Hibernate 我的是maven quickstart项目,我创建了两个类Employee&;住址

Hibernate 我的是maven quickstart项目,我创建了两个类Employee&;住址,hibernate,spring-mvc,Hibernate,Spring Mvc,这是我的员工班 package com.niit; 公营雇员{ private int employeeId; private String name; 现在如何在Address类中添加currentAddress和permanentAddress Address address; public Address getAddress() { return address; } public void setAddress(Address address) { this.a

这是我的员工班

package com.niit;
公营雇员{

private int employeeId;
private String name;
现在如何在Address类中添加
currentAddress
permanentAddress

Address address;


public Address getAddress() {
    return address;
}
public void setAddress(Address address) {
    this.address = address;
}
public int getEmployeeId() {
    return employeeId;
}
public void setEmployeeId(int employeeId) {
    this.employeeId = employeeId;
}
public String getName() {
    return name;
}
public void setName(String name) {
    this.name = name;
}
}

这是我的地址类

package com.niit;

public class Address {

private String Address;
private String City;
public String getAddress() {
    return Address;
}
public void setAddress(String address) {
    Address = address;
}
public String getCity() {
    return City;
}
public void setCity(String city) {
    City = city;
}

}
这是我的Spring.xml文件

<bean id="Employee" class="com.niit.Employee">
    <property name="Address" ref="Address"></property>
    <property name="employeeId" value="101"></property>
    <property name="name" value="abc"></property>
</bean>


<bean id="Address" class="com.niit.Address">
    <property name="Address" value="whitefield"></property>
    <property name="City" value="Banglore"></property>
</bean>


您可以在员工实体中使用@Embedded和@AttributeOverrides注释来完成此操作

    @Column(name=”ADDRESS”)
    @Embedded
    @AttributeOverrides({
    @AttributeOverride(name=”street”, column=@Column(name=”CURRENT_STREET_NAME”)),
    @AttributeOverride(name=”city”, column=@Column(name=”CURRENT_CITY_NAME”)),
    @AttributeOverride(name=”state”, column=@Column(name=”CURRENT_STATE_NAME”)),
    @AttributeOverride(name=”pincode”, column=@Column(name=”CURRENT_PIN_CODE”))})
    private Address currentAddress;

    @Embedded
    private Address permanentAddress;
类似的xml配置如下所示:

<attributes>
    <id name="id">
        <column name="fld_id"/>
        <generated-value generator="generator" strategy="SEQUENCE"/>
        <temporal>DATE</temporal>
        <sequence-generator name="generator" sequence-name="seq"/>
    </id>
    <version name="version"/>
    <embedded name="embeddedObject">
        <attribute-override name"subproperty">
            <column name="my_column"/>
        </attribute-override>
    </embedded>
    <basic name="status" optional="false">
        <enumerated>STRING</enumerated>
    </basic>
    <basic name="serial" optional="true">
        <column name="serialbytes"/>
        <lob/>
    </basic>
    <basic name="terminusTime" fetch="LAZY">
        <temporal>TIMESTAMP</temporal>
    </basic>
</attributes>

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注意:请根据您的需要修改此代码,因为这只是示例代码