SchedulePlanServiceImpl.java
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package com.bsth.service.schedule.impl;
import com.bsth.entity.Line;
import com.bsth.entity.schedule.SchedulePlan;
import com.bsth.entity.schedule.TTInfo;
import com.bsth.repository.BusinessRepository;
import com.bsth.repository.LineRepository;
import com.bsth.repository.schedule.*;
import com.bsth.service.schedule.SchedulePlanService;
import com.bsth.service.schedule.exception.ScheduleException;
import com.bsth.service.schedule.impl.plan.DroolsSchedulePlan;
import com.bsth.service.schedule.impl.plan.ScheduleRuleService;
import com.bsth.service.schedule.impl.plan.kBase3.validate.rule.ValidateRuleResult;
import com.bsth.service.schedule.impl.plan.kBase3.validate.timetable.CalcuParam;
import com.bsth.service.schedule.impl.plan.kBase3.validate.timetable.Result;
import org.joda.time.DateTime;
import org.kie.api.KieBase;
import org.kie.api.runtime.KieSession;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Isolation;
import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional;
import java.util.*;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.locks.ReentrantLock;
/**
* Created by xu on 16/6/16.
*/
@Service
public class SchedulePlanServiceImpl extends BServiceImpl<SchedulePlan, Long> implements SchedulePlanService {
@Autowired
@Qualifier("coreKBase")
private KieBase coreKBase;
@Autowired
@Qualifier("preKBase")
private KieBase preKBase;
@Autowired
@Qualifier("KBase3")
private KieBase validateKBase;
@Autowired
private ScheduleRule1FlatRepository scheduleRule1FlatRepository;
@Autowired
private TTInfoRepository ttInfoRepository;
@Autowired
private TTInfoDetailRepository ttInfoDetailRepository;
@Autowired
private LineRepository lineRepository;
@Autowired
private CarConfigInfoRepository carConfigInfoRepository;
@Autowired
private GuideboardInfoRepository guideboardInfoRepository;
@Autowired
private EmployeeConfigInfoRepository employeeConfigInfoRepository;
@Autowired
private BusinessRepository businessRepository;
@Autowired
private ScheduleRuleService scheduleRuleService;
@Autowired
private RerunRuleRepository rerunRuleRepository;
/** 日志记录器 */
private Logger logger = LoggerFactory.getLogger(SchedulePlanServiceImpl.class);
/** 线路独占锁 */
private ConcurrentHashMap<Integer, ReentrantLock> lineXLatchMaps = new ConcurrentHashMap<>();
private ReentrantLock getLineXLatch(Integer xlid) {
ReentrantLock lineXLatch = lineXLatchMaps.get(xlid);
if (lineXLatch == null) {
lineXLatch = new ReentrantLock();
ReentrantLock pre = lineXLatchMaps.putIfAbsent(xlid, lineXLatch);
if (pre != null) {
lineXLatch = pre;
}
}
return lineXLatch;
}
@Transactional(propagation = Propagation.REQUIRED, isolation = Isolation.READ_COMMITTED)
public SchedulePlan save(SchedulePlan schedulePlan) {
ReentrantLock lineXLatch = getLineXLatch(schedulePlan.getXl().getId());
try {
if (lineXLatch.tryLock(1, TimeUnit.SECONDS)) {
// pre、如果排班的数据之前已经有了，删除之前的数据
Date startPre = new Date();
scheduleRuleService.deleteSchedulePlanInfo(
schedulePlan.getXl().getLineCode(),
schedulePlan.getScheduleFromTime(),
schedulePlan.getScheduleToTime());
Date endPre = new Date();
logger.info("删除数据 {} ms --->", endPre.getTime() - startPre.getTime());
// core、生成排班计划
DroolsSchedulePlan droolsSchedulePlan = new DroolsSchedulePlan(
schedulePlan,
lineRepository, scheduleRule1FlatRepository,
ttInfoRepository, ttInfoDetailRepository,
carConfigInfoRepository, employeeConfigInfoRepository,
rerunRuleRepository, businessRepository,
scheduleRuleService,
preKBase, coreKBase,
logger
);
droolsSchedulePlan.generatePlan();
return new SchedulePlan();
} else {
throw new ScheduleException("当前线路正在排班，请稍后再操作...");
}
} catch (Exception exp) {
throw new RuntimeException(exp);
} finally {
try {
lineXLatch.unlock();
} catch (Exception exp2) {
}
}
}
@Override
public void delete(Long aLong) throws ScheduleException {
scheduleRuleService.deleteSchedulePlanAll(aLong);
}
@Override
public SchedulePlan findSchedulePlanTommorw() {
DateTime today = new DateTime(new Date());
DateTime tommorw = new DateTime(
today.getYear(), today.getMonthOfYear(),
today.getDayOfMonth(), 0, 0).plusDays(1);
Map<String, Object> param = new HashMap<>();
param.put("scheduleFromTime_le", tommorw.toDate());
param.put("scheduleToTime_ge", tommorw.toDate());
Iterator<SchedulePlan> schedulePlanIterator = this.list(param).iterator();
if (schedulePlanIterator.hasNext()) {
return schedulePlanIterator.next();
}
return null;
}
@Override
public Result validateTTInfo(Integer xlid, Date from, Date to) {
// 构造drools session->载入数据->启动规则->计算->销毁session
// 创建session，内部配置的是stateful
KieSession session = validateKBase.newKieSession();
// 设置gloable对象，在drl中通过别名使用
session.setGlobal("log", logger);
session.setGlobal("tTInfoDetailRepository", ttInfoDetailRepository);
Result rs = new Result(); // 输出gloable对象
session.setGlobal("rs", rs);
// 载入数据
Line line = lineRepository.findOne(xlid);
session.insert(line);
CalcuParam calcuParam = new CalcuParam(
new DateTime(from), new DateTime(to), xlid);
session.insert(calcuParam);
List<TTInfo> ttInfos = ttInfoRepository.findByXlId(xlid);
for (TTInfo ttInfo: ttInfos) {
session.insert(ttInfo);
}
// 执行rule
session.fireAllRules();
// 执行完毕销毁，有日志的也要关闭
session.dispose();
return rs;
}
@Override
public ValidateRuleResult validateRule(Integer xlId, Date from, Date to) {
KieSession session = validateKBase.newKieSession();
session.setGlobal("LOG", logger);
session.setGlobal("ccRepo", carConfigInfoRepository);
session.setGlobal("lpRepo", guideboardInfoRepository);
session.setGlobal("ecRepo", employeeConfigInfoRepository);
session.setGlobal("ruleRepo", scheduleRule1FlatRepository);
ValidateRuleResult result = new ValidateRuleResult();
session.setGlobal("result", result);
com.bsth.service.schedule.impl.plan.kBase3.validate.rule.CalcuParam calcuParam =
new com.bsth.service.schedule.impl.plan.kBase3.validate.rule.CalcuParam();
calcuParam.setXlId(xlId);
calcuParam.setFromDate(new DateTime(from));
calcuParam.setToDate(new DateTime(to));
session.insert(calcuParam);
session.fireAllRules();
session.dispose();;
return result;
}
}