Commit 767e04f9 authored by qinxunjia's avatar qinxunjia

修改ID生成方式

parent a57bd496
......@@ -5,6 +5,7 @@ import com.bgy.sms.channel.dmHub.config.DmHubConfig;
import com.bgy.sms.channel.dto.*;
import com.bgy.sms.config.ResponseCode;
import com.bgy.sms.service.MessageService;
import com.bgy.sms.service.XiaoShuService;
import com.bgy.util.Md5Util;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
......@@ -20,6 +21,11 @@ public class DmHubApi {
@Autowired
private MessageService messageService;
@Autowired
private XiaoShuService xiaoShuService;
private static final String REJECTED = "rejected"; // 创建模板响应数据
private static final String APPROVED = "approved"; // 创建模板响应数据
@GetMapping("/ping")
public String ping() {
......@@ -34,22 +40,20 @@ public class DmHubApi {
* @return
*/
@PostMapping("/sms/template")
public DmHubResponse template(@RequestBody DmHubTemplateRequest params, String appId, String timestamp, String signature) {
public void template(@RequestBody DmHubTemplateRequest params, String appId, String timestamp, String signature) {
log.info("**********创建模板接口入参*******:{},\r\n appId:{},timestamp:{},signature:{}", JSONObject.toJSONString(params), appId, timestamp, signature);
DmHubResponse response;
try {
boolean checkResult = this.checkSignature(timestamp, signature);
if (!checkResult) {
response = new DmHubResponse("555", "接口请求签名校验不通过");
log.info("**********创建模板接口出参*******:{}", JSONObject.toJSONString(response));
return response;
xiaoShuService.updateDmhubSmsTempStatus(REJECTED, params.getTemplateId(), "接口请求签名校验不通过");
log.info("**********创建模板接口出参*******:{}", "接口请求签名校验不通过");
}
messageService.createTemplate(params);
} catch (Exception e) {
log.error("创建模板短信异常", e);
new DmHubResponse("999", "创建模板短信异常");
}
return null;
}
/**
......
......@@ -160,7 +160,7 @@ public class BgySmsServiceImpl implements BgySmsService {
updateInfo.setUpRejectMsg(auditReason);
updateInfo.setLastUpdated(new Date());
smsTemplateService.updateById(updateInfo);
xiaoShuService.updateDmhubSmsTempStatus(dmhubStatue,smsTemplateInfo.getDmTemplateId());
xiaoShuService.updateDmhubSmsTempStatus(dmhubStatue,smsTemplateInfo.getDmTemplateId(),auditReason);
return new BGYResponse();
}
......
......@@ -9,7 +9,7 @@ import java.util.Date;
public class DmBatchInfo {
private Long id;
private String id;
private String dmBatchId;
......@@ -26,11 +26,11 @@ public class DmBatchInfo {
private Date lastUpdated;
public Long getId() {
public String getId() {
return id;
}
public void setId(Long id) {
public void setId(String id) {
this.id = id;
}
......
......@@ -9,7 +9,7 @@ import java.util.Date;
public class DmCodeInfo {
private Long id;
private String id;
private String mobile;
......@@ -19,11 +19,11 @@ public class DmCodeInfo {
private Date dateCreated;
public Long getId() {
public String getId() {
return id;
}
public void setId(Long id) {
public void setId(String id) {
this.id = id;
}
......
......@@ -10,7 +10,7 @@ import java.util.Date;
public class SmsTemplateInfo {
private Long id;
private String id;
private String dmTemplateId;
......@@ -91,11 +91,11 @@ public class SmsTemplateInfo {
this.tenantId = tenantId;
}
public Long getId() {
public String getId() {
return id;
}
public void setId(Long id) {
public void setId(String id) {
this.id = id;
}
......
......@@ -7,13 +7,13 @@ import java.util.Date;
@TableName("sys_batch")
public class SysBatchInfo {
private Long id;
private String id;
private String dmBatchId;
private String dmTemplateId;
private Long batchId;
private String batchId;
private String report;
......@@ -31,11 +31,11 @@ public class SysBatchInfo {
private Date lastUpdated;
public Long getId() {
public String getId() {
return id;
}
public void setId(Long id) {
public void setId(String id) {
this.id = id;
}
......@@ -55,11 +55,11 @@ public class SysBatchInfo {
this.dmTemplateId = dmTemplateId;
}
public Long getBatchId() {
public String getBatchId() {
return batchId;
}
public void setBatchId(Long batchId) {
public void setBatchId(String batchId) {
this.batchId = batchId;
}
......
