02 Struts2 framework study notes ---- 2

1. * wildcard Code Optimization struts.xml

Creating a class action of UserAction

Package Action; 

Import com.opensymphony.xwork2.ActionSupport; 

public  class the UserAction the extends ActionSupport { 

    // add the user 
    public String the Add () {
         return SUCCESS; 
    } 
    // delete user 
    public String Delete () {
         return SUCCESS; 
    } 
    // update user 
    public String Update () {
         return SUCCESS; 
    } 
    
    // find the user 
    public String Find () {
         return SUCCESS; 
    } 
    
}

Struts.xml file configuration

<!--第一种配置方式-->
    <!--<package name="p2" extends="struts-default">
        <action name="add" class="action.UserAction" method="add">
            <result name="success">/add.jsp</result>
        </action>

        <action name="delete" class="action.UserAction" method="delete">
            <result name="success">/delete.jsp</result>
        </action>

        <action name="find" class="action.UserAction" method="find">
            <result name="success">/find.jsp</result>
        </action>

        <action name="update" class="action.UserAction" method="update">
            <result name="success">/update.jsp</result>
        </action>
    </ Package>-> 

    <! - use wildcards way -> 
    <! - the operation of the access wildcard 
           *: This is a * -> 
    < Package name = "P2" the extends = "Struts-default" > 
        < Action name = "*" class = "action.UserAction" Method = "{}. 1" > 
            < Result name = "Success" > /{1}.jsp </ Result > 
        </ Action > 
    </ Package >