♻️ 重构代码:走向新时代，迈向更好用的Java8的日期和时间类

2026-11-08 12:39:05 +08:00 · 2018-07-28 14:58:55 +08:00
1 parent dab0aaea65
commit 71f2e69ece
@@ -59,5 +59,10 @@
 			<version>${servlet-api.version}</version>
 			<scope>provided</scope>
 		</dependency>
+		<!--jacksonJSR310规范-->
+		<dependency>
+			<groupId>com.fasterxml.jackson.datatype</groupId>
+			<artifactId>jackson-datatype-jsr310</artifactId>
+		</dependency>
 	</dependencies>
 </project>
@@ -0,0 +1,64 @@
+/*
+ *
+ *      Copyright (c) 2018-2025, lengleng All rights reserved.
+ *
+ *  Redistribution and use in source and binary forms, with or without
+ *  modification, are permitted provided that the following conditions are met:
+ *
+ * Redistributions of source code must retain the above copyright notice,
+ *  this list of conditions and the following disclaimer.
+ *  Redistributions in binary form must reproduce the above copyright
+ *  notice, this list of conditions and the following disclaimer in the
+ *  documentation and/or other materials provided with the distribution.
+ *  Neither the name of the pig4cloud.com developer nor the names of its
+ *  contributors may be used to endorse or promote products derived from
+ *  this software without specific prior written permission.
+ *  Author: lengleng (wangiegie@gmail.com)
+ *
+ */
+
+package com.pig4cloud.pigx.common.core.config;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
+import com.fasterxml.jackson.datatype.jsr310.deser.LocalDateDeserializer;
+import com.fasterxml.jackson.datatype.jsr310.deser.LocalDateTimeDeserializer;
+import com.fasterxml.jackson.datatype.jsr310.deser.LocalTimeDeserializer;
+import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateSerializer;
+import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateTimeSerializer;
+import com.fasterxml.jackson.datatype.jsr310.ser.LocalTimeSerializer;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+import java.time.LocalDate;
+import java.time.LocalDateTime;
+import java.time.LocalTime;
+import java.time.format.DateTimeFormatter;
+
+/**
+ * JacksonConfig
+ *
+ * @author: lengleng
+ * @date: 2018/7/28  12:29
+ */
+@Configuration
+public class JacksonConfig {
+	/**
+	 * 处理序列化后的1.8的日期时间格式
+	 *
+	 * @return
+	 */
+	@Bean
+	public ObjectMapper getObjectMapper() {
+		ObjectMapper objectMapper = new ObjectMapper();
+		JavaTimeModule javaTimeModule = new JavaTimeModule();
+		javaTimeModule.addSerializer(LocalDateTime.class, new LocalDateTimeSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
+		javaTimeModule.addSerializer(LocalDate.class, new LocalDateSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
+		javaTimeModule.addSerializer(LocalTime.class, new LocalTimeSerializer(DateTimeFormatter.ofPattern("HH:mm:ss")));
+		javaTimeModule.addDeserializer(LocalDateTime.class,new LocalDateTimeDeserializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
+		javaTimeModule.addDeserializer(LocalDate.class,new LocalDateDeserializer(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
+		javaTimeModule.addDeserializer(LocalTime.class,new LocalTimeDeserializer(DateTimeFormatter.ofPattern("HH:mm:ss")));
+		objectMapper.registerModule(javaTimeModule);
+		return objectMapper;
+	}
+}
@@ -1,3 +1,4 @@
 org.springframework.boot.autoconfigure.EnableAutoConfiguration=\
+  com.pig4cloud.pigx.common.core.config.JacksonConfig,\
  com.pig4cloud.pigx.common.core.config.RedisConfig,\
  com.pig4cloud.pigx.common.core.util.SpringContextHolder
@@ -1 +1 @@
-provides: hutool-all, spring-cloud-starter-openfeign, feign-okhttp, fastjson, spring-boot-starter-data-redis
+provides: hutool-all, spring-cloud-starter-openfeign, feign-okhttp, fastjson, spring-boot-starter-data-redis, jackson-datatype-jsr310
@@ -28,7 +28,7 @@ import lombok.Data;
 import lombok.EqualsAndHashCode;

 import java.io.Serializable;
-import java.util.Date;
+import java.time.LocalDateTime;