......@@ -7,9 +7,9 @@ import java.util.Date;
@TableName("sms_record")
public class SysRecordInfo {
private Long id;
private String id;
private Long sysBatchId;
private String sysBatchId;
private String mobile;
......@@ -39,19 +39,19 @@ public class SysRecordInfo {
this.areaId = areaId;
}
public Long getId() {
public String getId() {
return id;
}
public void setId(Long id) {
public void setId(String id) {
this.id = id;
}
public Long getSysBatchId() {
public String getSysBatchId() {
return sysBatchId;
}
public void setSysBatchId(Long sysBatchId) {
public void setSysBatchId(String sysBatchId) {
this.sysBatchId = sysBatchId;
}
......
......@@ -5,5 +5,5 @@ import org.apache.ibatis.annotations.Param;
public interface XiaoShuMapper {
String getLoginNameByTempId(@Param("tempId") String templateId);
void updateDmhubTemp(@Param("status")String status, @Param("tempId")String tempId);
void updateDmhubTemp(@Param("status")String status, @Param("tempId")String tempId,@Param("desc") String desc);
}
......@@ -3,5 +3,5 @@ package com.bgy.sms.service;
public interface XiaoShuService {
String selectUserIdByTemplate(String templateId);
void updateDmhubSmsTempStatus(String dmhubStatue, String dmTemplateId);
void updateDmhubSmsTempStatus(String dmhubStatue, String dmTemplateId,String desc);
}
......@@ -11,7 +11,7 @@ import com.bgy.sms.config.ResponseCode;
import com.bgy.sms.repository.domain.*;
import com.bgy.sms.service.*;
import com.bgy.sms.service.bean.TemplateChangeBean;
import com.bgy.util.id.IdHandler;
import com.bgy.util.id.UUIDUtils;
import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
......@@ -47,6 +47,9 @@ public class MessageServiceImpl implements MessageService {
@Autowired
private XiaoShuService xiaoShuService;
private static final String REJECTED = "rejected"; // 创建模板响应数据
private static final String APPROVED = "approved"; // 创建模板响应数据
/**
* 短信模板创建
*
......@@ -58,14 +61,14 @@ public class MessageServiceImpl implements MessageService {
log.info("进入创建短信模板业务逻辑,入参:{}", requestDTO);
DmHubResponse responseDTO = new DmHubResponse(ResponseCode.SUCCESS);
String templateId = null;
try {
String templateContent = requestDTO.getTemplateContent();
String signature = requestDTO.getSignature();
String smsType = requestDTO.getSmsType();
String tenantId = requestDTO.getTenantId();
String templateId = requestDTO.getTemplateId();
templateId = requestDTO.getTemplateId();
String templateName = requestDTO.getTemplateName();
// 替换模板格式,保存适合碧桂园发送短信的模板,避免发送时修改模板格式
TemplateChangeBean bean = dmHub2BgyTemplateSend(templateContent);
String bgySendStr = bean.getUpSendStr();
......@@ -73,6 +76,7 @@ public class MessageServiceImpl implements MessageService {
SmsTemplateInfo dbInfo = smsTemplateService.selectOne(new EntityWrapper<SmsTemplateInfo>().eq("dm_template_id", templateId));
if (dbInfo != null) {
log.error("Dm Hub请求创建模板,模板id已存在,模板id:【{}】", templateId);
xiaoShuService.updateDmhubSmsTempStatus(REJECTED, templateId, "模板id已存在,请重新创建");
return new DmHubResponse(ResponseCode.TEMPLATE_ALREADY_EXISTED);
}
SmsTemplateInfo info = new SmsTemplateInfo();
......@@ -80,7 +84,7 @@ public class MessageServiceImpl implements MessageService {
info.setType(smsType);
info.setDmTemplateId(templateId);
info.setTenantId(tenantId);
info.setId(IdHandler.nextId());
info.setId(UUIDUtils.getId());
info.setSignature(signature);
