验证 request.getRequestDispatcher("/editResult.jsp").forward(request,response);方法

最新推荐文章于 2023-06-01 07:07:09 发布

原创最新推荐文章于 2023-06-01 07:07:09 发布 · 773 阅读

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#class

本文深入探讨了Java Servlet技术，通过分析TestServlet和TestResultServlet两个示例类，详细阐述了Servlet的get和post方法，以及请求转发的过程。重点介绍了字符编码设置、请求转发机制及其实现细节。

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TestServlet.java

package cn.com.blog;

import java.io.IOException;
import java.io.PrintWriter;

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


public class TestServlet extends HttpServlet {

	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		doPost(request, response);
	}

	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		request.setCharacterEncoding("utf-8");
		request.getRequestDispatcher("/servlet/TestResultServlet").forward(request,response);

	}

}

TestResultServlet.java

package cn.com.blog;

import java.io.IOException;
import java.io.PrintWriter;

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

public class TestResultServlet extends HttpServlet {


	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		doPost(request, response);
	}

	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		System.out.println("1111");
	}

}