 /**
 * <p>
@@ -58,11 +58,11 @@ public class SysDept extends Model<SysDept> {
 	/**
 	 * 创建时间
 	 */
-	private Date createTime;
+	private LocalDateTime createTime;
 	/**
 	 * 修改时间
 	 */
-	private Date updateTime;
+	private LocalDateTime updateTime;
 	/**
 	 * 是否删除  -1：已删除  0：正常
 	 */
@@ -29,7 +29,7 @@ import lombok.EqualsAndHashCode;

 import java.io.Serializable;
 import java.math.BigDecimal;
-import java.util.Date;
+import java.time.LocalDateTime;

 /**
 * <p>
@@ -74,11 +74,11 @@ public class SysDict extends Model<SysDict> {
 	/**
 	 * 创建时间
 	 */
-	private Date createTime;
+	private LocalDateTime createTime;
 	/**
 	 * 更新时间
 	 */
-	private Date updateTime;
+	private LocalDateTime updateTime;
 	/**
 	 * 备注信息
 	 */
@@ -25,6 +25,7 @@ import com.baomidou.mybatisplus.enums.IdType;
 import lombok.Data;

 import java.io.Serializable;
+import java.time.LocalDateTime;
 import java.util.Date;

 /**
@@ -60,11 +61,11 @@ public class SysLog implements Serializable {
 	/**
 	 * 创建时间
 	 */
-	private Date createTime;
+	private LocalDateTime createTime;
 	/**
 	 * 更新时间
 	 */
-	private Date updateTime;
+	private LocalDateTime updateTime;
 	/**
 	 * 操作IP地址
 	 */
@@ -28,7 +28,7 @@ import lombok.Data;
 import lombok.EqualsAndHashCode;

 import java.io.Serializable;
-import java.util.Date;
+import java.time.LocalDateTime;

 /**
 * <p>
@@ -81,11 +81,11 @@ public class SysMenu extends Model<SysMenu> {
 	/**
 	 * 创建时间
 	 */
-	private Date createTime;
+	private LocalDateTime createTime;
 	/**
 	 * 更新时间
 	 */
-	private Date updateTime;
+	private LocalDateTime updateTime;
 	/**
 	 * 0--正常 1--删除
 	 */
@@ -28,7 +28,7 @@ import lombok.Data;
 import lombok.EqualsAndHashCode;

 import java.io.Serializable;
-import java.util.Date;
+import java.time.LocalDateTime;

 /**
 * <p>
@@ -50,8 +50,8 @@ public class SysRole extends Model<SysRole> {
 	private String roleName;
 	private String roleCode;
 	private String roleDesc;
-	private Date createTime;
-	private Date updateTime;
+	private LocalDateTime createTime;
+	private LocalDateTime updateTime;
 	/**
 	 * 删除标识（0-正常,1-删除）
 	 */
@@ -27,6 +27,7 @@ import com.fasterxml.jackson.annotation.JsonIgnore;
 import lombok.Data;

 import java.io.Serializable;
+import java.time.LocalDateTime;
 import java.util.Date;

 /**
@@ -62,11 +63,11 @@ public class SysUser implements Serializable {
 	/**
 	 * 创建时间
 	 */
-	private Date createTime;
+	private LocalDateTime createTime;
 	/**
 	 * 修改时间
 	 */
-	private Date updateTime;
+	private LocalDateTime updateTime;
 	/**
 	 * 0-正常，1-删除
 	 */
@@ -22,7 +22,7 @@ package com.pig4cloud.pigx.admin.api.vo;
 import lombok.Data;

 import java.io.Serializable;
-import java.util.Date;
+import java.time.LocalDateTime;

