baseservlet.java

来自「招标网站」· Java 代码 · 共 64 行

package com.jblack.tool;

import java.io.IOException;

import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public abstract class BaseServlet extends HttpServlet{
	
	protected HttpServletRequest request;
	protected HttpServletResponse response;
	
	public BaseServlet() {
		super();
	}
	public void destroy() {
		super.destroy();
	}
	public void doGet(HttpServletRequest request,HttpServletResponse response)
			throws ServletException, IOException {
		request.setCharacterEncoding("UTF-8");
		this.request = request;
		this.response =  response;
		doBusiness();
	}
	
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
	
		request.setCharacterEncoding("UTF-8");
		this.request = request;
		this.response = response;
		doBusiness();
	}
	public void init() throws ServletException {
		
	}

	public void forward(String url) {
		RequestDispatcher rd = getServletContext().getRequestDispatcher(url);
		try {
			rd.forward(request, response);
		} catch (ServletException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}
	
	public void redirect(String url) {
		try {
			response.sendRedirect(url);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}
	
	protected abstract void doBusiness();
}