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use test;create table person( id int AUTO_INCREMENT primary key, username varchar(20), password varchar(20));insert into person values(null,'ts','ts');package com.vo;import java.io.Serializable;import javax.persistence.Entity;import javax.persistence.GeneratedValue;import javax.persistence.GenerationType;import javax.persistence.Id;import javax.persistence.Table;
@SuppressWarnings({ "unchecked", "serial" })
@SuppressWarnings(
@Entity //æ ‡è¯†æ˜¯ä¸€ä¸ªå®žä½?/span>@Table(name="person") //æ˜ å°„è¡?/span>public class Person implements Serializable{
//ä¸»é”®æ˜ å°„ @Id //主键自增 @GeneratedValue(strategy=GenerationType.AUTO) private Integer id; //@Column(name="username"),对于åˆ?å¯æ˜ ž®„也å¯ä»¥ä¸æ˜ ž®?注æ„ä¿æŒåˆ—å和属性å一致就è¡?nbsp; private String username; private String password; public Integer getId()
{
return id;
} public void setId(Integer id) { this.id = id; } public String getUsername() { return username; } public void setUsername(String username) { this.username = username; } public String getPassword() { return password; } public void setPassword(String password) { this.password = password; }
}hibernate.cfg.xmlé…置文äšg:
<?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> <property name="dialect">org.hibernate.dialect.MySQLDialect</property> <property name="connection.driver_class">com.mysql.jdbc.Driver</property> <property name="connection.url">jdbc:mysql://localhost:3306/test</property> <property name="connection.username">root</property> <property name="connection.password">root</property> <property name="show_sql">true</property> <!-- 实体¾cÀL˜ ž®?nbsp;--> <mapping class="com.vo.Person"/> </session-factory></hibernate-configuration> package com.test;import java.util.List;import org.hibernate.Session;import org.hibernate.Transaction;import org.hibernate.cfg.AnnotationConfiguration;import org.junit.After;import org.junit.Before;import org.junit.Test;import static org.junit.Assert.*;import com.vo.Person;public class PersonTest{ private Session session; private Transaction tx; @Before public void before() { session = new AnnotationConfiguration().configure() .buildSessionFactory().openSession(); tx = session.getTransaction(); } @After public void after() { session.close(); } @Test public void testSave() { tx.begin(); Person person = new Person(); person.setUsername("zdw"); person.setPassword("admin"); session.save(person); tx.commit(); } @Test public void testUpdate() { tx.begin(); Person person = (Person) session.load(Person.class, 1); person.setPassword("test"); session.update(person); tx.commit(); } @SuppressWarnings("unchecked") @Test public void testQueryAll() { List<Person> persons = session.createCriteria(Person.class).list(); assertNotNull(persons); } @Test public void testDelete() { Person person = (Person) session.load(Person.class, 1); session.delete(person); }}˜q™æ ·çš„确很方便了.
æºç å¯ä»¥åœ¨æˆ‘的网盘下è½? ç‚ÒŽ¤ä¸‹è²
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