gradeservlet.java

关于学校管理

package student.manage.grade;

import java.io.IOException;

import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;


public class GradeServlet extends HttpServlet{
	
	GradeBean gradeBean = new GradeBean();
	public GradeBean requestPageForm (HttpServletRequest request,HttpServletResponse response) throws ServletException {
		
		String grade_id = request.getParameter("GRADE_ID");
		String class_num = request.getParameter("CLASS_NUM");
		
		gradeBean.setGRADE_ID(grade_id);
		gradeBean.setCLASS_NUM(Integer.parseInt(class_num));
		
		return gradeBean;
	}
	
	public void service (HttpServletRequest request,HttpServletResponse response)throws IOException,ServletException {
		
		GradeBlogicClass gradeBlogicClass = new GradeBlogicClass();
		
		GradeBean gradeBean2 = requestPageForm(request,response);
		int i = gradeBlogicClass.gradeInsert(gradeBean2);
		
		if(i!= 0){
			
			request.setAttribute("isNotOk","OK");
			RequestDispatcher rd = request.getRequestDispatcher("jsp/Third.jsp");
			rd.forward(request,response);
		}
		
	}
	
}