /**
     * 执行状态转移
     */
    public WorkOrderStatus transition(WorkOrderStatus currentState, String action) {
        if (!canTransition(currentState, action)) {
            throw new IllegalStateException(
                String.format("无法从状态[%s]执行动作[%s]", currentState, action));
        }
        return stateTransitions.get(currentState).get(action);
    }
}

/**
 * 号码资源状态机
 */
public class PhoneNumberStateMachine {
    /**
     * 号码状态枚举
     */
    public enum NumberStatus {
        IDLE("空闲", "可分配"),
        PRE_OCCUPIED("预占", "30分钟TTL"),
        OCCUPIED("实占", "已分配用户"),
        IN_USE("在用", "用户正常使用"),
        FROZEN("冷冻", "临时不可用"),
        INVALID("作废", "永久不可用");
        
        private final String desc;
        private final String bizMeaning;
        
        NumberStatus(String desc, String bizMeaning) {
            this.desc = desc;
            this.bizMeaning = bizMeaning;
        }
    }
    
    /**
     * 号码状态转移规则验证
     */
    public static boolean validateTransition(NumberStatus from, NumberStatus to) {
        switch (from) {
            case IDLE:
                return to == NumberStatus.PRE_OCCUPIED;
            case PRE_OCCUPIED:
                return to == NumberStatus.OCCUPIED || to == NumberStatus.IDLE;
            case OCCUPIED:
                return to == NumberStatus.IN_USE;
            case IN_USE:
                return to == NumberStatus.FROZEN || to == NumberStatus.INVALID;
            case FROZEN:
                return to == NumberStatus.IN_USE || to == NumberStatus.INVALID;
            default:
                return false;
        }
    }
}

@Configuration
public class DroolsConfig {
    @Bean
    public KieContainer kieContainer() {
        KieServices ks = KieServices.Factory.get();
        KieFileSystem kfs = ks.newKieFileSystem();
        
        // 加载业务规则文件
        kfs.write("src/main/resources/rules/package-rules.drl", 
            ResourceFactory.newClassPathResource("rules/package-rules.drl"));
        kfs.write("src/main/resources/rules/discount-rules.drl",
            ResourceFactory.newClassPathResource("rules/discount-rules.drl"));
        
        KieBuilder kb = ks.newKieBuilder(kfs);
        kb.buildAll();
        KieModule kieModule = kb.getKieModule();
        
        return ks.newKieContainer(kieModule.getReleaseId());
    }
}

/**
 * 套餐规则验证服务
 */
@Service
public class PackageRuleService {
    @Autowired
    private KieContainer kieContainer;
    
    /**
     * 执行套餐规则验证
     */
    public RuleValidationResult validatePackage(PackageInfo packageInfo) {
        KieSession kieSession = kieContainer.newKieSession();
        RuleValidationResult result = new RuleValidationResult();
        
        try {
            kieSession.setGlobal("validationResult", result);
            kieSession.insert(packageInfo);
            kieSession.fireAllRules();
        } finally {
            kieSession.dispose();
        }
        
        return result;
    }
}

// rules/package-rules.drl
package com.chinaunicom.cbss.rules.package

import com.chinaunicom.cbss.model.PackageInfo
import com.chinaunicom.cbss.model.RuleValidationResult

// 规则1: VIP用户套餐升级规则
rule "VIP套餐升级特权"
    when
        $p: PackageInfo(customerLevel == "VIP", changeType == "UPGRADE")
        $result: RuleValidationResult()
    then
        $result.addApproval("VIP用户自动批准升级");
        $result.setFeeWaived(true);
        $result.setPriorityProcessing(true);
        update($result);
end

// 规则2: 套餐冲突检测规则
rule "套餐互斥检测"
    when
        $p: PackageInfo(existsConflictingPackage == true)
        $result: RuleValidationResult()
    then
        $result.addRejection("存在互斥套餐，无法同时订购");
        $result.setApproved(false);
        update($result);
end

// 规则3: 资源配额验证规则
rule "资源配额检查"
    when
        $p: PackageInfo(resourceQuota > maxQuota)
        $result: RuleValidationResult()
    then
        $result.addWarning("资源配额超出限制，需要特殊审批");
        $result.setNeedManualApprove(true);
        update($result);
end

/**
 * Saga分布式事务协调器
 */
@Component
public class SagaCoordinator {
    @Autowired
    private OrderService orderService;
    @Autowired
    private InventoryService inventoryService;
    @Autowired
    private BillingService billingService;
    
    /**
     * 执行Saga事务 - 套餐订购流程
     */
    @Transactional
    public boolean executePackageOrderSaga(PackageOrder order) {
        List<SagaStep> steps = new ArrayList<>();
        boolean success = true;
        
        try {
            // Step 1: 创建订单（可补偿）
            steps.add(new SagaStep("CREATE_ORDER", 
                () -> orderService.createOrder(order),
                () -> orderService.cancelOrder(order.getOrderId())));
            