info.setTemplateName(templateName);
info.setDateCreated(new Date());
......@@ -91,9 +95,10 @@ public class MessageServiceImpl implements MessageService {
boolean insert = smsTemplateService.insert(info);
if (!insert) {
log.error("模板插入DB异常:【{}】", JSONObject.toJSONString(info));
xiaoShuService.updateDmhubSmsTempStatus(REJECTED, templateId, "插件系统异常");
return new DmHubResponse(ResponseCode.SYSTEM_ERROR);
} else {
String pkID = info.getId() + "";
String pkID = info.getId();
String TEMPLATETYPE = "";
if ("marketing".equals(smsType)) {
TEMPLATETYPE = "52";
......@@ -103,6 +108,7 @@ public class MessageServiceImpl implements MessageService {
CLBizResponse response = new CLBizResponse();
String account = xiaoShuService.selectUserIdByTemplate(templateId);
if (StringUtils.isBlank(account)) {
xiaoShuService.updateDmhubSmsTempStatus(REJECTED, templateId, "未找到当前登录用户的售楼系统ID");
return new DmHubResponse(ResponseCode.NO_USER_ID);
}
response = bgySmsService.createTemplate(bgySendStr, account, TEMPLATETYPE, pkID);
......@@ -111,15 +117,19 @@ public class MessageServiceImpl implements MessageService {
if (code.equals(ResponseCode.SUCCESS.getCode())) {
SmsTemplateInfo updateInfo = new SmsTemplateInfo();
updateInfo.setTemplateRecordId(msg);
updateInfo.setId(Long.parseLong(pkID));
updateInfo.setId(pkID);
smsTemplateService.updateById(updateInfo);
return new DmHubResponse(ResponseCode.SUCCESS);
} else {
xiaoShuService.updateDmhubSmsTempStatus(REJECTED, templateId, msg);
return new DmHubResponse(code, msg);
}
}
} catch (Exception exception) {
log.error("创建模板业务逻辑异常,错误信息", exception);
if (!StringUtils.isBlank(templateId)) {
xiaoShuService.updateDmhubSmsTempStatus(REJECTED, templateId, "插件系统异常");
}
responseDTO = new DmHubResponse(ResponseCode.SYSTEM_ERROR);
}
return responseDTO;
......@@ -252,10 +262,10 @@ public class MessageServiceImpl implements MessageService {
String type = templateInfo.getType();
// 3、记录批次信息
SysBatchInfo sysBatchInfo = new SysBatchInfo();
long sysBatchId = IdHandler.nextId();
String sysBatchId = UUIDUtils.getId();
sysBatchInfo.setBatchId(sysBatchId);
sysBatchInfo.setDmBatchId(dmHubBatchId);
sysBatchInfo.setId(IdHandler.nextId());
sysBatchInfo.setId(UUIDUtils.getId());
sysBatchInfo.setDmTemplateId(templateId);
sysBatchInfo.setReport("1");
sysBatchInfo.setSmsNum(1);
......@@ -280,13 +290,11 @@ public class MessageServiceImpl implements MessageService {
} else {
api = "SendNotifySMS";
}
response = bgySmsService.sendSms(mobile, content, channelAccount, api);
//4.短信发送记录
SysRecordInfo sysRecordInfo = new SysRecordInfo();
sysRecordInfo.setId(IdHandler.nextId());
long sysRecordInfoBatchId = IdHandler.nextId();
sysRecordInfo.setId(UUIDUtils.getId());
String sysRecordInfoBatchId = UUIDUtils.getId();
sysRecordInfo.setSysBatchId(sysRecordInfoBatchId);
sysRecordInfo.setMobile(mobile);
sysRecordInfo.setChargeNum(1);
......@@ -324,7 +332,7 @@ public class MessageServiceImpl implements MessageService {
String content = "您的验证码是:" + code;
try {
DmCodeInfo codeInfo = new DmCodeInfo();
codeInfo.setId(IdHandler.nextId());
codeInfo.setId(UUIDUtils.getId());
codeInfo.setAreaId(BgySMSConfig.areaId);
codeInfo.setCode(code);
codeInfo.setMobile(mobile);
......@@ -428,17 +436,17 @@ public class MessageServiceImpl implements MessageService {
dmInfo.setDmBatchId(batchId);
dmInfo.setDmTemplateId(templateId);
