br.mdarte.exemplo.academico.cd.crud.ManageCurso.java Source code

Introduction

Here is the source code for br.mdarte.exemplo.academico.cd.crud.ManageCurso.java

Source

// license-header java merge-point
package br.mdarte.exemplo.academico.cd.crud;

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 org.apache.struts.action.ActionMessage;
import org.apache.struts.action.ActionMessages;

import javax.servlet.http.HttpSession;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.commons.lang.StringUtils;

public final class ManageCurso extends DispatchAction {
    public ActionForward execute(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
            HttpServletResponse response) throws Exception {
        request.getSession().setAttribute("manageableForm", actionForm);
        return super.execute(mapping, actionForm, request, response);
    }

    public ActionForward create(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
            HttpServletResponse response) throws Exception {
        final br.mdarte.exemplo.academico.cd.crud.CursoForm form = (br.mdarte.exemplo.academico.cd.crud.CursoForm) actionForm;

        br.mdarte.exemplo.academico.ManageableServiceLocator.instance().getCursoManageableService().create(
                (StringUtils.isBlank(request.getParameter("codigo"))) ? null : form.getCodigo(),
                (StringUtils.isBlank(request.getParameter("nome"))) ? null : form.getNome(),
                (StringUtils.isBlank(request.getParameter("id"))) ? null : form.getId());

        return preload(mapping, actionForm, request, response);
    }

    public ActionForward read(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
            HttpServletResponse response) throws Exception {
        final br.mdarte.exemplo.academico.cd.crud.CursoForm form = (br.mdarte.exemplo.academico.cd.crud.CursoForm) actionForm;

        final java.util.List list = br.mdarte.exemplo.academico.ManageableServiceLocator.instance()
                .getCursoManageableService()
                .read((StringUtils.isBlank(request.getParameter("codigo"))) ? null : form.getCodigo(),
                        (StringUtils.isBlank(request.getParameter("nome"))) ? null : form.getNome(),
                        (StringUtils.isBlank(request.getParameter("id"))) ? null : form.getId());
        form.setManageableList(list);

        if (list.size() >= 250) {
            saveMaxResultsWarning(request);
        }

        return mapping.getInputForward();
    }

    public ActionForward preload(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
            HttpServletResponse response) throws Exception {
        final br.mdarte.exemplo.academico.cd.crud.CursoForm form = (br.mdarte.exemplo.academico.cd.crud.CursoForm) actionForm;

        final java.util.List list = br.mdarte.exemplo.academico.ManageableServiceLocator.instance()
                .getCursoManageableService().readAll();
        form.setManageableList(list);

        if (list.size() >= 250) {
            saveMaxResultsWarning(request);
        }

        return mapping.getInputForward();
    }

    protected ActionForward unspecified(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
            HttpServletResponse response) throws Exception {
        return preload(mapping, actionForm, request, response);
    }

    public ActionForward update(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
            HttpServletResponse response) throws Exception {
        final br.mdarte.exemplo.academico.cd.crud.CursoForm form = (br.mdarte.exemplo.academico.cd.crud.CursoForm) actionForm;

        br.mdarte.exemplo.academico.ManageableServiceLocator.instance().getCursoManageableService().update(
                (StringUtils.isBlank(request.getParameter("codigo"))) ? null : form.getCodigo(),
                (StringUtils.isBlank(request.getParameter("nome"))) ? null : form.getNome(),
                (StringUtils.isBlank(request.getParameter("id"))) ? null : form.getId());

        return preload(mapping, actionForm, request, response);
    }

    public ActionForward delete(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
            HttpServletResponse response) throws Exception {
        final br.mdarte.exemplo.academico.cd.crud.CursoForm form = (br.mdarte.exemplo.academico.cd.crud.CursoForm) actionForm;

        final java.lang.Long[] selectedRows = form.getSelectedRows();
        if (selectedRows != null && selectedRows.length > 0) {
            br.mdarte.exemplo.academico.ManageableServiceLocator.instance().getCursoManageableService()
                    .delete(selectedRows);
        }

        return preload(mapping, actionForm, request, response);
    }

    private void saveMaxResultsWarning(HttpServletRequest request) {
        final HttpSession session = request.getSession();

        ActionMessages messages = (ActionMessages) session.getAttribute(org.apache.struts.Globals.MESSAGE_KEY);
        if (messages == null) {
            messages = new ActionMessages();
            session.setAttribute(org.apache.struts.Globals.MESSAGE_KEY, messages);
        }
        messages.add("org.andromda.bpm4struts.warningmessages",
                new ActionMessage("maximum.results.fetched.warning", "250"));
    }

}