nilaimahasiswaeditaction.java

sistem information for universitas

package registrasimatakuliah.action;
import dao.ObjectDAO;
import dao.RegistrasiMatakuliahDAO;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import model.RegistrasiMatakuliah;
import org.apache.struts.actions.DispatchAction;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionForward;
import registrasimatakuliah.form.NilaiMahasiswaEditForm;
public class NilaiMahasiswaEditAction extends DispatchAction {
    private final static String EDIT="edit";
    private final static String UPDATE="update";
    private final static String DELETE="delete";
    public ActionForward preEdit(ActionMapping mapping, ActionForm  form,
            HttpServletRequest request, HttpServletResponse response)
            throws Exception {
        return mapping.findForward(EDIT);
    }
    public ActionForward edit(ActionMapping mapping, ActionForm  form,
            HttpServletRequest request, HttpServletResponse response)
            throws Exception {
        RegistrasiMatakuliah regmat=new RegistrasiMatakuliahDAO().loadRegistrasiMatakuliah(Long.parseLong(request.getParameter("id")));
        request.setAttribute("regmat",regmat);
        NilaiMahasiswaEditForm f=(NilaiMahasiswaEditForm)form;
        f.setId(regmat.getId());
        f.setNilai(regmat.getNilai());
        return mapping.findForward(EDIT);
    }
    public ActionForward update(ActionMapping mapping, ActionForm  form,
            HttpServletRequest request, HttpServletResponse response)
            throws Exception {
        ActionForward forward=null;
        NilaiMahasiswaEditForm f=(NilaiMahasiswaEditForm)form;
        RegistrasiMatakuliah regmat=new RegistrasiMatakuliahDAO().loadRegistrasiMatakuliah(f.getId());
        regmat.setNilai(f.getNilai());
        int result=new ObjectDAO().update(regmat);
        if(result>0) {
            forward=mapping.findForward(UPDATE);
        } else {
            forward=new ActionForward(mapping.getInput());
        }
        return forward;
    }
    public ActionForward delete(ActionMapping mapping, ActionForm  form,
            HttpServletRequest request, HttpServletResponse response)
            throws Exception {
        RegistrasiMatakuliah regmat=new RegistrasiMatakuliahDAO().loadRegistrasiMatakuliah(Long.parseLong(request.getParameter("id")));
        new ObjectDAO().delete(regmat);
        return mapping.findForward(DELETE);
    }
}