dmInfo.setSmsNum(data.size());
dmInfo.setId(IdHandler.nextId());
dmInfo.setId(UUIDUtils.getId());
dmInfo.setDateCreated(new Date());
dmInfo.setLastUpdated(new Date());
dmBatchService.insert(dmInfo);
SysBatchInfo info = new SysBatchInfo();
info.setId(info.getBatchId());
String sysBatchId = UUIDUtils.getId();
info.setId(sysBatchId);
info.setDmBatchId(batchId);
info.setSmsNum(data.size());
info.setDmTemplateId(templateId);
Long sysBatchId = IdHandler.nextId();
info.setBatchId(sysBatchId);
info.setDateCreated(new Date());
info.setLastUpdated(new Date());
......@@ -447,8 +455,8 @@ public class MessageServiceImpl implements MessageService {
//4.短信发送记录
SysRecordInfo sysRecordInfo = new SysRecordInfo();
sysRecordInfo.setId(IdHandler.nextId());
long sysRecordInfoBatchId = IdHandler.nextId();
sysRecordInfo.setId(UUIDUtils.getId());
String sysRecordInfoBatchId = UUIDUtils.getId();
sysRecordInfo.setSysBatchId(sysRecordInfoBatchId);
Date date = new Date();
sysRecordInfo.setDateCreated(date);
......@@ -494,8 +502,7 @@ public class MessageServiceImpl implements MessageService {
return new DmHubResponse("999", "插件服务系统异常");
}
}
else {
} else {
// 变量短信
Set<Map.Entry<String, List<String>>> entries = paramsMap.entrySet();
List<JSONObject> list = new ArrayList<>();
......
......@@ -25,7 +25,7 @@ public class XiaoShuServiceImpl implements XiaoShuService {
@Override
@DB(value = DataSourceType.DB2)
public void updateDmhubSmsTempStatus(String dmhubStatue, String dmTemplateId) {
xiaoShuMapper.updateDmhubTemp( dmhubStatue, dmTemplateId);
public void updateDmhubSmsTempStatus(String dmhubStatue, String dmTemplateId,String desc) {
xiaoShuMapper.updateDmhubTemp( dmhubStatue, dmTemplateId,desc);
}
}
package com.bgy.util.id;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
/**
* 基于Twitter的Snowflake算法实现分布式高效有序ID生产黑科技(sequence)
*
* <br>
* SnowFlake的结构如下(每部分用-分开):<br>
* <br>
* 0 - 0000000000 0000000000 0000000000 0000000000 0 - 00000 - 00000 - 000000000000 <br>
* <br>
* 1位标识,由于long基本类型在Java中是带符号的,最高位是符号位,正数是0,负数是1,所以id一般是正数,最高位是0<br>
* <br>
* 41位时间截(毫秒级),注意,41位时间截不是存储当前时间的时间截,而是存储时间截的差值(当前时间截 - 开始时间截)
* 得到的值),这里的的开始时间截,一般是我们的id生成器开始使用的时间,由我们程序来指定的(如下下面程序IdWorker类的startTime属性)。41位的时间截,可以使用69年,年T = (1L << 41) / (1000L * 60 * 60 * 24 * 365) = 69<br>
* <br>
* 10位的数据机器位,可以部署在1024个节点,包括5位datacenterId和5位workerId<br>
* <br>
* 12位序列,毫秒内的计数,12位的计数顺序号支持每个节点每毫秒(同一机器,同一时间截)产生4096个ID序号<br>
* <br>
* <br>
* 加起来刚好64位,为一个Long型。<br>
* SnowFlake的优点是,整体上按照时间自增排序,并且整个分布式系统内不会产生ID碰撞(由数据中心ID和机器ID作区分),并且效率较高,经测试,SnowFlake每秒能够产生26万ID左右。
*
* @author lry
* @modify shuliangxing
* @see <a href="https://tech.meituan.com/MT_Leaf.html">常见id策略对比分析</a>
* @see <a href="https://github.com/twitter/snowflake">twitter snowflake</a>
* @see <a href="https://gitee.com/yu120/sequence">sequence</a>
*/
public class Id {
/**
* 起始时间戳,用于用当前时间戳减去这个时间戳,算出偏移量
**/
// 某一时刻时间戳, 2018-05-01 00:00:00 1525104000000
private final long startTime = 1525104000000L;
/**
* workerId占用的位数5(表示只允许workId的范围为:0-1023)
**/
private final long workerIdBits = 5L;
/**
* dataCenterId占用的位数:5
**/
private final long dataCenterIdBits = 5L;
/**
* 序列号占用的位数:12(表示只允许workId的范围为:0-4095)
**/
private final long sequenceBits = 12L;
/**
* workerId可以使用的最大数值:31
**/
private final long maxWorkerId = -1L ^ (-1L << workerIdBits);
/**
* dataCenterId可以使用的最大数值:31
