上传通用模块/代码生成模块/网关基础服务/监控基础服务/用户微服务

This commit is contained in:
xiongxiaoyang
2020-05-27 20:01:08 +08:00
parent 4efc9ede4c
commit 4ee17592c7
138 changed files with 7039 additions and 0 deletions

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novel-common/pom.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<parent>
<artifactId>novel-cloud</artifactId>
<groupId>com.java2nb.novel</groupId>
<version>1.0.0</version>
</parent>
<modelVersion>4.0.0</modelVersion>
<artifactId>novel-common</artifactId>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-alibaba-nacos-config</artifactId>
</dependency>
<dependency>
<groupId>io.springfox</groupId>
<artifactId>springfox-swagger2</artifactId>
</dependency>
<dependency>
<groupId>io.springfox</groupId>
<artifactId>springfox-swagger-ui</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-cache</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-redis</artifactId>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
</dependency>
<dependency>
<groupId>org.mybatis.spring.boot</groupId>
<artifactId>mybatis-spring-boot-starter</artifactId>
</dependency>
<dependency>
<groupId>org.mybatis.dynamic-sql</groupId>
<artifactId>mybatis-dynamic-sql</artifactId>
</dependency>
<dependency>
<groupId>com.github.pagehelper</groupId>
<artifactId>pagehelper-spring-boot-starter</artifactId>
</dependency>
<dependency>
<groupId>com.cuisongliu</groupId>
<artifactId>orderbyhelper-spring-boot-starter</artifactId>
</dependency>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-lang3</artifactId>
</dependency>
<dependency>
<groupId>org.apache.httpcomponents</groupId>
<artifactId>httpclient</artifactId>
<exclusions>
<exclusion>
<groupId>commons-logging</groupId>
<artifactId>commons-logging</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>io.jsonwebtoken</groupId>
<artifactId>jjwt-api</artifactId>
</dependency>
<dependency>
<groupId>io.jsonwebtoken</groupId>
<artifactId>jjwt-impl</artifactId>
</dependency>
<dependency>
<groupId>io.jsonwebtoken</groupId>
<artifactId>jjwt-jackson</artifactId>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
</dependency>
</dependencies>
</project>

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package com.java2nb.novel.common.base;
import com.java2nb.novel.common.bean.UserDetails;
import com.java2nb.novel.common.utils.CookieUtil;
import com.java2nb.novel.common.utils.JwtTokenUtil;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import javax.servlet.http.HttpServletRequest;
/**
* @author 11797
*/
public class BaseController {
protected JwtTokenUtil jwtTokenUtil;
protected String getToken(HttpServletRequest request){
String token = CookieUtil.getCookie(request,"Authorization");
if(token != null){
return token;
}
return request.getHeader("Authorization");
}
protected UserDetails getUserDetails(HttpServletRequest request) {
String token = getToken(request);
if(StringUtils.isBlank(token)){
return null;
}else{
return jwtTokenUtil.getUserDetailsFromToken(token);
}
}
@Autowired
public void setJwtTokenUtil(JwtTokenUtil jwtTokenUtil) {
this.jwtTokenUtil = jwtTokenUtil;
}
}

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package com.java2nb.novel.common.bean;
import com.github.pagehelper.PageInfo;
import io.swagger.annotations.ApiModelProperty;
import lombok.Data;
import java.util.List;
/**
* 分装通用分页数据,接收PageHelper、SpringData等框架的分页数据转换成通用的PageBean对象
* @author xiongxiaoyang
* @version 1.0
* @since 2020/5/23
* @param <T> 分页集合类型
*/
@Data
public class PageBean<T> {
@ApiModelProperty(value = "页码")
private Integer pageNum;
@ApiModelProperty(value = "每页大小")
private Integer pageSize;
@ApiModelProperty(value = "总页数")
private Integer totalPage;
@ApiModelProperty(value = "总记录数")
private Long total;
@ApiModelProperty(value = "分页数据集合")
private List<T> list;
/**
* 接收PageHelper分页后的list
*/
public PageBean(List<T> list){
PageInfo<T> pageInfo = new PageInfo<>(list);
this.totalPage = pageInfo.getPages();
this.pageNum = pageInfo.getPageNum();
this.pageSize = pageInfo.getPageSize();
this.total = pageInfo.getTotal();
this.list = pageInfo.getList();
}
}

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package com.java2nb.novel.common.bean;
import com.java2nb.novel.common.enums.ResponseStatus;
import io.swagger.annotations.ApiModelProperty;
import lombok.Data;
/**
* 自定义Api响应结构
* @author xiongxiaoyang
* @version 1.0
* @since 2020/5/23
* @param <T> 响应数据类型
*/
@Data
public class ResultBean<T>{
@ApiModelProperty(value = "响应状态码200表示成功")
private int code = ResponseStatus.OK.getCode();
/**
* 响应消息
* */
@ApiModelProperty(value = "响应状态信息")
private String msg = ResponseStatus.OK.getMsg();
/**
* 响应中的数据
* */
@ApiModelProperty(value = "响应数据")
private T data;
private ResultBean() {
}
private ResultBean(ResponseStatus ResponseStatus) {
this.code = ResponseStatus.getCode();;
this.msg = ResponseStatus.getMsg();
}
private ResultBean(T data) {
this.data = data;
}
/**
* 业务处理成功,无数据返回
* */
public static ResultBean ok() {
return new ResultBean();
}
/**
* 业务处理成功,有数据返回
* */
public static <T> ResultBean ok(T data) {
return new ResultBean(data);
}
/**
* 业务处理失败
* */
public static ResultBean fail(ResponseStatus ResponseStatus) {
return new ResultBean(ResponseStatus);
}
/**
* 系统错误
* */
public static ResultBean error() {
return new ResultBean(ResponseStatus.ERROR);
}
}

