ScheduleRuleServiceImpl.java
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package com.bsth.service.schedule.rules;
import com.bsth.entity.schedule.SchedulePlan;
import com.bsth.entity.schedule.SchedulePlanInfo;
import com.bsth.entity.schedule.temp.SchedulePlanRuleResult;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.jdbc.core.BatchPreparedStatementSetter;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.jdbc.core.PreparedStatementCreator;
import org.springframework.jdbc.core.RowMapper;
import org.springframework.jdbc.support.GeneratedKeyHolder;
import org.springframework.jdbc.support.KeyHolder;
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.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
/**
* Created by xu on 17/4/19.
*/
@Service
public class ScheduleRuleServiceImpl implements ScheduleRuleService {
/** 日志记录器 */
private static final Logger logger = LoggerFactory.getLogger(ScheduleRuleServiceImpl.class);
@Autowired
private JdbcTemplate jdbcTemplate;
@Override
public List<SchedulePlanRuleResult> findLastByXl(String xlid, Date from) {
String sql = "select * from bsth_c_s_sp_rule_rst a " +
"where exists (select 1 from " +
"(select t.rule_id as rid, max(t.schedule_date) as sd from bsth_c_s_sp_rule_rst t " +
"where t.xl_id = ? and t.schedule_date < ? " +
"group by t.rule_id) a2 " +
"where a.rule_id = rid and a.schedule_date = sd) ";
return jdbcTemplate.query(sql, new Object[]{xlid, from}, new RowMapper<SchedulePlanRuleResult>() {
@Override
public SchedulePlanRuleResult mapRow(ResultSet rs, int i) throws SQLException {
SchedulePlanRuleResult obj = new SchedulePlanRuleResult();
obj.setRuleId(rs.getString("rule_id"));
obj.setScheduleDate(rs.getDate("schedule_date"));
obj.setGidindex(rs.getString("gidindex"));
obj.setEcindex(rs.getString("ecindex"));
// 其他字段没用
return obj;
}
});
}
@Transactional(propagation = Propagation.REQUIRED, isolation = Isolation.READ_COMMITTED)
public void deleteSchedulePlanAll(Long id) {
String sql1 = "delete from bsth_c_s_sp where id = ?";
String sql2 = "delete from bsth_c_s_sp_info where schedule_plan = ?";
jdbcTemplate.update(sql2, id);
jdbcTemplate.update(sql1, id);
}
@Transactional(propagation = Propagation.REQUIRED, isolation = Isolation.READ_COMMITTED)
public void deelteSchedulePlanInfo(Integer xlid, Date datefrom, Date dateto) {
String sql = "delete from bsth_c_s_sp_info where xl = ? and schedule_date >= ? and schedule_date <= ?";
jdbcTemplate.update(sql, xlid, datefrom, dateto);
}
@Transactional(propagation = Propagation.REQUIRED, isolation = Isolation.READ_COMMITTED)
@Override
public void generateSchedulePlan(final SchedulePlan schedulePlan, final List<SchedulePlanInfo> schedulePlanInfos) {
// 1、插入排班计划主表，并获取主键id
KeyHolder keyHolder = new GeneratedKeyHolder();
jdbcTemplate.update(new PreparedStatementCreator() {
@Override
public PreparedStatement createPreparedStatement(Connection connection) throws SQLException {
PreparedStatement ps = connection.prepareStatement(
SchedulePlan.generateInsertSql(), new String[] {"id"});
schedulePlan.preparedStatementSet(ps);
return ps;
}
}, keyHolder);
SchedulePlan master = new SchedulePlan();
master.setId(keyHolder.getKey().longValue());
for (SchedulePlanInfo schedulePlanInfo : schedulePlanInfos) {
schedulePlanInfo.setSchedulePlan(master);
}
// 2、批量插入排班计划从表
List<List<SchedulePlanInfo>> lists = new ArrayList<>();
int batchSize = 2000;
int loopCount = schedulePlanInfos.size() / batchSize;
int otherCount = schedulePlanInfos.size() % batchSize;
for (int i = 0; i < loopCount; i++) {
lists.add(schedulePlanInfos.subList(i * batchSize, i * batchSize + batchSize));
}
if (otherCount > 0) {
lists.add(schedulePlanInfos.subList(loopCount * batchSize, loopCount * batchSize + otherCount));
}
for (final List<SchedulePlanInfo> list : lists) {
jdbcTemplate.batchUpdate(SchedulePlanInfo.generateInsertSql(), new BatchPreparedStatementSetter() {
@Override
public void setValues(PreparedStatement preparedStatement, int i) throws SQLException {
SchedulePlanInfo schedulePlanInfo = list.get(i);
schedulePlanInfo.preparedStatementSet(preparedStatement);
}
@Override
public int getBatchSize() {
return list.size();
}
});
}
}
}