/// <summary>
/// 得到一个对象实体
/// </summary>
public LPWeb.Model.GroupUsers GetModel(int GroupId, int UserId)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 GroupId,UserId from GroupUsers ");
strSql.Append(" where GroupId=@GroupId and UserId=@UserId ");
SqlParameter[] parameters =
{
new SqlParameter("@GroupId", SqlDbType.Int, 4),
new SqlParameter("@UserId", SqlDbType.Int, 4)
};
parameters[0].Value = GroupId;
parameters[1].Value = UserId;
LPWeb.Model.GroupUsers model = new LPWeb.Model.GroupUsers();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
if (ds.Tables[0].Rows[0]["GroupId"].ToString() != "")
{
model.GroupId = int.Parse(ds.Tables[0].Rows[0]["GroupId"].ToString());
}
if (ds.Tables[0].Rows[0]["UserId"].ToString() != "")
{
model.UserId = int.Parse(ds.Tables[0].Rows[0]["UserId"].ToString());
}
return(model);
}
else
{
return(null);
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public void Update(LPWeb.Model.GroupUsers model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update GroupUsers set ");
strSql.Append("GroupId=@GroupId,");
strSql.Append("UserId=@UserId");
strSql.Append(" where GroupId=@GroupId and UserId=@UserId ");
SqlParameter[] parameters =
{
new SqlParameter("@GroupId", SqlDbType.Int, 4),
new SqlParameter("@UserId", SqlDbType.Int, 4)
};
parameters[0].Value = model.GroupId;
parameters[1].Value = model.UserId;
DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
}
/// <summary>
/// 增加一条数据
/// </summary>
public void Add(LPWeb.Model.GroupUsers model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into GroupUsers(");
strSql.Append("GroupId,UserId)");
strSql.Append(" values (");
strSql.Append("@GroupId,@UserId)");
SqlParameter[] parameters =
{
new SqlParameter("@GroupId", SqlDbType.Int, 4),
new SqlParameter("@UserId", SqlDbType.Int, 4)
};
parameters[0].Value = model.GroupId;
parameters[1].Value = model.UserId;
DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
}