            // Step 2: 库存预占（可补偿）
            steps.add(new SagaStep("RESERVE_INVENTORY",
                () -> inventoryService.reserveInventory(order),
                () -> inventoryService.releaseInventory(order)));
            
            // Step 3: 费用计算（可补偿）
            steps.add(new SagaStep("CALCULATE_BILL",
                () -> billingService.calculateCharges(order),
                () -> billingService.reverseCharges(order.getOrderId())));
            
            // Step 4: 资源分配（不可补偿，需要人工干预）
            steps.add(new SagaStep("ALLOCATE_RESOURCES",
                () -> allocateResources(order), null));
            
            // 顺序执行所有步骤
            for (SagaStep step : steps) {
                if (!executeStep(step)) {
                    success = false;
                    break;
                }
            }
            
            if (!success) {
                // 执行补偿操作
                compensateSteps(steps);
            }
            
        } catch (Exception e) {
            log.error("Saga执行失败", e);
            compensateSteps(steps);
            success = false;
        }
        
        return success;
    }
    
    private boolean executeStep(SagaStep step) {
        try {
            step.getAction().run();
            return true;
        } catch (Exception e) {
            log.error("Saga步骤执行失败: {}", step.getName(), e);
            return false;
        }
    }
    
    private void compensateSteps(List<SagaStep> steps) {
        // 逆序执行补偿操作
        Collections.reverse(steps);
        for (SagaStep step : steps) {
            if (step.getCompensation() != null) {
                try {
                    step.getCompensation().run();
                } catch (Exception e) {
                    log.error("补偿操作执行失败: {}", step.getName(), e);
                    // 记录需要人工干预的异常
                    alertManualIntervention(step, e);
                }
            }
        }
    }
}

/**
 * TCC事务处理器 - 号码资源预占
 */
@Service
public class NumberResourceTccService {
    
    /**
     * Try阶段：资源预占
     */
    @Transactional
    public boolean tryReserveNumber(String phoneNumber, String transactionId) {
        try {
            // 检查资源可用性
            if (!isNumberAvailable(phoneNumber)) {
                return false;
            }
            
            // 预占资源，设置临时状态
            reserveNumber(phoneNumber, transactionId);
            
            // 记录TCC事务日志
            logTccTransaction(transactionId, "TRY", phoneNumber);
            
            return true;
        } catch (Exception e) {
            log.error("TCC Try阶段失败", e);
            throw e;
        }
    }
    
    /**
     * Confirm阶段：确认资源分配
     */
    @Transactional
    public boolean confirmReserveNumber(String transactionId) {
        try {
            // 查询Try阶段记录
            TccRecord record = getTccRecord(transactionId);
            if (record == null) {
                throw new IllegalStateException("TCC记录不存在");
            }
            
            // 将资源状态从预占改为实占
            confirmNumberReservation(record.getPhoneNumber());
            
            // 更新TCC事务状态
            updateTccRecord(transactionId, "CONFIRMED");
            
            return true;
        } catch (Exception e) {
            log.error("TCC Confirm阶段失败", e);
            // 触发告警，需要人工干预
            alertTccFailure(transactionId, "CONFIRM", e);
            throw e;
        }
    }
    
    /**
     * Cancel阶段：取消资源预占
     */
    @Transactional
    public boolean cancelReserveNumber(String transactionId) {
        try {
            // 查询Try阶段记录
            TccRecord record = getTccRecord(transactionId);
            if (record == null) {
                return true; // 记录不存在，认为已取消
            }
            
            // 释放预占的资源
            releaseNumberReservation(record.getPhoneNumber());
            
            // 更新TCC事务状态
            updateTccRecord(transactionId, "CANCELLED");
            
            return true;
        } catch (Exception e) {
            log.error("TCC Cancel阶段失败", e);
            // 触发告警，需要人工干预
            alertTccFailure(transactionId, "CANCEL", e);
            throw e;
        }
    }
}

/**
 * 工单智能路由引擎
 */
@Component
public class WorkOrderRouter {
    @Autowired
    private SkillMatcher skillMatcher;
    @Autowired
    private LoadBalancer loadBalancer;
    @Autowired
    private LocationRouter locationRouter;
    
    /**
     * 多维度工单路由算法
     */
    public RoutingResult routeWorkOrder(WorkOrder workOrder) {
        // 计算各维度得分
        double skillScore = skillMatcher.calculateSkillMatchScore(workOrder);
        double loadScore = loadBalancer.calculateLoadScore(workOrder);
        double locationScore = locationRouter.calculateLocationScore(workOrder);
        double priorityScore = calculatePriorityScore(workOrder);
        
