angkatanaddaction.java

sistem information for universitas

package angkatan.action;
import angkatan.form.AngkatanAddForm;
import dao.AngkatanDAO;
import dao.ObjectDAO;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import model.Angkatan;
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 AngkatanAddAction extends DispatchAction {
    private final static String ADD="add";
    private final static String INSERT="insert";
    public ActionForward add(ActionMapping mapping, ActionForm  form,
            HttpServletRequest request, HttpServletResponse response)
            throws Exception {
        return mapping.findForward(ADD);
    }
    public ActionForward insert(ActionMapping mapping, ActionForm  form,
            HttpServletRequest request, HttpServletResponse response)
            throws Exception {
        ActionForward forward=null;
        AngkatanAddForm f=(AngkatanAddForm)form;
        ActionErrors errors=new ActionErrors();
        errors=f.validate(mapping,request);
        if(!errors.isEmpty()) {
            saveErrors(request,errors);
            forward=new ActionForward(mapping.getInput());
            return forward;
        }
        if(new AngkatanDAO().namaIsUsed(f.getNama())) {
            errors.add(ActionErrors.GLOBAL_ERROR,new ActionError("AngkatanAddForm.nama.used"));
            saveErrors(request,errors);
            forward=new ActionForward(mapping.getInput());
            return forward;
        }
        Angkatan angkatan=new Angkatan();
        angkatan.setNama(f.getNama());
        int result=new ObjectDAO().insert(angkatan);
        if(result>0) {
            forward=mapping.findForward(INSERT);
        } else {
            errors.add(ActionErrors.GLOBAL_ERROR,new ActionError("AngkatanAddForm.fail"));
            saveErrors(request,errors);
            forward=new ActionForward(mapping.getInput());
        }
        return forward;
    }
}