classupdateservlet.java

jsp+servlet+javabean实现的学校教务管理系统 (1)系统测试环境: Windows xp sp2 + myEclipse5.5 + Tomcat6.0 + SQLServer2

package com.sevenEleven.servlet.admin2;

import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.sevenEleven.javaBean.CDBOracle;

/**
 * Servlet implementation class for Servlet: ClassUpdateServlet
 * 
 */
public class ClassUpdateServlet extends javax.servlet.http.HttpServlet
		implements javax.servlet.Servlet {
	/**
	 * 
	 */
	private static final long serialVersionUID = 1L;

	/*
	 * (non-Java-doc)
	 * 
	 * @see javax.servlet.http.HttpServlet#HttpServlet()
	 */
	public ClassUpdateServlet() {
		super();
	}

	/*
	 * (non-Java-doc)
	 * 
	 * @see javax.servlet.http.HttpServlet#doGet(HttpServletRequest request,
	 *      HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request,
			HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		doPost(request, response);
	}

	/*
	 * (non-Java-doc)
	 * 
	 * @see javax.servlet.http.HttpServlet#doPost(HttpServletRequest request,
	 *      HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request,
			HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub

		String CID = request.getParameter("cid");
		String CNAME = request.getParameter("cname");
		String CTYPE = request.getParameter("ctype");
		
		String sql = "update class set C_NAME='"
				+ CNAME + "',C_TYPE='" + CTYPE + "' where C_ID=" + CID;
		// CConnectMSSQL db = new CConnectMSSQL();
	    //System.out.print(sql);
		CDBOracle db = new CDBOracle();

		db.executeUpdate(sql);
		db.execute("commit");
		// System.out.print("success!!!!??");

		// request.getRequestDispatcher("show_all_student.jsp").forward(
		// request, response);
		response.sendRedirect("info_admin.jsp");
	}
}