文件
/
新建
/
其他
/
出現以下畫面
點擊
web project
下一步后在項目名寫
test2,
點擊完成即可
.
完成后在
test2
項目點擊右鍵
,
如下圖
然后進入下面頁面
,(
記得選擇
hibernate2.1 jar library installation
選第二項
,
確保設置與下圖一致
)
下一步
/
下一步
將
db profile
選擇為
MSSQL1
點擊下一步
如
下圖
( class:
如下圖填寫
)
點擊完成
.
現在我們建立對象
Customer.java Order.java
文件
/
新建
/
類
?
在彈出的窗口中
源文件夾為
test2/src
包為
com
名字為
Customer,
點擊完成即可
.
建立
Order.java
操作一樣
.
添加代碼
:
Customer.java
package com;
?
import java.io.Serializable;
import org.apache.commons.lang.builder.ToStringBuilder;
?
?
/** @author Hibernate CodeGenerator */
public class Customer implements Serializable {
?
??? /** identifier field */
??? private Long id;
?
??? /** nullable persistent field */
??? private String name;
?
??? /** full constructor */
??? public Customer(String name) {
??????? this.name = name;
??? }
?
??? /** default constructor */
??? public Customer() {
??? }
?
??? public Long getId() {
??????? return this.id;
??? }
?
??? public void setId(Long id) {
??????? this.id = id;
??? }
?
??? public String getName() {
??????? return this.name;
??? }
?
??? public void setName(String name) {
??????? this.name = name;
??? }
?
??? public String toString() {
??????? return new ToStringBuilder(this)
??????????? .append("id", getId())
??????????? .toString();
??? }
?
}
?
Order.java
package com;
?
import java.io.Serializable;
import org.apache.commons.lang.builder.ToStringBuilder;
?
?
/** @author Hibernate CodeGenerator */
public class Order implements Serializable {
?
??? /** identifier field */
??? private Long id;
?
??? /** nullable persistent field */
??? private String orderNumber;
?
??? /** persistent field */
??? private com.Customer customer;
?
??? /** full constructor */
??? public Order(String orderNumber,Customer customer) {
??????? this.orderNumber = orderNumber;
??????? this.customer = customer;
??? }
?
???
???
??? /** default constructor */
??? public Order() {
??? }
?
??? /** minimal constructor */
??? public Order(com.Customer customer) {
??????? this.customer = customer;
??? }
?
??? public Long getId() {
??????? return this.id;
??? }
?
??? public void setId(Long id) {
??????? this.id = id;
??? }
?
??? public String getOrderNumber() {
??????? return this.orderNumber;
??? }
?
??? public void setOrderNumber(String orderNumber) {
??????? this.orderNumber = orderNumber;
??? }
?
??? public com.Customer getCustomer() {
??????? return this.customer;
??? }
?
??? public void setCustomer(com.Customer customer) {
??????? this.customer = customer;
??? }
?
??? public String toString() {
??????? return new ToStringBuilder(this)
??????????? .append("id", getId())
??????????? .toString();
??? }
?
}
建立兩個映射文件
Customer.hbm..xml?? Order.hbm.xml
文件
/
新建
選擇如下圖
選擇第一個
下一步
在下一步中
父文件夾為
test2/src/com?
文件名為
Customer.hbm.xml
下一步
選擇如下圖
點擊下一步
完成
?
建立
Order.hbm.xml
方法一致
.
將兩個
xml
文件修改一下
修改部分粗體顯示了
<?xml version="1.0"?>
<!DOCTYPE hibernate-mapping
PUBLIC "-//Hibernate/Hibernate Mapping DTD 2.0//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-2.0.dtd">
編輯
Customer.hbm..xml?? Order.hbm.xml
Customer.hbm..xml??
<?
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
>
?
?
<
class
name
=
"com.Customer"
table
=
"CUSTOMER"
>
???
<
id
name
=
"id"
type
=
"long"
column
=
"ID"
>
?????
<
generator
class
=
"increment"
/>
???
</
id
>
?
???
<
property
name
=
"name"
type
=
"string"
>
???????
<
column
name
=
"NAME"
length
=
"15"
/>
???
</
property
>
?????
?
</
class
>
?
</
hibernate-mapping
>
Order.hbm.xml
<?
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
>
?
??
<
class
name
=
"com.Order"
table
=
"[ORDER]"
>
????
?????
<
id
name
=
"id"
type
=
"long"
column
=
"ID"
>
???????
<
generator
class
=
"increment"
/>
?????
</
id
>
??
?????
<
property
name
=
"orderNumber"
type
=
"string"
>
???????
<
column
name
=
"ORDER_NUMBER"
length
=
"15"
/>
?????
</
property
>
?
????
<
many-to-one
???????
name
=
"customer"
?????
??
column
=
"CUSTOMER_ID"
???????
class
=
"com.Customer"
???????
not-null
=
"true"
???????
cascade
=
"save-update"
?????
????
/>
?
<!-- mapping with cascade -->
<!--
????? <many-to-one
??????? name="customer"
??????? column="CUSTOMER_ID"
??????? class="mypack.Customer"
??????? cascade="save-update"?
??????? not-null="true" />
?-->
?
?
???
</
class
>
?
</
hibernate-mapping
>