updateuserinfoaction.java

通讯录一个供大家参考

package com.lideedu.huang.addressBook.struts.action.user;

import java.lang.reflect.InvocationTargetException;

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

import org.apache.commons.beanutils.BeanUtils;
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 com.lideedu.huang.addressBook.business.user.UserServiceBD;
import com.lideedu.huang.addressBook.exceptions.ApplicationException;
import com.lideedu.huang.addressBook.pojos.User;
import com.lideedu.huang.addressBook.struts.form.UserForm;

public class UpdateUserInfoAction extends DispatchAction {

	// 请求转发到修改页面
	public ActionForward toUpdateJsp(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {

		User user = new User();
		UserForm userForm = new UserForm();
		String username = (String) request.getSession(true).getAttribute("username");

		try {
			user = UserServiceBD.getUserService().queryUserByName(username);
			BeanUtils.copyProperties(userForm, user);
			userForm.setBirthDay(user.getBirthDay());
			request.setAttribute("userForm", userForm);
		} catch (IllegalAccessException e) {
			e.printStackTrace();
		} catch (InvocationTargetException e) {
			e.printStackTrace();
		} catch (ApplicationException e) {
			e.printStackTrace();
		}
		return mapping.findForward("toUpdateUserInfoJsp");
	}

	// 修改用户信息
	public ActionForward updateUserInfo(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {

		ActionMessages messages = new ActionMessages();
		UserForm userForm = (UserForm) form;
		User user = new User();
		String oldUsername=(String)request.getSession(true).getAttribute("username");
		String username = ((UserForm) form).getUsername();

		try {

			boolean isExisted = UserServiceBD.getUserService().checkUsername(
					username);

			if (isExisted && (!(oldUsername.equals(username)))) {
				messages.add("loginLost", new ActionMessage(
						"username.isExisted"));
				saveErrors(request, messages);
				return mapping.findForward("toUpdateUserInfoJsp");
			}

			BeanUtils.copyProperties(user, userForm);
			UserServiceBD.getUserService().updateUserInfo(oldUsername, user);
			messages.add("update", new ActionMessage("updateUserInfo.success"));
			request.getSession().setAttribute("username", username);
		} catch (IllegalAccessException e) {
			e.printStackTrace();
		} catch (InvocationTargetException e) {
			e.printStackTrace();
		} catch (ApplicationException e) {
			e.printStackTrace();
			messages.add("update", new ActionMessage("updateUserInfo.lost"));
		}
	
		saveErrors(request, messages);
	    return mapping.findForward("toUpdateUserInfoJsp");
	
	}
}