Hibernate配置c3p0的hibernate.cfg.xml文件

<?xml version='1.0' encoding='UTF-8'?>
<!DOCTYPE hibernate-configuration PUBLIC
????????? "-//Hibernate/Hibernate Configuration DTD 3.0//EN"
????????? "http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd">

<!-- Generated by MyEclipse Hibernate Tools.?????????????????? -->
<hibernate-configuration>

?<session-factory>
??<property name="show_sql">true</property>
??<property name="dialect">
???org.hibernate.dialect.MySQLDialect
??</property>
??<property name="connection.url">jdbc:mysql://localhost:3306/test</property>
??<property name="connection.username">root</property>
??<property name="connection.password">123456</property>
??<property name="connection.driver_class">com.mysql.jdbc.Driver</property>
??<property name="myeclipse.connection.profile">test</property>
??<!-- c3p0的配置 -->
??<property name="connection.provider_class">
??? org.hibernate.connection.C3P0ConnectionProvider
??</property>
??<property name="c3p0.min_size">5</property>
??<property name="c3p0.max_size">20</property>
??<property name="c3p0.timeout">1800</property>
??<property name="c3p0.idle_test_period">120</property>
??<property name="c3p0.acquire_increment">30</property>
??<property name="c3p0.max_statements">50</property>
??<mapping resource="com/entity/Operation.hbm.xml" />
?</session-factory>

</hibernate-configuration>