**/
private final long maxDataCenterId = -1L ^ (-1L << dataCenterIdBits);
private final long workerIdShift = sequenceBits;
private final long dataCenterIdShift = sequenceBits + workerIdBits;
private final long timestampLeftShift = sequenceBits + workerIdBits + dataCenterIdBits;
/**
* 用mask防止溢出:位与运算保证计算的结果范围始终是 0-4095
**/
private final long sequenceMask = -1L ^ (-1L << sequenceBits);
private long workerId;
private long dataCenterId;
private long sequence = 0L;
private long lastTimestamp = -1L;
private boolean isClock = false;
/**
* 基于Snowflake创建分布式ID生成器
* <p>
* 注:sequence
*
* @param workerId 工作机器ID,数据范围为0~31
* @param dataCenterId 数据中心ID,数据范围为0~31
*/
public Id(long workerId, long dataCenterId) {
if (workerId > maxWorkerId || workerId < 0) {
throw new IllegalArgumentException(String.format("worker Id can't be greater than %d or less than 0", maxWorkerId));
}
if (dataCenterId > maxDataCenterId || dataCenterId < 0) {
throw new IllegalArgumentException(String.format("dataCenter Id can't be greater than %d or less than 0", maxDataCenterId));
}
this.workerId = workerId;
this.dataCenterId = dataCenterId;
}
public void setClock(boolean clock) {
isClock = clock;
}
/**
* 获取ID
*
* @return
*/
public synchronized Long nextId() {
long timestamp = this.timeGen();
// 闰秒:如果当前时间小于上一次ID生成的时间戳,说明系统时钟回退过这个时候应当抛出异常
if (timestamp < lastTimestamp) {
long offset = lastTimestamp - timestamp;
if (offset <= 5) {
try {
this.wait(offset << 1);
timestamp = this.timeGen();
if (timestamp < lastTimestamp) {
throw new RuntimeException(String.format("Clock moved backwards. Refusing to generate id for %d milliseconds", offset));
}
} catch (Exception e) {
throw new RuntimeException(e);
}
} else {
throw new RuntimeException(String.format("Clock moved backwards. Refusing to generate id for %d milliseconds", offset));
}
}
// 解决跨毫秒生成ID序列号始终为偶数的缺陷:如果是同一时间生成的,则进行毫秒内序列
if (lastTimestamp == timestamp) {
// 通过位与运算保证计算的结果范围始终是 0-4095
sequence = (sequence + 1) & sequenceMask;
if (sequence == 0) {
timestamp = this.tilNextMillis(lastTimestamp);
}
} else {
// 时间戳改变,毫秒内序列重置
sequence = 0L;
}
lastTimestamp = timestamp;
/*
* 1.左移运算是为了将数值移动到对应的段(41、5、5,12那段因为本来就在最右,因此不用左移)
* 2.然后对每个左移后的值(la、lb、lc、sequence)做位或运算,是为了把各个短的数据合并起来,合并成一个二进制数
* 3.最后转换成10进制,就是最终生成的id
*/
return ((timestamp - startTime) << timestampLeftShift) |
(dataCenterId << dataCenterIdShift) |
(workerId << workerIdShift) |
sequence;
}
/**
* 保证返回的毫秒数在参数之后(阻塞到下一个毫秒,直到获得新的时间戳)
*
* @param lastTimestamp
* @return
*/
private long tilNextMillis(long lastTimestamp) {
long timestamp = this.timeGen();
while (timestamp <= lastTimestamp) {
timestamp = this.timeGen();
}
return timestamp;
}
/**
* 获得系统当前毫秒数
*
* @return timestamp
*/
private long timeGen() {
if (isClock) {
// 解决高并发下获取时间戳的性能问题
return SystemClock.now();
} else {
return System.currentTimeMillis();
}
}
public static void main(String[] args) throws ParseException {
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
Date date = sdf.parse("2018-05-01 00:00:00"); //1525104000000
System.out.println("\r\n----------Id.main()----------sdf.format(date)=" + sdf.format(date));
System.out.println("\r\n----------Id.main()----------date.getTime()=" + date.getTime());
}
}
\ No newline at end of file
//package com.bgy.util.id;
//
//
//import java.text.ParseException;
//import java.text.SimpleDateFormat;
//import java.util.Date;
//
///**
