usermanageaction.java

网上购物系统

package example.usermanage;

import java.util.List;

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

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 com.shsafe.common.database.DatabaseConnection;
import com.shsafe.common.database.DatabaseConnectionManager;

import example.common.dto.UserDTO;
import example.common.struts.CommonAction;

public class UserManageAction extends CommonAction {
	
	public ActionForward init(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		UserManageForm userMgForm = (UserManageForm)form;
		UserDTO user = userMgForm.getUser();
		user.setUserId("");
		user.setName("");
		user.setSex("");
		user.setPid("");
		userMgForm.setListData(null);
		return mapping.findForward("success");
	}

	public ActionForward findOneUser(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		UserManageForm userMgForm = (UserManageForm)form;
	    UserDTO user = (UserDTO)(userMgForm.getListData().get(userMgForm.getIndex()));
	    userMgForm.setUser(user);
	    return new ActionForward("/userManage/userInfo.jsp");
	}
	
	public ActionForward search(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {

		log.info("Start");

		UserManageForm userMgForm = (UserManageForm) form;
		UserDTO user = userMgForm.getUser();
		DatabaseConnection connection = DatabaseConnectionManager
				.getMyConnection();
		UserManageDAO dao = new UserManageDAO(connection);
		int count = dao.count(user);

		userMgForm.getPageInfo().setMaxRecordNum(count);
		if (count == 0) {
			ActionMessages msg = new ActionMessages();
			msg.add("", new ActionMessage("dataNotFound"));
			saveErrors(request, msg);
			return mapping.findForward("failure");
		}

		List<UserDTO> listData = dao.find(user, userMgForm.getPageInfo());
		userMgForm.setListData(listData);

		log.info("End");

		return mapping.findForward("success");
	}

	public ActionForward add(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) throws Exception{
		UserManageForm userMgForm = (UserManageForm)form;
		DatabaseConnection connection = DatabaseConnectionManager.getMyConnection();
		UserManageDAO dao = new UserManageDAO(connection);
		UserDTO user = userMgForm.getUser();
		int count = dao.add(user);
		log.info(count + " rows added");
		ActionMessages msg = new ActionMessages();
		msg.add("all",new ActionMessage("Success"));
		saveErrors(request,msg);
		return search(mapping, form, request, response);
	}
	
	public ActionForward initModify(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) throws Exception{
		UserManageForm userMgForm = (UserManageForm)form;
		UserDTO user = (UserDTO)(userMgForm.getListData().get(userMgForm.getIndex()));
		userMgForm.setUser(user);
	    return new ActionForward("/userManage/modifyUser.jsp");
	}
	
	public ActionForward modify(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) throws Exception{
		UserManageForm userMgForm = (UserManageForm)form;
		DatabaseConnection connection = DatabaseConnectionManager.getMyConnection();
		UserManageDAO dao = new UserManageDAO(connection);
		UserDTO user = userMgForm.getUser();
		int count = dao.update(user);
		log.info(count + " row modify");
		ActionMessages msg = new ActionMessages();
		msg.add("all", new ActionMessage("Success"));
		saveErrors(request, msg);
		return init(mapping, form, request, response);
	}
	
	public ActionForward delete(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) throws Exception{
        
		UserManageForm userMgForm = (UserManageForm)form;
		DatabaseConnection connection = DatabaseConnectionManager.getMyConnection();
		UserManageDAO dao = new UserManageDAO(connection);
		UserDTO user = (UserDTO)(userMgForm.getListData().get(userMgForm.getIndex()));
		int count = dao.delete(user);
		log.info(count + " rows delete");
		ActionMessages msg = new ActionMessages();
		msg.add("all", new ActionMessage("Success"));
		saveErrors(request,msg);
		return search(mapping, form, request, response);
	}
	
	public ActionForward back(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) throws Exception{
		UserManageForm userMgForm = (UserManageForm)form;
		UserDTO user = userMgForm.getUser();
		user.setUserId("");
		user.setName("");
		user.setSex("");
		user.setPid("");
		return new ActionForward("/userManage/userManage.jsp");
	}
}