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原创 mybatisplus代码生成器代码

package com.chen;import java.util.ArrayList; import com.baomidou.mybatisplus.annotation.DbType; import com.baomidou.mybatisplus.annotation.FieldFill; import com.baomidou.mybatisplus.annotation.IdType; import com.baomidou.

2020-09-23 09:07:40 248

原创 springmvc配置文件的约束

<?xml version="1.0" encoding="UTF-8"?><beans xmlns="http://www.springframework.org/schema/beans"xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"xmlns:context="http://www.springframework.org/schema/context"xmlns:mvc="http://www.springframe

2020-09-17 16:08:45 463

原创 /和/*的区别

其中/和/*的区别：< url-pattern > / </ url-pattern > 不会匹配到*.jsp，即：*.jsp不会进入spring的 DispatcherServlet类。< url-pattern > /* </ url-pattern > 会匹配*.jsp，会出现返回jsp视图时再次进入spring的DispatcherServlet 类，导致找不到对应的controller所以报404错。总之，关于web.xml的url映..

2020-09-17 16:00:14 283

原创 spring配置文件头的约束

<?xml version="1.0" encoding="UTF-8"?><beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:util="http://www.springframework.org/schema/util" xmlns:jee="http://www.sprin...

2020-09-17 15:07:21 274

原创关于ssm整合的pom文件

<properties> <spring.version>5.0.2.RELEASE</spring.version> <slf4j.version>1.6.6</slf4j.version> <log4j.version>1.2.12</log4j.version> <mysql.version>5.1.6</mysql.version&gt...

2020-09-17 14:27:29 261

原创 mybatis的配置文件约束

mybatis-config文件：<?xml version="1.0" encoding="UTF-8" ?><!DOCTYPE configuration PUBLIC "-//mybatis.org//DTD Config 3.0//EN" "http://mybatis.org/dtd/mybatis-3-config.dtd">mapper的配置文件：<?xml version="1.0" encoding="UTF-8" ?>&l...

2020-09-16 20:08:01 93

原创 ssm整合需要的maven依赖

<?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/ma.

2020-09-16 16:29:14 537