// * 基于Twitter的Snowflake算法实现分布式高效有序ID生产黑科技(sequence)
// *
// * <br>
// * SnowFlake的结构如下(每部分用-分开):<br>
// * <br>
// * 0 - 0000000000 0000000000 0000000000 0000000000 0 - 00000 - 00000 - 000000000000 <br>
// * <br>
// * 1位标识,由于long基本类型在Java中是带符号的,最高位是符号位,正数是0,负数是1,所以id一般是正数,最高位是0<br>
// * <br>
// * 41位时间截(毫秒级),注意,41位时间截不是存储当前时间的时间截,而是存储时间截的差值(当前时间截 - 开始时间截)
// * 得到的值),这里的的开始时间截,一般是我们的id生成器开始使用的时间,由我们程序来指定的(如下下面程序IdWorker类的startTime属性)。41位的时间截,可以使用69年,年T = (1L << 41) / (1000L * 60 * 60 * 24 * 365) = 69<br>
// * <br>
// * 10位的数据机器位,可以部署在1024个节点,包括5位datacenterId和5位workerId<br>
// * <br>
// * 12位序列,毫秒内的计数,12位的计数顺序号支持每个节点每毫秒(同一机器,同一时间截)产生4096个ID序号<br>
// * <br>
// * <br>
// * 加起来刚好64位,为一个Long型。<br>
// * SnowFlake的优点是,整体上按照时间自增排序,并且整个分布式系统内不会产生ID碰撞(由数据中心ID和机器ID作区分),并且效率较高,经测试,SnowFlake每秒能够产生26万ID左右。
// *
// * @author lry
// * @modify shuliangxing
// * @see <a href="https://tech.meituan.com/MT_Leaf.html">常见id策略对比分析</a>
// * @see <a href="https://github.com/twitter/snowflake">twitter snowflake</a>
// * @see <a href="https://gitee.com/yu120/sequence">sequence</a>
// */
//public class Id {
//
// /**
// * 起始时间戳,用于用当前时间戳减去这个时间戳,算出偏移量
// **/
// // 某一时刻时间戳, 2018-05-01 00:00:00 1525104000000
// private final long startTime = 1525104000000L;
//
// /**
// * workerId占用的位数5(表示只允许workId的范围为:0-1023)
// **/
// private final long workerIdBits = 5L;
// /**
// * dataCenterId占用的位数:5
// **/
// private final long dataCenterIdBits = 5L;
// /**
// * 序列号占用的位数:12(表示只允许workId的范围为:0-4095)
// **/
// private final long sequenceBits = 12L;
//
// /**
// * workerId可以使用的最大数值:31
// **/
// private final long maxWorkerId = -1L ^ (-1L << workerIdBits);
// /**
// * dataCenterId可以使用的最大数值:31
// **/
// private final long maxDataCenterId = -1L ^ (-1L << dataCenterIdBits);
//
// private final long workerIdShift = sequenceBits;
// private final long dataCenterIdShift = sequenceBits + workerIdBits;
// private final long timestampLeftShift = sequenceBits + workerIdBits + dataCenterIdBits;
//
// /**
// * 用mask防止溢出:位与运算保证计算的结果范围始终是 0-4095
// **/
// private final long sequenceMask = -1L ^ (-1L << sequenceBits);
//
// private long workerId;
// private long dataCenterId;
// private long sequence = 0L;
// private long lastTimestamp = -1L;
// private boolean isClock = false;
//
// /**
// * 基于Snowflake创建分布式ID生成器
// * <p>
// * 注:sequence
// *
// * @param workerId 工作机器ID,数据范围为0~31
// * @param dataCenterId 数据中心ID,数据范围为0~31
// */
// public Id(long workerId, long dataCenterId) {
// if (workerId > maxWorkerId || workerId < 0) {
// throw new IllegalArgumentException(String.format("worker Id can't be greater than %d or less than 0", maxWorkerId));
// }
// if (dataCenterId > maxDataCenterId || dataCenterId < 0) {
// throw new IllegalArgumentException(String.format("dataCenter Id can't be greater than %d or less than 0", maxDataCenterId));
// }
//
// this.workerId = workerId;
// this.dataCenterId = dataCenterId;
// }
//
// public void setClock(boolean clock) {
// isClock = clock;
// }
//
// /**
// * 获取ID
// *
// * @return
// */
// public synchronized Long nextId() {
// long timestamp = this.timeGen();
//
// // 闰秒:如果当前时间小于上一次ID生成的时间戳,说明系统时钟回退过这个时候应当抛出异常
// if (timestamp < lastTimestamp) {
// long offset = lastTimestamp - timestamp;
// if (offset <= 5) {
// try {
// this.wait(offset << 1);
// timestamp = this.timeGen();
// if (timestamp < lastTimestamp) {
