所用技术:JDK1.7、Mysql、spring boot、Logback、Mybatis
开发工具:Myeclipse、Maven
1.数据库创建:
CREATE TABLE `userinfo` (
`id` int(20) NOT NULL AUTO_INCREMENT,
`username` varchar(20) DEFAULT NULL,
`password` varchar(20) DEFAULT NULL,
PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=3 DEFAULT CHARSET=utf8
2.创建Maven工程
步骤:
①、Ctrl+N-->选择Maven Project
②、勾选Create a simple project (skip archetype selection)-->点击Next
③、输入Group Id、Artifact Id,选择packaging为war,点击Finish
项目结构如下:
3、导入spring boot所需jar包
pom.xml:
<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.hu</groupId>
<artifactId>SpringBootPro</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>war</packaging>
<!-- spring boot jar -->
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>1.5.9.RELEASE</version>
<type>pom</type>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
<version>1.5.9.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<version>1.5.9.RELEASE</version>
<scope>test</scope>
</dependency>
</dependencies>
<build/>
</project>
4.增加application.properties属性文件
在src/main/resources下新建文件
application.properties:
server.port=8010
server.contextPath=/springboot
5、增加启动类
MainServer.java:
package com.hu.server;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class MainServer {
public static void main(String[] args) {
SpringApplication.run(MainServer.class, args);
}
}
项目结构如下:
6、启动测试
现在可以检查一下是否搭建成功了,在MainServer中右键-->run as/debug as -->java application
控制台出现如下便是成功了:
7.编写第一个测试接口
①、将MainServer.java申明当前为Controller
②、添加测试接口地址
③、启动main方法,前端访问
代码如下:
package com.hu.server;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;
@Controller
@SpringBootApplication
public class MainServer {
public static void main(String[] args) {
SpringApplication.run(MainServer.class, args);
}
@RequestMapping(value = "/hello")
public @ResponseBody String hello(){
return "Hello Boot";
}
}
前端访问接口:
8、整合日志框架
①、导入日志jar包pom.xml下增加:
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-logging</artifactId>
<version>1.5.9.RELEASE</version>
</dependency>
②、增加logback.xml配置文件,放到resource目录下
<?xml version="1.0" encoding="UTF-8"?>
<configuration>
<!--定义日志文件的存储地址 勿在 LogBack 中使用相对路径-->
<property name="LOG_HOME" value="C:\Users" />
<!-- 不用彩色控制台输出 -->
<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
<encoder class="ch.qos.logback.classic.encoder.PatternLayoutEncoder">
<!--<!–格式化输出:%d表示日期,%thread表示线程名,%-5level:级别从左显示5个字符宽度%msg:日志消息,%n是换行符–>-->
<pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{50} - %msg%n</pattern>
</encoder>
</appender>
<!-- 按照每天生成日志文件 -->
<appender name="DAYINFO" class="ch.qos.logback.core.rolling.RollingFileAppender">
<rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
<!--日志文件输出的文件名-->
<FileNamePattern>${LOG_HOME}/TestSpringBoot_info.log.%d{yyyy-MM-dd}.log</FileNamePattern>
<!--日志文件保留天数-->
<MaxHistory>30</MaxHistory>
</rollingPolicy>
<filter class="ch.qos.logback.classic.filter.LevelFilter">
<level>info</level>
<onMatch>ACCEPT</onMatch>
<onMismatch>DENY</onMismatch>
</filter>
<encoder class="ch.qos.logback.classic.encoder.PatternLayoutEncoder">
<!--格式化输出:%d表示日期,%thread表示线程名,%-5level:级别从左显示5个字符宽度%msg:日志消息,%n是换行符-->
<pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{50} - %msg%n</pattern>
</encoder>
<!--日志文件最大的大小-->
<triggeringPolicy class="ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy">
<MaxFileSize>10MB</MaxFileSize>
</triggeringPolicy>
</appender>
<appender name="DAYERROR" class="ch.qos.logback.core.rolling.RollingFileAppender">
<rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
<!--日志文件输出的文件名-->
<FileNamePattern>${LOG_HOME}/TestSpringBoot_error.log.%d{yyyy-MM-dd}.log</FileNamePattern>
<!--日志文件保留天数-->
<MaxHistory>30</MaxHistory>
</rollingPolicy>
<filter class="ch.qos.logback.classic.filter.LevelFilter">
<level>error</level>
<onMatch>ACCEPT</onMatch>
<onMismatch>DENY</onMismatch>
</filter>
<encoder class="ch.qos.logback.classic.encoder.PatternLayoutEncoder">
<!--格式化输出:%d表示日期,%thread表示线程名,%-5level:级别从左显示5个字符宽度%msg:日志消息,%n是换行符-->
<pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{50} - %msg%n</pattern>
</encoder>
<!--日志文件最大的大小-->
