formcontroller.xdt

appfuse一套结合STRUTS+SPRING+HIBERNATE的框架

<XDtTagDef:tagDef namespace="Form" handler="org.example.antbook.xdoclet.FormTagsHandler"/>package <XDtForm:parentPackageName/>.webapp.action;

import java.util.Locale;

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

import org.apache.commons.lang.StringUtils;
import <XDtConfig:configParameterValue paramName="basePackageName"/>.webapp.action.BaseFormController;
import <XDtPackage:packageName/>.<XDtForm:className/>;
import <XDtForm:parentPackageName/>.service.Manager;
import org.springframework.validation.BindException;
import org.springframework.web.servlet.ModelAndView;

public class <XDtForm:className/>FormController extends BaseFormController {
    private Manager manager = null;

    public void setManager(Manager manager) {
        this.manager = manager;
    }
    
    public <XDtForm:className/>FormController() {
        setCommandName("<XDtForm:classNameLower/>");
        setCommandClass(<XDtForm:className/>.class);
    }

    protected Object formBackingObject(HttpServletRequest request)
    throws Exception {
        String <XDtMethodEx:idField getType="propertyName"/> = request.getParameter("<XDtMethodEx:idField getType="propertyName"/>");
        <XDtForm:className/> <XDtForm:classNameLower/> = null;

        if (!StringUtils.isEmpty(<XDtMethodEx:idField getType="propertyName"/>)) {
            <XDtForm:classNameLower/> = (<XDtForm:className/>) manager.getObject(<XDtForm:className/>.class, new <XDtMethodEx:idField getType="propertyType"/>(<XDtMethodEx:idField getType="propertyName"/>));
        } else {
            <XDtForm:classNameLower/> = new <XDtForm:className/>();
        }

        return <XDtForm:classNameLower/>;
    }

    public ModelAndView onSubmit(HttpServletRequest request,
                                 HttpServletResponse response, Object command,
                                 BindException errors)
    throws Exception {
        if (log.isDebugEnabled()) {
            log.debug("entering 'onSubmit' method...");
        }

        <XDtForm:className/> <XDtForm:classNameLower/> = (<XDtForm:className/>) command;
        boolean isNew = (<XDtForm:classNameLower/>.<XDtMethodEx:idField getType="getterName"/>() == null);
        Locale locale = request.getLocale();

        if (request.getParameter("delete") != null) {
            manager.removeObject(<XDtForm:className/>.class, <XDtForm:classNameLower/>.<XDtMethodEx:idField getType="getterName"/>());

            saveMessage(request, getText("<XDtForm:classNameLower/>.deleted", locale));
        } else {
            manager.saveObject(<XDtForm:classNameLower/>);

            String key = (isNew) ? "<XDtForm:classNameLower/>.added" : "<XDtForm:classNameLower/>.updated";
            saveMessage(request, getText(key, locale));

            if (!isNew) {
                return new ModelAndView("redirect:edit<XDtForm:className/>.html", "<XDtMethodEx:idField getType="propertyName"/>", <XDtForm:classNameLower/>.<XDtMethodEx:idField getType="getterName"/>());
            }
        }

        return new ModelAndView(getSuccessView());
    }
}