计划
估计此程序需要1-2周
- 开发
- 需求分析
用户故事：作为一个排球计分人员，我希望知道每场比赛队伍得分和积分情况，以便计分，让相关人员给每队进行排名。
从分析用例故事可以知道完成此程序需要这两项任务：选择任务和查询队伍的比分和积分情况。
.设计复审：
将编写的程序进行生成，进行设计复审。看看是否生成错误，如果错误进行修改。
.代码规范：
利用VS对该程序进行代码规范。
代码如下：
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Data.SqlClient;
using System.Data;
using System.Configuration;
namespace DAL
{
public static class SqlHelper
{
private static readonly string constr =
ConfigurationManager.ConnectionStrings["MyPC"].ConnectionString;
public static int ExecuteNonQuery(string sql, params SqlParameter[] pms)
{
using (SqlConnection con = new SqlConnection(constr))
{
using (SqlCommand cmd = new SqlCommand(sql, con))
{
if (pms != null)
{
cmd.Parameters.AddRange(pms);
}
con.Open();
return cmd.ExecuteNonQuery();
}
}
}
public static object ExecuteScalar(string sql, params SqlParameter[] pms)
{
using (SqlConnection con = new SqlConnection(constr))
{
using (SqlCommand cmd = new SqlCommand(sql, con))
{
if (pms != null)
{
cmd.Parameters.AddRange(pms);
}
con.Open();
return cmd.ExecuteScalar();
}
}
}
public static SqlDataReader ExecuteReader(string sql, params SqlParameter[] pms)
{
SqlConnection con = new SqlConnection(constr);
using (SqlCommand cmd = new SqlCommand(sql, con))
{
if (pms != null)
{
cmd.Parameters.AddRange(pms);
}
try
{
con.Open();
return cmd.ExecuteReader(System.Data.CommandBehavior.CloseConnection);
}
catch (Exception)
{
con.Close();
con.Dispose();
throw;
}
}
public static DataTable ExecuteDataTable(string sql, params SqlParameter[] pms)
{
DataTable dt = new DataTable();
using (SqlDataAdapter adapter = new SqlDataAdapter(sql, constr))
{
if (pms != null)
{
adapter.SelectCommand.Parameters.AddRange(pms);
}
adapter.Fill(dt);
}
return dt;
}
}
}
namespace Model
{
public class Teams
{
public int ID { get; set; }
public string TName { get; set; }
public int WinCount { get; set; }
public string FCount { get; set; }
public string JiFen { get; set; }
public string WinJuCount { get; set; }
public string FJuCount { get; set; }
public string _3to0 { get; set; }
public string _3to1 { get; set; }
public string _3to2 { get; set; }
public string _2to3 { get; set; }
public string _1to3 { get; set; }
public string _0to3 { get; set; }
}
}
namespace Model
{
public class SingleBall
{
public int BallNum { get; set; }
public string GetTeam { get; set; }
public int WinTeamScore { get; set; }
public int LoseTeamScore { get; set; }
public int GetMemberNum { get; set; }
public string HowGet { get; set; }
public int LoseMemberNum { get; set; }
}
}
public class GameNotes
{
public int ID { get; set; }
public string NameA { get; set; }
public string NameB { get; set; }
public DateTime Data { get; set; }
public string R1 { get; set; }
public string R2 { get; set; }
public string R3 { get; set; }
public string R4 { get; set; }
public string R5 { get; set; }
public string Place { get; set; }
}
public class Members
{
public int ID { get; set; }
public string MName { get; set; }
public string TName { get; set; }
public string Number { get; set; }
public string Position { get; set; }
public string Weight { get; set; }
public string Height { get; set; }
public int Age { get; set; }
public string NickName { get; set; }
public string Strength { get;set; }
}
public class GameNotes
{
public int ID { get; set; }
public string NameA { get; set; }
public string NameB { get; set; }
public DateTime Data { get; set; }
public string R1 { get; set; }
public string R2 { get; set; }
public string R3 { get; set; }
public string R4 { get; set; }
public string R5 { get; set; }
public string Place { get; set; }
}
namespace DAL
{
public class SingleBallDAL
{
public int InsertBallInfo(SingleBall sb)
{
string sql = "insert into SingleBall values"+
"(@BallNum,@GetTeam,@WinTeamScore,@LoseTeamScore,@GetMemberNum,@HowGet,@LoseMemberNum)";
SqlParameter[] pms = {
new SqlParameter("@BallNum",sb.BallNum),
new SqlParameter("@GetTeam",sb.GetTeam),
new SqlParameter("@WinTeamScore",sb.WinTeamScore),
new SqlParameter("@LoseTeamScore",sb.LoseTeamScore),
new SqlParameter("@GetMemberNum",sb.GetMemberNum),
new SqlParameter("@HowGet",sb.HowGet),
new SqlParameter("@LoseMemberNum",sb.LoseMemberNum),
};
return SqlHelper.ExecuteNonQuery(sql, pms);
}
}
}
namespace VolleyballDal
{
public class volleyDal
{
public DataTable SelectScore(string team)
{
string sql = "select * from VolleybalScore where Teams like '%"+team+"%'";
DataTable dt = SqlHelper.ExecuteDataTable(sql);
return dt;
}
public bool SelectScoreCount(string team)
{
string sql = "select count(*) from VolleybalScore where Teams like '%" + team + "%'";
int count = (int)SqlHelper.ExecuteScalar(sql);
return count>0;
}
}
}
namespace VolleyballBll
{
public class volleyBll
{
private volleyDal dal = new volleyDal();
public DataTable SelectScore(string team)
{
return dal.SelectScore(team);
}
public bool SelectScoreCount(string team)
{
return dal.SelectScoreCount(team);
}
}
}
namespace VolleyballDal
{
public class volleyDal
{
public DataTable SelectScore(string team)
{
string sql = "select * from VolleybalScore where Teams like '%"+team+"%'";
DataTable dt = SqlHelper.ExecuteDataTable(sql);
return dt;
}
public bool SelectScoreCount(string team)
{
string sql = "select count(*) from VolleybalScore where Teams like '%" + team + "%'";
int count = (int)SqlHelper.ExecuteScalar(sql);
return count>0;
}
}
}
以上就是排球积分程序计分员的相关代码。