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package com.java2nb.novel.common.bean;
import lombok.Data;
/**
* @author 11797
*/
@Data
public class UserDetails {
private Long id;
private String username;
private String nickName;
}

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package com.java2nb.novel.common.cache;
/**
* @author 11797
*/
public interface CacheKey {
/**
* 首页小说设置
* */
String INDEX_BOOK_SETTINGS_KEY = "indexBookSettingsKey";
/**
* 首页新闻
* */
String INDEX_NEWS_KEY = "indexNewsKey";
/**
* 首页点击榜单
* */
String INDEX_CLICK_BANK_BOOK_KEY = "indexClickBankBookKey";
/**
* 首页友情链接
* */
String INDEX_LINK_KEY = "indexLinkKey";
/**
* 首页新书榜单
* */
String INDEX_NEW_BOOK_KEY = "indexNewBookKey";
/**
* 首页更新榜单
* */
String INDEX_UPDATE_BOOK_KEY = "indexUpdateBookKey";
/**
* 模板目录保存key
* */
String TEMPLATE_DIR_KEY = "templateDirKey";;
/**
* 正在运行的爬虫线程存储KEY前缀
* */
String RUNNING_CRAWL_THREAD_KEY_PREFIX = "runningCrawlTreadDataKeyPrefix";
/**
* 上一次搜索引擎更新的时间
* */
String ES_LAST_UPDATE_TIME = "esLastUpdateTime";
/**
* 搜索引擎转换锁
* */
String ES_TRANS_LOCK = "esTransLock";
/**
* 上一次搜索引擎是否更新过小说点击量
* */
String ES_IS_UPDATE_VISIT = "esIsUpdateVisit";
/**
* 累积的小说点击量
* */
String BOOK_ADD_VISIT_COUNT = "bookAddVisitCount";
}

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package com.java2nb.novel.common.cache;
/**
* @author 11797
*/
public interface CacheService {
/**
* 根据key获取缓存的String类型数据
*/
String get(String key);
/**
* 设置String类型的缓存
*/
void set(String key, String value);
/**
* 设置一个有过期时间的String类型的缓存,单位秒
*/
void set(String key, String value, long timeout);
/**
* 根据key获取缓存的Object类型数据
*/
Object getObject(String key);
/**
* 设置Object类型的缓存
*/
void setObject(String key, Object value);
/**
* 设置一个有过期时间的Object类型的缓存,单位秒
*/
void setObject(String key, Object value, long timeout);
/**
* 根据key删除缓存的数据
*/
void del(String key);
/**
* 判断是否存在一个key
* */
boolean contains(String key);
/**
* 设置key过期时间
* */
void expire(String key, long timeout);
}

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package com.java2nb.novel.common.cache.impl;
import com.java2nb.novel.common.cache.CacheService;
import lombok.RequiredArgsConstructor;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.stereotype.Service;
import java.util.concurrent.TimeUnit;
/**
* @author xxy
*/
@ConditionalOnProperty(prefix = "cache", name = "type", havingValue = "redis")
@RequiredArgsConstructor
@Service
public class RedisServiceImpl implements CacheService {
private final StringRedisTemplate stringRedisTemplate;
private final RedisTemplate<Object, Object> redisTemplate;
@Override
public String get(String key) {
return stringRedisTemplate.opsForValue().get(key);
}
@Override
public void set(String key, String value) {
stringRedisTemplate.opsForValue().set(key,value);
}
@Override
public void set(String key, String value, long timeout) {
stringRedisTemplate.opsForValue().set(key,value,timeout, TimeUnit.SECONDS);
}
@Override
public Object getObject(String key) {
return redisTemplate.opsForValue().get(key);
}
@Override
public void setObject(String key, Object value) {
redisTemplate.opsForValue().set(key,value);
}
@Override
public void setObject(String key, Object value, long timeout) {
redisTemplate.opsForValue().set(key,value,timeout, TimeUnit.SECONDS);
}
@Override
public void del(String key) {
redisTemplate.delete(key);
stringRedisTemplate.delete(key);
}
@Override
public boolean contains(String key) {
return redisTemplate.hasKey(key) || stringRedisTemplate.hasKey(key);
}
@Override
public void expire(String key, long timeout) {
redisTemplate.expire(key,timeout, TimeUnit.SECONDS);
stringRedisTemplate.expire(key,timeout, TimeUnit.SECONDS);
}
}

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package com.java2nb.novel.common.config;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import springfox.documentation.builders.ApiInfoBuilder;
import springfox.documentation.builders.PathSelectors;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.service.ApiInfo;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spring.web.plugins.Docket;
import springfox.documentation.swagger2.annotations.EnableSwagger2;
/**
* Swagger2API文档的配置
* @author xiongxiaoyang
* @version 1.0
* @since 2020/5/27
*/
@Configuration
@EnableSwagger2
public class Swagger2Config {
@Bean
public Docket createRestApi(){
return new Docket(DocumentationType.SWAGGER_2)
.apiInfo(apiInfo())
.select()
//为当前包下controller生成API文档
.apis(RequestHandlerSelectors.basePackage("com.java2nb.novel"))
//为有@Api注解的Controller生成API文档
//.apis(RequestHandlerSelectors.withClassAnnotation(Api.class))
//为有@ApiOperation注解的方法生成API文档
//.apis(RequestHandlerSelectors.withMethodAnnotation(ApiOperation.class))
.paths(PathSelectors.any())
.build();
}
private ApiInfo apiInfo() {
return new ApiInfoBuilder()
.title("novel-cloud")
.description("小说精品屋-cloud接口文档")
.contact("xxy")
.version("1.0.0")
.build();
}
}

