employee.hbm.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE hibernate-mapping PUBLIC
        "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
        "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<hibernate-mapping package="cn.itcast.bean">
    <class name="Employee">
       <id name="username" length="20"/>
       <property name="password" length="20" not-null="true"/>
       <property name="gender" not-null="true" length="5">
        <type name="org.hibernate.type.EnumType">
        <param name="enumClass">cn.itcast.bean.Gender</param>
<!-- 12为java.sql.Types.VARCHAR常量值，即保存枚举的字面值到数据库。如果不指定type参数，保存枚举的索引值(从0开始)到数据库-->
        <param name="type">12</param>
        </type>
        </property>
    </class>
</hibernate-mapping>