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pom.xml:

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>hibernateTest</groupId> <artifactId>hibernateTest</artifactId> <version>1.0-SNAPSHOT</version> <packaging>jar</packaging> <name>hibernateTest</name> <url>http://maven.apache.org</url> <dependencies> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>3.8.1</version> <scope>test</scope> </dependency> <dependency> <groupId>org.hibernate</groupId> <artifactId>hibernate-core</artifactId> <version>3.3.1.GA</version> </dependency> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-nop</artifactId> <version>1.5.2</version> </dependency> <dependency> <groupId>javassist</groupId> <artifactId>javassist</artifactId> <version>3.4.GA</version> </dependency> <dependency> <groupId>c3p0</groupId> <artifactId>c3p0</artifactId> <version>0.9.1</version> </dependency> <dependency> <groupId>com.oracle</groupId> <artifactId>ojdbc14</artifactId> <version>10.2.0.3.0</version> <scope>runtime</scope> </dependency> </dependencies> <build> <finalName>hibernateTest</finalName> <resources> <resource> <directory>src/main/resources</directory> </resource> <resource> <directory>src/main/java</directory> <excludes> <exclude>**/*.java</exclude> </excludes> </resource> </resources> <plugins> <plugin> <artifactId>maven-compiler-plugin</artifactId> <configuration> <source>1.6</source> <target>1.6</target> <encoding>UTF-8</encoding> </configuration> </plugin> </plugins> </build> </project>

resources/hibernate.cfg.xml:

<?xml version="1.0" encoding="utf-8"?> <!DOCTYPE hibernate-configuration PUBLIC "-//Hibernate/Hibernate Configuration DTD//EN" "http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd"> <hibernate-configuration> <session-factory name="sessionFactory"> <!-- Ö¸¶¨Á¬½ÓÊý¾Ý¿âËùÓõÄÇý¶¯ --> <property name="hibernate.connection.driver_class">oracle.jdbc.driver.OracleDriver</property> <!-- Ö¸¶¨Á¬½ÓÊý¾Ý¿âµÄurl，hibernateÁ¬½ÓµÄÊý¾Ý¿âÃû --> <property name="hibernate.connection.url">jdbc:oracle:thin:@localhost:1521:XE</property> <property name="hibernate.connection.useUnicode">true</property> <property name="hibernate.connection.characterEncoding">gbk</property> <!-- Ö¸¶¨Á¬½ÓÊý¾Ý¿âµÄÓû§Ãû --> <property name="hibernate.connection.username">system</property> <!-- Ö¸¶¨Á¬½ÓÊý¾Ý¿âµÄÃÜÂë --> <property name="hibernate.connection.password">password</property> <!-- Ö¸¶¨Á¬½Ó³ØÀï×î´óÁ¬½ÓÊý --> <property name="hibernate.c3p0.max_size">20</property> <!-- Ö¸¶¨Á¬½Ó³ØÀï×îСÁ¬½ÓÊý --> <property name="hibernate.c3p0.min_size">5</property> <!-- Ö¸¶¨Á¬½Ó³ØÀïÁ¬½ÓµÄ³¬Ê±Ê±³¤,ÒÔÃëΪµ¥Î» --> <property name="hibernate.c3p0.timeout">120</property> <!-- Ö¸¶¨Á¬½Ó³ØÀï×î´ó»º´æ¶àÉÙ¸öStatement¶ÔÏó --> <property name="hibernate.c3p0.max_statements">100</property> <!-- ÿ¸ôXXÃë¼ì²éÁ¬½Ó³ØÀïµÄ¿ÕÏÐÁ¬½Ó ，µ¥Î»ÊÇÃë --> <property name="hibernate.c3p0.idle_test_period">120</property> <!-- µ±Á¬½Ó³ØÀïÃæµÄÁ¬½ÓÓÃÍêµÄʱºò，C3P0Ò»´Î»ñÈ¡µÄеÄÁ¬½ÓÊý --> <property name="hibernate.c3p0.acquire_increment">2</property> <!-- Ö¸¶¨Êý¾Ý¿â·½ÑÔ --> <property name="dialect">org.hibernate.dialect.OracleDialect</property> <!-- ÏÔʾHibernate³Ö¾Ã»¯²Ù×÷ËùÉú³ÉµÄSQL --> <property name="show_sql">true</property> <!-- ½«SQL½Å±¾½øÐиñʽ»¯ºóÔÙÊä³ö --> <property name="hibernate.format_sql">true</property> <!-- ÂÞÁÐËùÓеÄÓ³ÉäÎļþ --> <mapping resource="pojo/User.hbm.xml" /> <mapping resource="pojo/Item.hbm.xml" /> </session-factory> </hibernate-configuration>