// throw new RuntimeException(String.format("Clock moved backwards. Refusing to generate id for %d milliseconds", offset));
// }
// } catch (Exception e) {
// throw new RuntimeException(e);
// }
// } else {
// throw new RuntimeException(String.format("Clock moved backwards. Refusing to generate id for %d milliseconds", offset));
// }
// }
//
// // 解决跨毫秒生成ID序列号始终为偶数的缺陷:如果是同一时间生成的,则进行毫秒内序列
// if (lastTimestamp == timestamp) {
// // 通过位与运算保证计算的结果范围始终是 0-4095
// sequence = (sequence + 1) & sequenceMask;
// if (sequence == 0) {
// timestamp = this.tilNextMillis(lastTimestamp);
// }
// } else {
// // 时间戳改变,毫秒内序列重置
// sequence = 0L;
// }
//
// lastTimestamp = timestamp;
//
// /*
// * 1.左移运算是为了将数值移动到对应的段(41、5、5,12那段因为本来就在最右,因此不用左移)
// * 2.然后对每个左移后的值(la、lb、lc、sequence)做位或运算,是为了把各个短的数据合并起来,合并成一个二进制数
// * 3.最后转换成10进制,就是最终生成的id
// */
// return ((timestamp - startTime) << timestampLeftShift) |
// (dataCenterId << dataCenterIdShift) |
// (workerId << workerIdShift) |
// sequence;
// }
//
// /**
// * 保证返回的毫秒数在参数之后(阻塞到下一个毫秒,直到获得新的时间戳)
// *
// * @param lastTimestamp
// * @return
// */
// private long tilNextMillis(long lastTimestamp) {
// long timestamp = this.timeGen();
// while (timestamp <= lastTimestamp) {
// timestamp = this.timeGen();
// }
//
// return timestamp;
// }
//
// /**
// * 获得系统当前毫秒数
// *
// * @return timestamp
// */
// private long timeGen() {
// if (isClock) {
// // 解决高并发下获取时间戳的性能问题
// return SystemClock.now();
// } else {
// return System.currentTimeMillis();
// }
// }
//
// public static void main(String[] args) throws ParseException {
// SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
// Date date = sdf.parse("2018-05-01 00:00:00"); //1525104000000
// System.out.println("\r\n----------Id.main()----------sdf.format(date)=" + sdf.format(date));
//
// System.out.println("\r\n----------Id.main()----------date.getTime()=" + date.getTime());
//
// }
//
//}
\ No newline at end of file
package com.bgy.util.id;
public class IdHandler {
private IdHandler() {
super();
}
private static final Id id = new Id(0, 0);
public static Id getInstance() {
return id;
}
public static long nextId() {
return id.nextId();
}
public static String nextIdStr() {
return String.valueOf(nextId());
}
public static void main(String[] args) {
}
}
//package com.bgy.util.id;
//
//
//public class IdHandler {
// private IdHandler() {
// super();
// }
//
// private static final Id id = new Id(0, 0);
//
// public static Id getInstance() {
// return id;
// }
//
// public static long nextId() {
// return id.nextId();
// }
//
// public static String nextIdStr() {
// return String.valueOf(nextId());
// }
//
// public static void main(String[] args) {
//
// }
//
//}
package com.bgy.util.id;
import java.sql.Timestamp;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.ThreadFactory;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicLong;
/**
* 高并发场景下System.currentTimeMillis()的性能问题的优化
* <p><p>
* System.currentTimeMillis()的调用比new一个普通对象要耗时的多(具体耗时高出多少我还没测试过,有人说是100倍左右)<p>
* System.currentTimeMillis()之所以慢是因为去跟系统打了一次交道<p>
* 后台定时更新时钟,JVM退出时,线程自动回收<p>
* 10亿:43410,206,210.72815533980582%<p>
* 1亿:4699,29,162.0344827586207%<p>
* 1000万:480,12,40.0%<p>
* 100万:50,10,5.0%<p>
*
* @author lry
*/
public class SystemClock {
private final long period;
private final AtomicLong now;
private SystemClock(long period) {