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package com.java2nb.novel.common.enums;
import lombok.AllArgsConstructor;
import lombok.Getter;
import lombok.NoArgsConstructor;
/**
* @author 11797
*/
@Getter
@AllArgsConstructor
@NoArgsConstructor
public enum ResponseStatus {
/**
* 请求成功
* */
OK(200,"SUCCESS"),
/**
* 服务器异常
* */
ERROR(500,"未知异常,请联系管理员!"),
/**
* 参数错误
* */
PARAM_ERROR(400,"非法参数!"),
/**
* 拒绝访问
* */
FORBIDDEN(403,"拒绝访问!"),
/**
* 用户相关错误
* */
NO_LOGIN(1001, "未登录或登陆失效!"),
VEL_CODE_ERROR(1002, "验证码错误!"),
USERNAME_EXIST(1003,"该手机号已注册!"),
USERNAME_PASS_ERROR(1004,"手机号或密码错误!"),
TWO_PASSWORD_DIFF(1005, "两次输入的新密码不匹配!"),
OLD_PASSWORD_ERROR(1006, "旧密码不匹配!"),
USER_NO_BALANCE(1007, "用户余额不足"),
/**
* 评论相关错误
* */
HAS_COMMENTS(3001, "已评价过该书籍!"),
/**
* 作者相关错误
* */
INVITE_CODE_INVALID(4001, "邀请码无效!"),
AUTHOR_STATUS_FORBIDDEN(4002, "作者状态异常,暂不能管理小说!")
, BOOKNAME_EXISTS(4003,"已发布过同名小说!")
,
/**
* 其他通用错误
* */
PASSWORD_ERROR(88001,"密码错误!");
private int code;
private String msg;
}

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package com.java2nb.novel.common.exception;
import com.java2nb.novel.common.enums.ResponseStatus;
import lombok.Data;
/**
* 自定义业务异常,用于处理用户请求时,业务错误时抛出
* @author xiongxiaoyang
* @version 1.0
* @since 2020/5/23
*/
@Data
public class BusinessException extends RuntimeException {
private ResponseStatus resStatus;
public BusinessException(ResponseStatus resStatus) {
//不调用父类Throwable的fillInStackTrace()方法生成栈追踪信息,提高应用性能
//构造器之间的调用必须在第一行
super(resStatus.getMsg(), null, false, false);
this.resStatus = resStatus;
}
}

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package com.java2nb.novel.common.exception;
import com.java2nb.novel.common.bean.ResultBean;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseBody;
/**
* 通用的异常处理器
* @author xiongxiaoyang
* @version 1.0
* @since 2020/5/23
* */
@Slf4j
@ControllerAdvice
@ResponseBody
public class CommonExceptionHandler {
/**
* 处理业务异常
* */
@ExceptionHandler(BusinessException.class)
public ResultBean handlerBusinessException(BusinessException e){
log.error(e.getMessage(),e);
return ResultBean.fail(e.getResStatus());
}
/**
* 处理系统异常
* */
@ExceptionHandler(Exception.class)
public ResultBean handlerException(Exception e){
log.error(e.getMessage(),e);
return ResultBean.error();
}
}

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package com.java2nb.novel.common.utils;
import lombok.SneakyThrows;
import org.springframework.beans.BeanUtils;
import java.util.ArrayList;
import java.util.List;
/**
* Bean操作工具类
* @author xiongxiaoyang
* @version 1.0
* @since 2020/5/23
*/
public class BeanUtil {
/**
* 复制集合对象属性值,生成新类型集合
* @param source 源集合
* @param targetClass 目标集合类型
* @return 新集合
* */
@SneakyThrows
public static <T> List<T> copyList(List source,Class<T> targetClass){
List<T> target = new ArrayList<>(source.size());
for( int i = 0 ; i < source.size() ; i++){
Object sourceItem = source.get(i);
T targetItem = targetClass.newInstance();
BeanUtils.copyProperties(sourceItem,targetItem);
target.add(targetItem);
}
return target;
}
}

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package com.java2nb.novel.common.utils;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
* @author Administrator
*/
public class CookieUtil {
public static String getCookie(HttpServletRequest request,String key){
Cookie[] cookies = request.getCookies();
if(cookies != null) {
for (Cookie cookie : cookies) {
if (cookie.getName().equals(key)) {
return cookie.getValue();
}
}
}
return null;
}
public static void setCookie(HttpServletResponse response,String key,String value){
Cookie cookie = new Cookie(key, value);
cookie.setPath("/");
response.addCookie(cookie);
}
}

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package com.java2nb.novel.common.utils;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.codec.Charsets;
import org.apache.http.client.utils.DateUtils;
import org.springframework.core.io.Resource;
import org.springframework.http.HttpEntity;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpMethod;
import org.springframework.http.ResponseEntity;
import java.io.*;
import java.util.Date;
import java.util.Objects;
/**
* 文件操作工具类
* @author xiongxiaoyang
* @version 1.0
* @since 2020/5/23
*/
@Slf4j
public class FileUtil {
/**
* 网络图片转本地
* */
public static String network2Local(String picSrc,String picSavePath,String visitPrefix) {
InputStream input = null;
OutputStream out = null;
try {
//本地图片保存
HttpHeaders headers = new HttpHeaders();
HttpEntity<String> requestEntity = new HttpEntity<>(null, headers);
ResponseEntity<Resource> resEntity = RestTemplateUtil.getInstance(Charsets.ISO_8859_1.name()).exchange(picSrc, HttpMethod.GET, requestEntity, Resource.class);
input = Objects.requireNonNull(resEntity.getBody()).getInputStream();
Date currentDate = new Date();
picSrc = visitPrefix + DateUtils.formatDate(currentDate, "yyyy") + "/" + DateUtils.formatDate(currentDate, "MM") + "/" + DateUtils.formatDate(currentDate, "dd") + "/"
+ UUIDUtil.getUUID32()
+ picSrc.substring(picSrc.lastIndexOf("."));
File picFile = new File(picSavePath + picSrc);
File parentFile = picFile.getParentFile();
if (!parentFile.exists()) {
parentFile.mkdirs();
}
out = new FileOutputStream(picFile);
byte[] b = new byte[4096];
for (int n; (n = input.read(b)) != -1; ) {
out.write(b, 0, n);
}
}catch (Exception e){
log.error(e.getMessage(),e);
picSrc = "/images/default.gif";
}finally {
if(input != null){
try {
input.close();
} catch (IOException e) {
log.error(e.getMessage(),e);
}finally {
if(out != null){
try {
out.close();
} catch (IOException e) {
log.error(e.getMessage(),e);
}
}
}
}
}
return picSrc;
}
}

