JAVA Struts2 Building

Java Struts 2 Build

1.web Engineering

2. Copy the jar package used by struts2 to the Webcontent/webinf/lib folder. Under

Config under 3.webcontent under Web. xml:

<?xml version= "1.0" encoding= "UTF-8"?>
<web-app xmlns:xsi= "http://www.w3.org/2001/XMLSchema-instance" xmlns= "Http://java.sun.com/xml/ns/javaee" xsi: schemalocation= "Http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" id= "Webapp_ ID "version=" 3.0 ">
<display-name>struts2</display-name>
<welcome-file-list>
<welcome-file>index.html</welcome-file>
<welcome-file>index.htm</welcome-file>
<welcome-file>index.jsp</welcome-file>
<welcome-file>default.html</welcome-file>
<welcome-file>default.htm</welcome-file>
<welcome-file>default.jsp</welcome-file>
</welcome-file-list>
<filter>
<filter-name>struts2</filter-name>
<filter-class>org.apache.struts2.dispatcher.ng.filter.strutsprepareandexecutefilter</filter-class >
</filter>
<filter-mapping>
<filter-name>struts2</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
</web-app>

4.java resources/src/Jian Struts.xml

<?xml version= "1.0" encoding= "UTF-8"?>
<! DOCTYPE struts Public "-//apache software foundation//dtd struts Configuration 2.1//en" "http://struts.apache.org/dtds/ Struts-2.1.dtd ">
<struts>
namespase--> namespaces

extends= "Struts-default"-----> Default Inheritance

<interceptors>----> Filters

class= "Cn.stu.strust.MyTime"-----> Filter Package
<package namespace= "/" Name= "Cn.stu.strust" extends= "Struts-default" >
<interceptors>
<interceptor name= "Mytime" class= "Cn.stu.strust.MyTime" ></interceptor>

</interceptors>

Map the corresponding

/calss= "Cn.stu.strust"//action---> where the Package class is located
<action name= "Login" class= "Cn.stu.strust.loginaction" >

<interceptor-ref name= "Mytime" ></interceptor-ref>//loading a custom filter
<interceptor-ref name= "defaultstack" ></interceptor-ref>//load default filter
<result name= "Success" >/success.jsp</result>
<result name= "Error" >/error.jsp</result>
<result name= "Input" >index.jsp</result>//validation returned
</action>



</package>
</struts>

5. Package structure is as follows:

6.logginaction.java

Package cn.edu.tsu.se.sturts;

Import Java.util.Map;

Import javax.servlet.http.HttpSession;

Import Org.apache.struts2.ServletActionContext;
Import Org.apache.struts2.interceptor.SessionAware;

Import Cn.edu.tsu.se.sturts.entity.User;

Import Com.opensymphony.xwork2.ActionSupport;


public class Loginaction extends Actionsupport implements sessionaware{
private user user;
Map<string,object> session;
Public String Login () throws Exception {
TODO auto-generated Method Stubyste
System.out.println ("action doing");
if (USER.GETN1 (). Equals (User.getpwd ())) {
map<string,object> session = Actioncontext.getcontext (). GetSession ();
Session.put ("Name", USER.GETN1 ());
HttpSession session = Servletactioncontext.getrequest (). GetSession ();
Session.setattribute ("Name", USER.GETN1 ());
Return "Success";
}else{
return "error";
}

}



@Override
public void Validate () {
TODO auto-generated Method Stub
if (User.getpwd (). Equals ("1111")) {
This.addfielderror ("User.pwd", "Password Too simple");
}
}



public void SetUser (user user) {
This.user = user;
}

Public User GetUser () {
return user;
}



@Override
public void Setsession (map<string, object> arg0) {
TODO auto-generated Method Stub
session = arg0;
}





}

JAVA Struts2 Building