Project foundation
170 words
One minute
Using SpringBoot to build a basic project
The steps to initialize SprigBoot using idea
- Using
spring initializer initialize springboot project
- Choosing
jdk 1.8
- Choosing
springboot 2.1.5
- Setting root path and package name:
com.imooc.dianping
- Introducing 3 maven jar package.
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<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.41</version>
</dependency>
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid</artifactId>
<version>1.1.3</version>
</dependency>
<dependency>
<groupId>org.mybatis.spring.boot</groupId>
<artifactId>mybatis-spring-boot-starter</artifactId>
<version>1.3.1</version>
</dependency>
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- Adding belows in properties
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<maven.compiler.source>1.8</maven.compiler.source>
<maven.compiler.target>1.8</maven.compiler.target>
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Introducing Mybatis
the steps to introduce mybatis：
- Creating
mapping under resources，creating dal, model, service under java.
application.properties
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server.port=8090
mybatis.mapperLocations=classpath:mapping/*.xml
spring.datasource.name=dianping
spring.datasource.url=jdbc:mysql://127.0.0.1:3306/dianping?useUnicode=true&characterEncoding=UTF-8
spring.datasource.username=root
spring.datasource.password=root
#使用druid数据源
spring.datasource.type=com.alibaba.druid.pool.DruidDataSource
spring.datasource.driverClassName=com.mysql.jdbc.Driver
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- Creating
dianping database
- Creating
user table
The steps building basic services
- Creating
userModel related mapping
- Editing
annotation in the main class
- Editing controller，service,do
- Introducing front-end static test page
- Accessing the front-end
thymeleaf dynamic page
- Defining generic return type, generic error type, generic exception type, exception error enum
- Defining exception handling and add 404 handling methods