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package com.java2nb.novel.common.utils;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.client.RestTemplate;
/**
* Http请求工具类
* @author xiongxiaoyang
* @version 1.0
* @since 2020/5/23
*/
public class HttpUtil {
private static RestTemplate restTemplate = RestTemplateUtil.getInstance("utf-8");
public static String getByHttpClient(String url) {
try {
ResponseEntity<String> forEntity = restTemplate.getForEntity(url, String.class);
if (forEntity.getStatusCode() == HttpStatus.OK) {
return forEntity.getBody();
} else {
return null;
}
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
}

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package com.java2nb.novel.common.utils;
import java.lang.management.ManagementFactory;
import java.net.InetAddress;
import java.net.NetworkInterface;
/**
* <p>名称IdWorker.java</p>
* <p>描述分布式自增长ID</p>
* <pre>
* Twitter的 Snowflake JAVA实现方案
* </pre>
* 核心代码为其IdWorker这个类实现其原理结构如下我分别用一个0表示一位用—分割开部分的作用
* 1||0---0000000000 0000000000 0000000000 0000000000 0 --- 00000 ---00000 ---000000000000
* 在上面的字符串中第一位为未使用实际上也可作为long的符号位接下来的41位为毫秒级时间
* 然后5位datacenter标识位5位机器ID并不算标识符实际是为线程标识
* 然后12位该毫秒内的当前毫秒内的计数加起来刚好64位为一个Long型。
* 这样的好处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datacenter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左右完全满足需要。
* <p>
* 64位ID (42(毫秒)+5(机器ID)+5(业务编码)+12(重复累加))
*
*/
public class IdWorker {
// 时间起始标记点,作为基准,一般取系统的最近时间(一旦确定不能变动)
private final static long twepoch = 1288834974657L;
// 机器标识位数
private final static long workerIdBits = 5L;
// 数据中心标识位数
private final static long datacenterIdBits = 5L;
// 机器ID最大值
private final static long maxWorkerId = -1L ^ (-1L << workerIdBits);
// 数据中心ID最大值
private final static long maxDatacenterId = -1L ^ (-1L << datacenterIdBits);
// 毫秒内自增位
private final static long sequenceBits = 12L;
// 机器ID偏左移12位
private final static long workerIdShift = sequenceBits;
// 数据中心ID左移17位
private final static long datacenterIdShift = sequenceBits + workerIdBits;
// 时间毫秒左移22位
private final static long timestampLeftShift = sequenceBits + workerIdBits + datacenterIdBits;
private final static long sequenceMask = -1L ^ (-1L << sequenceBits);
/* 上次生产id时间戳 */
private static long lastTimestamp = -1L;
// 0并发控制
private long sequence = 0L;
private final long workerId;
// 数据标识id部分
private final long datacenterId;
public IdWorker(){
this.datacenterId = getDatacenterId(maxDatacenterId);
this.workerId = getMaxWorkerId(datacenterId, maxWorkerId);
}
/**
* @param workerId
* 工作机器ID
* @param datacenterId
* 序列号
*/
public IdWorker(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;
}
/**
* 获取下一个ID
*
* @return
*/
public synchronized long nextId() {
long timestamp = timeGen();
if (timestamp < lastTimestamp) {
throw new RuntimeException(String.format("Clock moved backwards. Refusing to generate id for %d milliseconds", lastTimestamp - timestamp));
}
if (lastTimestamp == timestamp) {
// 当前毫秒内,则+1
sequence = (sequence + 1) & sequenceMask;
if (sequence == 0) {
// 当前毫秒内计数满了,则等待下一秒
timestamp = tilNextMillis(lastTimestamp);
}
} else {
sequence = 0L;
}
lastTimestamp = timestamp;
// ID偏移组合生成最终的ID并返回ID
long nextId = ((timestamp - twepoch) << timestampLeftShift)
| (datacenterId << datacenterIdShift)
| (workerId << workerIdShift) | sequence;
return nextId;
}
private long tilNextMillis(final long lastTimestamp) {
long timestamp = this.timeGen();
while (timestamp <= lastTimestamp) {
timestamp = this.timeGen();
}
return timestamp;
}
private long timeGen() {
return System.currentTimeMillis();
}
/**
* <p>
* 获取 maxWorkerId
* </p>
*/
protected static long getMaxWorkerId(long datacenterId, long maxWorkerId) {
StringBuffer mpid = new StringBuffer();
mpid.append(datacenterId);
String name = ManagementFactory.getRuntimeMXBean().getName();
if (!name.isEmpty()) {
/*
* GET jvmPid
*/
mpid.append(name.split("@")[0]);
}
/*
* MAC + PID 的 hashcode 获取16个低位
*/
return (mpid.toString().hashCode() & 0xffff) % (maxWorkerId + 1);
}
/**
* <p>
* 数据标识id部分
* </p>
*/
protected static long getDatacenterId(long maxDatacenterId) {
long id = 0L;
try {
InetAddress ip = InetAddress.getLocalHost();
NetworkInterface network = NetworkInterface.getByInetAddress(ip);
if (network == null) {
id = 1L;
} else {
byte[] mac = network.getHardwareAddress();
id = ((0x000000FF & (long) mac[mac.length - 1])
| (0x0000FF00 & (((long) mac[mac.length - 2]) << 8))) >> 6;
id = id % (maxDatacenterId + 1);
}
} catch (Exception e) {
System.out.println(" getDatacenterId: " + e.getMessage());
}
return id;
}
}

