c3p0.driverClass=com.mysql.jdbc.Driver
c3p0.user=root
c3p0.password=edwin
c3p0.jdbcUrl=jdbc\:mysql\://192.168.1.123\:3306/edwin?useUnicode\=true&characterEncoding\=utf-8
c3p0.minPoolSize = 1
c3p0.maxPoolSize = 50
c3p0.initialPoolSize = 1
c3p0.maxIdleTime = 25000
c3p0.acquireIncrement = 1
c3p0.acquireRetryAttempts = 30
c3p0.acquireRetryDelay = 1000
c3p0.testConnectionOnCheckin = true
c3p0.automaticTestTable = t_c3p0
c3p0.idleConnectionTestPeriod = 18000
c3p0.checkoutTimeout=5000
---------------------------------------------------------
spring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"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-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/aop http://www.springframework.org/schema/aop/spring-aop-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">
<bean >
<value>${c3p0.checkoutTimeout}</value>
</property>
</bean>
</beans>
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