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static class MySqlC {
AtomicBoolean free = new AtomicBoolean(true);
private SqlSession session;
private BbItemInfoMapper mapper;
public MySqlC(SqlSession session) {
this.session = session;
this.mapper = session.getMapper(BbItemInfoMapper.class);
}
}
private final ArrayList<MySqlC> connectionLists = new ArrayList<>();
private MySqlC getFreeConnection() {
for (MySqlC connectionList : connectionLists) {
if (connectionList.free.get()) {
return connectionList;
}
}
return null;
}
public void importPlu(String filePath, Long batchId) {
try {
File file = new File(filePath);
CsvReader reader = CsvUtil.getReader();
//设置文件读取的分隔符
reader.setFieldSeparator('|');
String charSet = FileUtils.getCharSet(new BufferedInputStream(new FileInputStream(file)));
//根据特定的编码方式读取File的内容
CsvData data = reader.read(file, Charset.forName(charSet));
if (data == null) {
log.error("read csvData got null");
return;
}
ArrayList<BbItemInfo> nInfoList = new ArrayList<>();
int insertCount = 0;
CsvRow firstRow;
String storeNum = "";
int batchCount = 0;
CountDownLatch countDownLatch = new CountDownLatch(data.getRowCount());
connectionLists.add(new MySqlC(sqlSessionFactory.openSession(ExecutorType.BATCH, false)));
connectionLists.add(new MySqlC(sqlSessionFactory.openSession(ExecutorType.BATCH, false)));
connectionLists.add(new MySqlC(sqlSessionFactory.openSession(ExecutorType.BATCH, false)));
connectionLists.add(new MySqlC(sqlSessionFactory.openSession(ExecutorType.BATCH, false)));
// SqlSession sqlsession = sqlSessionFactory.openSession(ExecutorType.BATCH, false);
// BbItemInfoMapper bbItemInfoMapper = sqlsession.getMapper(BbItemInfoMapper.class);
for (int i = 0; i < data.getRowCount(); i++) {
if (i == 0) {
firstRow = data.getRow(i);
log.debug(JSON.toJSONString(firstRow));
storeNum = firstRow.get(6);
countDownLatch.countDown();
} else {
CsvRow row = data.getRow(i);
if (row == null) {
log.warn("line 0 is null ");
} else {
log.debug(JSON.toJSONString(row));
BbItemInfo info = new BbItemInfo();
info.setPlu_btch_nbr(row.get(0));
info.setItm_id(StringUtils.parseStr2Int(row.get(2)));
info.setStr_hier_id(StringUtils.parseStr2Int(row.get(3)));
info.setDspl_descr(row.get(6));
info.setRcpt_descr(row.get(8));
info.setTaxability_cd(row.get(9));
info.setSls_auth_fg(row.get(19));
info.setRtl_prc(row.get(23));
info.setTax_rate1_fg(row.get(47));
info.setTax_rate3_fg(row.get(48));
info.setTax_rate4_fg(row.get(49));
info.setTax_rate5_fg(row.get(50));
info.setTax_rate6_fg(row.get(51));
info.setTax_rate7_fg(row.get(52));
info.setTax_rate8_fg(row.get(53));
info.setSubdep_id(StringUtils.parseStr2Int(row.get(61)));
info.setRcpt_descr1(row.get(78));
info.setRcpt_descr2(row.get(79));
info.setRcpt_descr3(row.get(80));
info.setIntrnl_id(StringUtils.parseStr2Int(row.get(85)));
info.setBns_by_descr(row.get(108));
info.setComp_prc(row.get(110));
info.setVnd_itm_id2(row.get(137));
info.setBatch_id(batchId);
info.setStatus_id(0);
info.setAdd_time(new Date());
info.setOp_code(StringUtils.parseStr2Int(row.get(1)));
info.setStore_num(storeNum);
batchCount++;
nInfoList.add(info);
}
}
if (batchCount > 999) {
long startSave = System.currentTimeMillis();
int finalBatchCount = batchCount;
final ArrayList<BbItemInfo> insertList = nInfoList;
PriorityThreadFactory.getPool().execute(new PriorityThread() {
@Override
public void run() {
MySqlC c;
while ((c = getFreeConnection()) != null) {
c.free.set(false);
commit(insertList, c.session, c.mapper);
c.free.set(true);
for (int j = 0; j < finalBatchCount; j++) {
countDownLatch.countDown();
}
break;
}
}
@Override
public String getThreadName() {
return "t" + System.currentTimeMillis();
}
});
log.info("保存耗费 :" + (System.currentTimeMillis() - startSave) + "ms");
insertCount += batchCount;
batchCount = 0;
nInfoList = new ArrayList<>();
}
}
int finalBatchCount = batchCount;
final ArrayList<BbItemInfo> insertList = nInfoList;
PriorityThreadFactory.getPool().execute(new PriorityThread() {
@Override
public void run() {
MySqlC c;
while ((c = getFreeConnection()) != null) {
commit(insertList, c.session, c.mapper);
for (int j = 0; j < finalBatchCount; j++) {
countDownLatch.countDown();
}
break;
}
}
@Override
public String getThreadName() {
return "t" + System.currentTimeMillis();
}
});
insertCount += batchCount;
countDownLatch.await();
for (int i = 0; i < connectionLists.size(); i++) {
connectionLists.get(i).session.close();
}
log.info(String.format("\n导入itemInfo(" + filePath + "), 单据数:%s, 导入数量:%s ", data.getRowCount(), insertCount));
} catch (Exception e) {
e.printStackTrace();
log.error("导入itemInfo", e);
}
}
public synchronized void commit(List<BbItemInfo> bbItemInfos, SqlSession sqlsession, BbItemInfoMapper bbItemInfoMapper) {
for (BbItemInfo bbItemInfo : bbItemInfos) {
bbItemInfoMapper.insert(bbItemInfo);
}
sqlsession.commit();
sqlsession.clearCache();
}
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