userdbobserver.java

此文档针对开发人员和测试人员。第二章对软件进行了全面的描述。第三章对接口进行了分析。第四章对软件实现的功能进行概述。第五章对软件后续开发实现提出的要求。第六章提出其他一些在软件开发过程中需要注意的问题

package com.ciash.bms.observer.impl;

import java.util.Collection;
import java.util.Iterator;
import java.util.Vector;

import javax.swing.JOptionPane;

import com.ciash.bms.model.PopedomEditModel;
import com.ciash.bms.model.UserModifyModel;
import com.ciash.bms.model.impl.UserSearchModel;
import com.ciash.bms.observer.PopedomEditObserver;
import com.ciash.bms.observer.UserEditDBObserver;
import com.ciash.bms.entity.User;
import com.ciash.bms.gui.impl.UserEditDialog;
import com.ciash.bms.gui.uiInter.PopLoaderUI;
import com.ciash.bms.gui.uiInter.RegisterDialogUI;
import com.ciash.bms.gui.uiInter.SearchUI;
import com.ciash.bms.gui.updater.UserUpdater;
import com.ciash.bms.gui.uiInter.UserEditDialogUI;

/**
 * <p>
 * Title: BMS
 * </p>
 * <p>
 * Description:
 * </p>
 * <p>
 * Copyright: Copyright (c) 2009
 * </p>
 * <p>
 * Company: Cigarette Ash Inc.
 * </p>
 *
 * @author Cigarette Ash
 * @version 1.0
 */
public class UserDBObserver extends UserSearchDBObserver implements
		UserEditDBObserver {

	public UserEditDialogUI getUserEditDialogUI() {
		return userEditDialogUI;
	}

	public void setUserEditDialogUI(UserEditDialogUI userEditDialogUI) {
		this.userEditDialogUI = userEditDialogUI;
	}

	public UserModifyModel getUserModifyModel() {
		return userModifyModel;
	}

	public void setUserModifyModel(UserModifyModel userModifyModel) {
		this.userModifyModel = userModifyModel;
	}

	private UserEditDialogUI userEditDialogUI;
	private UserModifyModel userModifyModel;

	public UserDBObserver(UserSearchModel userSearchModel, SearchUI searchUI,
			UserEditDialogUI userEditDialogUI, UserModifyModel model) {
		super(userSearchModel, searchUI);
		this.userModifyModel = model;
		this.userEditDialogUI = userEditDialogUI;
	}

	public UserDBObserver() {
		super();
	}

	private Vector userUpdaters = new Vector();

	public void addUserUpdater(UserUpdater userUpdater) {
		userUpdaters.add(userUpdater);
	}

	public void editUser(User user) {
		userEditDialogUI.showDialog(user, userModifyModel.getAllPopedom());
		if (userEditDialogUI.getOption() == UserEditDialogUI.OK_OPTION) {
			int result = JOptionPane.showConfirmDialog(null, "确定保存？", "提示！",
					JOptionPane.WARNING_MESSAGE);
			if (JOptionPane.OK_OPTION == result) {
				User u = userEditDialogUI.getUser();
				userModifyModel.update(u);
				JOptionPane.showMessageDialog(null, "保存成功", "提示！",
						JOptionPane.WARNING_MESSAGE);
				updateEditUser(u);
			}
		}
	}

	private void updateEditUser(User user) {
		Iterator it = userUpdaters.iterator();
		while (it.hasNext()) {
			UserUpdater update = (UserUpdater) it.next();
			update.updateEditUser(user);
		}
	}

	private void updateDeleteUser(User user) {
		Iterator it = userUpdaters.iterator();
		while (it.hasNext()) {
			UserUpdater update = (UserUpdater) it.next();
			update.updateDeleteUser(user);
		}
	}

	public boolean deleteUser(User user) {
		int result = JOptionPane.showConfirmDialog(null, "确认删除吗？", "提示！",
				JOptionPane.WARNING_MESSAGE);
		if (result == JOptionPane.OK_OPTION) {
			userModifyModel.delete(user);
			updateDeleteUser(user);
			return true;
		}
		return false;
	}
}