iocservlet.java

以前学的是Struts 1.2

package action;

import java.util.Map;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import org.apache.struts2.interceptor.ServletRequestAware;
import org.apache.struts2.interceptor.ServletResponseAware;
import org.apache.struts2.interceptor.SessionAware;

import com.opensymphony.xwork2.ActionSupport;

public class IoCServlet extends ActionSupport  implements SessionAware, 
ServletRequestAware, ServletResponseAware {
	private String message;
    private Map att;
    private HttpServletRequest request;
    private HttpServletResponse response;    
   
    public String getMessage() {
        return message;        
    }
   
    public void setSession(Map att) {
        this.att = att;
    }
   
    public void setServletRequest(HttpServletRequest request) {
        this.request = request;
    }
   
    public void setServletResponse(HttpServletResponse response) {
        this.response = response;
    }
   
    @Override
    public String execute() {        
        att.put("msg", "Hello World from Session!");
       
        HttpSession session = request.getSession();
       
        StringBuffer sb =new StringBuffer("Message from request: ");
        sb.append(request.getParameter("msg"));
        sb.append("<br>Response Buffer Size: ");
        sb.append(response.getBufferSize());
        sb.append("<br>Session ID: ");
        sb.append(session.getId());
       
        message = sb.toString();
        return SUCCESS;

}
}