u01tblogtypeaction.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.U01TBlogtypeBO;
import cn.hope.mana.pojo.TBlogtype;

public class U01TBlogtypeAction extends DispatchAction {
	Logger log = Logger.getLogger(U01TBlogtypeAction.class.getName());
	
	private U01TBlogtypeBO blogtypeBO = new U01TBlogtypeBO();
	public ActionForward search(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		ActionMessages errors = new ActionMessages();
		DynaValidatorForm blogtypeForm = (DynaValidatorForm) form;
		blogtypeForm.set("tBlogtype",new TBlogtype());
		try {
			request.getSession().setAttribute("blogtypeList",blogtypeBO.search());
			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");
		}
	}
	
	public ActionForward insert(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		ActionMessages errors = new ActionMessages();
		DynaValidatorForm blogtypeForm = (DynaValidatorForm) form;
		TBlogtype tBlogtype = (TBlogtype)blogtypeForm.get("tBlogtype");
		try {
			if (!blogtypeBO.insert(tBlogtype)) {
				errors.add("error",new ActionMessage(
						"errors.U01TBlogtypeForm.TTitle.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 update(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		ActionMessages errors = new ActionMessages();
		DynaValidatorForm blogtypeForm = (DynaValidatorForm) form;
		TBlogtype tBlogtype = (TBlogtype)blogtypeForm.get("tBlogtype");
		try {
			if (!blogtypeBO.update(tBlogtype)) {
				errors.add("error",new ActionMessage(
						"errors.U01TBlogtypeForm.TTitle.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 delete(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		ActionMessages errors = new ActionMessages();
		DynaValidatorForm blogtypeForm = (DynaValidatorForm) form;
		TBlogtype tBlogtype = (TBlogtype)blogtypeForm.get("tBlogtype");
		int flag = 0;
		try {
			flag = blogtypeBO.delete(tBlogtype);
			if (flag == 1) {
				errors.add("error",new ActionMessage(
						"errors.U01TBlogtypeForm.equals.error"));
				saveErrors(request,errors);
				return mapping.findForward("error");
			}
			if (flag == 2) {
				errors.add("error",new ActionMessage(
						"errors.U01TBlogtypeForm.moveId.error"));
				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");
	}

}