Spring与Hibernate整合时/hibernate.cfg.xml not found解决方法

<?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: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">    <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource">        <property name="driverClassName" value="com.mysql.jdbc.Driver">        </property>        <property name="url"            value="jdbc:mysql://localhost:3306/test?useUnicode=true&amp;characterEncoding=utf8">        </property>        <property name="username" value="root"></property>        <property name="password" value="123456"></property>    </bean>    <bean id="sessionFactory"        class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">        <property name="dataSource">            <ref bean="dataSource" />        </property>        <property name="hibernateProperties">            <props>                <prop key="hibernate.dialect">                    org.hibernate.dialect.MySQLDialect                </prop>            </props>        </property>        <property name="mappingResources">            <list>                <value>com/jiaoyou/entity/Basic.hbm.xml</value>                <value>com/jiaoyou/entity/Choose.hbm.xml</value>                <value>com/jiaoyou/entity/Note.hbm.xml</value>                <value>com/jiaoyou/entity/Message.hbm.xml</value>                <value>com/jiaoyou/entity/User.hbm.xml</value>                <value>com/jiaoyou/entity/Mail.hbm.xml</value>                <value>com/jiaoyou/entity/Picture.hbm.xml</value>            </list>        </property>    </bean></beans>

log4j:WARN No appenders could be found for logger (org.hibernate.cfg.Environment).log4j:WARN Please initialize the log4j system properly.%%%% Error Creating SessionFactory %%%%org.hibernate.HibernateException: /hibernate.cfg.xml not found    at org.hibernate.util.ConfigHelper.getResourceAsStream(ConfigHelper.java:147)    at org.hibernate.cfg.Configuration.getConfigurationInputStream(Configuration.java:1402)    at org.hibernate.cfg.Configuration.configure(Configuration.java:1424)    at com.jiaoyou.factory.HibernateSessionFactory.<clinit>(HibernateSessionFactory.java:30)    at com.jiaoyou.dao.impl.UserDAOImpl.getUserByUsername(UserDAOImpl.java:37)    at com.jiaoyou.dao.impl.UserDAOImpl.main(UserDAOImpl.java:58)%%%% Error Creating SessionFactory %%%%org.hibernate.HibernateException: /hibernate.cfg.xml not found    at org.hibernate.util.ConfigHelper.getResourceAsStream(ConfigHelper.java:147)    at org.hibernate.cfg.Configuration.getConfigurationInputStream(Configuration.java:1402)    at org.hibernate.cfg.Configuration.configure(Configuration.java:1424)    at com.jiaoyou.factory.HibernateSessionFactory.rebuildSessionFactory(HibernateSessionFactory.java:69)    at com.jiaoyou.factory.HibernateSessionFactory.getSession(HibernateSessionFactory.java:53)    at com.jiaoyou.dao.impl.UserDAOImpl.getUserByUsername(UserDAOImpl.java:37)    at com.jiaoyou.dao.impl.UserDAOImpl.main(UserDAOImpl.java:58)Exception in thread "main" java.lang.NullPointerException    at com.jiaoyou.dao.impl.UserDAOImpl.getUserByUsername(UserDAOImpl.java:39)    at com.jiaoyou.dao.impl.UserDAOImpl.main(UserDAOImpl.java:58)