datamahasiswaeditaction.java

sistem information for universitas

package mahasiswa.action;
import dao.AngkatanDAO;
import dao.FakultasDAO;
import dao.MahasiswaDAO;
import dao.ObjectDAO;
import dao.ProvinsiDAO;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import mahasiswa.form.DataMahasiswaEditForm;
import model.Angkatan;
import model.Fakultas;
import model.Mahasiswa;
import model.Provinsi;
import org.apache.struts.action.ActionError;
import org.apache.struts.action.ActionErrors;
import org.apache.struts.actions.DispatchAction;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionForward;
public class DataMahasiswaEditAction 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 {
        List<Fakultas> listFakultas=new FakultasDAO().getListFakultas();
        List<Angkatan> listAngkatan=new AngkatanDAO().getListAngkatan();
        List<Provinsi> listProvinsi=new ProvinsiDAO().getListProvinsi();
        request.setAttribute("listFakultas",listFakultas);
        request.setAttribute("listAngkatan",listAngkatan);
        request.setAttribute("listProvinsi",listProvinsi);
        return mapping.findForward(EDIT);
    }
    public ActionForward edit(ActionMapping mapping, ActionForm  form,
            HttpServletRequest request, HttpServletResponse response)
            throws Exception {
        List<Fakultas> listFakultas=new FakultasDAO().getListFakultas();
        List<Angkatan> listAngkatan=new AngkatanDAO().getListAngkatan();
        List<Provinsi> listProvinsi=new ProvinsiDAO().getListProvinsi();
        request.setAttribute("listFakultas",listFakultas);
        request.setAttribute("listAngkatan",listAngkatan);
        request.setAttribute("listProvinsi",listProvinsi);
        Mahasiswa mahasiswa=new MahasiswaDAO().loadMahasiswa(Long.parseLong(request.getParameter("id")));
        DataMahasiswaEditForm f=(DataMahasiswaEditForm)form;
        f.setId(mahasiswa.getId());
        f.setFakultas(mahasiswa.getFakultas().getId());
        f.setAngkatan(mahasiswa.getAngkatan().getId());
        f.setOldNomorInduk(mahasiswa.getNomorInduk());
        f.setNomorInduk(mahasiswa.getNomorInduk());
        f.setPassword(mahasiswa.getPassword());
        f.setNama(mahasiswa.getNama());
        f.setAlamat(mahasiswa.getAlamat());
        f.setProvinsi(mahasiswa.getProvinsi().getId());
        f.setTelepon(mahasiswa.getTelepon());
        f.setHandphone(mahasiswa.getHandphone());
        f.setEmail(mahasiswa.getEmail());
        return mapping.findForward(EDIT);
    }
    public ActionForward update(ActionMapping mapping, ActionForm  form,
            HttpServletRequest request, HttpServletResponse response)
            throws Exception {
        ActionForward forward=null;
        DataMahasiswaEditForm f=(DataMahasiswaEditForm)form;
        ActionErrors errors=new ActionErrors();
        errors=f.validate(mapping,request);
        if(!errors.isEmpty()) {
            saveErrors(request,errors);
            forward=new ActionForward(mapping.getInput());
            return forward;
        }
        if(!f.getOldNomorInduk().equalsIgnoreCase(f.getNomorInduk())) {
            if(new MahasiswaDAO().nomorIndukIsUsed(f.getNomorInduk())) {
                errors.add(ActionErrors.GLOBAL_ERROR,new ActionError("DataMahasiswaEditForm.nomorInduk.used"));
                saveErrors(request,errors);
                forward=new ActionForward(mapping.getInput());
                return forward;
            }
        }
        Mahasiswa mahasiswa=new MahasiswaDAO().loadMahasiswa(f.getId());
        mahasiswa.setFakultas(new FakultasDAO().loadFakultas(f.getFakultas()));
        mahasiswa.setAngkatan(new AngkatanDAO().loadAngkatan(f.getAngkatan()));
        mahasiswa.setNomorInduk(f.getNomorInduk());
        mahasiswa.setPassword(f.getPassword());
        mahasiswa.setNama(f.getNama());
        mahasiswa.setAlamat(f.getAlamat());
        mahasiswa.setProvinsi(new ProvinsiDAO().loadProvinsi(f.getProvinsi()));
        mahasiswa.setTelepon(f.getTelepon());
        mahasiswa.setHandphone(f.getHandphone());
        mahasiswa.setEmail(f.getEmail());
        int result=new ObjectDAO().update(mahasiswa);
        if(result>0) {
            forward=mapping.findForward(UPDATE);
        } else {
            errors.add(ActionErrors.GLOBAL_ERROR,new ActionError("DataMahasiswaEditForm.fail"));
            saveErrors(request,errors);
            forward=new ActionForward(mapping.getInput());
        }
        return forward;
    }
    public ActionForward delete(ActionMapping mapping, ActionForm  form,
            HttpServletRequest request, HttpServletResponse response)
            throws Exception {
        Mahasiswa mahasiswa=new MahasiswaDAO().loadMahasiswa(Long.parseLong(request.getParameter("id")));
        new ObjectDAO().delete(mahasiswa);
        return mapping.findForward(DELETE);
    }
}