commonparamrequestexample.java

《ajax编程技术与实例》的所有的案例

/*
 * 创建日期 2006-9-3
 *
 * TODO 要更改此生成的文件的模板，请转至
 * 窗口 － 首选项 － Java － 代码样式 － 代码模板
 */
package test;

/**
 * @author wufenghanren
 * 
 * TODO 要更改此生成的类型注释的模板，请转至 窗口 － 首选项 － Java － 代码样式 － 代码模板
 */
import java.io.*;
import java.net.*;
import javax.servlet.*;
import javax.servlet.http.*;

public class CommonParamRequestExample extends HttpServlet {

	protected void processRequest(HttpServletRequest request,
			HttpServletResponse response) throws ServletException, IOException {

		//设置响应类型为 text/xml
		response.setContentType("text/xml;charset=gb2312");

		//获取用户输入
		String taste1 = new String(request.getParameter("taste1").getBytes(
				"8859_1"));
		String taste2 = new String(request.getParameter("taste2").getBytes(
				"8859_1"));
		String taste3 = new String(request.getParameter("taste3").getBytes(
				"8859_1"));

		//创建响应文本
		String row1 = "";
		String row2 = "";
		String row3 = "";
		if (!taste1.equals("")) {
			row1 = "<tr><td>1</td><td>" + taste1 + "</td></tr>";
		}
		if (!taste2.equals("")) {
			row2 = "<tr><td>2</td><td>" + taste2 + "</td></tr>";
		}
		if (!taste3.equals("")) {
			row3 = "<tr><td>3</td><td>" + taste3 + "</td></tr>";
		}
		String responseText = "<table border=\"1" + "\">" + row1 + row2 + row3
				+ "</table>";
		//将响应文本写回到浏览器
		PrintWriter out = response.getWriter();
		out.println(responseText);
		out.close();
	}

	protected void doGet(HttpServletRequest request,
			HttpServletResponse response) throws ServletException, IOException {
		//处理请求
		processRequest(request, response);
	}

	protected void doPost(HttpServletRequest request,
			HttpServletResponse response) throws ServletException, IOException {
	}
}