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| @Service
@Slf4j
public class AccountMonitoringService {
@Autowired
private MeterRegistry meterRegistry;
@Autowired
private RedisTemplate<String, Object> redisTemplate;
public void recordAccountOperation(String accountNo, String operation, long duration) {
try {
Counter.builder("account.operation.count")
.tag("account_no", accountNo)
.tag("operation", operation)
.register(meterRegistry)
.increment();
Timer.builder("account.operation.duration")
.tag("account_no", accountNo)
.tag("operation", operation)
.register(meterRegistry)
.record(duration, TimeUnit.MILLISECONDS);
String key = "account:metrics:" + accountNo + ":" + LocalDate.now().toString();
redisTemplate.opsForHash().increment(key, operation + ":count", 1);
redisTemplate.opsForHash().increment(key, operation + ":duration", duration);
redisTemplate.expire(key, Duration.ofDays(7));
} catch (Exception e) {
log.error("记录账户操作指标失败: accountNo={}, operation={}", accountNo, operation, e);
}
}
public void recordAccountBalance(String accountNo, BigDecimal balance) {
try {
Gauge.builder("account.balance")
.tag("account_no", accountNo)
.register(meterRegistry, balance, BigDecimal::doubleValue);
String key = "account:balance:" + accountNo;
redisTemplate.opsForValue().set(key, balance, Duration.ofHours(1));
} catch (Exception e) {
log.error("记录账户余额指标失败: accountNo={}", accountNo, e);
}
}
@Scheduled(fixedDelay = 300000)
public void checkAccountAnomalies() {
try {
List<Account> accounts = accountMapper.selectAll();
for (Account account : accounts) {
checkBalanceAnomaly(account);
checkTransactionAnomaly(account);
checkRiskAnomaly(account);
}
} catch (Exception e) {
log.error("检查账户异常失败", e);
}
}
private void checkBalanceAnomaly(Account account) {
if (account.getBalance().compareTo(BigDecimal.ZERO) < 0) {
log.warn("账户余额为负数: accountNo={}, balance={}", account.getAccountNo(), account.getBalance());
sendBalanceAlert(account, "NEGATIVE_BALANCE", account.getBalance());
}
BigDecimal previousBalance = getPreviousBalance(account.getAccountNo());
if (previousBalance != null) {
BigDecimal growth = account.getBalance().subtract(previousBalance);
if (growth.compareTo(new BigDecimal("100000")) > 0) {
log.warn("账户余额异常增长: accountNo={}, growth={}", account.getAccountNo(), growth);
sendBalanceAlert(account, "ABNORMAL_GROWTH", growth);
}
}
}
private void checkTransactionAnomaly(Account account) {
int hourlyCount = getHourlyTransactionCount(account.getAccountNo());
if (hourlyCount > 50) {
log.warn("账户交易频率过高: accountNo={}, count={}", account.getAccountNo(), hourlyCount);
sendTransactionAlert(account, "HIGH_FREQUENCY", hourlyCount);
}
BigDecimal maxAmount = getMaxTransactionAmount(account.getAccountNo());
if (maxAmount.compareTo(new BigDecimal("50000")) > 0) {
log.warn("账户存在大额交易: accountNo={}, amount={}", account.getAccountNo(), maxAmount);
sendTransactionAlert(account, "LARGE_AMOUNT", maxAmount);
}
}
private void checkRiskAnomaly(Account account) {
if (account.getRiskLevel() == RiskLevel.HIGH) {
log.warn("账户风险等级高: accountNo={}", account.getAccountNo());
sendRiskAlert(account, "HIGH_RISK", account.getRiskLevel());
}
int consecutiveFailures = getConsecutiveFailures(account.getAccountNo());
if (consecutiveFailures > 10) {
log.warn("账户连续失败次数过多: accountNo={}, failures={}", account.getAccountNo(), consecutiveFailures);
sendRiskAlert(account, "CONSECUTIVE_FAILURES", consecutiveFailures);
}
}
private void sendBalanceAlert(Account account, String alertType, BigDecimal value) {
try {
BalanceAlert alert = new BalanceAlert();
alert.setAccountNo(account.getAccountNo());
alert.setAlertType(alertType);
alert.setValue(value);
alert.setTimestamp(LocalDateTime.now());
log.info("发送余额告警: {}", alert);
} catch (Exception e) {
log.error("发送余额告警失败: accountNo={}, alertType={}", account.getAccountNo(), alertType, e);
}
}
private void sendTransactionAlert(Account account, String alertType, Object value) {
try {
TransactionAlert alert = new TransactionAlert();
alert.setAccountNo(account.getAccountNo());
alert.setAlertType(alertType);
alert.setValue(value);
alert.setTimestamp(LocalDateTime.now());
log.info("发送交易告警: {}", alert);
} catch (Exception e) {
log.error("发送交易告警失败: accountNo={}, alertType={}", account.getAccountNo(), alertType, e);
}
}
private void sendRiskAlert(Account account, String alertType, Object value) {
try {
RiskAlert alert = new RiskAlert();
alert.setAccountNo(account.getAccountNo());
alert.setAlertType(alertType);
alert.setValue(value);
alert.setTimestamp(LocalDateTime.now());
log.info("发送风险告警: {}", alert);
} catch (Exception e) {
log.error("发送风险告警失败: accountNo={}, alertType={}", account.getAccountNo(), alertType, e);
}
}
private BigDecimal getPreviousBalance(String accountNo) {
String key = "account:balance:" + accountNo;
Object balance = redisTemplate.opsForValue().get(key);
return balance != null ? (BigDecimal) balance : null;
}
private int getHourlyTransactionCount(String accountNo) {
String key = "account:hourly:count:" + accountNo + ":" + LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyyyMMddHH"));
Object count = redisTemplate.opsForValue().get(key);
return count != null ? (Integer) count : 0;
}
private BigDecimal getMaxTransactionAmount(String accountNo) {
String key = "account:max:amount:" + accountNo + ":" + LocalDate.now().toString();
Object amount = redisTemplate.opsForValue().get(key);
return amount != null ? (BigDecimal) amount : BigDecimal.ZERO;
}
private int getConsecutiveFailures(String accountNo) {
String key = "account:failures:" + accountNo;
Object count = redisTemplate.opsForValue().get(key);
return count != null ? (Integer) count : 0;
}
}
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