Struts2 _ receiving Parameters

1.1
Directly create the received data type

1 public class helloaction extends actionsupport {2 3 private string name; 4 private int age; 5 6 Public String add () {7 system. out. println ("name =" + name); 8 system. out. println ("age =" + age); 9 return success; 10} 11 12 Public String getname () {13 return name; 14} 15 16 public void setname (string name) {// The server automatically calls 17 this. name = Name; 18} 19 20 public int getage () {21 return age; 22} 23 24 public void setage (INT age) {25 this. age = age; 26} 27}

 

In the URL: http: // localhost: 8080/struts2_0100_introduction/helloaction_add? Name = A & age = 123
1.2
Create a user class and place the received Parameters

 1             public class User { 2                 private String name; 3                 private int age; 4                 public String getName() { 5                     return name; 6                 } 7                 public void setName(String name) { 8                     this.name = name; 9                 }10                 public int getAge() {11                     return age;12                 }13                 public void setAge(int age) {14                     this.age = age;15                 }16             }

 

New User class is not required

 1             public class UserAction extends ActionSupport{ 2                 private User user; 3                  4                 public String add(){ 5                     System.out.println("User is run."); 6                     System.out.println("name="+ user.getName()); 7                     System.out.println("age="+user.getAge()); 8                     return SUCCESS; 9                 }10                 public User getUser() {11                     return user;12                 }13                 public void setUser(User user) {14                     System.out.println("setUser run");15                     this.user = user;16                 }17             }

 

In the URL: http: // localhost: 8080/struts2_0100_introduction/useraction_add? User. Name = A & User. Age = 123
1.3
Not Required
Create a user class and place the received Parameters
Public class user {
Added implements modeldriven <user>
New User

1 public class modeluseraction extends actionsupport implements modeldriven <user> {2 private user = new user (); 3 4 Public String add () {5 system. out. println ("modeluser is run. "); 6 system. out. println ("name =" + User. getname (); 7 system. out. println ("age =" + User. getage (); 8 return success; 9} 10 11 @ override12 public user GetModel () {13 // todo automatically generated method stub 14 return user; 15} 16}

 

URL: http: // localhost: 8080/struts2_0100_introduction/modeluser_add? Name = A & age = 123

Struts2 _ receiving Parameters