spring中使用c3p0

xiaoxiao2021-02-28  12

title: spring中使用c3p0 date: 2018-3-1 12:44:20 categories: Spring tags: Spring


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spring中内置连接池的使用

配置文件代码

<?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" xsi:schemaLocation=" http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd"> <!-- bean definitions here --> <!-- spring内置连接池 --> <bean id="driverManagerDataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource"> <property name="driverClassName" value="com.mysql.jdbc.Driver"></property> <property name="url" value="jdbc:mysql://localhost:3306/myxlsorry"></property> <property name="username" value="root"></property> <property name="password" value="20263800mq"></property> </bean> <!-- 创建c3p0连接池 --> <bean id="c3p0DataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource"> <property name="driverClass" value="com.mysql.jdbc.Driver"></property> <property name="jdbcUrl" value="jdbc:mysql://localhost:3306/myxlsorry"></property> <property name="user" value="root"></property> <property name="password" value="20263800mq"></property> </bean> <!-- 指定连接池 --> <bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate"> <property name="dataSource" ref="c3p0DataSource"></property> </bean> </beans>

测试代码

package com.echo.springjdbc; import org.junit.Test; import org.junit.runner.RunWith; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.jdbc.core.JdbcTemplate; import org.springframework.test.context.ContextConfiguration; import org.springframework.test.context.junit4.SpringJUnit4ClassRunner; @RunWith(SpringJUnit4ClassRunner.class) @ContextConfiguration(locations = "classpath:applicationContext.xml") public class C3P0Test { @Autowired private JdbcTemplate jdbcTemplate; @Test public void Test1(){ jdbcTemplate.execute("update springtest set name = '王五' where id = 3"); } }
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