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| 简单保存演示 |
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/////////////////////////////////////////////////////////////////////////
import org.hibernate.Session;
import util.ConnectionUtil;
import util.HibernateUtil;
public class Main {
static Session session;
public static void main(String[] args) {
open();
Keyword k = new Keyword();
session.save(k);
session.flush();
close();
}
private static void open() {
ConnectionUtil.openConnection();
ConnectionUtil.update("CREATE TABLE KEYWORDS ( ID int, NAME VARCHAR(25) )");
session = HibernateUtil.currentSession();
}
private static void close() {
ConnectionUtil.closeConnection();
HibernateUtil.closeSession();
HibernateUtil.sessionFactory.close();
}
}
/////////////////////////////////////////////////////////////////////////
<?xml version="1.0"?>
<!DOCTYPE hibernate-mapping PUBLIC
"-//Hibernate/Hibernate Mapping DTD 2.0//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-2.0.dtd">
<hibernate-mapping>
<!-- table created by: CREATE TABLE KEYWORDS ( ID IDENTITY, NAME VARCHAR(25) ); -->
<class name="Keyword" table="keywords">
<id name="id" column="id" unsaved-value="null">
<generator class="increment"/>
</id>
<property name="name"
column="NAME"
not-null="true"
unique="true"
/>
</class>
</hibernate-mapping>
<!-- $Id: Keyword.hbm.xml,v 1.3 2003/07/08 19:18:30 dwight Exp $ -->
/////////////////////////////////////////////////////////////////////////
public class Keyword {
protected Integer id_;
protected String name_ ="aaa";
public Keyword() {
}
public Integer getId() {
return id_;
}
public void setId(Integer newId) {
this.id_ = newId;
}
public String getName() {
return name_;
}
public void setName(String newName) {
this.name_ = newName;
}
}
/////////////////////////////////////////////////////////////////////////
<!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">org.hsqldb.jdbcDriver</property>
<property name="connection.url">jdbc:hsqldb:mem:testdb</property>
<property name="connection.username">sa</property>
<property name="connection.password"></property>
<!-- JDBC connection pool (use the built-in) -->
<property name="connection.pool_size">2</property>
<!-- SQL dialect -->
<property name="dialect">org.hibernate.dialect.HSQLDialect</property>
<!-- Echo all executed SQL to stdout -->
<property name="show_sql">true</property>
<!-- Drop and re-create the database schema on startup
<property name="hbm2ddl.auto">create</property>-->
<mapping resource="Keyword.hbm.xml"/>
</session-factory>
</hibernate-configuration>
/////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////
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 Hibernate-SimpleSave.zip( 4,577 k) |
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