Action 中讀取資源文件內容

package com.css.struts.action;

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

import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.util.MessageResources;
import org.apache.struts.validator.DynaValidatorForm;

import java.sql.*;
import ycj.database.*;

/** 
 * Creation date: 02-27-2006
 *
 * XDoclet definition:
 * @struts.action path="/input" name="inputForm" input="/form/input.jsp" scope="request" validate="true"
 * @struts.action-forward name="InputSuccess" path="/in.jsp" redirect="true"
 * @struts.action-forward name="StyleError" path="/input.jsp" redirect="true"
 */
public class InputAction extends Action {

 // --------------------------------------------------------- Instance Variables

 // --------------------------------------------------------- Methods

 /**
  * Method execute
  * @param mapping
  * @param form
  * @param request
  * @param response
  * @return ActionForward
  */
 public ActionForward execute(
  ActionMapping mapping,
  ActionForm form,
  HttpServletRequest request,
  HttpServletResponse response) {
  
  DynaValidatorForm dvForm = (DynaValidatorForm)form;
  String source=dvForm.getString("source");
  double price=Double.parseDouble(dvForm.getString("price"));
  String sort=dvForm.getString("sort");
  
  DataAccess dba=new DataAccess(Database.MYSQL);
  String sql="insert into T_C(F_NS,F_Price,F_IN,F_Sort) values('"+source+"',"+price+",1,'"+sort+"')";
  MessageResources mr = this.getResources(request);
  String host=mr.getMessage("MySQL.host");
  String database=mr.getMessage("MySQL.database");
  String username=mr.getMessage("MySQL.username");
  String password=mr.getMessage("MySQL.password"); 
  try{
  dba.setConnection(host,database,username,password);
  dba.executeUpdate(sql);
  dba.closeDatabase();
  }catch(SQLException e){
   throw new RuntimeException(sql);
  }
  return mapping.findForward("InputSuccess");
 }

}

說明：
MessageResources.getMessage(資源文件中的key關鍵字)；