u01mnounceaction.java

持久层hibernate技术使用的一个例子

package cn.hope.mana.action;

import java.util.List;

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

import org.apache.commons.lang.StringUtils;
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.U01MNounceBO;
import cn.hope.mana.bo.U01MNtypeBO;
import cn.hope.mana.pojo.MNounce;
import cn.hope.mana.pojo.MNtype;
import cn.hope.mana.pojo.U01CommonListVO;


public class U01MNounceAction extends DispatchAction {
	Logger log = Logger.getLogger(U01MNounceAction.class.getName());
	
	private U01MNounceBO mNounceBO = new U01MNounceBO();
	private U01MNtypeBO  mNtypeBO  = new U01MNtypeBO();
	
	
	public ActionForward search(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		DynaValidatorForm mNounceForm = (DynaValidatorForm) form;
		List mNtypeList = null;
		ActionMessages errors = new ActionMessages();
		MNounce mNounce = new MNounce();
		U01CommonListVO cl_vo = new U01CommonListVO();
		int start = 0;
		boolean isEq = false;
		String isEqStr = null;
		
		try {
			if (StringUtils.isNotEmpty(request.getParameter("start"))) {
				start = Integer.parseInt(request.getParameter("start"));
			}
			if (StringUtils.isNotEmpty(request.getParameter("isEq"))) {
				isEqStr = request.getParameter("isEq");
				if (isEqStr!=null && isEqStr.equals("0")){
					isEq = true;
				}
			}
			mNounceForm = mNounceBO.changeForm(request,form);
			mNounce = (MNounce) mNounceForm.get("mNounce");
			
			cl_vo = mNounceBO.serach(mNounce, start, isEq);
			cl_vo.setCondition(mNounceForm);
			mNtypeList = mNtypeBO.searchAll();

			request.getSession().setAttribute("ntype",mNtypeList);
			request.getSession().setAttribute("mNounceList",cl_vo);
			request.setAttribute("U01MNounceForm",mNounceForm);
			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 find(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		ActionMessages errors = new ActionMessages();
		Integer hid = Integer.valueOf(request.getParameter("nId"));
		MNounce mNounce = new MNounce();
		MNtype mNtype = new MNtype();
		DynaValidatorForm mNounceForm = (DynaValidatorForm) form;
		try {
			mNounce = mNounceBO.find(hid);
			mNtype = mNounce.getMNtype();
			mNounceForm.set("mNounce",mNounce);
			mNounceForm.set("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 delete(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		ActionMessages errors = new ActionMessages();
		DynaValidatorForm mNounceForm = (DynaValidatorForm) form;
		MNounce mNounce = (MNounce)mNounceForm.get("mNounce");
		U01MNounceBO mNounceBO = new U01MNounceBO();
		try {
			mNounceBO.delete(mNounce);
			request.setAttribute("flag","0");
		}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 insert(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		ActionMessages errors = new ActionMessages();
		DynaValidatorForm mnForm = (DynaValidatorForm) form;
		MNounce mNounce = (MNounce) mnForm.get("mNounce");
		MNtype mNtype = (MNtype)mnForm.get("mNtype");
		try {
			if(!mNounceBO.insert(mNounce,mNtype)){
				errors.add("error",new ActionMessage(
						"errors.U01MHelpForm.HTitle.haved"));
				saveErrors(request, errors);
				return mapping.findForward("error");
			}
			else{
				request.setAttribute("flag","0");
			}
		}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 mNounceForm = (DynaValidatorForm) form;
		MNounce mNounce = (MNounce)mNounceForm.get("mNounce");
		MNtype mNtype = (MNtype)mNounceForm.get("mNtype");
		try {
			if(!mNounceBO.update(mNounce,mNtype)){
				errors.add("error",new ActionMessage(
						"errors.U01MHelpForm.HTitle.haved"));
				saveErrors(request, errors);
				return mapping.findForward("error");
			}
			else{
				request.setAttribute("flag","0");
			}
		}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");
	}		
}