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package com.java2nb.novel.common.utils;
import javax.servlet.http.HttpServletRequest;
/**
* Ip相关工具类
* @author xiongxiaoyang
* @version 1.0
* @since 2020/5/23
*/
public class IpUtil {
/**
* 获取真实IP
* @param request 请求体
* @return 真实IP
*/
public static String getRealIp(HttpServletRequest request) {
// 这个一般是Nginx反向代理设置的参数
String ip = request.getHeader("X-Real-IP");
if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
ip = request.getHeader("X-Forwarded-For");
}
if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
ip = request.getHeader("Proxy-Client-IP");
}
if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
ip = request.getHeader("WL-Proxy-Client-IP");
}
if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
ip = request.getRemoteAddr();
}
// 处理多IP的情况只取第一个IP
if (ip != null && ip.contains(",")) {
String[] ipArray = ip.split(",");
ip = ipArray[0];
}
return ip;
}
}

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package com.java2nb.novel.common.utils;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.java2nb.novel.common.bean.UserDetails;
import io.jsonwebtoken.Claims;
import io.jsonwebtoken.Jwts;
import io.jsonwebtoken.SignatureAlgorithm;
import lombok.SneakyThrows;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Component;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;
/**
* @author 11797
*/
@Component
@Slf4j
public class JwtTokenUtil {
private static final String CLAIM_KEY_USERNAME = "sub";
private static final String CLAIM_KEY_CREATED = "created";
@Value("${jwt.secret}")
private String secret;
@Value("${jwt.expiration}")
private Long expiration;
/**
* 根据负责生成JWT的token
*/
private String generateToken(Map<String, Object> claims) {
return Jwts.builder()
.setClaims(claims)
.setExpiration(generateExpirationDate())
.signWith(SignatureAlgorithm.HS512, secret)
.compact();
}
/**
* 从token中获取JWT中的负载
*/
private Claims getClaimsFromToken(String token) {
Claims claims = null;
try {
claims = Jwts.parser()
.setSigningKey(secret)
.parseClaimsJws(token)
.getBody();
} catch (Exception e) {
log.info("JWT格式验证失败:{}",token);
}
return claims;
}
/**
* 生成token的过期时间
*/
private Date generateExpirationDate() {
return new Date(System.currentTimeMillis() + expiration * 1000);
}
/**
* 从token中获取用户信息
*/
public UserDetails getUserDetailsFromToken(String token) {
if(isTokenExpired(token)){
return null;
}
UserDetails userDetail;
try {
Claims claims = getClaimsFromToken(token);
userDetail = new ObjectMapper().readValue(claims.getSubject(),UserDetails.class);
} catch (Exception e) {
log.error(e.getMessage(),e);
userDetail = null;
}
return userDetail;
}
/**
* 判断token是否已经失效
*/
private boolean isTokenExpired(String token) {
Date expiredDate = getExpiredDateFromToken(token);
return expiredDate.before(new Date());
}
/**
* 从token中获取过期时间
*/
private Date getExpiredDateFromToken(String token) {
Claims claims = getClaimsFromToken(token);
return claims.getExpiration();
}
/**
* 根据用户信息生成token
*/
@SneakyThrows
public String generateToken(UserDetails userDetails) {
Map<String, Object> claims = new HashMap<>(2);
claims.put(CLAIM_KEY_USERNAME, new ObjectMapper().writeValueAsString(userDetails));
claims.put(CLAIM_KEY_CREATED, new Date());
return generateToken(claims);
}
/**
* 判断token是否可以被刷新
*/
public boolean canRefresh(String token) {
return !isTokenExpired(token);
}
/**
* 刷新token
*/
public String refreshToken(String token) {
Claims claims = getClaimsFromToken(token);
claims.put(CLAIM_KEY_CREATED, new Date());
return generateToken(claims);
}
}

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package com.java2nb.novel.common.utils;
import lombok.SneakyThrows;
import sun.misc.BASE64Encoder;
import java.security.MessageDigest;
/**
* MD5工具类
* @author xiongxiaoyang
* @version 1.0
* @since 2020/5/23
*/
public class MD5Util {
private static final String DEFAUL_CHARSET = "utf-8" ;
private static String byteArrayToHexString(byte[] b) {
StringBuffer resultSb = new StringBuffer();
for (int i = 0; i < b.length; i++) {
resultSb.append(byteToHexString(b[i]));
}
return resultSb.toString();
}
private static String byteToHexString(byte b) {
int n = b;
if (n < 0) {
n += 256;
}
int d1 = n / 16;
int d2 = n % 16;
return HEX_DIGITS[d1] + HEX_DIGITS[d2];
}
@SneakyThrows
public static String MD5Encode(String origin,String charsetname) {
MessageDigest md = MessageDigest.getInstance("MD5");
if (charsetname == null || "".equals(charsetname)) {
return byteArrayToHexString(md.digest(origin
.getBytes()));
} else {
return byteArrayToHexString(md.digest(origin
.getBytes(charsetname)));
}
}
@SneakyThrows
public static String MD5New(String str) {
//首先利用MD5算法将密码加密变成等长字节
MessageDigest md = MessageDigest.getInstance("MD5");
byte[] b1 = md.digest(str.getBytes());
//将等长字节利用Base64算法转换成字符串
BASE64Encoder encoder = new BASE64Encoder();
return encoder.encode(b1);
}
private static final String[] HEX_DIGITS = {"0", "1", "2", "3", "4", "5",
"6", "7", "8", "9", "a", "b", "c", "d", "e", "f"};
}

