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SalesManPage.java
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/
SalesManPage.java
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package lyons.page;
import java.util.ArrayList;
import lyons.dao.SalesManDao;
import lyons.entity.SalesMan;
import lyons.tools.QueryPrint;
import lyons.tools.ScannerChoice;
/**
* 操作售货员界面
* @author lyons(zhanglei)
*/
public final class SalesManPage extends ScannerChoice
{
/**
* 1.添加售货员界面 已实现!
*/
public static void addSalesManPage()
{
System.out.println("\t正在执行添加售货员操作\n");
System.out.println("\n添加售货员-姓名");
String sName = ScannerInfoString();
System.out.println("\n添加售货员-密码");
String sPssswd = ScannerInfoString();
SalesMan salesMan = new SalesMan(sName,sPssswd);
boolean bool = new SalesManDao().addSalesMan(salesMan);
if (bool)
{
System.out.println("\n\t!您已成功添加售货员到数据库!");
}else
{
System.out.println("添加售货员失败");
}
choiceSalesManNext("addSalesMan");
}
/**
* 2.更改售货员界面
*/
public static void updateSalesManPage()
{
System.out.println("\t正在执行更改售货员操作\n");
System.out.println("请输入想要更改的售货员名字");
String sName = ScannerInfoString();
//调用精确查找售货员函数
ArrayList<SalesMan> salesManList = new QueryPrint().querySalesMan(sName);
if (salesManList.size() <= 0)
{
System.err.println("\t!!查无此人!!");
choiceSalesManNext("updateSalesMan");
}else
{
//显示将要更改的售货员信息
System.out.println("\t\t\t售货员信息\n\n");
System.out.println("\t售货员编号\t\t售货员姓名\t\t售货员密码");
SalesMan salesMan = salesManList.get(0); //上面的精确查找中,只能返回一组数值。无需遍历!
System.out.println("\t"+salesMan.getSId()+"\t\t\t"+salesMan.getSName()+"\t\t\t"+salesMan.getSPassWord());
System.out.println();
//选择更改售货员内容
System.out.println("\n--------请选择您要更改的内容\n");
System.out.println("\t1.更改售货员-姓名");
System.out.println("\t2.更改售货员-密码");
do
{
String choice = ScannerInfoString();
String regex = "[0-2]";
if (choice.matches(regex))
{
int info = Integer.parseInt(choice);
switch (info)
{
case 0:
MainPage.salesManManagementPage();
break;
case 1:
System.out.println("更改售货员-新姓名");
String sNewName = ScannerInfoString();
SalesMan salesManName = new SalesMan(salesMan.getSId(),sNewName,null);
boolean boolsName = new SalesManDao().updateSalesMan(1, salesManName);
if (boolsName)
{
System.out.println("\n\t!!成功更新售货员名字至数据库!!\n");
}else
{
System.err.println("\n\t!!更新售货员名字失敗!!");
}
choiceSalesManNext("updateSalesMan");
break;
case 2:
System.out.println("更改售货员-新密码");
String sNewPasswd = ScannerInfoString();
SalesMan salesManPasswd = new SalesMan(salesMan.getSId(),null,sNewPasswd);
boolean boolsPasswd = new SalesManDao().updateSalesMan(2, salesManPasswd);
if (boolsPasswd)
{
System.out.println("\n\t!!成功更新售货员密码至数据库!!\n");
}else
{
System.err.println("\n\t!!更新售货员密码失敗!!");
}
choiceSalesManNext("updateSalesMan");
break;
default:
break;
}
}
System.out.println("\t!输入有误!");
System.out.println("\n请选择选项.或者按 0 返回上一级菜单.");
} while (true);
}
}
/**
* 3.删除售货员界面
*/
public static void deleteSalesManPage()
{
System.out.println("\t正在执行 删除售货员 操作\n");
System.out.println("请输入想要删除的售货员名字");
String sName = ScannerInfoString();
//调用精确查找售货员函数
ArrayList<SalesMan> salesManList = new QueryPrint().querySalesMan(sName);
if (salesManList.size() <= 0)
{
System.err.println("\t!!查无此人!!");
choiceSalesManNext("deleteSalesMan");
}else
{
//显示将要删除的售货员信息
System.out.println("\t\t\t删除售货员信息\n\n");
System.out.println("\t售货员编号\t\t售货员姓名\t\t售货员密码");
for (int i = 0,length = salesManList.size(); i < length; i++)
{
SalesMan salesMan = salesManList.get(i);
System.out.println("\t"+salesMan.getSId()+"\t\t\t"+salesMan.getSName()+"\t\t\t"+salesMan.getSPassWord());
System.out.println();
}
//确认是否真的删除!
do
{
System.out.println("\n确认删除该售货员:Y/N");
String choice = ScannerInfoString();
if ("y".equals(choice) || "Y".equals(choice))
{
//进行刪除-数据库操作
boolean boolDeleteSalesMan = new SalesManDao().deleteSalesMan(sName);//調用刪除功能
if (boolDeleteSalesMan)
{
System.err.println("\t!!已成功刪除该售货员!!\n");
}else
{
System.err.println("\t!!刪除该售货员失敗!!");
}
choiceSalesManNext("deleteGoods");
}else if ("N".equals(choice) || "n".equals(choice))
{
MainPage.salesManManagementPage();
}
System.err.println("\t!!输入有误,请重新输入!!");
} while (true);
}
}
/**
* 4.查询售货员界面 已实现!
*/
public static void querySalesManPage()
{
System.out.println("\t\t 正在执行查询售货员操作\n");
System.out.println("要查询的售货员关键字");
String sName = ScannerInfoString();
ArrayList<SalesMan> salesManList = new SalesManDao().querySalesMan(sName);
if (salesManList.size() <=0)
{
System.err.println("\t!没有人员符合查询条件!");
}else
{
System.out.println("\t\t\t所有售货员列表\n\n");
System.out.println("\t售货员编号\t\t售货员姓名\t\t售货员密码");
for (int i = 0,length = salesManList.size(); i < length; i++)
{
SalesMan salesMan = salesManList.get(i);
System.out.println("\t"+salesMan.getSId()+"\t\t\t"+salesMan.getSName()+"\t\t\t"+salesMan.getSPassWord());
System.out.println();
}
}
choiceSalesManNext("querySalesMan"); //param:调用者
}
/**
* 5.显示所有售货员界面
*/
public static void displaySalesManPage()
{
ArrayList<SalesMan> salesManList = new SalesManDao().displaySalesMan();
if (salesManList.size() <= 0)
{
System.err.println("\t!!售货员列表为空!!");
MainPage.salesManManagementPage();
}else
{
System.out.println("\t\t\t所有售货员列表\n\n");
System.out.println("\t售货员编号\t\t售货员姓名\t\t售货员密码");
for (int i = 0,length = salesManList.size(); i < length; i++)
{
SalesMan salesMan = salesManList.get(i);
System.out.println("\t"+salesMan.getSId()+"\t\t\t"+salesMan.getSName()+"\t\t\t"+salesMan.getSPassWord());
System.out.println();
}
do
{
System.out.println("\n\n输入 0 返回上一级菜单");
String choice = ScannerInfoString();
if ("0".equals(choice))
{
MainPage.salesManManagementPage();
}
System.err.print("\t输入有误!");
} while (true);
}
}
}