        // 加权综合得分（权重可配置）
        Map<String, Double> weights = getRoutingWeights();
        double totalScore = skillScore * weights.get("skill") +
                           loadScore * weights.get("load") +
                           locationScore * weights.get("location") +
                           priorityScore * weights.get("priority");
        
        // 获取候选处理人员
        List<AssigneeCandidate> candidates = findEligibleCandidates(workOrder);
        
        // 选择最优分配目标
        AssigneeCandidate bestCandidate = selectBestCandidate(candidates, totalScore);
        
        return new RoutingResult(bestCandidate, totalScore);
    }
    
    /**
     * 基于强化学习的权重自适应调整
     */
    public void adaptiveWeightAdjustment(RoutingHistory history) {
        if (history.getSuccessRate() < 0.8) {
            // 成功率低，调整权重
            adjustWeightsBasedOnFeedback(history);
        }
        
        // 学习历史路由效果，优化权重分配
        reinforceLearningAdjustment(history);
    }
}

/**
 * 六维特征路由计算
 */
@Component
public class SixDimensionRouter {
    
    /**
     * 计算六维特征匹配度
     * 公式：Σ(维度权重 × 匹配度)
     */
    public RoutingScore calculateSixDimensionScore(WorkOrder workOrder, Technician technician) {
        return RoutingScore.builder()
            .complexityScore(calculateComplexityMatch(workOrder, technician))
            .urgencyScore(calculateUrgencyMatch(workOrder, technician))
            .skillScore(calculateSkillMatch(workOrder, technician))
            .loadScore(calculateLoadMatch(workOrder, technician))
            .locationScore(calculateLocationMatch(workOrder, technician))
            .organizationScore(calculateOrganizationMatch(workOrder, technician))
            .build();
    }
    
    /**
     * 复杂度维度匹配（权重0.25）
     */
    private double calculateComplexityMatch(WorkOrder workOrder, Technician technician) {
        int workOrderComplexity = workOrder.getComplexityLevel();
        int techCapability = technician.getCapabilityLevel();
        
        // 复杂度匹配算法：能力略高于工单复杂度为最优
        if (techCapability >= workOrderComplexity + 1) {
            return 1.0; // 完全匹配
        } else if (techCapability >= workOrderComplexity) {
            return 0.8; // 良好匹配
        } else {
            return 0.3; // 勉强匹配
        }
    }
    
    /**
     * 紧急度维度匹配（权重0.20）
     */
    private double calculateUrgencyMatch(WorkOrder workOrder, Technician technician) {
        UrgencyLevel urgency = workOrder.getUrgency();
        boolean techAvailable = technician.isAvailableForUrgentTask();
        
        if (urgency == UrgencyLevel.CRITICAL && techAvailable) {
            return 1.0;
        } else if (urgency == UrgencyLevel.HIGH && techAvailable) {
            return 0.9;
        } else {
            return 0.6;
        }
    }
}

/**
 * 消息队列最终一致性处理器
 */
@Component
public class EventuallyConsistentProcessor {
    @Autowired
    private MessageQueueService messageQueueService;
    @Autowired
    private IdempotentService idempotentService;
    
    /**
     * 处理保证最终一致性的业务消息
     */
    @Async
    public void processWithEventuallyConsistency(BusinessMessage message) {
        String messageId = message.getMessageId();
        
        // 幂等性检查
        if (idempotentService.isProcessed(messageId)) {
            log.info("消息已处理，跳过重复处理: {}", messageId);
            return;
        }
        
        try {
            // 处理业务逻辑
            processBusinessLogic(message);
            
            // 标记为已处理
            idempotentService.markAsProcessed(messageId);
            
        } catch (Exception e) {
            log.error("消息处理失败，进入重试机制: {}", messageId, e);
            
            // 重试逻辑（指数退避）
            scheduleRetry(message, e);
        }
    }
    
    /**
     * 指数退避重试机制
     */
    private void scheduleRetry(BusinessMessage message, Exception cause) {
        int retryCount = message.getRetryCount();
        long delay = calculateExponentialBackoff(retryCount);
        
        if (retryCount < MAX_RETRY_COUNT) {
            message.setRetryCount(retryCount + 1);
            messageQueueService.delayedSend(message, delay);
        } else {
            // 超过最大重试次数，进入死信队列人工处理
            handlePoisonMessage(message, cause);
        }
    }
    
    /**
     * 计算指数退避延迟
     */
    private long calculateExponentialBackoff(int retryCount) {
        return (long) Math.min(MAX_DELAY_MS, 
            INITIAL_DELAY_MS * Math.pow(2, retryCount));
    }
}

/**
 * RBAC权限校验拦截器
 */
@Component
public class PermissionInterceptor implements HandlerInterceptor {
    @Autowired
    private PermissionService permissionService;
    
