struts2的baseaction

 

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

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

import com.opensymphony.xwork2.ActionSupport;

 

public abstract class BaseAction extends ActionSupport implements ServletRequestAware, ServletResponseAware {
 
 
 private static final long serialVersionUID = 1L;

 public HttpServletRequest request;

 public HttpServletResponse response;
 
 
 public void setServletRequest(HttpServletRequest request) {
  this.request = request;
  
 }

 public void setServletResponse(HttpServletResponse response) {
  this.response = response;
 }
 
 /**
  * 获得request
  *
  * @return
  */
 public HttpServletRequest getRequest() {
  return ServletActionContext.getRequest();
 }

 /**
  * 获得response
  *
  * @return
  */
 public HttpServletResponse getResponse() {
  return ServletActionContext.getResponse();
 }

 /**
  * 获得session
  *
  * @return
  */
 public HttpSession getSession() {
  return getRequest().getSession();
 }

 /**
  * 获得servlet上下文
  *
  * @return
  */
 public ServletContext getServletContext() {
  return ServletActionContext.getServletContext();
 }

 public String getRealyPath(String path) {
  return getServletContext().getRealPath(path);
 }
}