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package com.java2nb.novel.common.utils;
import java.util.Random;
/**
* 随机生成小说信息工具类
* @author xiongxiaoyang
* @version 1.0
* @since 2020/5/23
*/
public class RandomBookInfoUtil {
/**
* 根据评分获取访问人数
* */
public static Long getVisitCountByScore(Float score){
Long visitCount ;
if(score > 9){
visitCount = 100000 + new Random(100000).nextLong();
}else if(score > 8){
visitCount = 10000 + new Random(10000).nextLong();
}else if(score > 7){
visitCount = 1000 + new Random(1000).nextLong();
}else if(score > 6){
visitCount = 100 + new Random(100).nextLong();
}else{
visitCount = new Random(100).nextLong();
}
return visitCount;
}
/**
* 根据访问人数获取评分
* */
public static Float getScoreByVisitCount(Long visitCount){
Float score;
if(visitCount>100000) {
score = 8.9f;
}else if(visitCount>10000){
score = 8.0f+(visitCount/10000)*0.1f;
}else if(visitCount>1000){
score = 7.0f+(visitCount/1000)*0.1f;
}else if(visitCount>100){
score = 6.0f+(visitCount/100)*0.1f;
}else{
score = 6.0f;
}
return score;
}
/**
* 获取分类名
* */
public static String getCatNameById(Integer catId) {
String catName = "其他";
switch (catId) {
case 1: {
catName = "玄幻奇幻";
break;
}
case 2: {
catName = "武侠仙侠";
break;
}
case 3: {
catName = "都市言情";
break;
}
case 4: {
catName = "历史军事";
break;
}
case 5: {
catName = "科幻灵异";
break;
}
case 6: {
catName = "网游竞技";
break;
}
case 7: {
catName = "女生频道";
break;
}
default: {
break;
}
}
return catName;
}
}

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package com.java2nb.novel.common.utils;
import com.java2nb.novel.common.cache.CacheService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import javax.imageio.ImageIO;
import javax.servlet.http.HttpServletResponse;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.util.Random;
/**
* 图片验证码工具类
* @author xiongxiaoyang
* @version 1.0
* @since 2020/5/23
*/
public class RandomValidateCodeUtil {
/**
* 放到session中的key
* */
public static final String RANDOM_CODE_KEY = "randomValidateCodeKey";
/**
* 随机产生只有数字的字符串 private String
* */
private String randString = "0123456789";
/**
* 图片宽
* */
private int width = 100;
/**
* 图片高
* */
private int height = 38;
/**
* 干扰线数量
* */
private int lineSize = 40;
/**
* 随机产生字符数量
* */
private int stringNum = 4;
private static final Logger logger = LoggerFactory.getLogger(RandomValidateCodeUtil.class);
private Random random = new Random();
/**
* 获得字体
*/
private Font getFont() {
return new Font("Fixedsys", Font.ROMAN_BASELINE, 23);
}
/**
* 获得颜色
*/
private Color getRandColor(int fc, int bc) {
if (fc > 255) {
fc = 255;
}
if (bc > 255) {
bc = 255;
}
int r = fc + random.nextInt(bc - fc - 16);
int g = fc + random.nextInt(bc - fc - 14);
int b = fc + random.nextInt(bc - fc - 18);
return new Color(r, g, b);
}
/**
* 生成随机图片
*/
public void getRandcode(CacheService cacheService, HttpServletResponse response) {
// BufferedImage类是具有缓冲区的Image类,Image类是用于描述图像信息的类
BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_BGR);
// 产生Image对象的Graphics对象,改对象可以在图像上进行各种绘制操作
Graphics g = image.getGraphics();
//图片大小
g.fillRect(0, 0, width, height);
//字体大小
//字体颜色
g.setColor(new Color(204,204,204));
// 绘制干扰线
for (int i = 0; i <= lineSize; i++) {
drowLine(g);
}
// 绘制随机字符
String randomString = "";
for (int i = 1; i <= stringNum; i++) {
randomString = drowString(g, randomString, i);
}
logger.info(randomString);
//将生成的随机字符串保存到缓存中
cacheService.set(RANDOM_CODE_KEY,randomString,60*5);
g.dispose();
try {
// 将内存中的图片通过流动形式输出到客户端
ImageIO.write(image, "JPEG", response.getOutputStream());
} catch (Exception e) {
logger.error("将内存中的图片通过流动形式输出到客户端失败>>>> ", e);
}
}
/**
* 绘制字符串
*/
private String drowString(Graphics g, String randomString, int i) {
g.setFont(getFont());
g.setColor(new Color(random.nextInt(101), random.nextInt(111), random
.nextInt(121)));
String rand = String.valueOf(getRandomString(random.nextInt(randString
.length())));
randomString += rand;
g.translate(random.nextInt(3), random.nextInt(3));
g.drawString(rand, 13 * i, 23);
return randomString;
}
/**
* 绘制干扰线
*/
private void drowLine(Graphics g) {
int x = random.nextInt(width);
int y = random.nextInt(height);
int xl = random.nextInt(13);
int yl = random.nextInt(15);
g.drawLine(x, y, x + xl, y + yl);
}
/**
* 获取随机的字符
*/
public String getRandomString(int num) {
return String.valueOf(randString.charAt(num));
}
}

