星期天寫了點蛋疼的東西(1)

什麼也不說了，相對簡單，直接上代碼

package org.J.v;

import java.io.File;
import java.util.HashMap;
import java.util.Map;

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

import org.J.c.Action;


/**
* 1.普通返回指向頁面 ([a-zA-Z]|$)+ extends 轉發
* 2.重定向        r:([a-zA-Z]|$)+    r:/([a-zA-Z]|$)+    
* 3.轉發             d:([a-zA-Z]|$)+    d:/([a-zA-Z]|$)+
* r:redirect 重定向    response.sendRedirect(view);
* r(1)> return 'r:action1'
* r(2)> return 'r:/action1'
* d:dispatcher request.getRequestDispatcher(view).forward(request,response);
* d(1)> return 'd:action1' 指向本命名空間下的action1
* d(2)> return 'd:/test/action2' 指向命名空間根目錄的action2
*
* @author Gelopa
*
*/
public abstract class View{

  /**返回path*/
  protected String view;
  protected transient HttpServletRequest request;
  protected transient HttpServletResponse response;
  
  protected Action actionInstance;
  protected File file;//具體展現的物理文件
  protected Object actionResultObj;//action返回值對象
  
  protected static final String gen="/";//根目錄
  protected static final String r$normal="([a-zA-Z]|$)+";
  protected static final String r$redirectThisNamespace="r:([a-zA-Z]|$)+";
  protected static final String r$redirectOtherNamespace="r:/([a-zA-Z]|$)+";
  protected static final String d$dispatcherThisNamespace="d:([a-zA-Z]|$)+";
  protected static final String d$dispatcherOtherNamespace="d:/([a-zA-Z]|$)+";
  
  public abstract void render();
  public abstract View handlerAfterAction();
  
  public View(){}
  public View(String view, HttpServletRequest request,HttpServletResponse response) {
    this.view = view;
    this.request = request;
    this.response = response;
  }

  public String getView() {
    return view;
  }

  public void setView(String view) {
    this.view = view;
  }
  
  private Map<String,Object> dataInSession=new HashMap<String, Object>();

  public Map<String, Object> getAttrsInSession() {
    return dataInSession;
  }
  
  public void addDataInSession(String attr,Object value){
    dataInSession.put(attr, value);
  }
  public void delDataInSession(String attr,Object value){
    dataInSession.remove(attr);
  }
  public Action getActionInstance() {
    return actionInstance;
  }
  public void setActionInstance(Action actionInstance) {
    this.actionInstance = actionInstance;
  }
}