    @Override
    public boolean preHandle(HttpServletRequest request, 
                           HttpServletResponse response, Object handler) throws Exception {
        // 获取当前用户信息
        UserInfo user = getCurrentUser(request);
        if (user == null) {
            response.setStatus(HttpStatus.UNAUTHORIZED.value());
            return false;
        }
        
        // 功能权限校验
        String functionCode = extractFunctionCode(request);
        if (!permissionService.hasFunctionPermission(user, functionCode)) {
            response.setStatus(HttpStatus.FORBIDDEN.value());
            return false;
        }
        
        // 数据权限校验
        String dataScope = extractDataScope(request);
        if (!permissionService.hasDataPermission(user, dataScope)) {
            response.setStatus(HttpStatus.FORBIDDEN.value());
            return false;
        }
        
        // 操作审计日志
        logAuditTrail(user, request);
        
        return true;
    }
    
    /**
     * 四级权限体系校验
     */
    private boolean validateFourLevelPermission(UserInfo user, String resourceType) {
        // 1. 功能权限校验
        if (!checkFunctionPermission(user, resourceType)) {
            return false;
        }
        
        // 2. 数据域权校验
        if (!checkDataDomainPermission(user, resourceType)) {
            return false;
        }
        
        // 3. 操作级别校验
        if (!checkOperationLevelPermission(user, resourceType)) {
            return false;
        }
        
        // 4. 时间范围校验
        if (!checkTimeRangePermission(user)) {
            return false;
        }
        
        return true;
    }
}

/**
 * 电信业务合规性校验器
 */
@Component
public class ComplianceValidator {
    
    /**
     * 实名制合规校验
     */
    public ComplianceResult validateRealNamePolicy(CustomerInfo customer, Product product) {
        ComplianceResult result = new ComplianceResult();
        
        // 身份证校验
        if (!validateIdCard(customer.getIdCard())) {
            result.addViolation("身份证格式不符合要求");
        }
        
        // 实名状态校验
        if (!customer.isRealNameVerified()) {
            result.addViolation("用户未完成实名认证");
        }
        
        // 一证五号校验
        if (exceedsMaxNumbersPerId(customer.getIdCard(), product.getType())) {
            result.addViolation("超过一证五号限制");
        }
        
        return result;
    }
    
    /**
     * 套餐冲突合规校验
     */
    public ComplianceResult validatePackageCompatibility(PackageOrder order) {
        ComplianceResult result = new ComplianceResult();
        
        // 互斥套餐检查
        if (hasConflictingPackage(order.getCustomerId(), order.getPackageId())) {
            result.addViolation("存在互斥套餐，无法同时订购");
        }
        
        // 资源配额检查
        if (exceedsResourceQuota(order.getCustomerId(), order.getPackageId())) {
            result.addViolation("超过资源使用配额限制");
        }
        
        // 地域限制检查
        if (!isAvailableInRegion(order.getRegionCode(), order.getPackageId())) {
            result.addViolation("该套餐在当前地域不可用");
        }
        
        return result;
    }
}

/**
 * 全链路追踪组件
 */
@Component
public class DistributedTracer {
    private ThreadLocal<TraceContext> traceContext = new ThreadLocal<>();
    
    /**
     * 开始新的追踪链路
     */
    public Span startSpan(String operationName, Map<String, String> tags) {
        TraceContext context = traceContext.get();
        Span span;
        
        if (context == null) {
            // 根Span
            span = new Span(generateTraceId(), generateSpanId(), null, operationName);
            context = new TraceContext(span);
            traceContext.set(context);
        } else {
            // 子Span
            span = new Span(context.getTraceId(), generateSpanId(), 
                          context.getCurrentSpanId(), operationName);
            context.pushSpan(span);
        }
        
        span.setTags(tags);
        span.setStartTime(System.currentTimeMillis());
        
        return span;
    }
    
    /**
     * 结束当前Span
     */
    public void finishSpan() {
        TraceContext context = traceContext.get();
        if (context != null) {
            Span span = context.popSpan();
            if (span != null) {
                span.setEndTime(System.currentTimeMillis());
                // 上报追踪数据
                reportSpan(span);
            }
            
            if (context.isEmpty()) {
                traceContext.remove();
            }
        }
    }
    
    /**
     * 1-5-15故障诊断框架
     */
    public DiagnosticResult performDiagnostics(String incidentId) {
        DiagnosticResult result = new DiagnosticResult();
        
        // 1分钟：基础健康检查
        result.setHealthCheck(performHealthCheck());
        
        // 5分钟：业务链路分析
        result.setBusinessFlow(analyzeBusinessFlow(incidentId));
        
        // 15分钟：根因定位
        result.setRootCause(identifyRootCause(incidentId));
        
        return result;
    }
}