第26月第18天 mybatis_spring_mvc pom

1.

applicationContext.xml  配置文件里最主要的配置：

<?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:aop="http://www.springframework.org/schema/aop"
	xmlns:tx="http://www.springframework.org/schema/tx" xmlns:context="http://www.springframework.org/schema/context"
	xmlns:p="http://www.springframework.org/schema/p"
	xsi:schemaLocation="  
            http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd  
            http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.0.xsd  
            http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd  
            http://www.springframework.org/schema/jee http://www.springframework.org/schema/jee/spring-jee-3.0.xsd  
            http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.0.xsd"
	default-autowire="byName" default-lazy-init="false">

	<!--本示例采用DBCP连接池，应预先把DBCP的jar包复制到工程的lib目录下。 -->
	<context:property-placeholder location="classpath:/config/database.properties" />

	<bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource"
		destroy-method="close" p:driverClassName="com.mysql.jdbc.Driver"
		p:url="jdbc:mysql://127.0.0.1:3306/yiibai?characterEncoding=utf8"
		p:username="root" p:password="" p:maxActive="10" p:maxIdle="10">
	</bean>

	<bean id="transactionManager"
		class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
		<property name="dataSource" ref="dataSource" />
	</bean>

	<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
		<!--dataSource属性指定要用到的连接池-->
		<property name="dataSource" ref="dataSource" />
		<!--configLocation属性指定mybatis的核心配置文件-->
		<property name="configLocation" value="classpath:config/Configuration.xml" />
		<!-- 所有配置的mapper文件 -->
		<property name="mapperLocations" value="classpath*:com/yiibai/mapepr/*.xml" />
	</bean>

	<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
		<property name="basePackage" value="com.yiibai.maper" />
	</bean>
</beans> 

　　

https://www.yiibai.com/mybatis/mybatis_spring_mvc.html

2.

<!--json所需要的依赖-->
    <dependency>
      <groupId>com.fasterxml.jackson.core</groupId>
      <artifactId>jackson-core</artifactId>
      <version>2.7.3</version>
    </dependency>

    <dependency>
      <groupId>com.fasterxml.jackson.core</groupId>
      <artifactId>jackson-databind</artifactId>
      <version>2.7.3</version>
    </dependency>

    <dependency>
      <groupId>com.fasterxml.jackson.core</groupId>
      <artifactId>jackson-annotations</artifactId>
      <version>2.7.3</version>
    </dependency>

https://www.cnblogs.com/Hdaydayup/p/6853599.html