www.pudn.com > students.rar > Cro_InsertServlet.java

package students; 
 
import java.io.IOException; 
import javax.servlet.ServletException; 
import javax.servlet.http.HttpServletRequest; 
import javax.servlet.http.HttpServletResponse; 
 
/** 
 * Servlet implementation class for Servlet: Cro_InsertServlet 
 * 
 */ 
 public class Cro_InsertServlet extends javax.servlet.http.HttpServlet implements javax.servlet.Servlet { 
   static final long serialVersionUID = 1L; 
    
    /* (non-Java-doc) 
	 * @see javax.servlet.http.HttpServlet#HttpServlet() 
	 */ 
	public Cro_InsertServlet() { 
		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 
	}  	 
	 
	/* (non-Java-doc) 
	 * @see javax.servlet.http.HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response) 
	 */ 
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { 
		request.setCharacterEncoding("gb2312");  
		String cro_id = (String)request.getParameter("cro_id"); 
		String cro_name = (String)request.getParameter("cro_name"); 
		String cro_teacher = (String)request.getParameter("cro_teacher"); 
		 
		String cro_value = (String)request.getParameter("cro_value"); 
		String cro_grade = (String)request.getParameter("cro_grade"); 
		String cro_dropyear = (String)request.getParameter("cro_dropyear"); 
		if(cro_id.equals("")){ 
			response.sendRedirect("cro_insert.jsp?msg=1"); 
		} 
		else if(cro_name.equals("")){ 
			response.sendRedirect("cro_insert.jsp?msg=2"); 
		} 
		else if(cro_teacher.equals("")){ 
			response.sendRedirect("cro_insert.jsp?msg=3"); 
		} 
		else if(cro_value.equals("")){ 
			response.sendRedirect("cro_insert.jsp?msg=4"); 
		} 
		else if(cro_grade.equals("")){ 
			response.sendRedirect("cro_insert.jsp?msg=5"); 
		} 
		else if(cro_id.length()!=7){ 
			response.sendRedirect("cro_insert.jsp?msg=6"); 
		} 
		else{ 
			Crouse_Operate.insert(cro_id,cro_name,cro_teacher,cro_value,cro_grade,cro_dropyear); 
			response.sendRedirect("success.jsp"); 
		} 
			 
	}   	  	     
}