为何Struts2一直没有自动实例化域
代码如下:
jsp
<%@ taglib prefix="s" uri="/struts-tags" %>
<%--
Created by IntelliJ IDEA.
User: 健勤
Date: 2016/2/4
Time: 15:12
To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
<title>添加员工</title>
</head>
<body>
<s:form action="addEmpAction" method="POST">
<s:textfield name="employee.name" label="员工名"/><br/>
<s:textfield name="employee.password" label="员工密码"/><br/>
<s:textfield name="employee.salary" label="工资"/><br/>
<s:submit value="提交"/>
<s:reset value="重置"/>
</s:form>
</body>
</html>
Action
package org.hrsystem.action;
import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.ActionSupport;
import org.hrsystem.service.IMgrService;
import org.hrsystem.vo.Employee;
/**
* Created by 健勤 on 2016/2/3.
*/
public class AddEmpAction extends ActionSupport {
private IMgrService mgrService;
private Employee employee;
@Override
public String execute() throws Exception {
this.getActionMessages().clear();
ActionContext actionContext = ActionContext.getContext();
String mgrName = (String) actionContext.getSession().get("user");
boolean flag = mgrService.addEmp(employee, mgrName);
if(flag){
addActionMessage("添加员工成功!");
}
else{
addActionMessage("添加员工失败!");
}
return SUCCESS;
}
public IMgrService getMgrService() {
return mgrService;
}
public void setMgrService(IMgrService mgrService) {
this.mgrService = mgrService;
}
public Employee getEmployee() {
return employee;
}
public void setEmployee(Employee employee) {
this.employee = employee;
}
}
domain
package org.hrsystem.vo;
import org.hibernate.annotations.GenericGenerator;
import javax.persistence.*;
import java.util.HashSet;
import java.util.Set;
/**
* Created by 健勤 on 2016/2/2.
*/
@Entity
@Inheritance(strategy = InheritanceType.TABLE_PER_CLASS)
@Table(name = "employee_inf")
public class Employee {
@Id
@Column(name = "emp_id")
@GenericGenerator(name = "employee_sequence",strategy = "sequence")
@GeneratedValue(generator = "employee_sequence")
private Integer id;
@Column(name = "emp_name",nullable = false,unique = true, length = 30)
private String name;
@Column(name = "emp_password",nullable = false,length = 30)
private String password;
@Column(name = "emp_salary",nullable = false)
private double salary;
@OneToMany(targetEntity = Payment.class,mappedBy = "employee")
private Set<Payment> payments = new HashSet<>();
@ManyToOne(targetEntity = Manager.class)
@JoinColumn(name = "mgr_id")
private Manager manager;
public Employee() {
}
public Employee(String name, String password, double salary, Set<Payment> payments, Manager manager) {
this.name = name;
this.password = password;
this.salary = salary;
this.payments = payments;
this.manager = manager;
}
public Integer getId() {
return id;
}
public void setId(Integer 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 double getSalary() {
return salary;
}
public void setSalary(double salary) {
this.salary = salary;
}
public Set<Payment> getPayments() {
return payments;
}
public void setPayments(Set<Payment> payments) {
this.payments = payments;
}
public Manager getManager() {
return manager;
}
public void setManager(Manager manager) {
this.manager = manager;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (!(o instanceof Employee)) return false;
Employee employee = (Employee) o;
if (name != null ? !name.equals(employee.name) : employee.name != null) return false;
return !(password != null ? !password.equals(employee.password) : employee.password != null);
}
@Override
public int hashCode() {
int result = name != null ? name.hashCode() : 0;
result = 31 * result + (password != null ? password.hashCode() : 0);
return result;
}
}
