IDEA+Maven+SSM

1clone

2nguSeckillsqlMySQL

3nguSeckillsrc/main/resourcesjdbc.properties

4IntelliJ IDEAnguSeckill

5enjoy it

4

• 01 JavaDAO
• 02 JavaService
• 03 Javaweb
• 04 Java

01 JavaDAO

Githubhttps://github.com/nnngu https://github.com/nnngu/nguSeckill

Maven

IntelliJ IDEAFile > New > Project > Maven

Next

Next

Finish

Enable Auto-Import

webapp

File > Project Structure

1

2

3

4

5

6

7

8

pom

Mavenjarpom.xml

<?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">
    <modelVersion>4.0.0</modelVersion>

    <groupId>com.nnngu</groupId>
    <artifactId>nguSeckill</artifactId>
    <version>1.0-SNAPSHOT</version>

        <!--  -->
		... ...
        

pom.xml

12/3/

12MySQL

MySQLAid10MySQL123id4Bid10AMySQLid10B4

123Dao

-- 
CREATE DATABASE ngu_seckill;

-- 
USE ngu_seckill;

-- ...
... ...

sqlsql``ngu_seckill.sql

com/nnngu/entity/Seckill.java

package com.nnngu.entity;

import java.io.Serializable;
import java.time.LocalDateTime;

/**
 * 
 */
public class Seckill implements Serializable {

    private static final long serialVersionUID = 2912164127598660137L;
    /* ID*/
    private long seckillId;
    /*   */
    private String name;
	
	/*  */
	... ...
	

com/nnngu/entity/SuccessKilled.java

package com.nnngu.entity;

import java.io.Serializable;
import java.time.LocalDateTime;

/**
 * 
 */
public class SuccessKilled implements Serializable {
    private static final long serialVersionUID = 1834437127882846202L;

    private long seckillId;
    
    /* */
    private long userPhone;
	
	/*  */
	... ...
	

mapperdao

com/nnngu/dao/SeckillMapper.java

package com.nnngu.dao;

import com.nnngu.entity.Seckill;
import org.apache.ibatis.annotations.Param;

import java.time.LocalDateTime;
import java.util.List;
import java.util.Map;

public interface SeckillMapper {
    /*  */
	... ...
	
}

com/nnngu/dao/SuccessKilledMapper.java

package com.nnngu.dao;

import com.nnngu.entity.SuccessKilled;
import org.apache.ibatis.annotations.Param;

public interface SuccessKilledMapper {
    /*  */
	... ...
	
}

mapper.xml

resources``com.nnngu.dao``SeckillMapper.xml SuccessKilledMapper.xml

com.nnngu.dao/SeckillMapper.xml

<!--  -->
<!--  -->

com.nnngu.dao/SuccessKilledMapper.xml

<!--  -->
<!--  -->

Mybatismybatis-config.xml

mybatis-config.xml

jdbc.properties

**** jdbc.properties

Springdao

applicationContext-dao.xml

applicationContext-dao.xml

com/nnngu/dao/SeckillMapperTest.java

queryAll()

Dao

02 JavaService

03 Javaweb

04 Java