 /**
 * <p>
@@ -76,11 +76,11 @@ public class MenuVO implements Serializable {
 	/**
 	 * 创建时间
 	 */
-	private Date createTime;
+	private LocalDateTime createTime;
 	/**
 	 * 更新时间
 	 */
-	private Date updateTime;
+	private LocalDateTime updateTime;
 	/**
 	 * 0--正常 1--删除
 	 */
@@ -23,7 +23,7 @@ import com.pig4cloud.pigx.admin.api.entity.SysRole;
 import lombok.Data;

 import java.io.Serializable;
-import java.util.Date;
+import java.time.LocalDateTime;
 import java.util.List;

 /**
@@ -53,11 +53,11 @@ public class UserVO implements Serializable {
 	/**
 	 * 创建时间
 	 */
-	private Date createTime;
+	private LocalDateTime createTime;
 	/**
 	 * 修改时间
 	 */
-	private Date updateTime;
+	private LocalDateTime updateTime;
 	/**
 	 * 0-正常，1-删除
 	 */
@@ -29,7 +29,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.security.access.prepost.PreAuthorize;
 import org.springframework.web.bind.annotation.*;

-import java.util.Date;
+import java.time.LocalDateTime;
 import java.util.List;

 /**
@@ -103,7 +103,7 @@ public class DeptController {
 	@PutMapping
 	@PreAuthorize("@pms.hasPermission('sys_dept_edit')")
 	public Boolean edit(@RequestBody SysDept sysDept) {
-		sysDept.setUpdateTime(new Date());
+		sysDept.setUpdateTime(LocalDateTime.now());
 		return sysDeptService.updateDeptById(sysDept);
 	}
 }
@@ -33,6 +33,7 @@ import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;

+import java.time.LocalDateTime;
 import java.util.ArrayList;
 import java.util.Date;
 import java.util.List;
@@ -98,7 +99,7 @@ public class SysDeptServiceImpl extends ServiceImpl<SysDeptMapper, SysDept> impl
 	public Boolean deleteDeptById(Integer id) {
 		SysDept sysDept = new SysDept();
 		sysDept.setDeptId(id);
-		sysDept.setUpdateTime(new Date());
+		sysDept.setUpdateTime(LocalDateTime.now());
 		sysDept.setDelFlag(CommonConstant.STATUS_DEL);
 		this.deleteById(sysDept);
 		sysDeptMapper.deleteDeptRealtion(id);
@@ -26,7 +26,7 @@ import com.pig4cloud.pigx.admin.service.SysLogService;
 import com.pig4cloud.pigx.common.core.constant.CommonConstant;
 import org.springframework.stereotype.Service;

-import java.util.Date;
+import java.time.LocalDateTime;

 /**
 * <p>
@@ -45,7 +45,7 @@ public class SysLogServiceImpl extends ServiceImpl<SysLogMapper, SysLog> impleme
 		SysLog sysLog = new SysLog();
 		sysLog.setId(id);
 		sysLog.setDelFlag(CommonConstant.STATUS_DEL);
-		sysLog.setUpdateTime(new Date());
+		sysLog.setUpdateTime(LocalDateTime.now());
 		return updateById(sysLog);
 	}
 }
@@ -49,6 +49,7 @@ import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
 import org.springframework.security.crypto.password.PasswordEncoder;
 import org.springframework.stereotype.Service;

+import java.time.LocalDateTime;
 import java.util.*;

 /**
@@ -168,7 +169,7 @@ public class SysUserServiceImpl extends ServiceImpl<SysUserMapper, SysUser> impl
 	public Boolean updateUser(UserDTO userDto, String username) {
 		SysUser sysUser = new SysUser();
 		BeanUtils.copyProperties(userDto, sysUser);
-		sysUser.setUpdateTime(new Date());
+		sysUser.setUpdateTime(LocalDateTime.now());
 		this.updateById(sysUser);

 		SysUserRole condition = new SysUserRole();