📄 setbusiness.java

📁 大型数据库课程设计源码
💻 JAVA
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package servlet;

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 Setbusiness extends HttpServlet {

	/**
	 * The doGet method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to get.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		response.setContentType("text/html");
		PrintWriter out = response.getWriter();
		out
				.println("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">");
		out.println("<HTML>");
		out.println("  <HEAD><TITLE>A Servlet</TITLE></HEAD>");
		out.println("  <BODY>");
		out.print("    This is ");
		out.print(this.getClass());
		out.println(", using the GET method");
		out.println("  </BODY>");
		out.println("</HTML>");
		out.flush();
		out.close();
	}

	/**
	 * The doPost method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to post.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		String name=(String)request.getSession().getAttribute("name");
		String t1=request.getParameter("text1").trim();
		String t2=request.getParameter("text2").trim();
		int ts=new Integer(t1).intValue();
		int ds=new Integer(t2).intValue();
		String sql="update netbank set ";
		if(t1!=null)
			sql +="transMaxMoney="+ts;
		if(t2!=null&&t1!=null)
			sql +=", dayTransMax="+ds;
		else sql +="dayTransMax="+ds;
		sql +="where accountnum=(select accountnum from netbankcustomer where name='"+name+"'";
		
		db.DBManager.getConnection();
		db.DBManager.execUpdate(sql);
		response.sendRedirect("/netservice/jsp/Service.jsp");
		
		
	}

}
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