私の最初のhibernateプログラム

package com.hugui.hibernate.model;

public class Student {

	private int id;
	
	private String name;
	
	private int age;

	public int getId() {
		return id;
	}

	public void setId(int id) {
		this.id = id;
	}

	public String getName() {
		return name;
	}

	public void setName(String name) {
		this.name = name;
	}

	public int getAge() {
		return age;
	}

	public void setAge(int age) {
		this.age = age;
	}
	
}

<?xml version="1.0"?>
<!DOCTYPE hibernate-mapping PUBLIC
        "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
        "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">

<!--   hibernate    class               -->
<hibernate-mapping package="com.hugui.hibernate.model">
	<!--    Student       student  ,           ，   name     -->
	<class name="Student" table="student">
		<!--id         , name           getId()，cloumn           ，    ，      name -->
		<id name="id" column="id"></id>
		<!-- property           ，name         getName()，cloumn             ，  ，  name cloumn       name -->
		<property name="name" column="name"></property>
		<property name="age"></property>
	</class>
</hibernate-mapping>

<?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">

<hibernate-configuration>

	<session-factory>

		<!-- Database connection settings -->
		<property name="connection.driver_class">
			com.mysql.jdbc.Driver
		</property>
		<property name="connection.url">
			jdbc:mysql://localhost/hibernate
		</property>
		<property name="connection.username">root</property>
		<property name="connection.password">root</property>

		<!-- JDBC connection pool (use the built-in) -->
		<!--       hibernate      ，      application   JNDI         -->
		<!-- <property name="connection.pool_size">1</property>  -->

		<!-- SQL dialect -->
		<property name="dialect"><!--   ，       -->
			org.hibernate.dialect.MySQLDialect
		</property>

		<!-- Enable Hibernate's automatic session context management -->
		<!-- <property name="current_session_context_class">thread</property> -->

		<!-- Disable the second-level cache  -->
		<property name="cache.provider_class">
			org.hibernate.cache.NoCacheProvider
		</property>

		<!-- Echo all executed SQL to stdout -->
		<!--       sql      -->
		<property name="show_sql">true</property>

		<!-- Drop and re-create the database schema on startup -->
		<!-- <property name="hbm2ddl.auto">update</property> -->

		<!--   hibernate           -->
		<mapping resource="com/hugui/hibernate/model/Student.hbm.xml" />

	</session-factory>

</hibernate-configuration>