hibernate基于注解的配置

Student.java

package com.wxh.dto;

import java.io.Serializable;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.SequenceGenerator;
import javax.persistence.Table;


@Entity
@Table(name="tb_stu")//指定表名称
@SequenceGenerator(name="mySeq",sequenceName="auto_stuid")
public class Student implements Serializable{
  
  private int stuNo;
  private String name;
  private String major;
  private int comingYear;
  private String type;    
  
  @Id
  @Column(name="sno")
  @GeneratedValue(strategy=GenerationType.AUTO,generator="mySeq")//指定主键的生成策略
  public int getStuNo() {
    return stuNo;
  }
  public void setStuNo(int stuNo) {
    this.stuNo = stuNo;
  } 
  
  @Column(name="stuName",length=16,nullable=false)
  public String getName() {
    return name;
  }
  public void setName(String name) {
    this.name = name;
  }
  public String getMajor() {
    return major;
  }
  public void setMajor(String major) {
    this.major = major;
  }
  public int getComingYear() {
    return comingYear;
  }
  public void setComingYear(int comingYear) {
    this.comingYear = comingYear;
  }
  public String getType() {
    return type;
  }
  public void setType(String type) {
    this.type = type;
  }
}

hibernate.cfg.xml

<?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="hbm2ddl.auto">update</property>
  <property name="dialect">
    org.hibernate.dialect.Oracle9Dialect
  </property>
  <property name="connection.url">
    jdbc:oracle:thin:@127.0.0.1:1521:orcl
  </property>
  <property name="connection.username">scott</property>
  <property name="connection.password">tiger</property>
  <property name="connection.driver_class">
    oracle.jdbc.driver.OracleDriver
  </property>
  <property name="myeclipse.connection.profile">oracle</property>
  <property name="show_sql">true</property>
  <property name="format_sql">true</property>
  <mapping class="com.wxh.dto.Student" />

</session-factory>

</hibernate-configuration>