u01mntypeaction.java

持久层hibernate技术使用的一个例子

package cn.hope.mana.action;

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

import org.apache.log4j.Logger;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionMessage;
import org.apache.struts.action.ActionMessages;
import org.apache.struts.actions.DispatchAction;
import org.apache.struts.validator.DynaValidatorForm;

import cn.hope.mana.bo.U01MNtypeBO;
import cn.hope.mana.pojo.MNtype;

public class U01MNtypeAction extends DispatchAction {

	Logger log = Logger.getLogger(U01MHtypeAction.class.getName());
	
	private U01MNtypeBO ntypeBO = new U01MNtypeBO();
	public ActionForward search(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		ActionMessages errors = new ActionMessages();
		try{
			String typeId = request.getParameter("typeId");
			MNtype mNtype = ntypeBO.find(Integer.valueOf(typeId));
			request.getSession().setAttribute("mNtype",mNtype);
		}catch (Exception e) {
			log.error(e);
			e.printStackTrace();
			ActionMessage am = new ActionMessage(e.toString());
			errors.add(ActionMessages.GLOBAL_MESSAGE, new ActionMessage(
					"errors.u07exception"));
			errors.add(ActionMessages.GLOBAL_MESSAGE, am);
			saveErrors(request, errors);
			return mapping.findForward("errorPage");
		}
		return mapping.findForward("success1");
	}

	public ActionForward update(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		ActionMessages errors = new ActionMessages();
		try{
			DynaValidatorForm ntypeForm = (DynaValidatorForm) form;
			String typeId = request.getParameter("typeId");
			MNtype mNtype = (MNtype)ntypeForm.get("mNtype");
			mNtype.setTypeId(Integer.valueOf(typeId));
			mNtype.setFlag("0");
			if (!ntypeBO.update(mNtype)){
				errors.add("error", new ActionMessage(
				"errors.U01MNtypeForm.NType.haved"));
				saveErrors(request, errors);
				return mapping.findForward("error");
			}
		}catch (Exception e) {
			log.error(e);
			e.printStackTrace();
			ActionMessage am = new ActionMessage(e.toString());
			errors.add(ActionMessages.GLOBAL_MESSAGE, new ActionMessage(
					"errors.u07exception"));
			errors.add(ActionMessages.GLOBAL_MESSAGE, am);
			saveErrors(request, errors);
			return mapping.findForward("errorPage");
		}
		return mapping.findForward("success");
	}
	public ActionForward delNtype(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		ActionMessages errors = new ActionMessages();
		try
		{
			String typeId = request.getParameter("typeId");
			ntypeBO.delete(Integer.valueOf(typeId));
			return mapping.findForward("success");
		}catch (Exception e) {
			log.error(e);
			e.printStackTrace();
			ActionMessage am = new ActionMessage(e.toString());
			errors.add(ActionMessages.GLOBAL_MESSAGE, new ActionMessage(
					"errors.u07exception"));
			errors.add(ActionMessages.GLOBAL_MESSAGE, am);
			saveErrors(request, errors);
			return mapping.findForward("errorPage");
		}
	}

}