/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Model.AnswerTable model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update AnswerTable set ");
strSql.Append("Exam=@Exam,");
strSql.Append("Student=@Student,");
strSql.Append("Filepath=@Filepath");
strSql.Append(" where ID=@ID");
SqlParameter[] parameters =
{
new SqlParameter("@Exam", SqlDbType.Int, 4),
new SqlParameter("@Student", SqlDbType.VarChar, 50),
new SqlParameter("@Filepath", SqlDbType.NVarChar, 50),
new SqlParameter("@ID", SqlDbType.Int, 4)
};
parameters[0].Value = model.Exam;
parameters[1].Value = model.Student;
parameters[2].Value = model.Filepath;
parameters[3].Value = model.ID;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(Model.AnswerTable model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into AnswerTable(");
strSql.Append("Exam,Student,Filepath)");
strSql.Append(" values (");
strSql.Append("@Exam,@Student,@Filepath)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@Exam", SqlDbType.Int, 4),
new SqlParameter("@Student", SqlDbType.VarChar, 50),
new SqlParameter("@Filepath", SqlDbType.NVarChar, 50)
};
parameters[0].Value = model.Exam;
parameters[1].Value = model.Student;
parameters[2].Value = model.Filepath;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
public ActionResult Submit(Model.AnswerTable model)
{
bool result = false;
model.Student = Session["username"].ToString();
var state = answer.Add(model);
if (state != 0)
{
result = true;
}
if (result)
{
return(this.Json(new { result = 1, data = "" }));
}
else
{
return(this.Json(new { result = 0, msg = "新建失败" }));
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Model.AnswerTable DataRowToModel(DataRow row)
{
Model.AnswerTable model = new Model.AnswerTable();
if (row != null)
{
if (row["ID"] != null && row["ID"].ToString() != "")
{
model.ID = int.Parse(row["ID"].ToString());
}
if (row["Exam"] != null && row["Exam"].ToString() != "")
{
model.Exam = int.Parse(row["Exam"].ToString());
}
if (row["Student"] != null)
{
model.Student = row["Student"].ToString();
}
if (row["Filepath"] != null)
{
model.Filepath = row["Filepath"].ToString();
}
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Model.AnswerTable GetModel(int ID)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 ID,Exam,Student,Filepath from AnswerTable ");
strSql.Append(" where ID=@ID");
SqlParameter[] parameters =
{
new SqlParameter("@ID", SqlDbType.Int, 4)
};
parameters[0].Value = ID;
Model.AnswerTable model = new Model.AnswerTable();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Model.AnswerTable model)
{
return(dal.Update(model));
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(Model.AnswerTable model)
{
return(dal.Add(model));
}
