/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(ValveEntity model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update Valve set ");
strSql.Append("Valve_Name=@Valve_Name,");
strSql.Append("Valve_longitude=@Valve_longitude,");
strSql.Append("Valve_dimensionality=@Valve_dimensionality,");
strSql.Append("Valve_Description=@Valve_Description,");
strSql.Append("Msc_ID=@Msc_ID,");
strSql.Append("Valve_Brand=@Valve_Brand,");
strSql.Append("Valve_Specification=@Valve_Specification,");
strSql.Append("Valve_Diameter=@Valve_Diameter,");
strSql.Append("Valve_Manufacturer=@Valve_Manufacturer");
strSql.Append(" where Valve_ID=@Valve_ID");
SqlParameter[] parameters =
{
new SqlParameter("@Valve_Name", SqlDbType.NVarChar, 50),
new SqlParameter("@Valve_longitude", SqlDbType.Float, 8),
new SqlParameter("@Valve_dimensionality", SqlDbType.Float, 8),
new SqlParameter("@Valve_Description", SqlDbType.NVarChar, 50),
new SqlParameter("@Msc_ID", SqlDbType.Int, 4),
new SqlParameter("@Valve_Brand", SqlDbType.NVarChar, 50),
new SqlParameter("@Valve_Specification", SqlDbType.NVarChar, 150),
new SqlParameter("@Valve_Diameter", SqlDbType.NChar, 10),
new SqlParameter("@Valve_Manufacturer", SqlDbType.NChar, 10),
new SqlParameter("@Valve_ID", SqlDbType.Int, 4)
};
parameters[0].Value = model.Valve_Name;
parameters[1].Value = model.Valve_longitude;
parameters[2].Value = model.Valve_dimensionality;
parameters[3].Value = model.Valve_Description;
parameters[4].Value = model.Msc_ID;
parameters[5].Value = model.Valve_Brand;
parameters[6].Value = model.Valve_Specification;
parameters[7].Value = model.Valve_Diameter;
parameters[8].Value = model.Valve_Manufacturer;
parameters[9].Value = model.Valve_ID;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public ValveEntity DataRowToModel(DataRow row)
{
ValveEntity model = new ValveEntity();
if (row != null)
{
if (row["Valve_ID"] != null && row["Valve_ID"].ToString() != "")
{
model.Valve_ID = int.Parse(row["Valve_ID"].ToString());
}
if (row["Valve_Name"] != null)
{
model.Valve_Name = row["Valve_Name"].ToString();
}
if (row["Valve_longitude"] != null && row["Valve_longitude"].ToString() != "")
{
model.Valve_longitude = decimal.Parse(row["Valve_longitude"].ToString());
}
if (row["Valve_dimensionality"] != null && row["Valve_dimensionality"].ToString() != "")
{
model.Valve_dimensionality = decimal.Parse(row["Valve_dimensionality"].ToString());
}
if (row["Valve_Description"] != null)
{
model.Valve_Description = row["Valve_Description"].ToString();
}
if (row["Msc_ID"] != null && row["Msc_ID"].ToString() != "")
{
model.Msc_ID = int.Parse(row["Msc_ID"].ToString());
}
if (row["Valve_Brand"] != null)
{
model.Valve_Brand = row["Valve_Brand"].ToString();
}
if (row["Valve_Specification"] != null)
{
model.Valve_Specification = row["Valve_Specification"].ToString();
}
if (row["Valve_Diameter"] != null)
{
model.Valve_Diameter = row["Valve_Diameter"].ToString();
}
if (row["Valve_Manufacturer"] != null)
{
model.Valve_Manufacturer = row["Valve_Manufacturer"].ToString();
}
}
return(model);
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(ValveEntity model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into Valve(");
strSql.Append("Valve_Name,Valve_longitude,Valve_dimensionality,Valve_Description,Msc_ID,Valve_Brand,Valve_Specification,Valve_Diameter,Valve_Manufacturer)");
strSql.Append(" values (");
strSql.Append("@Valve_Name,@Valve_longitude,@Valve_dimensionality,@Valve_Description,@Msc_ID,@Valve_Brand,@Valve_Specification,@Valve_Diameter,@Valve_Manufacturer)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@Valve_Name", SqlDbType.NVarChar, 50),
new SqlParameter("@Valve_longitude", SqlDbType.Float, 8),
new SqlParameter("@Valve_dimensionality", SqlDbType.Float, 8),
new SqlParameter("@Valve_Description", SqlDbType.NVarChar, 50),
new SqlParameter("@Msc_ID", SqlDbType.Int, 4),
new SqlParameter("@Valve_Brand", SqlDbType.NVarChar, 50),
new SqlParameter("@Valve_Specification", SqlDbType.NVarChar, 150),
new SqlParameter("@Valve_Diameter", SqlDbType.NChar, 10),
new SqlParameter("@Valve_Manufacturer", SqlDbType.NChar, 10)
};
parameters[0].Value = model.Valve_Name;
parameters[1].Value = model.Valve_longitude;
parameters[2].Value = model.Valve_dimensionality;
parameters[3].Value = model.Valve_Description;
parameters[4].Value = model.Msc_ID;
parameters[5].Value = model.Valve_Brand;
parameters[6].Value = model.Valve_Specification;
parameters[7].Value = model.Valve_Diameter;
parameters[8].Value = model.Valve_Manufacturer;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public ValveEntity GetModel(int Valve_ID)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 Valve_ID,Valve_Name,Valve_longitude,Valve_dimensionality,Valve_Description,Msc_ID,Valve_Brand,Valve_Specification,Valve_Diameter,Valve_Manufacturer from Valve ");
strSql.Append(" where Valve_ID=@Valve_ID");
SqlParameter[] parameters =
{
new SqlParameter("@Valve_ID", SqlDbType.Int, 4)
};
parameters[0].Value = Valve_ID;
ValveEntity model = new ValveEntity();
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(ValveEntity model)
{
return(dal.Update(model));
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(ValveEntity model)
{
return(dal.Add(model));
}