struts2中IOC控制反转应用

package com.bjsxt.struts2.user.action;



import java.util.Map;



import org.apache.struts2.interceptor.ApplicationAware;

import org.apache.struts2.interceptor.RequestAware;

import org.apache.struts2.interceptor.SessionAware;



import com.opensymphony.xwork2.ActionContext;

import com.opensymphony.xwork2.ActionSupport;



public class LoginAction2 extends ActionSupport implements RequestAware,SessionAware, ApplicationAware {

    

    private Map<String, Object> request;

    private Map<String, Object> session;

    private Map<String, Object> application;

    

    //DI dependency injection

    //IoC inverse of control

    public String execute() {

        request.put("r1", "r1");

        session.put("s1", "s1");

        application.put("a1", "a1");

        return SUCCESS; 

    }



    @Override

    public void setRequest(Map<String, Object> request) {

        this.request = request;

    }



    @Override

    public void setSession(Map<String, Object> session) {

        this.session = session;

    }



    @Override

    public void setApplication(Map<String, Object> application) {

        this.application = application;

    }

    

    

}