this.period = period;
this.now = new AtomicLong(System.currentTimeMillis());
scheduleClockUpdating();
}
private static class InstanceHolder {
public static final SystemClock INSTANCE = new SystemClock(1);
}
private static SystemClock instance() {
return InstanceHolder.INSTANCE;
}
private void scheduleClockUpdating() {
ScheduledExecutorService scheduler = Executors.newSingleThreadScheduledExecutor(new ThreadFactory() {
public Thread newThread(Runnable runnable) {
Thread thread = new Thread(runnable, "System Clock");
thread.setDaemon(true);
return thread;
}
});
scheduler.scheduleAtFixedRate(new Runnable() {
public void run() {
now.set(System.currentTimeMillis());
}
}, period, period, TimeUnit.MILLISECONDS);
}
private long currentTimeMillis() {
return now.get();
}
public static long now() {
return instance().currentTimeMillis();
}
public static String nowDate() {
return new Timestamp(instance().currentTimeMillis()).toString();
}
}
//package com.bgy.util.id;
//
//import java.sql.Timestamp;
//import java.util.concurrent.Executors;
//import java.util.concurrent.ScheduledExecutorService;
//import java.util.concurrent.ThreadFactory;
//import java.util.concurrent.TimeUnit;
//import java.util.concurrent.atomic.AtomicLong;
//
///**
// * 高并发场景下System.currentTimeMillis()的性能问题的优化
// * <p><p>
// * System.currentTimeMillis()的调用比new一个普通对象要耗时的多(具体耗时高出多少我还没测试过,有人说是100倍左右)<p>
// * System.currentTimeMillis()之所以慢是因为去跟系统打了一次交道<p>
// * 后台定时更新时钟,JVM退出时,线程自动回收<p>
// * 10亿:43410,206,210.72815533980582%<p>
// * 1亿:4699,29,162.0344827586207%<p>
// * 1000万:480,12,40.0%<p>
// * 100万:50,10,5.0%<p>
// *
// * @author lry
// */
//public class SystemClock {
//
// private final long period;
// private final AtomicLong now;
//
// private SystemClock(long period) {
// this.period = period;
// this.now = new AtomicLong(System.currentTimeMillis());
// scheduleClockUpdating();
// }
//
// private static class InstanceHolder {
// public static final SystemClock INSTANCE = new SystemClock(1);
// }
//
// private static SystemClock instance() {
// return InstanceHolder.INSTANCE;
// }
//
// private void scheduleClockUpdating() {
// ScheduledExecutorService scheduler = Executors.newSingleThreadScheduledExecutor(new ThreadFactory() {
// public Thread newThread(Runnable runnable) {
// Thread thread = new Thread(runnable, "System Clock");
// thread.setDaemon(true);
// return thread;
// }
// });
// scheduler.scheduleAtFixedRate(new Runnable() {
// public void run() {
// now.set(System.currentTimeMillis());
// }
// }, period, period, TimeUnit.MILLISECONDS);
// }
//
// private long currentTimeMillis() {
// return now.get();
// }
//
// public static long now() {
// return instance().currentTimeMillis();
// }
//
// public static String nowDate() {
// return new Timestamp(instance().currentTimeMillis()).toString();
// }
//
//}
package com.bgy.util.id;
import java.util.UUID;
public class UUIDUtils {
public static String getId() {
String id = UUID.randomUUID().toString().replaceAll("-", "");
return id;
}
}
......@@ -8,7 +8,7 @@
</select>
<update id="updateDmhubTemp" parameterType="string">
update sms_template set status = #{status} where id = #{tempId}
update sms_template set status = #{status},reject_msg = #{desc} where id = #{tempId}
</update>
</mapper>
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