<triggeringPolicy class="ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy">
<MaxFileSize>10MB</MaxFileSize>
</triggeringPolicy>
</appender>
<!-- 日志输出级别 -->
<root level="INFO">
<appender-ref ref="STDOUT" />
<appender-ref ref="DAYERROR" />
<appender-ref ref="DAYINFO" />
</root>
</configuration>
代码引用:
9、整合Mybatis
①、导入Mybatis和Mysql的jar包
<dependency>
<groupId>org.mybatis.spring.boot</groupId>
<artifactId>mybatis-spring-boot-starter</artifactId>
<version>1.3.1</version>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.30</version>
</dependency>
②、在application.properties文件中配置数据库连接信息
server.port=8010
server.contextPath=/springboot
spring.datasource.url=jdbc:mysql://localhost:3306/test
spring.datasource.username=root
spring.datasource.password=root
spring.datasource.driver-class-name=com.mysql.jdbc.Driver
③、新建Controller、entity、service、dao包
④、添加接口、实现类、实体、sql语句
User.java:
package com.hu.entity;
public class User{
private int id;
private String username;
private String password;
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getUsername() {
return username;
}
public void setUsername(String username) {
this.username = username;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
@Override
public String toString() {
return "Customer [id=" + id + ", username=" + username + ", password="
+ password + "]";
}
}
UserDao.java:
package com.hu.dao;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;
import org.apache.ibatis.annotations.Select;
import com.hu.entity.User;
@Mapper
public interface UserDao {
@Select("select * from userinfo where username = #{username}")
User findByName(@Param("username") String username);
@Insert("insert into userinfo (username, password) values(#{username}, #{password})")
int insert(@Param("username") String name, @Param("password") String password);
}
UserService.java:
package com.hu.service;
import org.springframework.stereotype.Service;
import com.hu.entity.User;
@Service("userService")
public interface UserService {
//查询
public User findByname(String username);
//增加
public int insertUser(String username,String password);
}
UserServiceImpl.java:
package com.hu.service.impl;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import com.hu.dao.UserDao;
import com.hu.entity.User;
import com.hu.service.UserService;
@Service("userService")
public class UserServiceImpl implements UserService {
@Autowired
UserDao userDao;
@Override
public User findByname(String username) {
// TODO Auto-generated method stub
User userinfo = userDao.findByName(username);
return userinfo;
}
@Override
public int insertUser(String username, String password) {
// TODO Auto-generated method stub
return userDao.insert(username, password);
}
}
UserController.java:
package com.hu.Controller;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseBody;
import com.hu.entity.User;
import com.hu.service.UserService;
@Controller
public class UserController {
private final Logger log = LoggerFactory.getLogger(UserController.class);
@Autowired
private UserService userService;
@RequestMapping(value = "/add",method = RequestMethod.GET)
public @ResponseBody String addUser() {
userService.insertUser("xiaoming","111111");
return "插入成功";
}
@RequestMapping(value="/find",method=RequestMethod.GET)
public @ResponseBody User queryUserByName(String username){
User userinfo = userService.findByname(username);
return userinfo;
}
}
MainServer.java:
package com.hu.server;
import org.mybatis.spring.annotation.MapperScan;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.annotation.ComponentScan;
@SpringBootApplication
@ComponentScan(basePackages={"com.hu"})
@MapperScan({"com.hu.dao"})
public class MainServer {
private final Logger log = LoggerFactory.getLogger(MainServer.class);
public static void main(String[] args) {
SpringApplication.run(MainServer.class, args);
}
}
10.测试接口数据插入及查询
①、启动主函数
②、测试接口
到这里基本上一个spring boot框架项目就搭建好了,只不过这个还不支持mybatis映射及jsp页面,下一篇我们讲解。
喜欢就请关注!!后续还有spring boot 打包及发布博文--------
spring boot打成jar包发布示例:《spring boot 项目打成jar包发布示例(一)》
项目源码:https://download.csdn.net/download/huxiangen/10530109