drugchange.java

java医院应用包含门诊挂号收费住院等应用比较好用

package hospital;

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;
import javax.servlet.http.HttpSession;

public class Drugchange extends HttpServlet {

	/**
	 * Constructor of the object.
	 */
	public Drugchange() {
		super();
	}

	/**
	 * Destruction of the servlet. <br>
	 */
	public void destroy() {
		super.destroy(); // Just puts "destroy" string in log
		// Put your code here
	}

	/**
	 * 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 {

		doPost(request,response);
	}

	/**
	 * 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 {

		request.setCharacterEncoding("gb2312");
		int id=Integer.parseInt(request.getParameter("id"));
		String drugid=request.getParameter("drugid");
		String name=request.getParameter("name");
		String standard=request.getParameter("standard");
		int num=Integer.parseInt(request.getParameter("num"));
		double uprice=Double.parseDouble(request.getParameter("uprice"));
		String remark=request.getParameter("remark");
		Dbconn db=new Dbconn();
		String sql="update hospital.drug set drugid='"+drugid+"',name='"+name+"',standard='"+standard+"',num="+num+",uprice="+uprice+",remark='"+remark+"' where id="+id;
		db.execute(sql);
		response.sendRedirect("/hospital/ins/loginok_drug.jsp");
	}

	/**
	 * Initialization of the servlet. <br>
	 *
	 * @throws ServletException if an error occure
	 */
	public void init() throws ServletException {
		// Put your code here
	}

}