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package com.java2nb.novel.common.utils;
import lombok.SneakyThrows;
import org.apache.http.config.Registry;
import org.apache.http.config.RegistryBuilder;
import org.apache.http.conn.socket.ConnectionSocketFactory;
import org.apache.http.conn.socket.PlainConnectionSocketFactory;
import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
import org.apache.http.conn.ssl.TrustStrategy;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;
import org.springframework.http.client.HttpComponentsClientHttpRequestFactory;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.http.converter.StringHttpMessageConverter;
import org.springframework.web.client.RestTemplate;
import javax.net.ssl.SSLContext;
import java.nio.charset.Charset;
import java.security.cert.X509Certificate;
import java.util.List;
/**
* RestTemplate工具类
* @author xiongxiaoyang
* @version 1.0
* @since 2020/5/23
*/
public class RestTemplateUtil {
@SneakyThrows
public static RestTemplate getInstance(String charset) {
TrustStrategy acceptingTrustStrategy = (X509Certificate[] chain, String authType) -> true;
//忽略证书
SSLContext sslContext = org.apache.http.ssl.SSLContexts.custom()
.loadTrustMaterial(null, acceptingTrustStrategy)
.build();
SSLConnectionSocketFactory csf = new SSLConnectionSocketFactory(sslContext);
Registry<ConnectionSocketFactory> registry = RegistryBuilder.<ConnectionSocketFactory>create()
.register("http", PlainConnectionSocketFactory.getSocketFactory())
.register("https", csf)
.build();
PoolingHttpClientConnectionManager connectionManager = new PoolingHttpClientConnectionManager(registry);
//连接池的最大连接数0代表不限如果取0需要考虑连接泄露导致系统崩溃的后果
connectionManager.setMaxTotal(1000);
//每个路由的最大连接数,如果只调用一个地址,可以将其设置为最大连接数
connectionManager.setDefaultMaxPerRoute(300);
CloseableHttpClient httpClient = HttpClients.custom()
.setConnectionManager(connectionManager)
.build();
HttpComponentsClientHttpRequestFactory requestFactory =
new HttpComponentsClientHttpRequestFactory();
requestFactory.setHttpClient(httpClient);
requestFactory.setConnectionRequestTimeout(3000);
requestFactory.setConnectTimeout(3000);
requestFactory.setReadTimeout(30000);
RestTemplate restTemplate = new RestTemplate(requestFactory);
List<HttpMessageConverter<?>> list = restTemplate.getMessageConverters();
for (HttpMessageConverter<?> httpMessageConverter : list) {
if(httpMessageConverter instanceof StringHttpMessageConverter) {
((StringHttpMessageConverter) httpMessageConverter).setDefaultCharset(Charset.forName(charset));
break;
}
}
return restTemplate;
}
}

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package com.java2nb.novel.common.utils;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Component;
/**
* Spring工具类
* @author xiongxiaoyang
* @version 1.0
* @since 2020/5/23
*/
@Component
public class SpringUtil implements ApplicationContextAware {
private static ApplicationContext applicationContext;
@Override
public void setApplicationContext(ApplicationContext applicationContext) {
if (SpringUtil.applicationContext == null) {
SpringUtil.applicationContext = applicationContext;
}
}
/**
* 获取applicationContext
* */
public static ApplicationContext getApplicationContext() {
return applicationContext;
}
/**
* 通过name获取 Bean.
* */
public static Object getBean(String name) {
return getApplicationContext().getBean(name);
}
/**
* 通过class获取Bean
* */
public static <T> T getBean(Class<T> clazz) {
return getApplicationContext().getBean(clazz);
}
/**
* 通过name,以及Clazz返回指定的Bean
* */
public static <T> T getBean(String name, Class<T> clazz) {
return getApplicationContext().getBean(name, clazz);
}
}

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package com.java2nb.novel.common.utils;
/**
* 字符串操作工具类
* @author xiongxiaoyang
* @version 1.0
* @since 2020/5/23
*/
public class StringUtil {
/**
* 将驼峰式命名的字符串转换为下划线大写方式。如果转换前的驼峰式命名的字符串为空,则返回空字符串。</br>
* 例如HelloWorld->HELLO_WORLD
* @param name 转换前的驼峰式命名的字符串
* @return 转换后下划线大写方式命名的字符串
*/
public static String underscoreName(String name) {
StringBuilder result = new StringBuilder();
if (name != null && name.length() > 0) {
// 将第一个字符处理成大写
result.append(name.substring(0, 1).toUpperCase());
// 循环处理其余字符
for (int i = 1; i < name.length(); i++) {
String s = name.substring(i, i + 1);
// 在大写字母前添加下划线
if (s.equals(s.toUpperCase()) && !Character.isDigit(s.charAt(0))) {
result.append("_");
}
// 其他字符直接转成大写
result.append(s.toUpperCase());
}
}
return result.toString();
}
/**
* 将下划线大写方式命名的字符串转换为驼峰式。如果转换前的下划线大写方式命名的字符串为空,则返回空字符串。</br>
* 例如HELLO_WORLD->HelloWorld
* @param name 转换前的下划线大写方式命名的字符串
* @return 转换后的驼峰式命名的字符串
*/
public static String camelName(String name) {
StringBuilder result = new StringBuilder();
// 快速检查
if (name == null || name.isEmpty()) {
// 没必要转换
return "";
} else if (!name.contains("_")) {
// 不含下划线,仅将首字母小写
return name.substring(0, 1).toLowerCase() + name.substring(1);
}
// 用下划线将原始字符串分割
String camels[] = name.split("_");
for (String camel : camels) {
// 跳过原始字符串中开头、结尾的下换线或双重下划线
if (camel.isEmpty()) {
continue;
}
// 处理真正的驼峰片段
if (result.length() == 0) {
// 第一个驼峰片段,全部字母都小写
result.append(camel.toLowerCase());
} else {
// 其他的驼峰片段,首字母大写
result.append(camel.substring(0, 1).toUpperCase());
result.append(camel.substring(1).toLowerCase());
}
}
return result.toString();
}
}

