struts2分模块与action生命周期

1. 分模块

struts.xml
<include file=""></include>

新建项目HeadFirstStruts2Chap02_04

CheLiangAction.java

package com.andrew.action;
import com.opensymphony.xwork2.ActionSupport;
public class CheLiangAction extends ActionSupport {
    @Override
    public String execute() throws Exception {
        System.out.println("执行了CheLiangAction Action的默认方法");
        return SUCCESS;
    }
}

ZiChanAction.java

package com.andrew.action;
import com.opensymphony.xwork2.ActionSupport;
public class ZiChanAction extends ActionSupport {
    @Override
    public String execute() throws Exception {
        System.out.println("执行了ZiChanAction Action的默认方法");
        return SUCCESS;
    }
}

cheliang.xml

<package name="cheliang" namespace="/cheliang" extends="struts-default">
    <action name="cheliang" class="com.andrew.action.CheLiangAction">
        <result name="success">${pageContext.request.contextPath}/success.jsp</result>
    </action>
</package>

zichan.xml

<package name="zichan" namespace="/zichan" extends="struts-default">
    <action name="zichan" class="com.andrew.action.ZiChanAction">
        <result name="success">${pageContext.request.contextPath}/success.jsp</result>
    </action>
</package>

struts.xml

<struts>
    <include file="cheliang.xml"/>
    <include file="zichan.xml"/>
</struts>

success.jsp

Ok!

http://localhost:8080/HeadFirstStruts2Chap02_04/cheliang/cheliang
Ok!
执行了CheLiangAction Action的默认方法
http://localhost:8080/HeadFirstStruts2Chap02_04/zichan/zichan
Ok!
执行了ZiChanAction Action的默认方法

2. 生命周期

新建项目HeadFirstStruts2Chap02_06

HelloAction.java

package com.andrew.action;
import com.opensymphony.xwork2.ActionSupport;
public class HelloAction extends ActionSupport {
    public HelloAction() {
        System.out.println(this);
    }
    @Override
    public String execute() throws Exception {
        return SUCCESS;
    }
}

struts.xml

<package name="manage" namespace="/" extends="struts-default">
    <action name="hello" class="com.andrew.action.HelloAction">
        <result name="success">success.jsp</result>
    </action>
</package>

success.jsp

Ok!

http://localhost:8080/HeadFirstStruts2Chap02_06/hello
com.andrew.action.HelloAction@1e3ec646
http://localhost:8080/HeadFirstStruts2Chap02_06/hello
com.andrew.action.HelloAction@46867b6b