/*
 * Created on 2005-8-29
 *
 * TODO To change the template for this generated file go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
package org.ithinking.control;

import java.io.IOException;
import java.util.Locale;

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

import org.apache.struts.action.ActionServlet;
import org.ithinking.datamanager.CheckDb;

//擴展了Struts的ActionServlet類，提供對頁面缺省編碼格式的支持
public class NativeActionServlet extends ActionServlet {
	public NativeActionServlet() {
	}

	public void init() throws ServletException {
		super.init();
		ServletContext servletcontext = getServletContext();
		//設置客戶端的編碼類型
		servletcontext.setAttribute("_CLIENT_LOCALE_",
				Locale.SIMPLIFIED_CHINESE);
		//獲得web應用的名稱
		String s = getServletContext().getInitParameter("webapp-name");
		//初始化數據庫，檢驗基礎數據是否存在
		CheckDb.initDb();
	}

	public void destroy() {
		super.destroy();
	}

	//擴展doGet方法，提供GB2312為缺省的編碼格式
	public void doGet(HttpServletRequest httpservletrequest,
			HttpServletResponse httpservletresponse) throws IOException,
			ServletException {
		String s = getServletContext().getInitParameter("charset");
		if (s == null || s.length() == 0)
			s = httpservletrequest.getCharacterEncoding();
		if (s == null || s.length() == 0)
			s = "GB2312";
		httpservletrequest.setCharacterEncoding(s);
		super.process(httpservletrequest, httpservletresponse);
	}
	//擴展doPost方法，提供GB2312為缺省的編碼格式
	public void doPost(HttpServletRequest httpservletrequest,
			HttpServletResponse httpservletresponse) throws IOException,
			ServletException {
		String s = getServletContext().getInitParameter("charset");
		if (s == null || s.length() == 0)
			s = httpservletrequest.getCharacterEncoding();
		if (s == null || s.length() == 0)
			s = "GB2312";
		httpservletrequest.setCharacterEncoding(s);
		super.process(httpservletrequest, httpservletresponse);
	}
}