/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(MapSiteEntity model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update MapSite set ");
strSql.Append("GroupID=@GroupID,");
strSql.Append("MS_Name=@MS_Name,");
strSql.Append("MS_longitude=@MS_longitude,");
strSql.Append("MS_dimensionality=@MS_dimensionality,");
strSql.Append("MS_Description=@MS_Description,");
strSql.Append("MS_area=@MS_area");
strSql.Append(" where MS_ID=@MS_ID");
SqlParameter[] parameters =
{
new SqlParameter("@GroupID", SqlDbType.Int, 4),
new SqlParameter("@MS_Name", SqlDbType.NVarChar, 50),
new SqlParameter("@MS_longitude", SqlDbType.Float, 8),
new SqlParameter("@MS_dimensionality", SqlDbType.Float, 8),
new SqlParameter("@MS_Description", SqlDbType.NVarChar, 50),
new SqlParameter("@MS_area", SqlDbType.NVarChar, 50),
new SqlParameter("@MS_ID", SqlDbType.Int, 4)
};
parameters[0].Value = model.GroupID;
parameters[1].Value = model.MS_Name;
parameters[2].Value = model.MS_longitude;
parameters[3].Value = model.MS_dimensionality;
parameters[4].Value = model.MS_Description;
parameters[5].Value = model.MS_area;
parameters[6].Value = model.MS_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 MapSiteEntity DataRowToModel(DataRow row)
{
MapSiteEntity model = new MapSiteEntity();
if (row != null)
{
if (row["MS_ID"] != null && row["MS_ID"].ToString() != "")
{
model.MS_ID = int.Parse(row["MS_ID"].ToString());
}
if (row["GroupID"] != null && row["GroupID"].ToString() != "")
{
model.GroupID = int.Parse(row["GroupID"].ToString());
}
if (row["MS_Name"] != null)
{
model.MS_Name = row["MS_Name"].ToString();
}
if (row["MS_longitude"] != null && row["MS_longitude"].ToString() != "")
{
model.MS_longitude = decimal.Parse(row["MS_longitude"].ToString());
}
if (row["MS_dimensionality"] != null && row["MS_dimensionality"].ToString() != "")
{
model.MS_dimensionality = decimal.Parse(row["MS_dimensionality"].ToString());
}
if (row["MS_Description"] != null)
{
model.MS_Description = row["MS_Description"].ToString();
}
if (row["MS_area"] != null)
{
model.MS_area = row["MS_area"].ToString();
}
}
return(model);
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(MapSiteEntity model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into MapSite(");
strSql.Append("GroupID,MS_Name,MS_longitude,MS_dimensionality,MS_Description,MS_area)");
strSql.Append(" values (");
strSql.Append("@GroupID,@MS_Name,@MS_longitude,@MS_dimensionality,@MS_Description,@MS_area)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@GroupID", SqlDbType.Int, 4),
new SqlParameter("@MS_Name", SqlDbType.NVarChar, 50),
new SqlParameter("@MS_longitude", SqlDbType.Float, 8),
new SqlParameter("@MS_dimensionality", SqlDbType.Float, 8),
new SqlParameter("@MS_Description", SqlDbType.NVarChar, 50),
new SqlParameter("@MS_area", SqlDbType.NVarChar, 50)
};
parameters[0].Value = model.GroupID;
parameters[1].Value = model.MS_Name;
parameters[2].Value = model.MS_longitude;
parameters[3].Value = model.MS_dimensionality;
parameters[4].Value = model.MS_Description;
parameters[5].Value = model.MS_area;
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 MapSiteEntity GetModel(int MS_ID)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 MS_ID,GroupID,MS_Name,MS_longitude,MS_dimensionality,MS_Description,MS_area from MapSite ");
strSql.Append(" where MS_ID=@MS_ID");
SqlParameter[] parameters =
{
new SqlParameter("@MS_ID", SqlDbType.Int, 4)
};
parameters[0].Value = MS_ID;
MapSiteEntity model = new MapSiteEntity();
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(MapSiteEntity model)
{
return(dal.Update(model));
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(MapSiteEntity model)
{
return(dal.Add(model));
}