pojo/User.java:

package pojo; import java.io.Serializable; import java.util.HashSet; import java.util.Set; public class User implements Serializable { private String id; private String name; private String password; private int age; private Set<Item> itemSet = new HashSet<Item>(); public String getId() { return id; } @SuppressWarnings("unused") private void setId(String id) { this.id = id; } public String getName() { return name; } public void setName(String name) { this.name = name; } public String getPassword() { return password; } public void setPassword(String password) { this.password = password; } public int getAge() { return age; } public void setAge(int age) { this.age = age; } public Set<Item> getItemSet() { return itemSet; } public void setItemSet(Set<Item> itemSet) { this.itemSet = itemSet; } //Ìí¼Ó public void addItem(Item item){ this.itemSet.add(item); item.setUser(this); } }

pojo/User.hbm.xml:

<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"> <hibernate-mapping package="pojo"> <class name="User" table="A_USER" dynamic-insert="true" dynamic-update="true"> <id name="id" column="ID" type="string"> <generator class="uuid.hex"/> </id> <!-- ×¢ÒâÕâÀï,ÓÃÁËunique="true",update="false" --> <properties name="foreignKey" unique="true" update="false"> <property name="name" column="NAME" type="string"/> <property name="password" column="PASSWORD" type="string"/> </properties> <property name="age" type="integer" column="AGE"/> <set name="itemSet" inverse="true" cascade="save-update"> <key property-ref="foreignKey"> <column name="NAME"/> <column name="PASSWORD"/> </key> <one-to-many class="Item"/> </set> </class> </hibernate-mapping>

pojo/Item.java:

package pojo; import java.io.Serializable; public class Item implements Serializable { private String id; private String name; private String desc; private int price; private User user; public String getId() { return id; } @SuppressWarnings("unused") private void setId(String id) { this.id = id; } public String getName() { return name; } public void setName(String name) { this.name = name; } public String getDesc() { return desc; } public void setDesc(String desc) { this.desc = desc; } public int getPrice() { return price; } public void setPrice(int price) { this.price = price; } public User getUser() { return user; } public void setUser(User user) { this.user = user; } }

pojo/Item.hbm.xml:

<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"> <hibernate-mapping package="pojo"> <class name="Item" table="A_ITEM" dynamic-insert="true" dynamic-update="true"> <id name="id" column="ID" type="string"> <generator class="uuid.hex"/> </id> <property name="name" column="ITEMNAME" type="string"/> <property name="desc" column="DESCRIPTION" type="string"/> <property name="price" column="PRICE" type="integer"/> <!-- ×¢ÒâÕâÀïʹÓÃÁËproperty-ref="name" --> <many-to-one name="user" class="User" property-ref="foreignKey"> <column name="NAME"/> <column name="PASSWORD"/> </many-to-one> </class> </hibernate-mapping>

util/HibernateUtil.java:

package util; import org.hibernate.SessionFactory; import org.hibernate.cfg.Configuration; public class HibernateUtil { private static SessionFactory sessionFactory; static{ try { sessionFactory = new Configuration().configure().buildSessionFactory(); } catch (Throwable e) { throw new ExceptionInInitializerError(e); } } public static SessionFactory getSessionFactory(){ return sessionFactory; } public static void shutdown(){ getSessionFactory().close(); } }

util/Manager.java:

package util; import org.hibernate.Session; import org.hibernate.Transaction; import pojo.Item; import pojo.User; public class Manager { public static void main(String[] args) { User user = new User(); user.setAge(18); user.setName("fhd"); user.setPassword("kkk"); Item it1 = new Item(); it1.setDesc("aaaaaaa"); it1.setName("item1"); it1.setPrice(35); Item it2 = new Item(); it2.setDesc("bbbbbbb"); it2.setName("item2"); it2.setPrice(12); user.addItem(it1); user.addItem(it2); Session session = HibernateUtil.getSessionFactory().openSession(); Transaction transaction = session.beginTransaction(); session.save(user); transaction.commit(); session.close(); } }

±í½á¹¹：

A_USER±í： ID, NAME, AGE, PASSWORD A_ITEM±í： ID, ITEMNAME, DESCRIPTION PRICE, NAME, PASSWORD