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package com.java2nb.novel.common.utils;
/**
* 线程工具类
* @author xiongxiaoyang
* @version 1.0
* @since 2020/5/23
*/
public class ThreadUtil {
/**
* 根据线程ID获取线程
* */
public static Thread findThread(long threadId) {
ThreadGroup group = Thread.currentThread().getThreadGroup();
while(group != null) {
Thread[] threads = new Thread[(int)(group.activeCount() * 1.2)];
int count = group.enumerate(threads, true);
for(int i = 0; i < count; i++) {
if(threadId == threads[i].getId()) {
return threads[i];
}
}
group = group.getParent();
}
return null;
}
}

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package com.java2nb.novel.common.utils;
import java.util.UUID;
/**
* UUID工具类
* @author xiongxiaoyang
* @version 1.0
* @since 2020/5/23
*/
public class UUIDUtil {
public static final String[] CHARS = new String[] { "a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l",
"m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y", "z", "0", "1", "2", "3", "4", "5", "6",
"7", "8", "9", "A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R",
"S", "T", "U", "V", "W", "X", "Y", "Z" };
/**
* 生成指定长度的uuid
*
* @param length
* @return
*/
private static String getUUID(int length, UUID uuid) {
int groupLength = 32 / length;
StringBuilder sb = new StringBuilder();
String id = uuid.toString().replace("-", "");
for (int i = 0; i < length; i++) {
String str = id.substring(i * groupLength, i * groupLength + groupLength);
int x = Integer.parseInt(str, 16);
sb.append(CHARS[x % 0x3E]);
}
return sb.toString();
}
/**
* 8位UUID
*
* @return
*/
public static String getUUID8() {
return getUUID(8, UUID.randomUUID());
}
/**
* 8位UUID
*
* @return
*/
public static String getUUID8(byte[] bytes) {
return getUUID(8, UUID.nameUUIDFromBytes(bytes));
}
/**
* 8位UUID
*
* @return
*/
public static String getUUID8(String fromString) {
return getUUID(8, UUID.fromString(fromString));
}
/**
* 16位UUID
*
* @return
*/
public static String getUUID16() {
return getUUID(16, UUID.randomUUID());
}
/**
* 16位UUID
*
* @return
*/
public static String getUUID16(String fromString) {
return getUUID(16, UUID.fromString(fromString));
}
/**
* 16位UUID
*
* @return
*/
public static String getUUID16(byte[] bytes) {
return getUUID(16, UUID.nameUUIDFromBytes(bytes));
}
/**
* 32位UUID
*
* @return
*/
public static String getUUID32() {
return UUID.randomUUID().toString().replace("-", "");
}
}

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# 将所有数字转为 String 类型返回,避免前端数据精度丢失的问题
jackson:
generator:
write-numbers-as-strings: true
mybatis:
configuration:
#自动将数据库带下划线的表字段值映射到Java类的驼峰字段上
map-underscore-to-camel-case: true
mapper-locations: classpath*:mybatis/mapping/*.xml
type-aliases-package: com.java2nb.novel.*.entity
logging:
config: classpath:logback-boot.xml

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# 将所有数字转为 String 类型返回,避免前端数据精度丢失的问题
jackson:
generator:
write-numbers-as-strings: true
mybatis:
configuration:
#自动将数据库带下划线的表字段值映射到Java类的驼峰字段上
map-underscore-to-camel-case: true
mapper-locations: classpath*:mybatis/mapping/*.xml
type-aliases-package: com.java2nb.novel.*.entity
logging:
config: classpath:logback-boot.xml

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version=1.0.0
groupId=com.java2nb.novel
artifactId=novel-common

View File

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com/java2nb/common/enums/ResponseStatus.class
com/java2nb/common/cache/CacheService.class
com/java2nb/common/utils/RandomValidateCodeUtil.class
com/java2nb/common/utils/JwtTokenUtil.class
com/java2nb/common/utils/BeanUtil.class
com/java2nb/common/base/BaseController.class
com/java2nb/common/utils/ThreadUtil.class
com/java2nb/common/utils/UUIDUtil.class
com/java2nb/common/cache/CacheKey.class
com/java2nb/common/utils/StringUtil.class
com/java2nb/common/utils/RestTemplateUtil.class
com/java2nb/common/bean/ResultBean.class
com/java2nb/common/cache/impl/RedisServiceImpl.class
com/java2nb/common/bean/PageBean.class
com/java2nb/common/exception/CommonExceptionHandler.class
com/java2nb/common/utils/SpringUtil.class
com/java2nb/common/utils/RandomBookInfoUtil.class
com/java2nb/common/utils/IdWorker.class
com/java2nb/common/exception/BusinessException.class
com/java2nb/common/utils/HttpUtil.class
com/java2nb/common/bean/UserDetails.class
com/java2nb/common/utils/CookieUtil.class
com/java2nb/common/utils/MD5Util.class
com/java2nb/common/utils/FileUtil.class
com/java2nb/common/utils/IpUtil.class

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/Users/xiongxiaoyang/java/novel-cloud/novel-common/src/main/java/com/java2nb/novel/common/utils/FileUtil.java
/Users/xiongxiaoyang/java/novel-cloud/novel-common/src/main/java/com/java2nb/novel/common/utils/IdWorker.java
/Users/xiongxiaoyang/java/novel-cloud/novel-common/src/main/java/com/java2nb/novel/common/utils/HttpUtil.java
/Users/xiongxiaoyang/java/novel-cloud/novel-common/src/main/java/com/java2nb/novel/common/cache/CacheService.java
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